diff --git a/CHANGELOG.md b/CHANGELOG.md index 8c8d9c8..3119f18 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,3 +1,44 @@ +## 0.18.0 (2021-12-15) + +* added test capture sort to improve comparison ([ea3c11b](https://github.com/liabru/matter-js/commit/ea3c11b)) +* added triangles to mixed bodies example ([b116f64](https://github.com/liabru/matter-js/commit/b116f64)) +* added behaviour metric to tests and refactor tests ([8125966](https://github.com/liabru/matter-js/commit/8125966)) +* added benchmark test command ([7f34c45](https://github.com/liabru/matter-js/commit/7f34c45)) +* added broadphase to Matter.Detector ([a6b5e7d](https://github.com/liabru/matter-js/commit/a6b5e7d)) +* added cache checks to Matter.Composite ([32fd285](https://github.com/liabru/matter-js/commit/32fd285)) +* added example for Composite.remove ([bc07f56](https://github.com/liabru/matter-js/commit/bc07f56)) +* added example stress 3 ([d0ee246](https://github.com/liabru/matter-js/commit/d0ee246)) +* added filesize to test comparison report ([b3a8aa3](https://github.com/liabru/matter-js/commit/b3a8aa3)) +* added Matter.Collision ([9037f36](https://github.com/liabru/matter-js/commit/9037f36)) +* added memory comparison to tests ([bedf84c](https://github.com/liabru/matter-js/commit/bedf84c)) +* added note about webpack performance to readme ([80cf76b](https://github.com/liabru/matter-js/commit/80cf76b)) +* added stable sorting to test worker and refactor ([81dd2fb](https://github.com/liabru/matter-js/commit/81dd2fb)) +* added support for build metadata in Plugin.versionParse ([8bfaff0](https://github.com/liabru/matter-js/commit/8bfaff0)) +* changed raycasting example events to enable use in tests ([10afaea](https://github.com/liabru/matter-js/commit/10afaea)) +* changed build config to 'source-map' devtool ([e909b04](https://github.com/liabru/matter-js/commit/e909b04)) +* changed tests to use a production build rather than source ([55feb89](https://github.com/liabru/matter-js/commit/55feb89)) +* deprecated Matter.Grid ([e366d0e](https://github.com/liabru/matter-js/commit/e366d0e)) +* fixed sync issues on demo compare tool ([826ed46](https://github.com/liabru/matter-js/commit/826ed46)) +* improved performance measurement accuracy in tests ([cd289ec](https://github.com/liabru/matter-js/commit/cd289ec)) +* improved test comparison report ([de04c00](https://github.com/liabru/matter-js/commit/de04c00)) +* optimised Matter.Detector ([c7cec16](https://github.com/liabru/matter-js/commit/c7cec16)), ([fd1a70e](https://github.com/liabru/matter-js/commit/fd1a70e)), ([caeb07e](https://github.com/liabru/matter-js/commit/caeb07e)), ([efede6e](https://github.com/liabru/matter-js/commit/efede6e)) +* optimised Matter.Composite ([52e7977](https://github.com/liabru/matter-js/commit/52e7977)) +* optimised Matter.Pair ([d8a6380](https://github.com/liabru/matter-js/commit/d8a6380)), ([48673db](https://github.com/liabru/matter-js/commit/48673db)), ([1073dde](https://github.com/liabru/matter-js/commit/1073dde)) +* optimised Matter.Pairs ([a30707f](https://github.com/liabru/matter-js/commit/a30707f)), ([a882a74](https://github.com/liabru/matter-js/commit/a882a74)) +* optimised Matter.Resolver ([fceb0ca](https://github.com/liabru/matter-js/commit/fceb0ca)), ([49fbfba](https://github.com/liabru/matter-js/commit/49fbfba)), ([0b07a31](https://github.com/liabru/matter-js/commit/0b07a31)), ([f847f4c](https://github.com/liabru/matter-js/commit/f847f4c)), ([3cf65e8](https://github.com/liabru/matter-js/commit/3cf65e8)), ([30b899c](https://github.com/liabru/matter-js/commit/30b899c)), ([e4b35d3](https://github.com/liabru/matter-js/commit/e4b35d3)) +* optimised Matter.SAT ([0d90a17](https://github.com/liabru/matter-js/commit/0d90a17)), ([2096961](https://github.com/liabru/matter-js/commit/2096961)), ([0af144c](https://github.com/liabru/matter-js/commit/0af144c)) +* optimised Matter.Vertices ([c198878](https://github.com/liabru/matter-js/commit/c198878)), ([6883d0d](https://github.com/liabru/matter-js/commit/6883d0d)), ([792ae2e](https://github.com/liabru/matter-js/commit/792ae2e)) +* refactor test worker and prevent test cache ([ca2fe75](https://github.com/liabru/matter-js/commit/ca2fe75)), ([bcc3168](https://github.com/liabru/matter-js/commit/bcc3168)) +* replaced Matter.SAT with Matter.Collision ([b9e7d9d](https://github.com/liabru/matter-js/commit/b9e7d9d)) +* show debug stats in dev demo ([2f14ec5](https://github.com/liabru/matter-js/commit/2f14ec5)) +* updated dev dependencies ([c5028d5](https://github.com/liabru/matter-js/commit/c5028d5)) +* updated examples ([c80ed5c](https://github.com/liabru/matter-js/commit/c80ed5c)) +* updated test scripts ([afa467a](https://github.com/liabru/matter-js/commit/afa467a)) +* use force exit in tests ([8adf810](https://github.com/liabru/matter-js/commit/8adf810)) +* use Matter.Runner in test worker ([2581595](https://github.com/liabru/matter-js/commit/2581595)) + + + ## 0.17.1 (2021-04-14) * deprecate Engine.run alias replaced by Runner.run ([5817046](https://github.com/liabru/matter-js/commit/5817046)) diff --git a/RELEASE.md b/RELEASE.md index 3ecfb0e..069318a 100644 --- a/RELEASE.md +++ b/RELEASE.md @@ -1,3 +1,61 @@ +## ▲.● matter.js `0.18.0` + +Release notes for `0.18.0`. See the release [readme](https://github.com/liabru/matter-js/blob/0.18.0/README.md) for further information. + +### Highlights ✺ + +- **Up to ~40% performance improvement (on average measured over all examples, in Node on a Mac Air M1)** +- Replaces `Matter.Grid` with a faster and more efficient broadphase in `Matter.Detector` +- Reduced memory usage and garbage collection +- Resolves issues in `Matter.SAT` related to collision reuse +- Removes performance issues from `Matter.Grid` +- Improved collision accuracy +- Improved API and docs for collision modules +- Improved [documentation](https://brm.io/matter-js/docs/) pages +- Added note about avoiding Webpack [performance problems](https://github.com/liabru/matter-js/blob/master/README.md#install) + +### Changes ✲ + +See the release [compare page](https://github.com/liabru/matter-js/compare/0.17.1...0.18.0) and the [changelog](https://github.com/liabru/matter-js/blob/0.18.0/CHANGELOG.md) for a detailed list of changes. + +### Migration ⌲ + +- Behaviour and similarity is in practice the same (a fractional difference from improved accuracy) +- API is the same other than: + - [Matter.Detector](https://brm.io/matter-js/docs/classes/Detector.html) replaces [Matter.Grid](https://brm.io/matter-js/docs/classes/Grid.html) (which is now deprecated but will remain for a short term) + - [render.options.showBroadphase](https://brm.io/matter-js/docs/classes/Render.html#property_options.showBroadphase) is deprecated (no longer implemented) + - [Matter.SAT](https://brm.io/matter-js/docs/classes/SAT.html) is renamed [Matter.Collision](https://brm.io/matter-js/docs/classes/Collision.html) + - [Matter.SAT.collides](https://brm.io/matter-js/docs/classes/SAT.html#method_collides) is now [Matter.Collision.collides](https://brm.io/matter-js/docs/classes/Collision.html#method_collides) with a slightly different set of arguments + +### Comparison ⎄ + +Differences in behaviour, quality and performance against the previous release `0.17.1`. For more information see [comparison method](https://github.com/liabru/matter-js/pull/794). + +```ocaml +Output comparison of 43 examples against previous release matter-js@0.17.1 + +Behaviour 99.99% Similarity 99.98% Overlap -0.00% +Performance +40.62% Memory -6.18% Filesize -0.16% 77.73 KB + +airFriction · · avalanche ● · ballPool · · bridge · · car · · catapult · · +chains · · circleStack · · cloth · · collisionFiltering · · compositeManipulation ● · +compound · · compoundStack · · concave · · constraints ● · doublePendulum · · +events · · friction · · gravity · · gyro · · manipulation · ◆ +mixed · · newtonsCradle · · pyramid · · ragdoll · · raycasting · · +remove · · restitution · · rounded · · sensors · · sleeping · ◆ +slingshot · · softBody · · sprites · · stack · · staticFriction · · +stats · · stress · · stress2 · · stress3 · · timescale · · +views · · wreckingBall · · + +where · no change ● extrinsics changed ◆ intrinsics changed +``` + +### Contributors ♥︎ + +Many thanks to the [contributors](https://github.com/liabru/matter-js/compare/0.17.1...0.18.0) of this release, [past contributors](https://github.com/liabru/matter-js/graphs/contributors) as well those involved in the [community](https://github.com/liabru/matter-js/issues) for your input and support. + +--- + ## ▲.● matter.js `0.17.0` Release notes for `0.17.0`. See the release [readme](https://github.com/liabru/matter-js/blob/0.17.0/README.md) for further information. diff --git a/build/matter.js b/build/matter.js index b44b5db..ae3bc3d 100644 --- a/build/matter.js +++ b/build/matter.js @@ -1,5 +1,5 @@ /*! - * matter-js 0.17.1 by @liabru + * matter-js 0.18.0 by @liabru * http://brm.io/matter-js/ * License MIT * @@ -118,7 +118,7 @@ return /******/ (function(modules) { // webpackBootstrap /******/ /******/ /******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 22); +/******/ return __webpack_require__(__webpack_require__.s = 21); /******/ }) /************************************************************************/ /******/ ([ @@ -1283,17 +1283,16 @@ var Common = __webpack_require__(0); * @param {number} scalar */ Vertices.translate = function(vertices, vector, scalar) { - var i; - if (scalar) { - for (i = 0; i < vertices.length; i++) { - vertices[i].x += vector.x * scalar; - vertices[i].y += vector.y * scalar; - } - } else { - for (i = 0; i < vertices.length; i++) { - vertices[i].x += vector.x; - vertices[i].y += vector.y; - } + scalar = typeof scalar !== 'undefined' ? scalar : 1; + + var verticesLength = vertices.length, + translateX = vector.x * scalar, + translateY = vector.y * scalar, + i; + + for (i = 0; i < verticesLength; i++) { + vertices[i].x += translateX; + vertices[i].y += translateY; } return vertices; @@ -1311,15 +1310,21 @@ var Common = __webpack_require__(0); return; var cos = Math.cos(angle), - sin = Math.sin(angle); + sin = Math.sin(angle), + pointX = point.x, + pointY = point.y, + verticesLength = vertices.length, + vertex, + dx, + dy, + i; - for (var i = 0; i < vertices.length; i++) { - var vertice = vertices[i], - dx = vertice.x - point.x, - dy = vertice.y - point.y; - - vertice.x = point.x + (dx * cos - dy * sin); - vertice.y = point.y + (dx * sin + dy * cos); + for (i = 0; i < verticesLength; i++) { + vertex = vertices[i]; + dx = vertex.x - pointX; + dy = vertex.y - pointY; + vertex.x = pointX + (dx * cos - dy * sin); + vertex.y = pointY + (dx * sin + dy * cos); } return vertices; @@ -1333,12 +1338,21 @@ var Common = __webpack_require__(0); * @return {boolean} True if the vertices contains point, otherwise false */ Vertices.contains = function(vertices, point) { - for (var i = 0; i < vertices.length; i++) { - var vertice = vertices[i], - nextVertice = vertices[(i + 1) % vertices.length]; - if ((point.x - vertice.x) * (nextVertice.y - vertice.y) + (point.y - vertice.y) * (vertice.x - nextVertice.x) > 0) { + var pointX = point.x, + pointY = point.y, + verticesLength = vertices.length, + vertex = vertices[verticesLength - 1], + nextVertex; + + for (var i = 0; i < verticesLength; i++) { + nextVertex = vertices[i]; + + if ((pointX - vertex.x) * (nextVertex.y - vertex.y) + + (pointY - vertex.y) * (vertex.x - nextVertex.x) > 0) { return false; } + + vertex = nextVertex; } return true; @@ -1724,7 +1738,12 @@ var Body = __webpack_require__(6); constraints: [], composites: [], label: 'Composite', - plugin: {} + plugin: {}, + cache: { + allBodies: null, + allConstraints: null, + allComposites: null + } }, options); }; @@ -1732,6 +1751,7 @@ var Body = __webpack_require__(6); * Sets the composite's `isModified` flag. * If `updateParents` is true, all parents will be set (default: false). * If `updateChildren` is true, all children will be set (default: false). + * @private * @method setModified * @param {composite} composite * @param {boolean} isModified @@ -1741,12 +1761,18 @@ var Body = __webpack_require__(6); Composite.setModified = function(composite, isModified, updateParents, updateChildren) { composite.isModified = isModified; + if (isModified && composite.cache) { + composite.cache.allBodies = null; + composite.cache.allConstraints = null; + composite.cache.allComposites = null; + } + if (updateParents && composite.parent) { Composite.setModified(composite.parent, isModified, updateParents, updateChildren); } if (updateChildren) { - for(var i = 0; i < composite.composites.length; i++) { + for (var i = 0; i < composite.composites.length; i++) { var childComposite = composite.composites[i]; Composite.setModified(childComposite, isModified, updateParents, updateChildren); } @@ -1867,7 +1893,6 @@ var Body = __webpack_require__(6); var position = Common.indexOf(compositeA.composites, compositeB); if (position !== -1) { Composite.removeCompositeAt(compositeA, position); - Composite.setModified(compositeA, true, true, false); } if (deep) { @@ -1920,7 +1945,6 @@ var Body = __webpack_require__(6); var position = Common.indexOf(composite.bodies, body); if (position !== -1) { Composite.removeBodyAt(composite, position); - Composite.setModified(composite, true, true, false); } if (deep) { @@ -2021,6 +2045,7 @@ var Body = __webpack_require__(6); composite.constraints.length = 0; composite.composites.length = 0; + Composite.setModified(composite, true, true, false); return composite; @@ -2033,11 +2058,19 @@ var Body = __webpack_require__(6); * @return {body[]} All the bodies */ Composite.allBodies = function(composite) { + if (composite.cache && composite.cache.allBodies) { + return composite.cache.allBodies; + } + var bodies = [].concat(composite.bodies); for (var i = 0; i < composite.composites.length; i++) bodies = bodies.concat(Composite.allBodies(composite.composites[i])); + if (composite.cache) { + composite.cache.allBodies = bodies; + } + return bodies; }; @@ -2048,11 +2081,19 @@ var Body = __webpack_require__(6); * @return {constraint[]} All the constraints */ Composite.allConstraints = function(composite) { + if (composite.cache && composite.cache.allConstraints) { + return composite.cache.allConstraints; + } + var constraints = [].concat(composite.constraints); for (var i = 0; i < composite.composites.length; i++) constraints = constraints.concat(Composite.allConstraints(composite.composites[i])); + if (composite.cache) { + composite.cache.allConstraints = constraints; + } + return constraints; }; @@ -2063,11 +2104,19 @@ var Body = __webpack_require__(6); * @return {composite[]} All the composites */ Composite.allComposites = function(composite) { + if (composite.cache && composite.cache.allComposites) { + return composite.cache.allComposites; + } + var composites = [].concat(composite.composites); for (var i = 0; i < composite.composites.length; i++) composites = composites.concat(Composite.allComposites(composite.composites[i])); + if (composite.cache) { + composite.cache.allComposites = composites; + } + return composites; }; @@ -2134,8 +2183,6 @@ var Body = __webpack_require__(6); objects[i].id = Common.nextId(); } - Composite.setModified(composite, true, true, false); - return composite; }; @@ -2154,8 +2201,6 @@ var Body = __webpack_require__(6); Body.translate(bodies[i], translation); } - Composite.setModified(composite, true, true, false); - return composite; }; @@ -2185,8 +2230,6 @@ var Body = __webpack_require__(6); Body.rotate(body, rotation); } - Composite.setModified(composite, true, true, false); - return composite; }; @@ -2215,8 +2258,6 @@ var Body = __webpack_require__(6); Body.scale(body, scaleX, scaleY); } - Composite.setModified(composite, true, true, false); - return composite; }; @@ -2316,8 +2357,7 @@ var Body = __webpack_require__(6); /** * A flag that specifies whether the composite has been modified during the current step. - * Most `Matter.Composite` methods will automatically set this flag to `true` to inform the engine of changes to be handled. - * If you need to change it manually, you should use the `Composite.setModified` method. + * This is automatically managed when bodies, constraints or composites are added or removed. * * @property isModified * @type boolean @@ -2369,6 +2409,15 @@ var Body = __webpack_require__(6); * @type {} */ + /** + * An object used for storing cached results for performance reasons. + * This is used internally only and is automatically managed. + * + * @private + * @property cache + * @type {} + */ + })(); @@ -2396,7 +2445,7 @@ var Sleeping = __webpack_require__(7); var Render = __webpack_require__(16); var Common = __webpack_require__(0); var Bounds = __webpack_require__(1); -var Axes = __webpack_require__(10); +var Axes = __webpack_require__(11); (function() { @@ -3752,6 +3801,550 @@ var Events = __webpack_require__(4); /* 8 */ /***/ (function(module, exports, __webpack_require__) { +/** +* The `Matter.Collision` module contains methods for detecting collisions between a given pair of bodies. +* +* For efficient detection between a list of bodies, see `Matter.Detector` and `Matter.Query`. +* +* See `Matter.Engine` for collision events. +* +* @class Collision +*/ + +var Collision = {}; + +module.exports = Collision; + +var Vertices = __webpack_require__(3); +var Pair = __webpack_require__(9); + +(function() { + var _supports = []; + + var _overlapAB = { + overlap: 0, + axis: null + }; + + var _overlapBA = { + overlap: 0, + axis: null + }; + + /** + * Creates a new collision record. + * @method create + * @param {body} bodyA The first body part represented by the collision record + * @param {body} bodyB The second body part represented by the collision record + * @return {collision} A new collision record + */ + Collision.create = function(bodyA, bodyB) { + return { + pair: null, + collided: false, + bodyA: bodyA, + bodyB: bodyB, + parentA: bodyA.parent, + parentB: bodyB.parent, + depth: 0, + normal: { x: 0, y: 0 }, + tangent: { x: 0, y: 0 }, + penetration: { x: 0, y: 0 }, + supports: [] + }; + }; + + /** + * Detect collision between two bodies. + * @method collides + * @param {body} bodyA + * @param {body} bodyB + * @param {pairs} [pairs] Optionally reuse collision records from existing pairs. + * @return {collision|null} A collision record if detected, otherwise null + */ + Collision.collides = function(bodyA, bodyB, pairs) { + Collision._overlapAxes(_overlapAB, bodyA.vertices, bodyB.vertices, bodyA.axes); + + if (_overlapAB.overlap <= 0) { + return null; + } + + Collision._overlapAxes(_overlapBA, bodyB.vertices, bodyA.vertices, bodyB.axes); + + if (_overlapBA.overlap <= 0) { + return null; + } + + // reuse collision records for gc efficiency + var pair = pairs && pairs.table[Pair.id(bodyA, bodyB)], + collision; + + if (!pair) { + collision = Collision.create(bodyA, bodyB); + collision.collided = true; + collision.bodyA = bodyA.id < bodyB.id ? bodyA : bodyB; + collision.bodyB = bodyA.id < bodyB.id ? bodyB : bodyA; + collision.parentA = collision.bodyA.parent; + collision.parentB = collision.bodyB.parent; + } else { + collision = pair.collision; + } + + bodyA = collision.bodyA; + bodyB = collision.bodyB; + + var minOverlap; + + if (_overlapAB.overlap < _overlapBA.overlap) { + minOverlap = _overlapAB; + } else { + minOverlap = _overlapBA; + } + + var normal = collision.normal, + supports = collision.supports, + minAxis = minOverlap.axis, + minAxisX = minAxis.x, + minAxisY = minAxis.y; + + // ensure normal is facing away from bodyA + if (minAxisX * (bodyB.position.x - bodyA.position.x) + minAxisY * (bodyB.position.y - bodyA.position.y) < 0) { + normal.x = minAxisX; + normal.y = minAxisY; + } else { + normal.x = -minAxisX; + normal.y = -minAxisY; + } + + collision.tangent.x = -normal.y; + collision.tangent.y = normal.x; + + collision.depth = minOverlap.overlap; + + collision.penetration.x = normal.x * collision.depth; + collision.penetration.y = normal.y * collision.depth; + + // find support points, there is always either exactly one or two + var supportsB = Collision._findSupports(bodyA, bodyB, normal, 1), + supportCount = 0; + + // find the supports from bodyB that are inside bodyA + if (Vertices.contains(bodyA.vertices, supportsB[0])) { + supports[supportCount++] = supportsB[0]; + } + + if (Vertices.contains(bodyA.vertices, supportsB[1])) { + supports[supportCount++] = supportsB[1]; + } + + // find the supports from bodyA that are inside bodyB + if (supportCount < 2) { + var supportsA = Collision._findSupports(bodyB, bodyA, normal, -1); + + if (Vertices.contains(bodyB.vertices, supportsA[0])) { + supports[supportCount++] = supportsA[0]; + } + + if (supportCount < 2 && Vertices.contains(bodyB.vertices, supportsA[1])) { + supports[supportCount++] = supportsA[1]; + } + } + + // account for the edge case of overlapping but no vertex containment + if (supportCount === 0) { + supports[supportCount++] = supportsB[0]; + } + + // update supports array size + supports.length = supportCount; + + return collision; + }; + + /** + * Find the overlap between two sets of vertices. + * @method _overlapAxes + * @private + * @param {object} result + * @param {vertices} verticesA + * @param {vertices} verticesB + * @param {axes} axes + */ + Collision._overlapAxes = function(result, verticesA, verticesB, axes) { + var verticesALength = verticesA.length, + verticesBLength = verticesB.length, + verticesAX = verticesA[0].x, + verticesAY = verticesA[0].y, + verticesBX = verticesB[0].x, + verticesBY = verticesB[0].y, + axesLength = axes.length, + overlapMin = Number.MAX_VALUE, + overlapAxisNumber = 0, + overlap, + overlapAB, + overlapBA, + dot, + i, + j; + + for (i = 0; i < axesLength; i++) { + var axis = axes[i], + axisX = axis.x, + axisY = axis.y, + minA = verticesAX * axisX + verticesAY * axisY, + minB = verticesBX * axisX + verticesBY * axisY, + maxA = minA, + maxB = minB; + + for (j = 1; j < verticesALength; j += 1) { + dot = verticesA[j].x * axisX + verticesA[j].y * axisY; + + if (dot > maxA) { + maxA = dot; + } else if (dot < minA) { + minA = dot; + } + } + + for (j = 1; j < verticesBLength; j += 1) { + dot = verticesB[j].x * axisX + verticesB[j].y * axisY; + + if (dot > maxB) { + maxB = dot; + } else if (dot < minB) { + minB = dot; + } + } + + overlapAB = maxA - minB; + overlapBA = maxB - minA; + overlap = overlapAB < overlapBA ? overlapAB : overlapBA; + + if (overlap < overlapMin) { + overlapMin = overlap; + overlapAxisNumber = i; + + if (overlap <= 0) { + // can not be intersecting + break; + } + } + } + + result.axis = axes[overlapAxisNumber]; + result.overlap = overlapMin; + }; + + /** + * Projects vertices on an axis and returns an interval. + * @method _projectToAxis + * @private + * @param {} projection + * @param {} vertices + * @param {} axis + */ + Collision._projectToAxis = function(projection, vertices, axis) { + var min = vertices[0].x * axis.x + vertices[0].y * axis.y, + max = min; + + for (var i = 1; i < vertices.length; i += 1) { + var dot = vertices[i].x * axis.x + vertices[i].y * axis.y; + + if (dot > max) { + max = dot; + } else if (dot < min) { + min = dot; + } + } + + projection.min = min; + projection.max = max; + }; + + /** + * Finds supporting vertices given two bodies along a given direction using hill-climbing. + * @method _findSupports + * @private + * @param {body} bodyA + * @param {body} bodyB + * @param {vector} normal + * @param {number} direction + * @return [vector] + */ + Collision._findSupports = function(bodyA, bodyB, normal, direction) { + var vertices = bodyB.vertices, + verticesLength = vertices.length, + bodyAPositionX = bodyA.position.x, + bodyAPositionY = bodyA.position.y, + normalX = normal.x * direction, + normalY = normal.y * direction, + nearestDistance = Number.MAX_VALUE, + vertexA, + vertexB, + vertexC, + distance, + j; + + // find deepest vertex relative to the axis + for (j = 0; j < verticesLength; j += 1) { + vertexB = vertices[j]; + distance = normalX * (bodyAPositionX - vertexB.x) + normalY * (bodyAPositionY - vertexB.y); + + // convex hill-climbing + if (distance < nearestDistance) { + nearestDistance = distance; + vertexA = vertexB; + } + } + + // measure next vertex + vertexC = vertices[(verticesLength + vertexA.index - 1) % verticesLength]; + nearestDistance = normalX * (bodyAPositionX - vertexC.x) + normalY * (bodyAPositionY - vertexC.y); + + // compare with previous vertex + vertexB = vertices[(vertexA.index + 1) % verticesLength]; + if (normalX * (bodyAPositionX - vertexB.x) + normalY * (bodyAPositionY - vertexB.y) < nearestDistance) { + _supports[0] = vertexA; + _supports[1] = vertexB; + + return _supports; + } + + _supports[0] = vertexA; + _supports[1] = vertexC; + + return _supports; + }; + + /* + * + * Properties Documentation + * + */ + + /** + * A reference to the pair using this collision record, if there is one. + * + * @property pair + * @type {pair|null} + * @default null + */ + + /** + * A flag that indicates if the bodies were colliding when the collision was last updated. + * + * @property collided + * @type boolean + * @default false + */ + + /** + * The first body part represented by the collision (see also `collision.parentA`). + * + * @property bodyA + * @type body + */ + + /** + * The second body part represented by the collision (see also `collision.parentB`). + * + * @property bodyB + * @type body + */ + + /** + * The first body represented by the collision (i.e. `collision.bodyA.parent`). + * + * @property parentA + * @type body + */ + + /** + * The second body represented by the collision (i.e. `collision.bodyB.parent`). + * + * @property parentB + * @type body + */ + + /** + * A `Number` that represents the minimum separating distance between the bodies along the collision normal. + * + * @readOnly + * @property depth + * @type number + * @default 0 + */ + + /** + * A normalised `Vector` that represents the direction between the bodies that provides the minimum separating distance. + * + * @property normal + * @type vector + * @default { x: 0, y: 0 } + */ + + /** + * A normalised `Vector` that is the tangent direction to the collision normal. + * + * @property tangent + * @type vector + * @default { x: 0, y: 0 } + */ + + /** + * A `Vector` that represents the direction and depth of the collision. + * + * @property penetration + * @type vector + * @default { x: 0, y: 0 } + */ + + /** + * An array of body vertices that represent the support points in the collision. + * These are the deepest vertices (along the collision normal) of each body that are contained by the other body's vertices. + * + * @property supports + * @type vector[] + * @default [] + */ + +})(); + + +/***/ }), +/* 9 */ +/***/ (function(module, exports, __webpack_require__) { + +/** +* The `Matter.Pair` module contains methods for creating and manipulating collision pairs. +* +* @class Pair +*/ + +var Pair = {}; + +module.exports = Pair; + +var Contact = __webpack_require__(17); + +(function() { + + /** + * Creates a pair. + * @method create + * @param {collision} collision + * @param {number} timestamp + * @return {pair} A new pair + */ + Pair.create = function(collision, timestamp) { + var bodyA = collision.bodyA, + bodyB = collision.bodyB; + + var pair = { + id: Pair.id(bodyA, bodyB), + bodyA: bodyA, + bodyB: bodyB, + collision: collision, + contacts: [], + activeContacts: [], + separation: 0, + isActive: true, + confirmedActive: true, + isSensor: bodyA.isSensor || bodyB.isSensor, + timeCreated: timestamp, + timeUpdated: timestamp, + inverseMass: 0, + friction: 0, + frictionStatic: 0, + restitution: 0, + slop: 0 + }; + + Pair.update(pair, collision, timestamp); + + return pair; + }; + + /** + * Updates a pair given a collision. + * @method update + * @param {pair} pair + * @param {collision} collision + * @param {number} timestamp + */ + Pair.update = function(pair, collision, timestamp) { + var contacts = pair.contacts, + supports = collision.supports, + activeContacts = pair.activeContacts, + parentA = collision.parentA, + parentB = collision.parentB, + parentAVerticesLength = parentA.vertices.length; + + pair.isActive = true; + pair.timeUpdated = timestamp; + pair.collision = collision; + pair.separation = collision.depth; + pair.inverseMass = parentA.inverseMass + parentB.inverseMass; + pair.friction = parentA.friction < parentB.friction ? parentA.friction : parentB.friction; + pair.frictionStatic = parentA.frictionStatic > parentB.frictionStatic ? parentA.frictionStatic : parentB.frictionStatic; + pair.restitution = parentA.restitution > parentB.restitution ? parentA.restitution : parentB.restitution; + pair.slop = parentA.slop > parentB.slop ? parentA.slop : parentB.slop; + + collision.pair = pair; + activeContacts.length = 0; + + for (var i = 0; i < supports.length; i++) { + var support = supports[i], + contactId = support.body === parentA ? support.index : parentAVerticesLength + support.index, + contact = contacts[contactId]; + + if (contact) { + activeContacts.push(contact); + } else { + activeContacts.push(contacts[contactId] = Contact.create(support)); + } + } + }; + + /** + * Set a pair as active or inactive. + * @method setActive + * @param {pair} pair + * @param {bool} isActive + * @param {number} timestamp + */ + Pair.setActive = function(pair, isActive, timestamp) { + if (isActive) { + pair.isActive = true; + pair.timeUpdated = timestamp; + } else { + pair.isActive = false; + pair.activeContacts.length = 0; + } + }; + + /** + * Get the id for the given pair. + * @method id + * @param {body} bodyA + * @param {body} bodyB + * @return {string} Unique pairId + */ + Pair.id = function(bodyA, bodyB) { + if (bodyA.id < bodyB.id) { + return 'A' + bodyA.id + 'B' + bodyB.id; + } else { + return 'A' + bodyB.id + 'B' + bodyA.id; + } + }; + +})(); + + +/***/ }), +/* 10 */ +/***/ (function(module, exports, __webpack_require__) { + /** * The `Matter.Constraint` module contains methods for creating and manipulating constraints. * Constraints are used for specifying that a fixed distance must be maintained between two bodies (or a body and a fixed world-space position). @@ -3770,7 +4363,7 @@ var Vertices = __webpack_require__(3); var Vector = __webpack_require__(2); var Sleeping = __webpack_require__(7); var Bounds = __webpack_require__(1); -var Axes = __webpack_require__(10); +var Axes = __webpack_require__(11); var Common = __webpack_require__(0); (function() { @@ -4234,140 +4827,7 @@ var Common = __webpack_require__(0); /***/ }), -/* 9 */ -/***/ (function(module, exports, __webpack_require__) { - -/** -* The `Matter.Pair` module contains methods for creating and manipulating collision pairs. -* -* @class Pair -*/ - -var Pair = {}; - -module.exports = Pair; - -var Contact = __webpack_require__(17); - -(function() { - - /** - * Creates a pair. - * @method create - * @param {collision} collision - * @param {number} timestamp - * @return {pair} A new pair - */ - Pair.create = function(collision, timestamp) { - var bodyA = collision.bodyA, - bodyB = collision.bodyB, - parentA = collision.parentA, - parentB = collision.parentB; - - var pair = { - id: Pair.id(bodyA, bodyB), - bodyA: bodyA, - bodyB: bodyB, - contacts: {}, - activeContacts: [], - separation: 0, - isActive: true, - confirmedActive: true, - isSensor: bodyA.isSensor || bodyB.isSensor, - timeCreated: timestamp, - timeUpdated: timestamp, - inverseMass: parentA.inverseMass + parentB.inverseMass, - friction: Math.min(parentA.friction, parentB.friction), - frictionStatic: Math.max(parentA.frictionStatic, parentB.frictionStatic), - restitution: Math.max(parentA.restitution, parentB.restitution), - slop: Math.max(parentA.slop, parentB.slop) - }; - - Pair.update(pair, collision, timestamp); - - return pair; - }; - - /** - * Updates a pair given a collision. - * @method update - * @param {pair} pair - * @param {collision} collision - * @param {number} timestamp - */ - Pair.update = function(pair, collision, timestamp) { - var contacts = pair.contacts, - supports = collision.supports, - activeContacts = pair.activeContacts, - parentA = collision.parentA, - parentB = collision.parentB; - - pair.collision = collision; - pair.inverseMass = parentA.inverseMass + parentB.inverseMass; - pair.friction = Math.min(parentA.friction, parentB.friction); - pair.frictionStatic = Math.max(parentA.frictionStatic, parentB.frictionStatic); - pair.restitution = Math.max(parentA.restitution, parentB.restitution); - pair.slop = Math.max(parentA.slop, parentB.slop); - activeContacts.length = 0; - - if (collision.collided) { - for (var i = 0; i < supports.length; i++) { - var support = supports[i], - contactId = Contact.id(support), - contact = contacts[contactId]; - - if (contact) { - activeContacts.push(contact); - } else { - activeContacts.push(contacts[contactId] = Contact.create(support)); - } - } - - pair.separation = collision.depth; - Pair.setActive(pair, true, timestamp); - } else { - if (pair.isActive === true) - Pair.setActive(pair, false, timestamp); - } - }; - - /** - * Set a pair as active or inactive. - * @method setActive - * @param {pair} pair - * @param {bool} isActive - * @param {number} timestamp - */ - Pair.setActive = function(pair, isActive, timestamp) { - if (isActive) { - pair.isActive = true; - pair.timeUpdated = timestamp; - } else { - pair.isActive = false; - pair.activeContacts.length = 0; - } - }; - - /** - * Get the id for the given pair. - * @method id - * @param {body} bodyA - * @param {body} bodyB - * @return {string} Unique pairId - */ - Pair.id = function(bodyA, bodyB) { - if (bodyA.id < bodyB.id) { - return 'A' + bodyA.id + 'B' + bodyB.id; - } else { - return 'A' + bodyB.id + 'B' + bodyA.id; - } - }; - -})(); - - -/***/ }), -/* 10 */ +/* 11 */ /***/ (function(module, exports, __webpack_require__) { /** @@ -4437,7 +4897,7 @@ var Common = __webpack_require__(0); /***/ }), -/* 11 */ +/* 12 */ /***/ (function(module, exports, __webpack_require__) { /** @@ -4801,7 +5261,7 @@ var Vector = __webpack_require__(2); /***/ }), -/* 12 */ +/* 13 */ /***/ (function(module, exports, __webpack_require__) { /** @@ -5008,72 +5468,137 @@ var Common = __webpack_require__(0); /***/ }), -/* 13 */ +/* 14 */ /***/ (function(module, exports, __webpack_require__) { /** -* The `Matter.Detector` module contains methods for detecting collisions given a set of pairs. +* The `Matter.Detector` module contains methods for efficiently detecting collisions between a list of bodies using a broadphase algorithm. * * @class Detector */ -// TODO: speculative contacts - var Detector = {}; module.exports = Detector; -var SAT = __webpack_require__(14); -var Pair = __webpack_require__(9); -var Bounds = __webpack_require__(1); +var Common = __webpack_require__(0); +var Collision = __webpack_require__(8); (function() { /** - * Finds all collisions given a list of pairs. - * @method collisions - * @param {pair[]} broadphasePairs - * @param {engine} engine - * @return {array} collisions + * Creates a new collision detector. + * @method create + * @param {} options + * @return {detector} A new collision detector */ - Detector.collisions = function(broadphasePairs, engine) { + Detector.create = function(options) { + var defaults = { + bodies: [], + pairs: null + }; + + return Common.extend(defaults, options); + }; + + /** + * Sets the list of bodies in the detector. + * @method setBodies + * @param {detector} detector + * @param {body[]} bodies + */ + Detector.setBodies = function(detector, bodies) { + detector.bodies = bodies.slice(0); + }; + + /** + * Clears the detector including its list of bodies. + * @method clear + * @param {detector} detector + */ + Detector.clear = function(detector) { + detector.bodies = []; + }; + + /** + * Efficiently finds all collisions among all the bodies in `detector.bodies` using a broadphase algorithm. + * + * _Note:_ The specific ordering of collisions returned is not guaranteed between releases and may change for performance reasons. + * If a specific ordering is required then apply a sort to the resulting array. + * @method collisions + * @param {detector} detector + * @return {collision[]} collisions + */ + Detector.collisions = function(detector) { var collisions = [], - pairsTable = engine.pairs.table; + pairs = detector.pairs, + bodies = detector.bodies, + bodiesLength = bodies.length, + canCollide = Detector.canCollide, + collides = Collision.collides, + i, + j; - for (var i = 0; i < broadphasePairs.length; i++) { - var bodyA = broadphasePairs[i][0], - bodyB = broadphasePairs[i][1]; + bodies.sort(Detector._compareBoundsX); - if ((bodyA.isStatic || bodyA.isSleeping) && (bodyB.isStatic || bodyB.isSleeping)) - continue; - - if (!Detector.canCollide(bodyA.collisionFilter, bodyB.collisionFilter)) - continue; + for (i = 0; i < bodiesLength; i++) { + var bodyA = bodies[i], + boundsA = bodyA.bounds, + boundXMax = bodyA.bounds.max.x, + boundYMax = bodyA.bounds.max.y, + boundYMin = bodyA.bounds.min.y, + bodyAStatic = bodyA.isStatic || bodyA.isSleeping, + partsALength = bodyA.parts.length, + partsASingle = partsALength === 1; - // mid phase - if (Bounds.overlaps(bodyA.bounds, bodyB.bounds)) { - for (var j = bodyA.parts.length > 1 ? 1 : 0; j < bodyA.parts.length; j++) { - var partA = bodyA.parts[j]; + for (j = i + 1; j < bodiesLength; j++) { + var bodyB = bodies[j], + boundsB = bodyB.bounds; - for (var k = bodyB.parts.length > 1 ? 1 : 0; k < bodyB.parts.length; k++) { - var partB = bodyB.parts[k]; + if (boundsB.min.x > boundXMax) { + break; + } - if ((partA === bodyA && partB === bodyB) || Bounds.overlaps(partA.bounds, partB.bounds)) { - // find a previous collision we could reuse - var pairId = Pair.id(partA, partB), - pair = pairsTable[pairId], - previousCollision; + if (boundYMax < boundsB.min.y || boundYMin > boundsB.max.y) { + continue; + } - if (pair && pair.isActive) { - previousCollision = pair.collision; - } else { - previousCollision = null; + if (bodyAStatic && (bodyB.isStatic || bodyB.isSleeping)) { + continue; + } + + if (!canCollide(bodyA.collisionFilter, bodyB.collisionFilter)) { + continue; + } + + var partsBLength = bodyB.parts.length; + + if (partsASingle && partsBLength === 1) { + var collision = collides(bodyA, bodyB, pairs); + + if (collision) { + collisions.push(collision); + } + } else { + var partsAStart = partsALength > 1 ? 1 : 0, + partsBStart = partsBLength > 1 ? 1 : 0; + + for (var k = partsAStart; k < partsALength; k++) { + var partA = bodyA.parts[k], + boundsA = partA.bounds; + + for (var z = partsBStart; z < partsBLength; z++) { + var partB = bodyB.parts[z], + boundsB = partB.bounds; + + if (boundsA.min.x > boundsB.max.x || boundsA.max.x < boundsB.min.x + || boundsA.max.y < boundsB.min.y || boundsA.min.y > boundsB.max.y) { + continue; } - // narrow phase - var collision = SAT.collides(partA, partB, previousCollision); + var collision = collides(partA, partB, pairs); - if (collision.collided) { + if (collision) { collisions.push(collision); } } @@ -5100,281 +5625,40 @@ var Bounds = __webpack_require__(1); return (filterA.mask & filterB.category) !== 0 && (filterB.mask & filterA.category) !== 0; }; -})(); - - -/***/ }), -/* 14 */ -/***/ (function(module, exports, __webpack_require__) { - -/** -* The `Matter.SAT` module contains methods for detecting collisions using the Separating Axis Theorem. -* -* @class SAT -*/ - -// TODO: true circles and curves - -var SAT = {}; - -module.exports = SAT; - -var Vertices = __webpack_require__(3); -var Vector = __webpack_require__(2); - -(function() { - /** - * Detect collision between two bodies using the Separating Axis Theorem. - * @method collides + * The comparison function used in the broadphase algorithm. + * Returns the signed delta of the bodies bounds on the x-axis. + * @private + * @method _sortCompare * @param {body} bodyA * @param {body} bodyB - * @param {collision} previousCollision - * @return {collision} collision + * @return {number} The signed delta used for sorting */ - SAT.collides = function(bodyA, bodyB, previousCollision) { - var overlapAB, - overlapBA, - minOverlap, - collision, - canReusePrevCol = false; - - if (previousCollision) { - // estimate total motion - var parentA = bodyA.parent, - parentB = bodyB.parent, - motion = parentA.speed * parentA.speed + parentA.angularSpeed * parentA.angularSpeed - + parentB.speed * parentB.speed + parentB.angularSpeed * parentB.angularSpeed; - - // we may be able to (partially) reuse collision result - // but only safe if collision was resting - canReusePrevCol = previousCollision && previousCollision.collided && motion < 0.2; - - // reuse collision object - collision = previousCollision; - } else { - collision = { collided: false, bodyA: bodyA, bodyB: bodyB }; - } - - if (previousCollision && canReusePrevCol) { - // if we can reuse the collision result - // we only need to test the previously found axis - var axisBodyA = collision.axisBody, - axisBodyB = axisBodyA === bodyA ? bodyB : bodyA, - axes = [axisBodyA.axes[previousCollision.axisNumber]]; - - minOverlap = SAT._overlapAxes(axisBodyA.vertices, axisBodyB.vertices, axes); - collision.reused = true; - - if (minOverlap.overlap <= 0) { - collision.collided = false; - return collision; - } - } else { - // if we can't reuse a result, perform a full SAT test - - overlapAB = SAT._overlapAxes(bodyA.vertices, bodyB.vertices, bodyA.axes); - - if (overlapAB.overlap <= 0) { - collision.collided = false; - return collision; - } - - overlapBA = SAT._overlapAxes(bodyB.vertices, bodyA.vertices, bodyB.axes); - - if (overlapBA.overlap <= 0) { - collision.collided = false; - return collision; - } - - if (overlapAB.overlap < overlapBA.overlap) { - minOverlap = overlapAB; - collision.axisBody = bodyA; - } else { - minOverlap = overlapBA; - collision.axisBody = bodyB; - } - - // important for reuse later - collision.axisNumber = minOverlap.axisNumber; - } - - collision.bodyA = bodyA.id < bodyB.id ? bodyA : bodyB; - collision.bodyB = bodyA.id < bodyB.id ? bodyB : bodyA; - collision.collided = true; - collision.depth = minOverlap.overlap; - collision.parentA = collision.bodyA.parent; - collision.parentB = collision.bodyB.parent; - - bodyA = collision.bodyA; - bodyB = collision.bodyB; - - // ensure normal is facing away from bodyA - if (Vector.dot(minOverlap.axis, Vector.sub(bodyB.position, bodyA.position)) < 0) { - collision.normal = { - x: minOverlap.axis.x, - y: minOverlap.axis.y - }; - } else { - collision.normal = { - x: -minOverlap.axis.x, - y: -minOverlap.axis.y - }; - } - - collision.tangent = Vector.perp(collision.normal); - - collision.penetration = collision.penetration || {}; - collision.penetration.x = collision.normal.x * collision.depth; - collision.penetration.y = collision.normal.y * collision.depth; - - // find support points, there is always either exactly one or two - var verticesB = SAT._findSupports(bodyA, bodyB, collision.normal), - supports = []; - - // find the supports from bodyB that are inside bodyA - if (Vertices.contains(bodyA.vertices, verticesB[0])) - supports.push(verticesB[0]); - - if (Vertices.contains(bodyA.vertices, verticesB[1])) - supports.push(verticesB[1]); - - // find the supports from bodyA that are inside bodyB - if (supports.length < 2) { - var verticesA = SAT._findSupports(bodyB, bodyA, Vector.neg(collision.normal)); - - if (Vertices.contains(bodyB.vertices, verticesA[0])) - supports.push(verticesA[0]); - - if (supports.length < 2 && Vertices.contains(bodyB.vertices, verticesA[1])) - supports.push(verticesA[1]); - } - - // account for the edge case of overlapping but no vertex containment - if (supports.length < 1) - supports = [verticesB[0]]; - - collision.supports = supports; - - return collision; + Detector._compareBoundsX = function(bodyA, bodyB) { + return bodyA.bounds.min.x - bodyB.bounds.min.x; }; + /* + * + * Properties Documentation + * + */ + /** - * Find the overlap between two sets of vertices. - * @method _overlapAxes - * @private - * @param {} verticesA - * @param {} verticesB - * @param {} axes - * @return result + * The array of `Matter.Body` between which the detector finds collisions. + * + * _Note:_ The order of bodies in this array _is not fixed_ and will be continually managed by the detector. + * @property bodies + * @type body[] + * @default [] */ - SAT._overlapAxes = function(verticesA, verticesB, axes) { - var projectionA = Vector._temp[0], - projectionB = Vector._temp[1], - result = { overlap: Number.MAX_VALUE }, - overlap, - axis; - - for (var i = 0; i < axes.length; i++) { - axis = axes[i]; - - SAT._projectToAxis(projectionA, verticesA, axis); - SAT._projectToAxis(projectionB, verticesB, axis); - - overlap = Math.min(projectionA.max - projectionB.min, projectionB.max - projectionA.min); - - if (overlap <= 0) { - result.overlap = overlap; - return result; - } - - if (overlap < result.overlap) { - result.overlap = overlap; - result.axis = axis; - result.axisNumber = i; - } - } - - return result; - }; /** - * Projects vertices on an axis and returns an interval. - * @method _projectToAxis - * @private - * @param {} projection - * @param {} vertices - * @param {} axis + * Optional. A `Matter.Pairs` object from which previous collision objects may be reused. Intended for internal `Matter.Engine` usage. + * @property pairs + * @type {pairs|null} + * @default null */ - SAT._projectToAxis = function(projection, vertices, axis) { - var min = Vector.dot(vertices[0], axis), - max = min; - - for (var i = 1; i < vertices.length; i += 1) { - var dot = Vector.dot(vertices[i], axis); - - if (dot > max) { - max = dot; - } else if (dot < min) { - min = dot; - } - } - - projection.min = min; - projection.max = max; - }; - - /** - * Finds supporting vertices given two bodies along a given direction using hill-climbing. - * @method _findSupports - * @private - * @param {} bodyA - * @param {} bodyB - * @param {} normal - * @return [vector] - */ - SAT._findSupports = function(bodyA, bodyB, normal) { - var nearestDistance = Number.MAX_VALUE, - vertexToBody = Vector._temp[0], - vertices = bodyB.vertices, - bodyAPosition = bodyA.position, - distance, - vertex, - vertexA, - vertexB; - - // find closest vertex on bodyB - for (var i = 0; i < vertices.length; i++) { - vertex = vertices[i]; - vertexToBody.x = vertex.x - bodyAPosition.x; - vertexToBody.y = vertex.y - bodyAPosition.y; - distance = -Vector.dot(normal, vertexToBody); - - if (distance < nearestDistance) { - nearestDistance = distance; - vertexA = vertex; - } - } - - // find next closest vertex using the two connected to it - var prevIndex = vertexA.index - 1 >= 0 ? vertexA.index - 1 : vertices.length - 1; - vertex = vertices[prevIndex]; - vertexToBody.x = vertex.x - bodyAPosition.x; - vertexToBody.y = vertex.y - bodyAPosition.y; - nearestDistance = -Vector.dot(normal, vertexToBody); - vertexB = vertex; - - var nextIndex = (vertexA.index + 1) % vertices.length; - vertex = vertices[nextIndex]; - vertexToBody.x = vertex.x - bodyAPosition.x; - vertexToBody.y = vertex.y - bodyAPosition.y; - distance = -Vector.dot(normal, vertexToBody); - if (distance < nearestDistance) { - vertexB = vertex; - } - - return [vertexA, vertexB]; - }; })(); @@ -5625,7 +5909,7 @@ var Common = __webpack_require__(0); */ Plugin.dependencyParse = function(dependency) { if (Common.isString(dependency)) { - var pattern = /^[\w-]+(@(\*|[\^~]?\d+\.\d+\.\d+(-[0-9A-Za-z-]+)?))?$/; + var pattern = /^[\w-]+(@(\*|[\^~]?\d+\.\d+\.\d+(-[0-9A-Za-z-+]+)?))?$/; if (!pattern.test(dependency)) { Common.warn('Plugin.dependencyParse:', dependency, 'is not a valid dependency string.'); @@ -5660,7 +5944,7 @@ var Common = __webpack_require__(0); * @return {object} The version range parsed into its components. */ Plugin.versionParse = function(range) { - var pattern = /^(\*)|(\^|~|>=|>)?\s*((\d+)\.(\d+)\.(\d+))(-[0-9A-Za-z-]+)?$/; + var pattern = /^(\*)|(\^|~|>=|>)?\s*((\d+)\.(\d+)\.(\d+))(-[0-9A-Za-z-+]+)?$/; if (!pattern.test(range)) { Common.warn('Plugin.versionParse:', range, 'is not a valid version or range.'); @@ -5757,7 +6041,7 @@ var Composite = __webpack_require__(5); var Bounds = __webpack_require__(1); var Events = __webpack_require__(4); var Vector = __webpack_require__(2); -var Mouse = __webpack_require__(12); +var Mouse = __webpack_require__(13); (function() { @@ -5818,7 +6102,6 @@ var Mouse = __webpack_require__(12); showDebug: false, showStats: false, showPerformance: false, - showBroadphase: false, showBounds: false, showVelocity: false, showCollisions: false, @@ -5858,6 +6141,9 @@ var Mouse = __webpack_require__(12); } }; + // for temporary back compatibility only + render.options.showBroadphase = false; + if (render.options.pixelRatio !== 1) { Render.setPixelRatio(render, render.options.pixelRatio); } @@ -6178,9 +6464,6 @@ var Mouse = __webpack_require__(12); Render.constraints(constraints, context); - if (options.showBroadphase) - Render.grid(render, engine.grid, context); - if (options.hasBounds) { // revert view transforms Render.endViewTransform(render); @@ -7027,45 +7310,6 @@ var Mouse = __webpack_require__(12); c.stroke(); }; - /** - * Description - * @private - * @method grid - * @param {render} render - * @param {grid} grid - * @param {RenderingContext} context - */ - Render.grid = function(render, grid, context) { - var c = context, - options = render.options; - - if (options.wireframes) { - c.strokeStyle = 'rgba(255,180,0,0.1)'; - } else { - c.strokeStyle = 'rgba(255,180,0,0.5)'; - } - - c.beginPath(); - - var bucketKeys = Common.keys(grid.buckets); - - for (var i = 0; i < bucketKeys.length; i++) { - var bucketId = bucketKeys[i]; - - if (grid.buckets[bucketId].length < 2) - continue; - - var region = bucketId.split(/C|R/); - c.rect(0.5 + parseInt(region[1], 10) * grid.bucketWidth, - 0.5 + parseInt(region[2], 10) * grid.bucketHeight, - grid.bucketWidth, - grid.bucketHeight); - } - - c.lineWidth = 1; - c.stroke(); - }; - /** * Description * @private @@ -7507,6 +7751,7 @@ var Mouse = __webpack_require__(12); /** * A flag to enable or disable the collision broadphase debug overlay. * + * @deprecated no longer implemented * @property options.showBroadphase * @type boolean * @default false @@ -7635,22 +7880,11 @@ module.exports = Contact; */ Contact.create = function(vertex) { return { - id: Contact.id(vertex), vertex: vertex, normalImpulse: 0, tangentImpulse: 0 }; }; - - /** - * Generates a contact id. - * @method id - * @param {vertex} vertex - * @return {string} Unique contactID - */ - Contact.id = function(vertex) { - return vertex.body.id + '_' + vertex.index; - }; })(); @@ -7675,12 +7909,11 @@ module.exports = Engine; var Sleeping = __webpack_require__(7); var Resolver = __webpack_require__(19); -var Detector = __webpack_require__(13); +var Detector = __webpack_require__(14); var Pairs = __webpack_require__(20); -var Grid = __webpack_require__(21); var Events = __webpack_require__(4); var Composite = __webpack_require__(5); -var Constraint = __webpack_require__(8); +var Constraint = __webpack_require__(10); var Common = __webpack_require__(0); var Body = __webpack_require__(6); @@ -7704,7 +7937,6 @@ var Body = __webpack_require__(6); enableSleeping: false, events: [], plugin: {}, - grid: null, gravity: { x: 0, y: 1, @@ -7721,10 +7953,11 @@ var Body = __webpack_require__(6); var engine = Common.extend(defaults, options); engine.world = options.world || Composite.create({ label: 'World' }); - engine.grid = Grid.create(options.grid || options.broadphase); - engine.pairs = Pairs.create(); + engine.pairs = options.pairs || Pairs.create(); + engine.detector = options.detector || Detector.create(); - // temporary back compatibility + // for temporary back compatibility only + engine.grid = { buckets: [] }; engine.world.gravity = engine.gravity; engine.broadphase = engine.grid; engine.metrics = {}; @@ -7754,9 +7987,10 @@ var Body = __webpack_require__(6); correction = correction || 1; var world = engine.world, + detector = engine.detector, + pairs = engine.pairs, timing = engine.timing, - grid = engine.grid, - gridPairs = [], + timestamp = timing.timestamp, i; // increment timestamp @@ -7770,15 +8004,25 @@ var Body = __webpack_require__(6); Events.trigger(engine, 'beforeUpdate', event); - // get lists of all bodies and constraints, no matter what composites they are in + // get all bodies and all constraints in the world var allBodies = Composite.allBodies(world), allConstraints = Composite.allConstraints(world); - // if sleeping enabled, call the sleeping controller + // update the detector bodies if they have changed + if (world.isModified) { + Detector.setBodies(detector, allBodies); + } + + // reset all composite modified flags + if (world.isModified) { + Composite.setModified(world, false, false, true); + } + + // update sleeping if enabled if (engine.enableSleeping) Sleeping.update(allBodies, timing.timeScale); - // applies gravity to all bodies + // apply gravity to all bodies Engine._bodiesApplyGravity(allBodies, engine.gravity); // update all body position and rotation by integration @@ -7791,29 +8035,12 @@ var Body = __webpack_require__(6); } Constraint.postSolveAll(allBodies); - // broadphase pass: find potential collision pairs - - // if world is dirty, we must flush the whole grid - if (world.isModified) - Grid.clear(grid); - - // update the grid buckets based on current bodies - Grid.update(grid, allBodies, engine, world.isModified); - gridPairs = grid.pairsList; - - // clear all composite modified flags - if (world.isModified) { - Composite.setModified(world, false, false, true); - } - - // narrowphase pass: find actual collisions, then create or update collision pairs - var collisions = Detector.collisions(gridPairs, engine); + // find all collisions + detector.pairs = engine.pairs; + var collisions = Detector.collisions(detector); // update collision pairs - var pairs = engine.pairs, - timestamp = timing.timestamp; Pairs.update(pairs, collisions, timestamp); - Pairs.removeOld(pairs, timestamp); // wake up bodies involved in collisions if (engine.enableSleeping) @@ -7886,17 +8113,13 @@ var Body = __webpack_require__(6); }; /** - * Clears the engine including the world, pairs and broadphase. + * Clears the engine pairs and detector. * @method clear * @param {engine} engine */ Engine.clear = function(engine) { - var world = engine.world, - bodies = Composite.allBodies(world); - Pairs.clear(engine.pairs); - Grid.clear(engine.grid); - Grid.update(engine.grid, bodies, engine, true); + Detector.clear(engine.detector); }; /** @@ -7976,53 +8199,53 @@ var Body = __webpack_require__(6); * Fired just before an update * * @event beforeUpdate - * @param {} event An event object + * @param {object} event An event object * @param {number} event.timestamp The engine.timing.timestamp of the event - * @param {} event.source The source object of the event - * @param {} event.name The name of the event + * @param {engine} event.source The source object of the event + * @param {string} event.name The name of the event */ /** * Fired after engine update and all collision events * * @event afterUpdate - * @param {} event An event object + * @param {object} event An event object * @param {number} event.timestamp The engine.timing.timestamp of the event - * @param {} event.source The source object of the event - * @param {} event.name The name of the event + * @param {engine} event.source The source object of the event + * @param {string} event.name The name of the event */ /** * Fired after engine update, provides a list of all pairs that have started to collide in the current tick (if any) * * @event collisionStart - * @param {} event An event object - * @param {} event.pairs List of affected pairs + * @param {object} event An event object + * @param {pair[]} event.pairs List of affected pairs * @param {number} event.timestamp The engine.timing.timestamp of the event - * @param {} event.source The source object of the event - * @param {} event.name The name of the event + * @param {engine} event.source The source object of the event + * @param {string} event.name The name of the event */ /** * Fired after engine update, provides a list of all pairs that are colliding in the current tick (if any) * * @event collisionActive - * @param {} event An event object - * @param {} event.pairs List of affected pairs + * @param {object} event An event object + * @param {pair[]} event.pairs List of affected pairs * @param {number} event.timestamp The engine.timing.timestamp of the event - * @param {} event.source The source object of the event - * @param {} event.name The name of the event + * @param {engine} event.source The source object of the event + * @param {string} event.name The name of the event */ /** * Fired after engine update, provides a list of all pairs that have ended collision in the current tick (if any) * * @event collisionEnd - * @param {} event An event object - * @param {} event.pairs List of affected pairs + * @param {object} event An event object + * @param {pair[]} event.pairs List of affected pairs * @param {number} event.timestamp The engine.timing.timestamp of the event - * @param {} event.source The source object of the event - * @param {} event.name The name of the event + * @param {engine} event.source The source object of the event + * @param {string} event.name The name of the event */ /* @@ -8114,9 +8337,18 @@ var Body = __webpack_require__(6); * @default 0 */ + /** + * A `Matter.Detector` instance. + * + * @property detector + * @type detector + * @default a Matter.Detector instance + */ + /** * A `Matter.Grid` instance. * + * @deprecated replaced by `engine.detector` * @property grid * @type grid * @default a Matter.Grid instance @@ -8125,7 +8357,7 @@ var Body = __webpack_require__(6); /** * Replaced by and now alias for `engine.grid`. * - * @deprecated use `engine.grid` + * @deprecated replaced by `engine.detector` * @property broadphase * @type grid * @default a Matter.Grid instance @@ -8195,8 +8427,6 @@ var Resolver = {}; module.exports = Resolver; var Vertices = __webpack_require__(3); -var Vector = __webpack_require__(2); -var Common = __webpack_require__(0); var Bounds = __webpack_require__(1); (function() { @@ -8215,10 +8445,11 @@ var Bounds = __webpack_require__(1); Resolver.preSolvePosition = function(pairs) { var i, pair, - activeCount; + activeCount, + pairsLength = pairs.length; // find total contacts on each body - for (i = 0; i < pairs.length; i++) { + for (i = 0; i < pairsLength; i++) { pair = pairs[i]; if (!pair.isActive) @@ -8243,17 +8474,13 @@ var Bounds = __webpack_require__(1); bodyA, bodyB, normal, - bodyBtoA, contactShare, positionImpulse, - contactCount = {}, - tempA = Vector._temp[0], - tempB = Vector._temp[1], - tempC = Vector._temp[2], - tempD = Vector._temp[3]; + positionDampen = Resolver._positionDampen, + pairsLength = pairs.length; // find impulses required to resolve penetration - for (i = 0; i < pairs.length; i++) { + for (i = 0; i < pairsLength; i++) { pair = pairs[i]; if (!pair.isActive || pair.isSensor) @@ -8265,14 +8492,12 @@ var Bounds = __webpack_require__(1); normal = collision.normal; // get current separation between body edges involved in collision - bodyBtoA = Vector.sub(Vector.add(bodyB.positionImpulse, bodyB.position, tempA), - Vector.add(bodyA.positionImpulse, - Vector.sub(bodyB.position, collision.penetration, tempB), tempC), tempD); - - pair.separation = Vector.dot(normal, bodyBtoA); + pair.separation = + normal.x * (bodyB.positionImpulse.x + collision.penetration.x - bodyA.positionImpulse.x) + + normal.y * (bodyB.positionImpulse.y + collision.penetration.y - bodyA.positionImpulse.y); } - for (i = 0; i < pairs.length; i++) { + for (i = 0; i < pairsLength; i++) { pair = pairs[i]; if (!pair.isActive || pair.isSensor) @@ -8288,13 +8513,13 @@ var Bounds = __webpack_require__(1); positionImpulse *= 2; if (!(bodyA.isStatic || bodyA.isSleeping)) { - contactShare = Resolver._positionDampen / bodyA.totalContacts; + contactShare = positionDampen / bodyA.totalContacts; bodyA.positionImpulse.x += normal.x * positionImpulse * contactShare; bodyA.positionImpulse.y += normal.y * positionImpulse * contactShare; } if (!(bodyB.isStatic || bodyB.isSleeping)) { - contactShare = Resolver._positionDampen / bodyB.totalContacts; + contactShare = positionDampen / bodyB.totalContacts; bodyB.positionImpulse.x -= normal.x * positionImpulse * contactShare; bodyB.positionImpulse.y -= normal.y * positionImpulse * contactShare; } @@ -8307,34 +8532,43 @@ var Bounds = __webpack_require__(1); * @param {body[]} bodies */ Resolver.postSolvePosition = function(bodies) { - for (var i = 0; i < bodies.length; i++) { - var body = bodies[i]; + var positionWarming = Resolver._positionWarming, + bodiesLength = bodies.length, + verticesTranslate = Vertices.translate, + boundsUpdate = Bounds.update; + + for (var i = 0; i < bodiesLength; i++) { + var body = bodies[i], + positionImpulse = body.positionImpulse, + positionImpulseX = positionImpulse.x, + positionImpulseY = positionImpulse.y, + velocity = body.velocity; // reset contact count body.totalContacts = 0; - if (body.positionImpulse.x !== 0 || body.positionImpulse.y !== 0) { + if (positionImpulseX !== 0 || positionImpulseY !== 0) { // update body geometry for (var j = 0; j < body.parts.length; j++) { var part = body.parts[j]; - Vertices.translate(part.vertices, body.positionImpulse); - Bounds.update(part.bounds, part.vertices, body.velocity); - part.position.x += body.positionImpulse.x; - part.position.y += body.positionImpulse.y; + verticesTranslate(part.vertices, positionImpulse); + boundsUpdate(part.bounds, part.vertices, velocity); + part.position.x += positionImpulseX; + part.position.y += positionImpulseY; } // move the body without changing velocity - body.positionPrev.x += body.positionImpulse.x; - body.positionPrev.y += body.positionImpulse.y; + body.positionPrev.x += positionImpulseX; + body.positionPrev.y += positionImpulseY; - if (Vector.dot(body.positionImpulse, body.velocity) < 0) { + if (positionImpulseX * velocity.x + positionImpulseY * velocity.y < 0) { // reset cached impulse if the body has velocity along it - body.positionImpulse.x = 0; - body.positionImpulse.y = 0; + positionImpulse.x = 0; + positionImpulse.y = 0; } else { // warm the next iteration - body.positionImpulse.x *= Resolver._positionWarming; - body.positionImpulse.y *= Resolver._positionWarming; + positionImpulse.x *= positionWarming; + positionImpulse.y *= positionWarming; } } } @@ -8346,61 +8580,53 @@ var Bounds = __webpack_require__(1); * @param {pair[]} pairs */ Resolver.preSolveVelocity = function(pairs) { - var i, - j, - pair, - contacts, - collision, - bodyA, - bodyB, - normal, - tangent, - contact, - contactVertex, - normalImpulse, - tangentImpulse, - offset, - impulse = Vector._temp[0], - tempA = Vector._temp[1]; + var pairsLength = pairs.length, + i, + j; - for (i = 0; i < pairs.length; i++) { - pair = pairs[i]; + for (i = 0; i < pairsLength; i++) { + var pair = pairs[i]; if (!pair.isActive || pair.isSensor) continue; - contacts = pair.activeContacts; - collision = pair.collision; - bodyA = collision.parentA; - bodyB = collision.parentB; - normal = collision.normal; - tangent = collision.tangent; - + var contacts = pair.activeContacts, + contactsLength = contacts.length, + collision = pair.collision, + bodyA = collision.parentA, + bodyB = collision.parentB, + normal = collision.normal, + tangent = collision.tangent; + // resolve each contact - for (j = 0; j < contacts.length; j++) { - contact = contacts[j]; - contactVertex = contact.vertex; - normalImpulse = contact.normalImpulse; - tangentImpulse = contact.tangentImpulse; - + for (j = 0; j < contactsLength; j++) { + var contact = contacts[j], + contactVertex = contact.vertex, + normalImpulse = contact.normalImpulse, + tangentImpulse = contact.tangentImpulse; + if (normalImpulse !== 0 || tangentImpulse !== 0) { // total impulse from contact - impulse.x = (normal.x * normalImpulse) + (tangent.x * tangentImpulse); - impulse.y = (normal.y * normalImpulse) + (tangent.y * tangentImpulse); + var impulseX = normal.x * normalImpulse + tangent.x * tangentImpulse, + impulseY = normal.y * normalImpulse + tangent.y * tangentImpulse; // apply impulse from contact if (!(bodyA.isStatic || bodyA.isSleeping)) { - offset = Vector.sub(contactVertex, bodyA.position, tempA); - bodyA.positionPrev.x += impulse.x * bodyA.inverseMass; - bodyA.positionPrev.y += impulse.y * bodyA.inverseMass; - bodyA.anglePrev += Vector.cross(offset, impulse) * bodyA.inverseInertia; + bodyA.positionPrev.x += impulseX * bodyA.inverseMass; + bodyA.positionPrev.y += impulseY * bodyA.inverseMass; + bodyA.anglePrev += bodyA.inverseInertia * ( + (contactVertex.x - bodyA.position.x) * impulseY + - (contactVertex.y - bodyA.position.y) * impulseX + ); } - + if (!(bodyB.isStatic || bodyB.isSleeping)) { - offset = Vector.sub(contactVertex, bodyB.position, tempA); - bodyB.positionPrev.x -= impulse.x * bodyB.inverseMass; - bodyB.positionPrev.y -= impulse.y * bodyB.inverseMass; - bodyB.anglePrev -= Vector.cross(offset, impulse) * bodyB.inverseInertia; + bodyB.positionPrev.x -= impulseX * bodyB.inverseMass; + bodyB.positionPrev.y -= impulseY * bodyB.inverseMass; + bodyB.anglePrev -= bodyB.inverseInertia * ( + (contactVertex.x - bodyB.position.x) * impulseY + - (contactVertex.y - bodyB.position.y) * impulseX + ); } } } @@ -8415,14 +8641,17 @@ var Bounds = __webpack_require__(1); */ Resolver.solveVelocity = function(pairs, timeScale) { var timeScaleSquared = timeScale * timeScale, - impulse = Vector._temp[0], - tempA = Vector._temp[1], - tempB = Vector._temp[2], - tempC = Vector._temp[3], - tempD = Vector._temp[4], - tempE = Vector._temp[5]; - - for (var i = 0; i < pairs.length; i++) { + restingThresh = Resolver._restingThresh * timeScaleSquared, + frictionNormalMultiplier = Resolver._frictionNormalMultiplier, + restingThreshTangent = Resolver._restingThreshTangent * timeScaleSquared, + NumberMaxValue = Number.MAX_VALUE, + pairsLength = pairs.length, + tangentImpulse, + maxFriction, + i, + j; + + for (i = 0; i < pairsLength; i++) { var pair = pairs[i]; if (!pair.isActive || pair.isSensor) @@ -8431,97 +8660,119 @@ var Bounds = __webpack_require__(1); var collision = pair.collision, bodyA = collision.parentA, bodyB = collision.parentB, - normal = collision.normal, - tangent = collision.tangent, + bodyAVelocity = bodyA.velocity, + bodyBVelocity = bodyB.velocity, + normalX = collision.normal.x, + normalY = collision.normal.y, + tangentX = collision.tangent.x, + tangentY = collision.tangent.y, contacts = pair.activeContacts, - contactShare = 1 / contacts.length; + contactsLength = contacts.length, + contactShare = 1 / contactsLength, + inverseMassTotal = bodyA.inverseMass + bodyB.inverseMass, + friction = pair.friction * pair.frictionStatic * frictionNormalMultiplier * timeScaleSquared; // update body velocities - bodyA.velocity.x = bodyA.position.x - bodyA.positionPrev.x; - bodyA.velocity.y = bodyA.position.y - bodyA.positionPrev.y; - bodyB.velocity.x = bodyB.position.x - bodyB.positionPrev.x; - bodyB.velocity.y = bodyB.position.y - bodyB.positionPrev.y; + bodyAVelocity.x = bodyA.position.x - bodyA.positionPrev.x; + bodyAVelocity.y = bodyA.position.y - bodyA.positionPrev.y; + bodyBVelocity.x = bodyB.position.x - bodyB.positionPrev.x; + bodyBVelocity.y = bodyB.position.y - bodyB.positionPrev.y; bodyA.angularVelocity = bodyA.angle - bodyA.anglePrev; bodyB.angularVelocity = bodyB.angle - bodyB.anglePrev; // resolve each contact - for (var j = 0; j < contacts.length; j++) { + for (j = 0; j < contactsLength; j++) { var contact = contacts[j], - contactVertex = contact.vertex, - offsetA = Vector.sub(contactVertex, bodyA.position, tempA), - offsetB = Vector.sub(contactVertex, bodyB.position, tempB), - velocityPointA = Vector.add(bodyA.velocity, Vector.mult(Vector.perp(offsetA), bodyA.angularVelocity), tempC), - velocityPointB = Vector.add(bodyB.velocity, Vector.mult(Vector.perp(offsetB), bodyB.angularVelocity), tempD), - relativeVelocity = Vector.sub(velocityPointA, velocityPointB, tempE), - normalVelocity = Vector.dot(normal, relativeVelocity); + contactVertex = contact.vertex; - var tangentVelocity = Vector.dot(tangent, relativeVelocity), - tangentSpeed = Math.abs(tangentVelocity), - tangentVelocityDirection = Common.sign(tangentVelocity); + var offsetAX = contactVertex.x - bodyA.position.x, + offsetAY = contactVertex.y - bodyA.position.y, + offsetBX = contactVertex.x - bodyB.position.x, + offsetBY = contactVertex.y - bodyB.position.y; + + var velocityPointAX = bodyAVelocity.x - offsetAY * bodyA.angularVelocity, + velocityPointAY = bodyAVelocity.y + offsetAX * bodyA.angularVelocity, + velocityPointBX = bodyBVelocity.x - offsetBY * bodyB.angularVelocity, + velocityPointBY = bodyBVelocity.y + offsetBX * bodyB.angularVelocity; - // raw impulses - var normalImpulse = (1 + pair.restitution) * normalVelocity, - normalForce = Common.clamp(pair.separation + normalVelocity, 0, 1) * Resolver._frictionNormalMultiplier; + var relativeVelocityX = velocityPointAX - velocityPointBX, + relativeVelocityY = velocityPointAY - velocityPointBY; + + var normalVelocity = normalX * relativeVelocityX + normalY * relativeVelocityY, + tangentVelocity = tangentX * relativeVelocityX + tangentY * relativeVelocityY; // coulomb friction - var tangentImpulse = tangentVelocity, - maxFriction = Infinity; + var normalOverlap = pair.separation + normalVelocity; + var normalForce = Math.min(normalOverlap, 1); + normalForce = normalOverlap < 0 ? 0 : normalForce; + + var frictionLimit = normalForce * friction; - if (tangentSpeed > pair.friction * pair.frictionStatic * normalForce * timeScaleSquared) { - maxFriction = tangentSpeed; - tangentImpulse = Common.clamp( - pair.friction * tangentVelocityDirection * timeScaleSquared, - -maxFriction, maxFriction - ); + if (tangentVelocity > frictionLimit || -tangentVelocity > frictionLimit) { + maxFriction = tangentVelocity > 0 ? tangentVelocity : -tangentVelocity; + tangentImpulse = pair.friction * (tangentVelocity > 0 ? 1 : -1) * timeScaleSquared; + + if (tangentImpulse < -maxFriction) { + tangentImpulse = -maxFriction; + } else if (tangentImpulse > maxFriction) { + tangentImpulse = maxFriction; + } + } else { + tangentImpulse = tangentVelocity; + maxFriction = NumberMaxValue; } - // modify impulses accounting for mass, inertia and offset - var oAcN = Vector.cross(offsetA, normal), - oBcN = Vector.cross(offsetB, normal), - share = contactShare / (bodyA.inverseMass + bodyB.inverseMass + bodyA.inverseInertia * oAcN * oAcN + bodyB.inverseInertia * oBcN * oBcN); + // account for mass, inertia and contact offset + var oAcN = offsetAX * normalY - offsetAY * normalX, + oBcN = offsetBX * normalY - offsetBY * normalX, + share = contactShare / (inverseMassTotal + bodyA.inverseInertia * oAcN * oAcN + bodyB.inverseInertia * oBcN * oBcN); - normalImpulse *= share; + // raw impulses + var normalImpulse = (1 + pair.restitution) * normalVelocity * share; tangentImpulse *= share; // handle high velocity and resting collisions separately - if (normalVelocity < 0 && normalVelocity * normalVelocity > Resolver._restingThresh * timeScaleSquared) { + if (normalVelocity * normalVelocity > restingThresh && normalVelocity < 0) { // high normal velocity so clear cached contact normal impulse contact.normalImpulse = 0; } else { // solve resting collision constraints using Erin Catto's method (GDC08) // impulse constraint tends to 0 var contactNormalImpulse = contact.normalImpulse; - contact.normalImpulse = Math.min(contact.normalImpulse + normalImpulse, 0); + contact.normalImpulse += normalImpulse; + contact.normalImpulse = Math.min(contact.normalImpulse, 0); normalImpulse = contact.normalImpulse - contactNormalImpulse; } // handle high velocity and resting collisions separately - if (tangentVelocity * tangentVelocity > Resolver._restingThreshTangent * timeScaleSquared) { + if (tangentVelocity * tangentVelocity > restingThreshTangent) { // high tangent velocity so clear cached contact tangent impulse contact.tangentImpulse = 0; } else { // solve resting collision constraints using Erin Catto's method (GDC08) // tangent impulse tends to -tangentSpeed or +tangentSpeed var contactTangentImpulse = contact.tangentImpulse; - contact.tangentImpulse = Common.clamp(contact.tangentImpulse + tangentImpulse, -maxFriction, maxFriction); + contact.tangentImpulse += tangentImpulse; + if (contact.tangentImpulse < -maxFriction) contact.tangentImpulse = -maxFriction; + if (contact.tangentImpulse > maxFriction) contact.tangentImpulse = maxFriction; tangentImpulse = contact.tangentImpulse - contactTangentImpulse; } // total impulse from contact - impulse.x = (normal.x * normalImpulse) + (tangent.x * tangentImpulse); - impulse.y = (normal.y * normalImpulse) + (tangent.y * tangentImpulse); + var impulseX = normalX * normalImpulse + tangentX * tangentImpulse, + impulseY = normalY * normalImpulse + tangentY * tangentImpulse; // apply impulse from contact if (!(bodyA.isStatic || bodyA.isSleeping)) { - bodyA.positionPrev.x += impulse.x * bodyA.inverseMass; - bodyA.positionPrev.y += impulse.y * bodyA.inverseMass; - bodyA.anglePrev += Vector.cross(offsetA, impulse) * bodyA.inverseInertia; + bodyA.positionPrev.x += impulseX * bodyA.inverseMass; + bodyA.positionPrev.y += impulseY * bodyA.inverseMass; + bodyA.anglePrev += (offsetAX * impulseY - offsetAY * impulseX) * bodyA.inverseInertia; } if (!(bodyB.isStatic || bodyB.isSleeping)) { - bodyB.positionPrev.x -= impulse.x * bodyB.inverseMass; - bodyB.positionPrev.y -= impulse.y * bodyB.inverseMass; - bodyB.anglePrev -= Vector.cross(offsetB, impulse) * bodyB.inverseInertia; + bodyB.positionPrev.x -= impulseX * bodyB.inverseMass; + bodyB.positionPrev.y -= impulseY * bodyB.inverseMass; + bodyB.anglePrev -= (offsetBX * impulseY - offsetBY * impulseX) * bodyB.inverseInertia; } } } @@ -8548,8 +8799,6 @@ var Pair = __webpack_require__(9); var Common = __webpack_require__(0); (function() { - - Pairs._pairMaxIdleLife = 1000; /** * Creates a new pairs structure. @@ -8576,12 +8825,14 @@ var Common = __webpack_require__(0); */ Pairs.update = function(pairs, collisions, timestamp) { var pairsList = pairs.list, + pairsListLength = pairsList.length, pairsTable = pairs.table, + collisionsLength = collisions.length, collisionStart = pairs.collisionStart, collisionEnd = pairs.collisionEnd, collisionActive = pairs.collisionActive, collision, - pairId, + pairIndex, pair, i; @@ -8590,90 +8841,61 @@ var Common = __webpack_require__(0); collisionEnd.length = 0; collisionActive.length = 0; - for (i = 0; i < pairsList.length; i++) { + for (i = 0; i < pairsListLength; i++) { pairsList[i].confirmedActive = false; } - for (i = 0; i < collisions.length; i++) { + for (i = 0; i < collisionsLength; i++) { collision = collisions[i]; + pair = collision.pair; - if (collision.collided) { - pairId = Pair.id(collision.bodyA, collision.bodyB); - - pair = pairsTable[pairId]; - - if (pair) { - // pair already exists (but may or may not be active) - if (pair.isActive) { - // pair exists and is active - collisionActive.push(pair); - } else { - // pair exists but was inactive, so a collision has just started again - collisionStart.push(pair); - } - - // update the pair - Pair.update(pair, collision, timestamp); - pair.confirmedActive = true; + if (pair) { + // pair already exists (but may or may not be active) + if (pair.isActive) { + // pair exists and is active + collisionActive.push(pair); } else { - // pair did not exist, create a new pair - pair = Pair.create(collision, timestamp); - pairsTable[pairId] = pair; - - // push the new pair + // pair exists but was inactive, so a collision has just started again collisionStart.push(pair); - pairsList.push(pair); + } + + // update the pair + Pair.update(pair, collision, timestamp); + pair.confirmedActive = true; + } else { + // pair did not exist, create a new pair + pair = Pair.create(collision, timestamp); + pairsTable[pair.id] = pair; + + // push the new pair + collisionStart.push(pair); + pairsList.push(pair); + } + } + + // find pairs that are no longer active + var removePairIndex = []; + pairsListLength = pairsList.length; + + for (i = 0; i < pairsListLength; i++) { + pair = pairsList[i]; + + if (!pair.confirmedActive) { + Pair.setActive(pair, false, timestamp); + collisionEnd.push(pair); + + if (!pair.collision.bodyA.isSleeping && !pair.collision.bodyB.isSleeping) { + removePairIndex.push(i); } } } - // deactivate previously active pairs that are now inactive - for (i = 0; i < pairsList.length; i++) { - pair = pairsList[i]; - if (pair.isActive && !pair.confirmedActive) { - Pair.setActive(pair, false, timestamp); - collisionEnd.push(pair); - } - } - }; - - /** - * Finds and removes pairs that have been inactive for a set amount of time. - * @method removeOld - * @param {object} pairs - * @param {number} timestamp - */ - Pairs.removeOld = function(pairs, timestamp) { - var pairsList = pairs.list, - pairsTable = pairs.table, - indexesToRemove = [], - pair, - collision, - pairIndex, - i; - - for (i = 0; i < pairsList.length; i++) { - pair = pairsList[i]; - collision = pair.collision; - - // never remove sleeping pairs - if (collision.bodyA.isSleeping || collision.bodyB.isSleeping) { - pair.timeUpdated = timestamp; - continue; - } - - // if pair is inactive for too long, mark it to be removed - if (timestamp - pair.timeUpdated > Pairs._pairMaxIdleLife) { - indexesToRemove.push(i); - } - } - - // remove marked pairs - for (i = 0; i < indexesToRemove.length; i++) { - pairIndex = indexesToRemove[i] - i; + // remove inactive pairs + for (i = 0; i < removePairIndex.length; i++) { + pairIndex = removePairIndex[i] - i; pair = pairsList[pairIndex]; - delete pairsTable[pair.id]; pairsList.splice(pairIndex, 1); + delete pairsTable[pair.id]; } }; @@ -8699,337 +8921,23 @@ var Common = __webpack_require__(0); /* 21 */ /***/ (function(module, exports, __webpack_require__) { -/** -* The `Matter.Grid` module contains methods for creating and manipulating collision broadphase grid structures. -* -* @class Grid -*/ - -var Grid = {}; - -module.exports = Grid; - -var Pair = __webpack_require__(9); -var Common = __webpack_require__(0); - -(function() { - - /** - * Creates a new grid. - * @method create - * @param {} options - * @return {grid} A new grid - */ - Grid.create = function(options) { - var defaults = { - buckets: {}, - pairs: {}, - pairsList: [], - bucketWidth: 48, - bucketHeight: 48 - }; - - return Common.extend(defaults, options); - }; - - /** - * The width of a single grid bucket. - * - * @property bucketWidth - * @type number - * @default 48 - */ - - /** - * The height of a single grid bucket. - * - * @property bucketHeight - * @type number - * @default 48 - */ - - /** - * Updates the grid. - * @method update - * @param {grid} grid - * @param {body[]} bodies - * @param {engine} engine - * @param {boolean} forceUpdate - */ - Grid.update = function(grid, bodies, engine, forceUpdate) { - var i, col, row, - world = engine.world, - buckets = grid.buckets, - bucket, - bucketId, - gridChanged = false; - - for (i = 0; i < bodies.length; i++) { - var body = bodies[i]; - - if (body.isSleeping && !forceUpdate) - continue; - - // temporary back compatibility bounds check - if (world.bounds && (body.bounds.max.x < world.bounds.min.x || body.bounds.min.x > world.bounds.max.x - || body.bounds.max.y < world.bounds.min.y || body.bounds.min.y > world.bounds.max.y)) - continue; - - var newRegion = Grid._getRegion(grid, body); - - // if the body has changed grid region - if (!body.region || newRegion.id !== body.region.id || forceUpdate) { - - if (!body.region || forceUpdate) - body.region = newRegion; - - var union = Grid._regionUnion(newRegion, body.region); - - // update grid buckets affected by region change - // iterate over the union of both regions - for (col = union.startCol; col <= union.endCol; col++) { - for (row = union.startRow; row <= union.endRow; row++) { - bucketId = Grid._getBucketId(col, row); - bucket = buckets[bucketId]; - - var isInsideNewRegion = (col >= newRegion.startCol && col <= newRegion.endCol - && row >= newRegion.startRow && row <= newRegion.endRow); - - var isInsideOldRegion = (col >= body.region.startCol && col <= body.region.endCol - && row >= body.region.startRow && row <= body.region.endRow); - - // remove from old region buckets - if (!isInsideNewRegion && isInsideOldRegion) { - if (isInsideOldRegion) { - if (bucket) - Grid._bucketRemoveBody(grid, bucket, body); - } - } - - // add to new region buckets - if (body.region === newRegion || (isInsideNewRegion && !isInsideOldRegion) || forceUpdate) { - if (!bucket) - bucket = Grid._createBucket(buckets, bucketId); - Grid._bucketAddBody(grid, bucket, body); - } - } - } - - // set the new region - body.region = newRegion; - - // flag changes so we can update pairs - gridChanged = true; - } - } - - // update pairs list only if pairs changed (i.e. a body changed region) - if (gridChanged) - grid.pairsList = Grid._createActivePairsList(grid); - }; - - /** - * Clears the grid. - * @method clear - * @param {grid} grid - */ - Grid.clear = function(grid) { - grid.buckets = {}; - grid.pairs = {}; - grid.pairsList = []; - }; - - /** - * Finds the union of two regions. - * @method _regionUnion - * @private - * @param {} regionA - * @param {} regionB - * @return {} region - */ - Grid._regionUnion = function(regionA, regionB) { - var startCol = Math.min(regionA.startCol, regionB.startCol), - endCol = Math.max(regionA.endCol, regionB.endCol), - startRow = Math.min(regionA.startRow, regionB.startRow), - endRow = Math.max(regionA.endRow, regionB.endRow); - - return Grid._createRegion(startCol, endCol, startRow, endRow); - }; - - /** - * Gets the region a given body falls in for a given grid. - * @method _getRegion - * @private - * @param {} grid - * @param {} body - * @return {} region - */ - Grid._getRegion = function(grid, body) { - var bounds = body.bounds, - startCol = Math.floor(bounds.min.x / grid.bucketWidth), - endCol = Math.floor(bounds.max.x / grid.bucketWidth), - startRow = Math.floor(bounds.min.y / grid.bucketHeight), - endRow = Math.floor(bounds.max.y / grid.bucketHeight); - - return Grid._createRegion(startCol, endCol, startRow, endRow); - }; - - /** - * Creates a region. - * @method _createRegion - * @private - * @param {} startCol - * @param {} endCol - * @param {} startRow - * @param {} endRow - * @return {} region - */ - Grid._createRegion = function(startCol, endCol, startRow, endRow) { - return { - id: startCol + ',' + endCol + ',' + startRow + ',' + endRow, - startCol: startCol, - endCol: endCol, - startRow: startRow, - endRow: endRow - }; - }; - - /** - * Gets the bucket id at the given position. - * @method _getBucketId - * @private - * @param {} column - * @param {} row - * @return {string} bucket id - */ - Grid._getBucketId = function(column, row) { - return 'C' + column + 'R' + row; - }; - - /** - * Creates a bucket. - * @method _createBucket - * @private - * @param {} buckets - * @param {} bucketId - * @return {} bucket - */ - Grid._createBucket = function(buckets, bucketId) { - var bucket = buckets[bucketId] = []; - return bucket; - }; - - /** - * Adds a body to a bucket. - * @method _bucketAddBody - * @private - * @param {} grid - * @param {} bucket - * @param {} body - */ - Grid._bucketAddBody = function(grid, bucket, body) { - // add new pairs - for (var i = 0; i < bucket.length; i++) { - var bodyB = bucket[i]; - - if (body.id === bodyB.id || (body.isStatic && bodyB.isStatic)) - continue; - - // keep track of the number of buckets the pair exists in - // important for Grid.update to work - var pairId = Pair.id(body, bodyB), - pair = grid.pairs[pairId]; - - if (pair) { - pair[2] += 1; - } else { - grid.pairs[pairId] = [body, bodyB, 1]; - } - } - - // add to bodies (after pairs, otherwise pairs with self) - bucket.push(body); - }; - - /** - * Removes a body from a bucket. - * @method _bucketRemoveBody - * @private - * @param {} grid - * @param {} bucket - * @param {} body - */ - Grid._bucketRemoveBody = function(grid, bucket, body) { - // remove from bucket - bucket.splice(Common.indexOf(bucket, body), 1); - - // update pair counts - for (var i = 0; i < bucket.length; i++) { - // keep track of the number of buckets the pair exists in - // important for _createActivePairsList to work - var bodyB = bucket[i], - pairId = Pair.id(body, bodyB), - pair = grid.pairs[pairId]; - - if (pair) - pair[2] -= 1; - } - }; - - /** - * Generates a list of the active pairs in the grid. - * @method _createActivePairsList - * @private - * @param {} grid - * @return [] pairs - */ - Grid._createActivePairsList = function(grid) { - var pairKeys, - pair, - pairs = []; - - // grid.pairs is used as a hashmap - pairKeys = Common.keys(grid.pairs); - - // iterate over grid.pairs - for (var k = 0; k < pairKeys.length; k++) { - pair = grid.pairs[pairKeys[k]]; - - // if pair exists in at least one bucket - // it is a pair that needs further collision testing so push it - if (pair[2] > 0) { - pairs.push(pair); - } else { - delete grid.pairs[pairKeys[k]]; - } - } - - return pairs; - }; - -})(); - - -/***/ }), -/* 22 */ -/***/ (function(module, exports, __webpack_require__) { - -var Matter = module.exports = __webpack_require__(23); +var Matter = module.exports = __webpack_require__(22); -Matter.Axes = __webpack_require__(10); -Matter.Bodies = __webpack_require__(11); +Matter.Axes = __webpack_require__(11); +Matter.Bodies = __webpack_require__(12); Matter.Body = __webpack_require__(6); Matter.Bounds = __webpack_require__(1); +Matter.Collision = __webpack_require__(8); Matter.Common = __webpack_require__(0); Matter.Composite = __webpack_require__(5); -Matter.Composites = __webpack_require__(24); -Matter.Constraint = __webpack_require__(8); +Matter.Composites = __webpack_require__(23); +Matter.Constraint = __webpack_require__(10); Matter.Contact = __webpack_require__(17); -Matter.Detector = __webpack_require__(13); +Matter.Detector = __webpack_require__(14); Matter.Engine = __webpack_require__(18); Matter.Events = __webpack_require__(4); -Matter.Grid = __webpack_require__(21); -Matter.Mouse = __webpack_require__(12); +Matter.Grid = __webpack_require__(24); +Matter.Mouse = __webpack_require__(13); Matter.MouseConstraint = __webpack_require__(25); Matter.Pair = __webpack_require__(9); Matter.Pairs = __webpack_require__(20); @@ -9038,12 +8946,12 @@ Matter.Query = __webpack_require__(26); Matter.Render = __webpack_require__(16); Matter.Resolver = __webpack_require__(19); Matter.Runner = __webpack_require__(27); -Matter.SAT = __webpack_require__(14); +Matter.SAT = __webpack_require__(28); Matter.Sleeping = __webpack_require__(7); -Matter.Svg = __webpack_require__(28); +Matter.Svg = __webpack_require__(29); Matter.Vector = __webpack_require__(2); Matter.Vertices = __webpack_require__(3); -Matter.World = __webpack_require__(29); +Matter.World = __webpack_require__(30); // temporary back compatibility Matter.Engine.run = Matter.Runner.run; @@ -9051,7 +8959,7 @@ Matter.Common.deprecated(Matter.Engine, 'run', 'Engine.run ➤ use Matter.Runner /***/ }), -/* 23 */ +/* 22 */ /***/ (function(module, exports, __webpack_require__) { /** @@ -9083,7 +8991,7 @@ var Common = __webpack_require__(0); * @readOnly * @type {String} */ - Matter.version = true ? "0.17.1" : undefined; + Matter.version = true ? "0.18.0" : undefined; /** * A list of plugin dependencies to be installed. These are normally set and installed through `Matter.use`. @@ -9143,7 +9051,7 @@ var Common = __webpack_require__(0); /***/ }), -/* 24 */ +/* 23 */ /***/ (function(module, exports, __webpack_require__) { /** @@ -9160,10 +9068,10 @@ var Composites = {}; module.exports = Composites; var Composite = __webpack_require__(5); -var Constraint = __webpack_require__(8); +var Constraint = __webpack_require__(10); var Common = __webpack_require__(0); var Body = __webpack_require__(6); -var Bodies = __webpack_require__(11); +var Bodies = __webpack_require__(12); var deprecated = Common.deprecated; (function() { @@ -9485,6 +9393,352 @@ var deprecated = Common.deprecated; })(); +/***/ }), +/* 24 */ +/***/ (function(module, exports, __webpack_require__) { + +/** +* This module has now been replaced by `Matter.Detector`. +* +* All usage should be migrated to `Matter.Detector` or another alternative. +* For back-compatibility purposes this module will remain for a short term and then later removed in a future release. +* +* The `Matter.Grid` module contains methods for creating and manipulating collision broadphase grid structures. +* +* @class Grid +* @deprecated +*/ + +var Grid = {}; + +module.exports = Grid; + +var Pair = __webpack_require__(9); +var Common = __webpack_require__(0); +var deprecated = Common.deprecated; + +(function() { + + /** + * Creates a new grid. + * @deprecated replaced by Matter.Detector + * @method create + * @param {} options + * @return {grid} A new grid + */ + Grid.create = function(options) { + var defaults = { + buckets: {}, + pairs: {}, + pairsList: [], + bucketWidth: 48, + bucketHeight: 48 + }; + + return Common.extend(defaults, options); + }; + + /** + * The width of a single grid bucket. + * + * @property bucketWidth + * @type number + * @default 48 + */ + + /** + * The height of a single grid bucket. + * + * @property bucketHeight + * @type number + * @default 48 + */ + + /** + * Updates the grid. + * @deprecated replaced by Matter.Detector + * @method update + * @param {grid} grid + * @param {body[]} bodies + * @param {engine} engine + * @param {boolean} forceUpdate + */ + Grid.update = function(grid, bodies, engine, forceUpdate) { + var i, col, row, + world = engine.world, + buckets = grid.buckets, + bucket, + bucketId, + gridChanged = false; + + for (i = 0; i < bodies.length; i++) { + var body = bodies[i]; + + if (body.isSleeping && !forceUpdate) + continue; + + // temporary back compatibility bounds check + if (world.bounds && (body.bounds.max.x < world.bounds.min.x || body.bounds.min.x > world.bounds.max.x + || body.bounds.max.y < world.bounds.min.y || body.bounds.min.y > world.bounds.max.y)) + continue; + + var newRegion = Grid._getRegion(grid, body); + + // if the body has changed grid region + if (!body.region || newRegion.id !== body.region.id || forceUpdate) { + + if (!body.region || forceUpdate) + body.region = newRegion; + + var union = Grid._regionUnion(newRegion, body.region); + + // update grid buckets affected by region change + // iterate over the union of both regions + for (col = union.startCol; col <= union.endCol; col++) { + for (row = union.startRow; row <= union.endRow; row++) { + bucketId = Grid._getBucketId(col, row); + bucket = buckets[bucketId]; + + var isInsideNewRegion = (col >= newRegion.startCol && col <= newRegion.endCol + && row >= newRegion.startRow && row <= newRegion.endRow); + + var isInsideOldRegion = (col >= body.region.startCol && col <= body.region.endCol + && row >= body.region.startRow && row <= body.region.endRow); + + // remove from old region buckets + if (!isInsideNewRegion && isInsideOldRegion) { + if (isInsideOldRegion) { + if (bucket) + Grid._bucketRemoveBody(grid, bucket, body); + } + } + + // add to new region buckets + if (body.region === newRegion || (isInsideNewRegion && !isInsideOldRegion) || forceUpdate) { + if (!bucket) + bucket = Grid._createBucket(buckets, bucketId); + Grid._bucketAddBody(grid, bucket, body); + } + } + } + + // set the new region + body.region = newRegion; + + // flag changes so we can update pairs + gridChanged = true; + } + } + + // update pairs list only if pairs changed (i.e. a body changed region) + if (gridChanged) + grid.pairsList = Grid._createActivePairsList(grid); + }; + + deprecated(Grid, 'update', 'Grid.update ➤ replaced by Matter.Detector'); + + /** + * Clears the grid. + * @deprecated replaced by Matter.Detector + * @method clear + * @param {grid} grid + */ + Grid.clear = function(grid) { + grid.buckets = {}; + grid.pairs = {}; + grid.pairsList = []; + }; + + deprecated(Grid, 'clear', 'Grid.clear ➤ replaced by Matter.Detector'); + + /** + * Finds the union of two regions. + * @method _regionUnion + * @deprecated replaced by Matter.Detector + * @private + * @param {} regionA + * @param {} regionB + * @return {} region + */ + Grid._regionUnion = function(regionA, regionB) { + var startCol = Math.min(regionA.startCol, regionB.startCol), + endCol = Math.max(regionA.endCol, regionB.endCol), + startRow = Math.min(regionA.startRow, regionB.startRow), + endRow = Math.max(regionA.endRow, regionB.endRow); + + return Grid._createRegion(startCol, endCol, startRow, endRow); + }; + + /** + * Gets the region a given body falls in for a given grid. + * @method _getRegion + * @deprecated replaced by Matter.Detector + * @private + * @param {} grid + * @param {} body + * @return {} region + */ + Grid._getRegion = function(grid, body) { + var bounds = body.bounds, + startCol = Math.floor(bounds.min.x / grid.bucketWidth), + endCol = Math.floor(bounds.max.x / grid.bucketWidth), + startRow = Math.floor(bounds.min.y / grid.bucketHeight), + endRow = Math.floor(bounds.max.y / grid.bucketHeight); + + return Grid._createRegion(startCol, endCol, startRow, endRow); + }; + + /** + * Creates a region. + * @method _createRegion + * @deprecated replaced by Matter.Detector + * @private + * @param {} startCol + * @param {} endCol + * @param {} startRow + * @param {} endRow + * @return {} region + */ + Grid._createRegion = function(startCol, endCol, startRow, endRow) { + return { + id: startCol + ',' + endCol + ',' + startRow + ',' + endRow, + startCol: startCol, + endCol: endCol, + startRow: startRow, + endRow: endRow + }; + }; + + /** + * Gets the bucket id at the given position. + * @method _getBucketId + * @deprecated replaced by Matter.Detector + * @private + * @param {} column + * @param {} row + * @return {string} bucket id + */ + Grid._getBucketId = function(column, row) { + return 'C' + column + 'R' + row; + }; + + /** + * Creates a bucket. + * @method _createBucket + * @deprecated replaced by Matter.Detector + * @private + * @param {} buckets + * @param {} bucketId + * @return {} bucket + */ + Grid._createBucket = function(buckets, bucketId) { + var bucket = buckets[bucketId] = []; + return bucket; + }; + + /** + * Adds a body to a bucket. + * @method _bucketAddBody + * @deprecated replaced by Matter.Detector + * @private + * @param {} grid + * @param {} bucket + * @param {} body + */ + Grid._bucketAddBody = function(grid, bucket, body) { + var gridPairs = grid.pairs, + pairId = Pair.id, + bucketLength = bucket.length, + i; + + // add new pairs + for (i = 0; i < bucketLength; i++) { + var bodyB = bucket[i]; + + if (body.id === bodyB.id || (body.isStatic && bodyB.isStatic)) + continue; + + // keep track of the number of buckets the pair exists in + // important for Grid.update to work + var id = pairId(body, bodyB), + pair = gridPairs[id]; + + if (pair) { + pair[2] += 1; + } else { + gridPairs[id] = [body, bodyB, 1]; + } + } + + // add to bodies (after pairs, otherwise pairs with self) + bucket.push(body); + }; + + /** + * Removes a body from a bucket. + * @method _bucketRemoveBody + * @deprecated replaced by Matter.Detector + * @private + * @param {} grid + * @param {} bucket + * @param {} body + */ + Grid._bucketRemoveBody = function(grid, bucket, body) { + var gridPairs = grid.pairs, + pairId = Pair.id, + i; + + // remove from bucket + bucket.splice(Common.indexOf(bucket, body), 1); + + var bucketLength = bucket.length; + + // update pair counts + for (i = 0; i < bucketLength; i++) { + // keep track of the number of buckets the pair exists in + // important for _createActivePairsList to work + var pair = gridPairs[pairId(body, bucket[i])]; + + if (pair) + pair[2] -= 1; + } + }; + + /** + * Generates a list of the active pairs in the grid. + * @method _createActivePairsList + * @deprecated replaced by Matter.Detector + * @private + * @param {} grid + * @return [] pairs + */ + Grid._createActivePairsList = function(grid) { + var pair, + gridPairs = grid.pairs, + pairKeys = Common.keys(gridPairs), + pairKeysLength = pairKeys.length, + pairs = [], + k; + + // iterate over grid.pairs + for (k = 0; k < pairKeysLength; k++) { + pair = gridPairs[pairKeys[k]]; + + // if pair exists in at least one bucket + // it is a pair that needs further collision testing so push it + if (pair[2] > 0) { + pairs.push(pair); + } else { + delete gridPairs[pairKeys[k]]; + } + } + + return pairs; + }; + +})(); + + /***/ }), /* 25 */ /***/ (function(module, exports, __webpack_require__) { @@ -9504,10 +9758,10 @@ module.exports = MouseConstraint; var Vertices = __webpack_require__(3); var Sleeping = __webpack_require__(7); -var Mouse = __webpack_require__(12); +var Mouse = __webpack_require__(13); var Events = __webpack_require__(4); -var Detector = __webpack_require__(13); -var Constraint = __webpack_require__(8); +var Detector = __webpack_require__(14); +var Constraint = __webpack_require__(10); var Composite = __webpack_require__(5); var Common = __webpack_require__(0); var Bounds = __webpack_require__(1); @@ -9769,9 +10023,9 @@ var Query = {}; module.exports = Query; var Vector = __webpack_require__(2); -var SAT = __webpack_require__(14); +var Collision = __webpack_require__(8); var Bounds = __webpack_require__(1); -var Bodies = __webpack_require__(11); +var Bodies = __webpack_require__(12); var Vertices = __webpack_require__(3); (function() { @@ -9781,22 +10035,28 @@ var Vertices = __webpack_require__(3); * @method collides * @param {body} body * @param {body[]} bodies - * @return {object[]} Collisions + * @return {collision[]} Collisions */ Query.collides = function(body, bodies) { - var collisions = []; + var collisions = [], + bodiesLength = bodies.length, + bounds = body.bounds, + collides = Collision.collides, + overlaps = Bounds.overlaps; - for (var i = 0; i < bodies.length; i++) { - var bodyA = bodies[i]; + for (var i = 0; i < bodiesLength; i++) { + var bodyA = bodies[i], + partsALength = bodyA.parts.length, + partsAStart = partsALength === 1 ? 0 : 1; - if (Bounds.overlaps(bodyA.bounds, body.bounds)) { - for (var j = bodyA.parts.length === 1 ? 0 : 1; j < bodyA.parts.length; j++) { + if (overlaps(bodyA.bounds, bounds)) { + for (var j = partsAStart; j < partsALength; j++) { var part = bodyA.parts[j]; - if (Bounds.overlaps(part.bounds, body.bounds)) { - var collision = SAT.collides(part, body); + if (overlaps(part.bounds, bounds)) { + var collision = collides(part, body); - if (collision.collided) { + if (collision) { collisions.push(collision); break; } @@ -9815,7 +10075,7 @@ var Vertices = __webpack_require__(3); * @param {vector} startPoint * @param {vector} endPoint * @param {number} [rayWidth] - * @return {object[]} Collisions + * @return {collision[]} Collisions */ Query.ray = function(bodies, startPoint, endPoint, rayWidth) { rayWidth = rayWidth || 1e-100; @@ -10182,6 +10442,49 @@ var Common = __webpack_require__(0); /* 28 */ /***/ (function(module, exports, __webpack_require__) { +/** +* This module has now been replaced by `Matter.Collision`. +* +* All usage should be migrated to `Matter.Collision`. +* For back-compatibility purposes this module will remain for a short term and then later removed in a future release. +* +* The `Matter.SAT` module contains methods for detecting collisions using the Separating Axis Theorem. +* +* @class SAT +* @deprecated +*/ + +var SAT = {}; + +module.exports = SAT; + +var Collision = __webpack_require__(8); +var Common = __webpack_require__(0); +var deprecated = Common.deprecated; + +(function() { + + /** + * Detect collision between two bodies using the Separating Axis Theorem. + * @deprecated replaced by Collision.collides + * @method collides + * @param {body} bodyA + * @param {body} bodyB + * @return {collision} collision + */ + SAT.collides = function(bodyA, bodyB) { + return Collision.collides(bodyA, bodyB); + }; + + deprecated(SAT, 'collides', 'SAT.collides ➤ replaced by Collision.collides'); + +})(); + + +/***/ }), +/* 29 */ +/***/ (function(module, exports, __webpack_require__) { + /** * The `Matter.Svg` module contains methods for converting SVG images into an array of vector points. * @@ -10410,7 +10713,7 @@ var Common = __webpack_require__(0); })(); /***/ }), -/* 29 */ +/* 30 */ /***/ (function(module, exports, __webpack_require__) { /** diff --git a/build/matter.min.js 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n=e.options,i=e.canvas;"auto"===t&&(t=p(i)),n.pixelRatio=t,i.setAttribute("data-pixel-ratio",t),i.width=n.width*t,i.height=n.height*t,i.style.width=n.width+"px",i.style.height=n.height+"px"},i.lookAt=function(e,t,n,i){i=void 0===i||i,t=o.isArray(t)?t:[t],n=n||{x:0,y:0};for(var r={min:{x:1/0,y:1/0},max:{x:-1/0,y:-1/0}},a=0;ar.max.x&&(r.max.x=u.x),l.yr.max.y&&(r.max.y=u.y))}var d=r.max.x-r.min.x+2*n.x,p=r.max.y-r.min.y+2*n.y,f=e.canvas.height,v=e.canvas.width/f,m=d/p,y=1,g=1;m>v?g=m/v:y=v/m,e.options.hasBounds=!0,e.bounds.min.x=r.min.x,e.bounds.max.x=r.min.x+d*y,e.bounds.min.y=r.min.y,e.bounds.max.y=r.min.y+p*g,i&&(e.bounds.min.x+=.5*d-d*y*.5,e.bounds.max.x+=.5*d-d*y*.5,e.bounds.min.y+=.5*p-p*g*.5,e.bounds.max.y+=.5*p-p*g*.5),e.bounds.min.x-=n.x,e.bounds.max.x-=n.x,e.bounds.min.y-=n.y,e.bounds.max.y-=n.y,e.mouse&&(c.setScale(e.mouse,{x:(e.bounds.max.x-e.bounds.min.x)/e.canvas.width,y:(e.bounds.max.y-e.bounds.min.y)/e.canvas.height}),c.setOffset(e.mouse,e.bounds.min))},i.startViewTransform=function(e){var 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u=i.activeContacts[0].vertex.x,d=i.activeContacts[0].vertex.y;2===i.activeContacts.length&&(u=(i.activeContacts[0].vertex.x+i.activeContacts[1].vertex.x)/2,d=(i.activeContacts[0].vertex.y+i.activeContacts[1].vertex.y)/2),o.bodyB===o.supports[0].body||!0===o.bodyA.isStatic?s.moveTo(u-8*o.normal.x,d-8*o.normal.y):s.moveTo(u+8*o.normal.x,d+8*o.normal.y),s.lineTo(u,d)}l.wireframes?s.strokeStyle="rgba(255,165,0,0.7)":s.strokeStyle="orange",s.lineWidth=1,s.stroke()},i.separations=function(e,t,n){var i,o,r,a,s,l=n,c=e.options;for(l.beginPath(),s=0;s0&&c.trigger(e,"collisionStart",{pairs:A.collisionStart}),r.preSolvePosition(A.list),m=0;m0&&c.trigger(e,"collisionActive",{pairs:A.collisionActive}),A.collisionEnd.length>0&&c.trigger(e,"collisionEnd",{pairs:A.collisionEnd}),i._bodiesClearForces(b),c.trigger(e,"afterUpdate",h),e.timing.lastElapsed=p.now()-f,e},i.merge=function(e,t){if(p.extend(e,t),t.world){e.world=t.world,i.clear(e);for(var 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e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.MouseConstraint,o=Matter.Mouse,i=Matter.Composite,a=Matter.Bodies,s=e.create(),c=s.world,l=t.create({element:document.body,engine:s,options:{width:800,height:600,showVelocity:!0}});t.run(l);var d=n.create();n.run(d,s),i.add(c,[a.rectangle(200,100,60,60,{frictionAir:.001}),a.rectangle(400,100,60,60,{frictionAir:.05}),a.rectangle(600,100,60,60,{frictionAir:.1}),a.rectangle(400,0,800,50,{isStatic:!0}),a.rectangle(400,600,800,50,{isStatic:!0}),a.rectangle(800,300,50,600,{isStatic:!0}),a.rectangle(0,300,50,600,{isStatic:!0})]);var u=o.create(l.canvas),p=r.create(s,{mouse:u,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,p),l.mouse=u,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.airFriction.title="Air Friction",r.airFriction.for=">=0.14.2",e.exports=r.airFriction},"71Xj":function(e,t,n){var r=n("akk5");e.exports={demo:function(e,t){var n=r.Demo.create({toolbar:{title:"matter-js"+(t?" ・ dev":""),url:"https://github.com/liabru/matter-js",reset:!0,source:!0,inspector:!0,tools:!0,fullscreen:!0,exampleSelect:!0},tools:{inspector:!0,gui:!0},inline:!1,preventZoom:!0,resetOnOrientation:!0,routing:!0,startExample:"mixed",examples:e});if(window.MatterDemoInstance=n,document.body.appendChild(n.dom.root),document.title="Matter.js Demo"+(t?" ・ Dev":""),t){var o=n.dom.buttonSource,i=o.cloneNode(!0);i.textContent="⎄",i.title="Compare",i.href="?compare",i.target="",i.className="matter-btn matter-btn-compare",i.addEventListener("click",(function(e){window.location="?compare#"+n.example.id,e.preventDefault()})),o.parentNode.insertBefore(i,o.nextSibling),Matter.before("Render.create",(function(e){e.options.showDebug=!0}))}r.Demo.start(n)}}},"74MQ":function(e,t,n){var r=r||{};r.doublePendulum=function(){var e=Matter.Engine,t=Matter.Events,n=Matter.Render,r=Matter.Runner,o=Matter.Body,i=Matter.Composite,a=Matter.Composites,s=Matter.Constraint,c=Matter.MouseConstraint,l=Matter.Mouse,d=Matter.Bodies,u=Matter.Vector,p=e.create(),m=p.world,f=n.create({element:document.body,engine:p,options:{width:800,height:600,wireframes:!1}});n.run(f);var v=r.create();r.run(v,p);var g=o.nextGroup(!0),y=a.stack(350,160,2,1,-20,0,(function(e,t){return d.rectangle(e,t,200,25,{collisionFilter:{group:g},frictionAir:0,chamfer:5,render:{fillStyle:"transparent",lineWidth:1}})}));p.gravity.scale=.002,a.chain(y,.45,0,-.45,0,{stiffness:.9,length:0,angularStiffness:.7,render:{strokeStyle:"#4a485b"}}),i.add(y,s.create({bodyB:y.bodies[0],pointB:{x:-84,y:0},pointA:{x:y.bodies[0].position.x-84,y:y.bodies[0].position.y},stiffness:.9,length:0,render:{strokeStyle:"#4a485b"}}));var x=y.bodies[1];o.rotate(x,.3*-Math.PI,{x:x.position.x-100,y:x.position.y}),i.add(m,y);var h=[];t.on(f,"afterRender",(function(){h.unshift({position:u.clone(x.position),speed:x.speed}),n.startViewTransform(f),f.context.globalAlpha=.7;for(var e=0;e2e3&&h.pop()}));var M=l.create(f.canvas),b=c.create(p,{mouse:M,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(m,b),f.mouse=M,n.lookAt(f,{min:{x:0,y:0},max:{x:700,y:600}}),{engine:p,runner:v,render:f,canvas:f.canvas,stop:function(){Matter.Render.stop(f),Matter.Runner.stop(v)}}},r.doublePendulum.title="Double Pendulum",r.doublePendulum.for=">0.16.1",e.exports=r.doublePendulum},"7MJU":function(e,t,n){var r=r||{};r.gravity=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showVelocity:!0,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50.5,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]),l.gravity.y=-1;var m=r.stack(50,120,11,5,0,0,(function(e,t){switch(Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(20,50),o.random(20,50)):c.rectangle(e,t,o.random(80,120),o.random(20,30));case 1:return c.polygon(e,t,Math.round(o.random(1,8)),o.random(20,50))}}));s.add(d,m);var f=a.create(u.canvas),v=i.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.gravity.title="Reverse Gravity",r.gravity.for=">0.16.1",e.exports=r.gravity},"9K63":function(e,t){var n={};e.exports=n,n.create=function(e){return{vertex:e,normalImpulse:0,tangentImpulse:0}}},"9Nbg":function(e,t,n){var r={};e.exports=r;var o=n("wAS/"),i=n("ga9t"),a=n("571F"),s=n("IbIC"),c=n("oT59"),l=a.deprecated;r.stack=function(e,t,n,r,i,a,c){for(var l,d=o.create({label:"Stack"}),u=e,p=t,m=0,f=0;fv&&(v=x),s.translate(y,{x:.5*h,y:.5*x}),u=y.bounds.max.x+i,o.addBody(d,y),l=y,m+=1}else u+=i}p+=v+a,u=e}return d},r.chain=function(e,t,n,r,s,c){for(var l=e.bodies,d=1;d0)for(l=0;l0&&(p=m[l-1+(c-1)*t],o.addConstraint(e,i.create(a.extend({bodyA:p,bodyB:u},s)))),r&&lp||a<(l=p-l)||a>n-1-l))return 1===u&&s.translate(d,{x:(a+(n%2==1?1:-1))*m,y:0}),c(e+(d?a*m:0)+a*i,r,a,l,d,u)}))},r.newtonsCradle=function(e,t,n,r,a){for(var s=o.create({label:"Newtons Cradle"}),l=0;l=0.14.2",e.exports=r.avalanche},"C6Q+":function(e,t,n){var r=r||{};r.events=function(){var 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p={friction:.05,frictionStatic:.1,render:{visible:!0}};a.add(l,[r.softBody.softBody(250,100,5,5,0,0,!0,18,p),r.softBody.softBody(400,300,8,3,0,0,!0,15,p),r.softBody.softBody(250,400,4,4,0,0,!0,15,p),s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.9,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.softBody.title="Soft Body",r.softBody.for=">=0.14.2",r.softBody.softBody=function(e,t,n,r,o,i,a,s,c,l){var d=Matter.Common,u=Matter.Composites,p=Matter.Bodies;c=d.extend({inertia:1/0},c),l=d.extend({stiffness:.2,render:{type:"line",anchors:!1}},l);var m=u.stack(e,t,n,r,o,i,(function(e,t){return p.circle(e,t,s,c)}));return u.mesh(m,n,r,a,l),m.label="Soft 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u=o.create(l.canvas),p=r.create(s,{mouse:u,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,p),l.mouse=u,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.friction.title="Friction",r.friction.for=">=0.14.2",e.exports=r.friction},DqtB:function(e,t,n){var r={};e.exports=r;var o=n("Z/YF"),i=n("571F").deprecated;r.collides=function(e,t){return o.collides(e,t)},i(r,"collides","SAT.collides ➤ replaced by Collision.collides")},EUdY:function(e,t,n){var r=r||{};r.stress=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showStats:!0,showPerformance:!0}});t.run(d);var u=n.create();n.run(u,c);var p=r.stack(90,50,18,15,0,0,(function(e,t){return s.rectangle(e,t,35,35)}));a.add(l,[p,s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.stress.title="Stress",r.stress.for=">=0.14.2",e.exports=r.stress},H5X8:function(e,t,n){var r=r||{};r.stress3=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create({positionIterations:10,velocityIterations:10}),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showStats:!0,showPerformance:!0}});t.run(u);var p=n.create({isFixed:!0});n.run(p,l);var m=.3,f=r.stack(40,40,38,18,0,0,(function(e,t){var n=Math.round(o.random(1,8));switch(Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(25,50)*m,o.random(25,50)*m):c.rectangle(e,t,o.random(80,120)*m,o.random(25,30)*m);case 1:return c.polygon(e,t,n,o.random(25,50)*m)}}));s.add(d,f),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var v=a.create(u.canvas),g=i.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.stress3.title="Stress 3",r.stress3.for=">=0.14.2",e.exports=r.stress3},I5nt:function(e,t,n){var r={};e.exports=r;var o=n("571F");r.create=function(e){var t={};return e||o.log("Mouse.create: element was undefined, defaulting to 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n=r._getRelativeMousePosition(e,t.element,t.pixelRatio);e.changedTouches?(t.button=0,e.preventDefault()):t.button=e.button,t.absolute.x=n.x,t.absolute.y=n.y,t.position.x=t.absolute.x*t.scale.x+t.offset.x,t.position.y=t.absolute.y*t.scale.y+t.offset.y,t.mousedownPosition.x=t.position.x,t.mousedownPosition.y=t.position.y,t.sourceEvents.mousedown=e},t.mouseup=function(e){var n=r._getRelativeMousePosition(e,t.element,t.pixelRatio);e.changedTouches&&e.preventDefault(),t.button=-1,t.absolute.x=n.x,t.absolute.y=n.y,t.position.x=t.absolute.x*t.scale.x+t.offset.x,t.position.y=t.absolute.y*t.scale.y+t.offset.y,t.mouseupPosition.x=t.position.x,t.mouseupPosition.y=t.position.y,t.sourceEvents.mouseup=e},t.mousewheel=function(e){t.wheelDelta=Math.max(-1,Math.min(1,e.wheelDelta||-e.detail)),e.preventDefault()},r.setElement(t,t.element),t},r.setElement=function(e,t){e.element=t,t.addEventListener("mousemove",e.mousemove),t.addEventListener("mousedown",e.mousedown),t.addEventListener("mouseup",e.mouseup),t.addEventListener("mousewheel",e.mousewheel),t.addEventListener("DOMMouseScroll",e.mousewheel),t.addEventListener("touchmove",e.mousemove),t.addEventListener("touchstart",e.mousedown),t.addEventListener("touchend",e.mouseup)},r.clearSourceEvents=function(e){e.sourceEvents.mousemove=null,e.sourceEvents.mousedown=null,e.sourceEvents.mouseup=null,e.sourceEvents.mousewheel=null,e.wheelDelta=0},r.setOffset=function(e,t){e.offset.x=t.x,e.offset.y=t.y,e.position.x=e.absolute.x*e.scale.x+e.offset.x,e.position.y=e.absolute.y*e.scale.y+e.offset.y},r.setScale=function(e,t){e.scale.x=t.x,e.scale.y=t.y,e.position.x=e.absolute.x*e.scale.x+e.offset.x,e.position.y=e.absolute.y*e.scale.y+e.offset.y},r._getRelativeMousePosition=function(e,t,n){var r,o,i=t.getBoundingClientRect(),a=document.documentElement||document.body.parentNode||document.body,s=void 0!==window.pageXOffset?window.pageXOffset:a.scrollLeft,c=void 0!==window.pageYOffset?window.pageYOffset:a.scrollTop,l=e.changedTouches;return l?(r=l[0].pageX-i.left-s,o=l[0].pageY-i.top-c):(r=e.pageX-i.left-s,o=e.pageY-i.top-c),{x:r/(t.clientWidth/(t.width||t.clientWidth)*n),y:o/(t.clientHeight/(t.height||t.clientHeight)*n)}}},IOLg:function(e,t,n){var r=r||{};r.concave=function(){var e=Matter.Engine,t=Matter.Render,r=Matter.Runner,o=Matter.Composites,i=Matter.Common,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Composite,l=Matter.Vertices,d=Matter.Bodies;i.setDecomp(n("Dded"));var u=e.create(),p=u.world,m=t.create({element:document.body,engine:u,options:{width:800,height:600}});t.run(m);var f=r.create();r.run(f,u),c.add(p,[d.rectangle(400,0,800,50,{isStatic:!0}),d.rectangle(400,600,800,50,{isStatic:!0}),d.rectangle(800,300,50,600,{isStatic:!0}),d.rectangle(0,300,50,600,{isStatic:!0})]);var v=l.fromPath("40 0 40 20 100 20 100 80 40 80 40 100 0 50"),g=l.fromPath("100 0 75 50 100 100 25 100 0 50 25 0"),y=l.fromPath("50 0 63 38 100 38 69 59 82 100 50 75 18 100 31 59 0 38 37 38"),x=l.fromPath("35 7 19 17 14 38 14 58 25 79 45 85 65 84 65 66 46 67 34 59 30 44 33 29 45 23 66 23 66 7 53 7"),h=o.stack(50,50,6,4,10,10,(function(e,t){var n=i.choose(["#f19648","#f5d259","#f55a3c","#063e7b","#ececd1"]);return d.fromVertices(e,t,i.choose([v,g,y,x]),{render:{fillStyle:n,strokeStyle:n,lineWidth:1}},!0)}));c.add(p,h);var M=s.create(m.canvas),b=a.create(u,{mouse:M,constraint:{stiffness:.2,render:{visible:!1}}});return c.add(p,b),m.mouse=M,t.lookAt(m,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:u,runner:f,render:m,canvas:m.canvas,stop:function(){Matter.Render.stop(m),Matter.Runner.stop(f)}}},r.concave.title="Concave",r.concave.for=">0.16.1",e.exports=r.concave},IbIC:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("m6Dm"),a=n("yw0d"),s=(n("lWug"),n("571F")),c=n("Tgw/"),l=n("JKEF");!function(){r._inertiaScale=4,r._nextCollidingGroupId=1,r._nextNonCollidingGroupId=-1,r._nextCategory=1,r.create=function(t){var n={id:s.nextId(),type:"body",label:"Body",parts:[],plugin:{},angle:0,vertices:o.fromPath("L 0 0 L 40 0 L 40 40 L 0 40"),position:{x:0,y:0},force:{x:0,y:0},torque:0,positionImpulse:{x:0,y:0},constraintImpulse:{x:0,y:0,angle:0},totalContacts:0,speed:0,angularSpeed:0,velocity:{x:0,y:0},angularVelocity:0,isSensor:!1,isStatic:!1,isSleeping:!1,motion:0,sleepThreshold:60,density:.001,restitution:0,friction:.1,frictionStatic:.5,frictionAir:.01,collisionFilter:{category:1,mask:4294967295,group:0},slop:.05,timeScale:1,render:{visible:!0,opacity:1,strokeStyle:null,fillStyle:null,lineWidth:null,sprite:{xScale:1,yScale:1,xOffset:0,yOffset:0}},events:null,bounds:null,chamfer:null,circleRadius:0,positionPrev:null,anglePrev:0,parent:null,axes:null,area:0,mass:0,inertia:0,_original:null},r=s.extend(n,t);return e(r,t),r},r.nextGroup=function(e){return e?r._nextNonCollidingGroupId--:r._nextCollidingGroupId++},r.nextCategory=function(){return r._nextCategory=r._nextCategory<<1,r._nextCategory};var e=function(e,t){t=t||{},r.set(e,{bounds:e.bounds||c.create(e.vertices),positionPrev:e.positionPrev||i.clone(e.position),anglePrev:e.anglePrev||e.angle,vertices:e.vertices,parts:e.parts||[e],isStatic:e.isStatic,isSleeping:e.isSleeping,parent:e.parent||e}),o.rotate(e.vertices,e.angle,e.position),l.rotate(e.axes,e.angle),c.update(e.bounds,e.vertices,e.velocity),r.set(e,{axes:t.axes||e.axes,area:t.area||e.area,mass:t.mass||e.mass,inertia:t.inertia||e.inertia});var n=e.isStatic?"#14151f":s.choose(["#f19648","#f5d259","#f55a3c","#063e7b","#ececd1"]),a=e.isStatic?"#555":"#ccc",d=e.isStatic&&null===e.render.fillStyle?1:0;e.render.fillStyle=e.render.fillStyle||n,e.render.strokeStyle=e.render.strokeStyle||a,e.render.lineWidth=e.render.lineWidth||d,e.render.sprite.xOffset+=-(e.bounds.min.x-e.position.x)/(e.bounds.max.x-e.bounds.min.x),e.render.sprite.yOffset+=-(e.bounds.min.y-e.position.y)/(e.bounds.max.y-e.bounds.min.y)};r.set=function(e,t,n){var o;for(o in"string"==typeof t&&(o=t,(t={})[o]=n),t)if(Object.prototype.hasOwnProperty.call(t,o))switch(n=t[o],o){case"isStatic":r.setStatic(e,n);break;case"isSleeping":a.set(e,n);break;case"mass":r.setMass(e,n);break;case"density":r.setDensity(e,n);break;case"inertia":r.setInertia(e,n);break;case"vertices":r.setVertices(e,n);break;case"position":r.setPosition(e,n);break;case"angle":r.setAngle(e,n);break;case"velocity":r.setVelocity(e,n);break;case"angularVelocity":r.setAngularVelocity(e,n);break;case"parts":r.setParts(e,n);break;case"centre":r.setCentre(e,n);break;default:e[o]=n}},r.setStatic=function(e,t){for(var n=0;n0&&i.rotateAbout(a.position,n,e.position,a.position)}},r.setVelocity=function(e,t){e.positionPrev.x=e.position.x-t.x,e.positionPrev.y=e.position.y-t.y,e.velocity.x=t.x,e.velocity.y=t.y,e.speed=i.magnitude(e.velocity)},r.setAngularVelocity=function(e,t){e.anglePrev=e.angle-t,e.angularVelocity=t,e.angularSpeed=Math.abs(e.angularVelocity)},r.translate=function(e,t){r.setPosition(e,i.add(e.position,t))},r.rotate=function(e,t,n){if(n){var o=Math.cos(t),i=Math.sin(t),a=e.position.x-n.x,s=e.position.y-n.y;r.setPosition(e,{x:n.x+(a*o-s*i),y:n.y+(a*i+s*o)}),r.setAngle(e,e.angle+t)}else r.setAngle(e,e.angle+t)},r.scale=function(e,t,n,i){var a=0,s=0;i=i||e.position;for(var d=0;d0&&(a+=u.area,s+=u.inertia),u.position.x=i.x+(u.position.x-i.x)*t,u.position.y=i.y+(u.position.y-i.y)*n,c.update(u.bounds,u.vertices,e.velocity)}e.parts.length>1&&(e.area=a,e.isStatic||(r.setMass(e,e.density*a),r.setInertia(e,s))),e.circleRadius&&(t===n?e.circleRadius*=t:e.circleRadius=null)},r.update=function(e,t,n,r){var a=Math.pow(t*n*e.timeScale,2),s=1-e.frictionAir*n*e.timeScale,d=e.position.x-e.positionPrev.x,u=e.position.y-e.positionPrev.y;e.velocity.x=d*s*r+e.force.x/e.mass*a,e.velocity.y=u*s*r+e.force.y/e.mass*a,e.positionPrev.x=e.position.x,e.positionPrev.y=e.position.y,e.position.x+=e.velocity.x,e.position.y+=e.velocity.y,e.angularVelocity=(e.angle-e.anglePrev)*s*r+e.torque/e.inertia*a,e.anglePrev=e.angle,e.angle+=e.angularVelocity,e.speed=i.magnitude(e.velocity),e.angularSpeed=Math.abs(e.angularVelocity);for(var p=0;p0&&(m.position.x+=e.velocity.x,m.position.y+=e.velocity.y),0!==e.angularVelocity&&(o.rotate(m.vertices,e.angularVelocity,e.position),l.rotate(m.axes,e.angularVelocity),p>0&&i.rotateAbout(m.position,e.angularVelocity,e.position,m.position)),c.update(m.bounds,m.vertices,e.velocity)}},r.applyForce=function(e,t,n){e.force.x+=n.x,e.force.y+=n.y;var r=t.x-e.position.x,o=t.y-e.position.y;e.torque+=r*n.y-o*n.x},r._totalProperties=function(e){for(var t={mass:0,area:0,inertia:0,centre:{x:0,y:0}},n=1===e.parts.length?0:1;n=0.14.2",e.exports=r.sleeping},LS1c:function(e,t,n){var r=r||{};r.wreckingBall=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Constraint,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l);var m=r.stack(400,175,5,10,0,0,(function(e,t){return c.rectangle(e,t,40,40)}));a.add(d,[m,c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var f=c.circle(100,400,50,{density:.04,frictionAir:.005});a.add(d,f),a.add(d,s.create({pointA:{x:300,y:100},bodyB:f}));var v=i.create(u.canvas),g=o.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.wreckingBall.title="Wrecking Ball",r.wreckingBall.for=">=0.14.2",e.exports=r.wreckingBall},Me0I:function(e,t,n){var r=r||{};r.car=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,o=(Matter.Composites,Matter.MouseConstraint),i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showAngleIndicator:!0,showCollisions:!0}});t.run(d);var u=n.create();n.run(u,c),a.add(l,[s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0})]);var p=.9;a.add(l,r.car.car(150,100,150*p,30*p,30*p)),p=.8,a.add(l,r.car.car(350,300,150*p,30*p,30*p)),a.add(l,[s.rectangle(200,150,400,20,{isStatic:!0,angle:.06*Math.PI,render:{fillStyle:"#060a19"}}),s.rectangle(500,350,650,20,{isStatic:!0,angle:.06*-Math.PI,render:{fillStyle:"#060a19"}}),s.rectangle(300,560,600,20,{isStatic:!0,angle:.04*Math.PI,render:{fillStyle:"#060a19"}})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.car.title="Car",r.car.for=">=0.14.2",r.car.car=function(e,t,n,r,o){var i=Matter.Body,a=Matter.Bodies,s=Matter.Composite,c=Matter.Constraint,l=i.nextGroup(!0),d=.5*-n+20,u=.5*n-20,p=s.create({label:"Car"}),m=a.rectangle(e,t,n,r,{collisionFilter:{group:l},chamfer:{radius:.5*r},density:2e-4}),f=a.circle(e+d,t+0,o,{collisionFilter:{group:l},friction:.8}),v=a.circle(e+u,t+0,o,{collisionFilter:{group:l},friction:.8}),g=c.create({bodyB:m,pointB:{x:d,y:0},bodyA:f,stiffness:1,length:0}),y=c.create({bodyB:m,pointB:{x:u,y:0},bodyA:v,stiffness:1,length:0});return s.addBody(p,m),s.addBody(p,f),s.addBody(p,v),s.addConstraint(p,g),s.addConstraint(p,y),p},e.exports=r.car},MhOg:function(e,t,n){var r=r||{};r.views=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Events,o=Matter.Composites,i=Matter.Common,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Composite,l=Matter.Vector,d=Matter.Bounds,u=Matter.Bodies,p=e.create(),m=p.world,f=t.create({element:document.body,engine:p,options:{width:800,height:600,hasBounds:!0,showAngleIndicator:!0}});t.run(f);var v=n.create();n.run(v,p);var g=s.create(f.canvas),y=a.create(p,{mouse:g,constraint:{stiffness:.2,render:{visible:!1}}});c.add(m,y),f.mouse=g;var x=o.stack(20,20,10,4,0,0,(function(e,t){switch(Math.round(i.random(0,1))){case 0:return i.random()<.8?u.rectangle(e,t,i.random(20,50),i.random(20,50)):u.rectangle(e,t,i.random(80,120),i.random(20,30));case 1:var n=Math.round(i.random(1,8));return n=3===n?4:n,u.polygon(e,t,n,i.random(20,50))}}));c.add(m,[x,u.rectangle(400,0,800,50,{isStatic:!0}),u.rectangle(400,600,800,50,{isStatic:!0}),u.rectangle(800,300,50,600,{isStatic:!0}),u.rectangle(0,300,50,600,{isStatic:!0})]);var h={x:.5*f.options.width,y:.5*f.options.height},M={x:-300,y:-300},b={x:1100,y:900},S=1,w={x:1,y:1};return r.on(f,"beforeRender",(function(){p.world;var e,t=y.mouse,n=-.1*t.wheelDelta;0!==n&&(n<0&&w.x>=.6||n>0&&w.x<=1.4)&&(S+=n),Math.abs(w.x-S)>.01&&(n=.2*(S-w.x),w.x+=n,w.y+=n,f.bounds.max.x=f.bounds.min.x+f.options.width*w.x,f.bounds.max.y=f.bounds.min.y+f.options.height*w.y,e={x:f.options.width*n*-.5,y:f.options.height*n*-.5},d.translate(f.bounds,e),s.setScale(t,w),s.setOffset(t,f.bounds.min));var r=l.sub(t.absolute,h),o=l.magnitude(r);if(o>50){var i=l.normalise(r),a=Math.min(10,2e-4*Math.pow(o-50,2));e=l.mult(i,a),f.bounds.min.x+e.xb.x&&(e.x=b.x-f.bounds.max.x),f.bounds.min.y+e.yb.y&&(e.y=b.y-f.bounds.max.y),d.translate(f.bounds,e),s.setOffset(t,f.bounds.min)}})),{engine:p,runner:v,render:f,canvas:f.canvas,stop:function(){Matter.Render.stop(f),Matter.Runner.stop(v)}}},r.views.title="Views",r.views.for=">=0.14.2",e.exports=r.views},NDQ1:function(e,t,n){var r={};e.exports=r;var o=n("m6Dm"),i=n("Z/YF"),a=n("Tgw/"),s=n("oT59"),c=n("0kzT");r.collides=function(e,t){for(var n=[],r=t.length,o=e.bounds,s=i.collides,c=a.overlaps,l=0;ld.bounds.max.x||m.bounds.max.yd.bounds.max.y))){var f=r._getRegion(e,m);if(!m.region||f.id!==m.region.id||o){m.region&&!o||(m.region=f);var v=r._regionUnion(f,m.region);for(a=v.startCol;a<=v.endCol;a++)for(s=v.startRow;s<=v.endRow;s++){c=u[l=r._getBucketId(a,s)];var g=a>=f.startCol&&a<=f.endCol&&s>=f.startRow&&s<=f.endRow,y=a>=m.region.startCol&&a<=m.region.endCol&&s>=m.region.startRow&&s<=m.region.endRow;!g&&y&&y&&c&&r._bucketRemoveBody(e,c,m),(m.region===f||g&&!y||o)&&(c||(c=r._createBucket(u,l)),r._bucketAddBody(e,c,m))}m.region=f,p=!0}}}p&&(e.pairsList=r._createActivePairsList(e))},a(r,"update","Grid.update ➤ replaced by Matter.Detector"),r.clear=function(e){e.buckets={},e.pairs={},e.pairsList=[]},a(r,"clear","Grid.clear ➤ replaced by Matter.Detector"),r._regionUnion=function(e,t){var n=Math.min(e.startCol,t.startCol),o=Math.max(e.endCol,t.endCol),i=Math.min(e.startRow,t.startRow),a=Math.max(e.endRow,t.endRow);return r._createRegion(n,o,i,a)},r._getRegion=function(e,t){var n=t.bounds,o=Math.floor(n.min.x/e.bucketWidth),i=Math.floor(n.max.x/e.bucketWidth),a=Math.floor(n.min.y/e.bucketHeight),s=Math.floor(n.max.y/e.bucketHeight);return r._createRegion(o,i,a,s)},r._createRegion=function(e,t,n,r){return{id:e+","+t+","+n+","+r,startCol:e,endCol:t,startRow:n,endRow:r}},r._getBucketId=function(e,t){return"C"+e+"R"+t},r._createBucket=function(e,t){return e[t]=[]},r._bucketAddBody=function(e,t,n){var r,i=e.pairs,a=o.id,s=t.length;for(r=0;r0?s.push(t):delete r[o[n]];return s}},"Tgw/":function(e,t){var n={};e.exports=n,n.create=function(e){var t={min:{x:0,y:0},max:{x:0,y:0}};return e&&n.update(t,e),t},n.update=function(e,t,n){e.min.x=1/0,e.max.x=-1/0,e.min.y=1/0,e.max.y=-1/0;for(var r=0;re.max.x&&(e.max.x=o.x),o.xe.max.y&&(e.max.y=o.y),o.y0?e.max.x+=n.x:e.min.x+=n.x,n.y>0?e.max.y+=n.y:e.min.y+=n.y)},n.contains=function(e,t){return t.x>=e.min.x&&t.x<=e.max.x&&t.y>=e.min.y&&t.y<=e.max.y},n.overlaps=function(e,t){return e.min.x<=t.max.x&&e.max.x>=t.min.x&&e.max.y>=t.min.y&&e.min.y<=t.max.y},n.translate=function(e,t){e.min.x+=t.x,e.max.x+=t.x,e.min.y+=t.y,e.max.y+=t.y},n.shift=function(e,t){var n=e.max.x-e.min.x,r=e.max.y-e.min.y;e.min.x=t.x,e.max.x=t.x+n,e.min.y=t.y,e.max.y=t.y+r}},VZUp:function(e,t,n){var r=r||{};r.manipulation=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Events,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAxes:!0,showCollisions:!0,showConvexHulls:!0}});t.run(u);var p=n.create();n.run(p,l);var m=c.rectangle(100,200,50,50,{isStatic:!0,render:{fillStyle:"#060a19"}}),f=c.rectangle(200,200,50,50),v=c.rectangle(300,200,50,50),g=c.rectangle(400,200,50,50),y=c.rectangle(550,200,50,50),x=c.rectangle(700,200,50,50),h=c.circle(400,100,25,{render:{fillStyle:"#060a19"}}),M=c.rectangle(600,200,120,50,{render:{fillStyle:"#060a19"}}),b=c.rectangle(660,200,50,190,{render:{fillStyle:"#060a19"}}),S=r.create({parts:[M,b],isStatic:!0});s.add(d,[m,f,v,g,y,x,h,S]),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var w=0,C=1.01;o.on(p,"afterTick",(function(e){40===(w+=1)&&r.setStatic(h,!0),C>1&&(r.scale(x,C,C),r.scale(S,.995,.995),y.vertices[0].x-=.2,y.vertices[0].y-=.2,y.vertices[1].x+=.2,y.vertices[1].y-=.2,r.setVertices(y,y.vertices));var t=300+100*Math.sin(.002*l.timing.timestamp);r.setVelocity(m,{x:0,y:t-m.position.y}),r.setPosition(m,{x:100,y:t}),r.setVelocity(S,{x:0,y:t-S.position.y}),r.setAngularVelocity(S,.02),r.setPosition(S,{x:600,y:t}),r.rotate(S,.02),w>=90&&(r.setVelocity(f,{x:0,y:-10}),r.setAngle(v,.26*-Math.PI),r.setAngularVelocity(g,.2),w=0,C=1)}));var A=a.create(u.canvas),B=i.create(l,{mouse:A,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,B),u.mouse=A,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.manipulation.title="Manipulation",r.manipulation.for=">=0.14.2",e.exports=r.manipulation},Vyp4:function(e,t,n){var r=r||{};r.remove=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=Matter.Events,d=e.create(),u=d.world,p=t.create({element:document.body,engine:d,options:{width:800,height:600,showAngleIndicator:!0}});t.run(p);var m=n.create();n.run(m,d);var f=null,v=0,g=function(){return r.stack(20,20,10,5,0,0,(function(e,t){var n=Math.round(o.random(1,8)),r=null;switch(n>2&&o.random()>.7&&(r={radius:10}),Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(25,50),o.random(25,50),{chamfer:r}):c.rectangle(e,t,o.random(80,120),o.random(25,30),{chamfer:r});case 1:return c.polygon(e,t,n,o.random(25,50),{chamfer:r})}}))};l.on(d,"afterUpdate",(function(){f&&v<=50?v+=1:(v=0,f&&s.remove(u,f),f=g(),s.add(u,f))})),s.add(u,g()),s.add(u,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var y=a.create(p.canvas),x=i.create(d,{mouse:y,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(u,x),p.mouse=y,t.lookAt(p,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:d,runner:m,render:p,canvas:p.canvas,stop:function(){Matter.Render.stop(p),Matter.Runner.stop(m)}}},r.remove.title="Composite Remove",r.remove.for=">=0.14.2",e.exports=r.remove},"Z/YF":function(e,t,n){var r={};e.exports=r;var o,i,a,s=n("0kzT"),c=n("t8gT");o=[],i={overlap:0,axis:null},a={overlap:0,axis:null},r.create=function(e,t){return{pair:null,collided:!1,bodyA:e,bodyB:t,parentA:e.parent,parentB:t.parent,depth:0,normal:{x:0,y:0},tangent:{x:0,y:0},penetration:{x:0,y:0},supports:[]}},r.collides=function(e,t,n){if(r._overlapAxes(i,e.vertices,t.vertices,e.axes),i.overlap<=0)return null;if(r._overlapAxes(a,t.vertices,e.vertices,t.axes),a.overlap<=0)return null;var o,l,d=n&&n.table[c.id(e,t)];d?o=d.collision:((o=r.create(e,t)).collided=!0,o.bodyA=e.idC?C=s:sA?A=s:so?o=a:a=0.14.2",e.exports=r.restitution},ZUN1:function(e,t,n){var r=r||{};r.chains=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Composite,i=Matter.Composites,a=Matter.Constraint,s=Matter.MouseConstraint,c=Matter.Mouse,l=Matter.Bodies,d=e.create(),u=d.world,p=t.create({element:document.body,engine:d,options:{width:800,height:600,showAngleIndicator:!0,showCollisions:!0,showVelocity:!0}});t.run(p);var m=n.create();n.run(m,d);var f=r.nextGroup(!0),v=i.stack(100,50,8,1,10,10,(function(e,t){return l.rectangle(e,t,50,20,{collisionFilter:{group:f}})}));i.chain(v,.5,0,-.5,0,{stiffness:.8,length:2,render:{type:"line"}}),o.add(v,a.create({bodyB:v.bodies[0],pointB:{x:-25,y:0},pointA:{x:v.bodies[0].position.x,y:v.bodies[0].position.y},stiffness:.5})),f=r.nextGroup(!0);var g=i.stack(350,50,10,1,10,10,(function(e,t){return l.circle(e,t,20,{collisionFilter:{group:f}})}));i.chain(g,.5,0,-.5,0,{stiffness:.8,length:2,render:{type:"line"}}),o.add(g,a.create({bodyB:g.bodies[0],pointB:{x:-20,y:0},pointA:{x:g.bodies[0].position.x,y:g.bodies[0].position.y},stiffness:.5})),f=r.nextGroup(!0);var y=i.stack(600,50,13,1,10,10,(function(e,t){return l.rectangle(e-20,t,50,20,{collisionFilter:{group:f},chamfer:5})}));i.chain(y,.3,0,-.3,0,{stiffness:1,length:0}),o.add(y,a.create({bodyB:y.bodies[0],pointB:{x:-20,y:0},pointA:{x:y.bodies[0].position.x,y:y.bodies[0].position.y},stiffness:.5})),o.add(u,[v,g,y,l.rectangle(400,600,1200,50.5,{isStatic:!0})]);var x=c.create(p.canvas),h=s.create(d,{mouse:x,constraint:{stiffness:.2,render:{visible:!1}}});return o.add(u,h),p.mouse=x,t.lookAt(p,{min:{x:0,y:0},max:{x:700,y:600}}),{engine:d,runner:m,render:p,canvas:p.canvas,stop:function(){Matter.Render.stop(p),Matter.Runner.stop(m)}}},r.chains.title="Chains",r.chains.for=">=0.14.2",e.exports=r.chains},Zo9v:function(e,t,n){var r=r||{};r.collisionFiltering=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composite,o=Matter.Composites,i=(Matter.Common,Matter.MouseConstraint),a=Matter.Mouse,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,wireframes:!1}});t.run(d);var u=n.create();n.run(u,c);var p="#f55a3c",m="#063e7b",f="#f5d259";r.add(l,s.rectangle(400,600,900,50,{isStatic:!0,render:{fillStyle:"transparent",lineWidth:1}})),r.add(l,o.stack(275,100,5,9,10,10,(function(e,t,n,r){var o=2,i=p;return r>5?(o=8,i=m):r>2&&(o=4,i=f),s.circle(e,t,20,{collisionFilter:{category:o},render:{strokeStyle:i,fillStyle:"transparent",lineWidth:1}})}))),r.add(l,s.circle(310,40,30,{collisionFilter:{mask:5},render:{fillStyle:f}})),r.add(l,s.circle(400,40,30,{collisionFilter:{mask:3},render:{fillStyle:p}})),r.add(l,s.circle(480,40,30,{collisionFilter:{mask:9},render:{fillStyle:m}}));var v=a.create(d.canvas),g=i.create(c,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return r.add(l,g),d.mouse=v,g.collisionFilter.mask=13,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.collisionFiltering.title="Collision Filtering",r.collisionFiltering.for=">=0.14.2",e.exports=r.collisionFiltering},ZpbE:function(e,t,n){var r=r||{};r.stack=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showAngleIndicator:!0}});t.run(d);var u=n.create();n.run(u,c);var p=r.stack(200,380.75,10,5,0,0,(function(e,t){return s.rectangle(e,t,40,40)}));a.add(l,[p,s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0}),s.rectangle(400,606,800,50.5,{isStatic:!0})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.stack.title="Stack",r.stack.for=">=0.14.2",e.exports=r.stack},"a+ms":function(e,t,n){var r=n("akk5"),o=n("lniP"),i=n("lniP");e.exports={compare:function(e,t){var n=r.Demo.create({toolbar:{title:"matter-js ・ "+(t?"dev":"")+" ・ comparing to "+i.version,url:"https://github.com/liabru/matter-js",reset:!0,source:!0,inspector:!1,tools:!1,fullscreen:!0,exampleSelect:!0},tools:{inspector:!1,gui:!1},inline:!1,preventZoom:!0,resetOnOrientation:!0,routing:!0,startExample:!1,examples:e}),a=r.Demo.create({toolbar:{title:"matter-js-compare-build",reset:!1,source:!1,inspector:!1,tools:!1,fullscreen:!1,exampleSelect:!1},tools:{inspector:!1,gui:!1},inline:!1,preventZoom:!0,resetOnOrientation:!0,routing:!1,startExample:!1,examples:e.map((function(e){return Matter.Common.extend({},e)}))});i.Runner.run=function(){},i.Render.run=function(){},o.Runner._tick=o.Runner.tick,o.Render._world=o.Render.world,i.Mouse._setElement=i.Mouse.setElement,r.Demo._setExample=r.Demo.setExample,r.Demo.setExample=function(e,t){i.Common._nextId=i.Common._seed=0,o.Common._nextId=o.Common._seed=0,i.Plugin._registry=o.Plugin._registry,i.use.apply(null,o.used),window.Matter=o,r.Demo._setExample(n,n.examples.find((function(e){return e.name===t.name})));var s=parseFloat(window.location.search.split("=")[1]),c=0;o.Runner.tick=function(e,t,n){if(-1!==c){if(c>=s)return console.info("Demo.Compare: ran "+c+" ticks, timestamp is now "+t.timing.timestamp.toFixed(2)),void(c=-1);c+=1;var r=a.example.instance;return e.isFixed=r.runner.isFixed=!0,e.delta=r.runner.delta=1e3/60,window.Matter=i,i.Runner.tick(r.runner,r.engine,n),window.Matter=o,o.Runner._tick(e,t,n)}},o.Render.world=function(e){return window.Matter=i,i.Render.world(a.example.instance.render),window.Matter=o,o.Render._world(e)},i.Mouse.setElement=function(e){return i.Mouse._setElement(e,n.example.instance.render.canvas)},window.Matter=i,r.Demo._setExample(a,a.examples.find((function(e){return e.name===t.name}))),window.Matter=o},r.Demo._reset=r.Demo.reset,r.Demo.reset=function(e){i.Common._nextId=i.Common._seed=0,o.Common._nextId=o.Common._seed=0,window.Matter=i,r.Demo._reset(a),window.Matter=o,r.Demo._reset(n)},document.body.appendChild(n.dom.root),document.body.appendChild(a.dom.root),r.Demo.start(n),document.title="Matter.js Compare"+(t?" ・ Dev":""),console.info("Demo.Compare: matter-js@"+o.version+" with matter-js@"+i.version)}}},a3OZ:function(e,t,n){var r=r||{};r.compositeManipulation=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Events,o=Matter.Composite,i=Matter.Composites,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l),o.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var m=i.stack(200,200,4,4,0,0,(function(e,t){return c.rectangle(e,t,40,40)}));o.add(d,m),l.gravity.y=0,r.on(l,"afterUpdate",(function(e){var t=l.timing.timestamp;o.translate(m,{x:2*Math.sin(.001*t),y:0}),o.rotate(m,.01*Math.sin(.001*t),{x:300,y:300});var n=1+.01*Math.sin(.001*t);o.scale(m,n,n,{x:300,y:300})}));var f=s.create(u.canvas),v=a.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return o.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.compositeManipulation.title="Composite Manipulation",r.compositeManipulation.for=">0.16.1",e.exports=r.compositeManipulation},c7us:function(e,t,n){var r=r||{};r.ragdoll=function(){var e=Matter.Engine,t=Matter.Events,n=Matter.Render,o=Matter.Runner,i=Matter.Body,a=Matter.Common,s=Matter.Composite,c=Matter.Composites,l=(Matter.Constraint,Matter.MouseConstraint),d=Matter.Mouse,u=Matter.Bodies,p=(Matter.Vector,e.create()),m=p.world,f=n.create({element:document.body,engine:p,options:{width:800,height:600,showAngleIndicator:!0}});n.run(f);var v=o.create();o.run(v,p);for(var g=(f.bounds.max.y-f.bounds.min.y)/50,y=c.stack(0,0,g+2,1,0,0,(function(e,t,n){return u.rectangle(e-50,t+50*n,100,1e3,{isStatic:!0,render:{fillStyle:"#060a19",strokeStyle:"#ffffff",lineWidth:1}})})),x=c.stack(300,0,15,3,10,10,(function(e,t,n){var r=Math.round(a.random(1,8)),o={render:{fillStyle:a.choose(["#f19648","#f5d259","#f55a3c","#063e7b","#ececd1"])}};switch(Math.round(a.random(0,1))){case 0:return a.random()<.8?u.rectangle(e,t,a.random(25,50),a.random(25,50),o):u.rectangle(e,t,a.random(80,120),a.random(25,30),o);case 1:return u.polygon(e,t,r,a.random(25,50),o)}})),h=s.create(),M=0;M<1;M+=1){var b=r.ragdoll.ragdoll(200,-1e3*M,1.3);s.add(h,b)}s.add(m,[y,x,h]);var S=1,w=0;t.on(p,"afterUpdate",(function(e){-1===C.button?p.timing.timeScale+=.05*(S-p.timing.timeScale):p.timing.timeScale=1,(w+=1)>=90&&(S=S<1?1:.05,w=0);for(var t=0;tf.bounds.max.y+100&&s.translate(r,{x:.9*-o.min.x,y:-f.bounds.max.y-400})}for(t=0;tf.bounds.max.y+100&&i.translate(n,{x:-o.min.x,y:-f.bounds.max.y-300})}}));var C=d.create(f.canvas),A=l.create(p,{mouse:C,constraint:{stiffness:.6,length:0,angularStiffness:0,render:{visible:!1}}});return s.add(m,A),f.mouse=C,n.lookAt(f,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:p,runner:v,render:f,canvas:f.canvas,stop:function(){Matter.Render.stop(f),Matter.Runner.stop(v)}}},r.ragdoll.ragdoll=function(e,t,n,r){n=void 0===n?1:n;var o=Matter.Body,i=Matter.Bodies,a=Matter.Constraint,s=Matter.Composite,c=Matter.Common,l=c.extend({label:"head",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:[15*n,15*n,15*n,15*n]},render:{fillStyle:"#FFBC42"}},r),d=c.extend({label:"chest",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:[20*n,20*n,26*n,26*n]},render:{fillStyle:"#E0A423"}},r),u=c.extend({label:"left-arm",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),p=c.extend({},u,{render:{fillStyle:"#E59B12"}}),m=c.extend({label:"right-arm",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),f=c.extend({},m,{render:{fillStyle:"#E59B12"}}),v=c.extend({label:"left-leg",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),g=c.extend({},v,{render:{fillStyle:"#E59B12"}}),y=c.extend({label:"right-leg",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),x=c.extend({},y,{render:{fillStyle:"#E59B12"}}),h=i.rectangle(e,t-60*n,34*n,40*n,l),M=i.rectangle(e,t,55*n,80*n,d),b=i.rectangle(e+39*n,t-15*n,20*n,40*n,m),S=i.rectangle(e+39*n,t+25*n,20*n,60*n,f),w=i.rectangle(e-39*n,t-15*n,20*n,40*n,u),C=i.rectangle(e-39*n,t+25*n,20*n,60*n,p),A=i.rectangle(e-20*n,t+57*n,20*n,40*n,v),B=i.rectangle(e-20*n,t+97*n,20*n,60*n,g),k=i.rectangle(e+20*n,t+57*n,20*n,40*n,y),R=i.rectangle(e+20*n,t+97*n,20*n,60*n,x),P=a.create({bodyA:M,pointA:{x:24*n,y:-23*n},pointB:{x:0,y:-8*n},bodyB:b,stiffness:.6,render:{visible:!1}}),I=a.create({bodyA:M,pointA:{x:-24*n,y:-23*n},pointB:{x:0,y:-8*n},bodyB:w,stiffness:.6,render:{visible:!1}}),E=a.create({bodyA:M,pointA:{x:-10*n,y:30*n},pointB:{x:0,y:-10*n},bodyB:A,stiffness:.6,render:{visible:!1}}),_=a.create({bodyA:M,pointA:{x:10*n,y:30*n},pointB:{x:0,y:-10*n},bodyB:k,stiffness:.6,render:{visible:!1}}),T=a.create({bodyA:b,bodyB:S,pointA:{x:0,y:15*n},pointB:{x:0,y:-25*n},stiffness:.6,render:{visible:!1}}),F=a.create({bodyA:w,bodyB:C,pointA:{x:0,y:15*n},pointB:{x:0,y:-25*n},stiffness:.6,render:{visible:!1}}),V=a.create({bodyA:A,bodyB:B,pointA:{x:0,y:20*n},pointB:{x:0,y:-20*n},stiffness:.6,render:{visible:!1}}),D=a.create({bodyA:k,bodyB:R,pointA:{x:0,y:20*n},pointB:{x:0,y:-20*n},stiffness:.6,render:{visible:!1}}),L=a.create({bodyA:h,pointA:{x:0,y:25*n},pointB:{x:0,y:-35*n},bodyB:M,stiffness:.6,render:{visible:!1}}),O=a.create({bodyA:B,bodyB:R,stiffness:.01,render:{visible:!1}});return s.create({bodies:[M,h,C,w,S,b,B,R,A,k],constraints:[F,T,I,P,L,V,D,E,_,O]})},r.ragdoll.title="Ragdoll",r.ragdoll.for=">=0.14.2",e.exports=r.ragdoll},djnZ:function(e,t,n){var r=r||{};r.compound=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Constraint,i=Matter.Composite,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAxes:!0,showConvexHulls:!0}});t.run(u);var p=n.create();n.run(p,l);var m=200,f=200,v=200,g=c.rectangle(f,v,m,m/5),y=c.rectangle(f,v,m/5,m,{render:g.render}),x=r.create({parts:[g,y]});m=150,f=400,v=300;var h=c.circle(f,v,30),M=c.circle(f+m,v,30),b=c.circle(f+m,v+m,30),S=c.circle(f,v+m,30),w=r.create({parts:[h,M,b,S]}),C=o.create({pointA:{x:400,y:100},bodyB:w,pointB:{x:0,y:0}});i.add(d,[x,w,C,c.rectangle(400,600,800,50.5,{isStatic:!0})]);var A=s.create(u.canvas),B=a.create(l,{mouse:A,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(d,B),u.mouse=A,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.compound.title="Compound Bodies",r.compound.for=">=0.14.2",e.exports=r.compound},elWf:function(e,t,n){var r=r||{};r.rounded=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.MouseConstraint,o=Matter.Mouse,i=Matter.Composite,a=Matter.Bodies,s=e.create(),c=s.world,l=t.create({element:document.body,engine:s,options:{width:800,height:600,showAxes:!0}});t.run(l);var d=n.create();n.run(d,s),i.add(c,[a.rectangle(400,0,800,50,{isStatic:!0}),a.rectangle(400,600,800,50,{isStatic:!0}),a.rectangle(800,300,50,600,{isStatic:!0}),a.rectangle(0,300,50,600,{isStatic:!0})]),i.add(c,[a.rectangle(200,200,100,100,{chamfer:{radius:20}}),a.rectangle(300,200,100,100,{chamfer:{radius:[90,0,0,0]}}),a.rectangle(400,200,200,200,{chamfer:{radius:[150,20,40,20]}}),a.rectangle(200,200,200,200,{chamfer:{radius:[150,20,150,20]}}),a.rectangle(300,200,200,50,{chamfer:{radius:[25,25,0,0]}}),a.polygon(200,100,8,80,{chamfer:{radius:30}}),a.polygon(300,100,5,80,{chamfer:{radius:[10,40,20,40,10]}}),a.polygon(400,200,3,50,{chamfer:{radius:[20,0,20]}})]);var u=o.create(l.canvas),p=r.create(s,{mouse:u,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,p),l.mouse=u,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.rounded.title="Rounded Corners (Chamfering)",r.rounded.for=">=0.14.2",e.exports=r.rounded},ga9t:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("m6Dm"),a=n("yw0d"),s=n("Tgw/"),c=n("JKEF"),l=n("571F");r._warming=.4,r._torqueDampen=1,r._minLength=1e-6,r.create=function(e){var t=e;t.bodyA&&!t.pointA&&(t.pointA={x:0,y:0}),t.bodyB&&!t.pointB&&(t.pointB={x:0,y:0});var n=t.bodyA?i.add(t.bodyA.position,t.pointA):t.pointA,r=t.bodyB?i.add(t.bodyB.position,t.pointB):t.pointB,o=i.magnitude(i.sub(n,r));t.length=void 0!==t.length?t.length:o,t.id=t.id||l.nextId(),t.label=t.label||"Constraint",t.type="constraint",t.stiffness=t.stiffness||(t.length>0?1:.7),t.damping=t.damping||0,t.angularStiffness=t.angularStiffness||0,t.angleA=t.bodyA?t.bodyA.angle:t.angleA,t.angleB=t.bodyB?t.bodyB.angle:t.angleB,t.plugin={};var a={visible:!0,lineWidth:2,strokeStyle:"#ffffff",type:"line",anchors:!0};return 0===t.length&&t.stiffness>.1?(a.type="pin",a.anchors=!1):t.stiffness<.9&&(a.type="spring"),t.render=l.extend(a,t.render),t},r.preSolveAll=function(e){for(var t=0;t0&&(u.position.x+=l.x,u.position.y+=l.y),0!==l.angle&&(o.rotate(u.vertices,l.angle,n.position),c.rotate(u.axes,l.angle),d>0&&i.rotateAbout(u.position,l.angle,n.position,u.position)),s.update(u.bounds,u.vertices,n.velocity)}l.angle*=r._warming,l.x*=r._warming,l.y*=r._warming}}},r.pointAWorld=function(e){return{x:(e.bodyA?e.bodyA.position.x:0)+e.pointA.x,y:(e.bodyA?e.bodyA.position.y:0)+e.pointA.y}},r.pointBWorld=function(e){return{x:(e.bodyB?e.bodyB.position.x:0)+e.pointB.x,y:(e.bodyB?e.bodyB.position.y:0)+e.pointB.y}}},ibhy:function(e,t,n){var r=r||{};r.mixed=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l);var m=r.stack(20,20,10,5,0,0,(function(e,t){var n=Math.round(o.random(1,8)),r=null;switch(n>2&&o.random()>.7&&(r={radius:10}),Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(25,50),o.random(25,50),{chamfer:r}):c.rectangle(e,t,o.random(80,120),o.random(25,30),{chamfer:r});case 1:return c.polygon(e,t,n,o.random(25,50),{chamfer:r})}}));s.add(d,m),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var f=a.create(u.canvas),v=i.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.mixed.title="Mixed Shapes",r.mixed.for=">=0.14.2",e.exports=r.mixed},"ix+/":function(e,t,n){var r={};e.exports=r;var o=n("571F"),i=n("Z/YF");r.create=function(e){return o.extend({bodies:[],pairs:null},e)},r.setBodies=function(e,t){e.bodies=t.slice(0)},r.clear=function(e){e.bodies=[]},r.collisions=function(e){var t,n,o=[],a=e.pairs,s=e.bodies,c=s.length,l=r.canCollide,d=i.collides;for(s.sort(r._compareBoundsX),t=0;tm)break;if(!(fk.max.y)&&(!g||!h.isStatic&&!h.isSleeping)&&l(u.collisionFilter,h.collisionFilter)){var M=h.parts.length;if(x&&1===M)(A=d(u,h,a))&&o.push(A);else for(var b=M>1?1:0,S=y>1?1:0;Sk.max.x||p.max.xk.max.y||(A=d(w,B,a))&&o.push(A)}}}}return o},r.canCollide=function(e,t){return e.group===t.group&&0!==e.group?e.group>0:0!=(e.mask&t.category)&&0!=(t.mask&e.category)},r._compareBoundsX=function(e,t){return e.bounds.min.x-t.bounds.min.x}},k7Ch:function(e,t,n){var r=r||{};r.gyro=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l);var m=r.stack(20,20,10,5,0,0,(function(e,t){var n=Math.round(o.random(1,8)),r=null;switch(n>2&&o.random()>.7&&(r={radius:10}),Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(25,50),o.random(25,50),{chamfer:r}):c.rectangle(e,t,o.random(80,120),o.random(25,30),{chamfer:r});case 1:return c.polygon(e,t,n,o.random(25,50),{chamfer:r})}}));if(s.add(d,[m,c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]),"undefined"!=typeof window){var f=function(e){var t=void 0!==window.orientation?window.orientation:0,n=l.gravity;0===t?(n.x=o.clamp(e.gamma,-90,90)/90,n.y=o.clamp(e.beta,-90,90)/90):180===t?(n.x=o.clamp(e.gamma,-90,90)/90,n.y=o.clamp(-e.beta,-90,90)/90):90===t?(n.x=o.clamp(e.beta,-90,90)/90,n.y=o.clamp(-e.gamma,-90,90)/90):-90===t&&(n.x=o.clamp(-e.beta,-90,90)/90,n.y=o.clamp(e.gamma,-90,90)/90)};window.addEventListener("deviceorientation",f)}var v=a.create(u.canvas),g=i.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p),"undefined"!=typeof window&&window.removeEventListener("deviceorientation",f)}}},r.gyro.title="Gyroscope",r.gyro.for=">=0.14.2",e.exports=r.gyro},lWug:function(e,t,n){var r={};e.exports=r;var o=n("571F"),i=n("wAS/"),a=n("Tgw/"),s=n("yTB+"),c=n("m6Dm"),l=n("I5nt");!function(){var e,t;"undefined"!=typeof window&&(e=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||function(e){window.setTimeout((function(){e(o.now())}),1e3/60)},t=window.cancelAnimationFrame||window.mozCancelAnimationFrame||window.webkitCancelAnimationFrame||window.msCancelAnimationFrame),r._goodFps=30,r._goodDelta=1e3/60,r.create=function(e){var t={controller:r,engine:null,element:null,canvas:null,mouse:null,frameRequestId:null,timing:{historySize:60,delta:0,deltaHistory:[],lastTime:0,lastTimestamp:0,lastElapsed:0,timestampElapsed:0,timestampElapsedHistory:[],engineDeltaHistory:[],engineElapsedHistory:[],elapsedHistory:[]},options:{width:800,height:600,pixelRatio:1,background:"#14151f",wireframeBackground:"#14151f",hasBounds:!!e.bounds,enabled:!0,wireframes:!0,showSleeping:!0,showDebug:!1,showStats:!1,showPerformance:!1,showBounds:!1,showVelocity:!1,showCollisions:!1,showSeparations:!1,showAxes:!1,showPositions:!1,showAngleIndicator:!1,showIds:!1,showVertexNumbers:!1,showConvexHulls:!1,showInternalEdges:!1,showMousePosition:!1}},n=o.extend(t,e);return n.canvas&&(n.canvas.width=n.options.width||n.canvas.width,n.canvas.height=n.options.height||n.canvas.height),n.mouse=e.mouse,n.engine=e.engine,n.canvas=n.canvas||u(n.options.width,n.options.height),n.context=n.canvas.getContext("2d"),n.textures={},n.bounds=n.bounds||{min:{x:0,y:0},max:{x:n.canvas.width,y:n.canvas.height}},n.options.showBroadphase=!1,1!==n.options.pixelRatio&&r.setPixelRatio(n,n.options.pixelRatio),o.isElement(n.element)?n.element.appendChild(n.canvas):n.canvas.parentNode||o.log("Render.create: options.element was undefined, render.canvas was created but not appended","warn"),n},r.run=function(t){!function o(i){t.frameRequestId=e(o),n(t,i),r.world(t,i),(t.options.showStats||t.options.showDebug)&&r.stats(t,t.context,i),(t.options.showPerformance||t.options.showDebug)&&r.performance(t,t.context,i)}()},r.stop=function(e){t(e.frameRequestId)},r.setPixelRatio=function(e,t){var n=e.options,r=e.canvas;"auto"===t&&(t=p(r)),n.pixelRatio=t,r.setAttribute("data-pixel-ratio",t),r.width=n.width*t,r.height=n.height*t,r.style.width=n.width+"px",r.style.height=n.height+"px"},r.lookAt=function(e,t,n,r){r=void 0===r||r,t=o.isArray(t)?t:[t],n=n||{x:0,y:0};for(var i={min:{x:1/0,y:1/0},max:{x:-1/0,y:-1/0}},a=0;ai.max.x&&(i.max.x=d.x),c.yi.max.y&&(i.max.y=d.y))}var u=i.max.x-i.min.x+2*n.x,p=i.max.y-i.min.y+2*n.y,m=e.canvas.height,f=e.canvas.width/m,v=u/p,g=1,y=1;v>f?y=v/f:g=f/v,e.options.hasBounds=!0,e.bounds.min.x=i.min.x,e.bounds.max.x=i.min.x+u*g,e.bounds.min.y=i.min.y,e.bounds.max.y=i.min.y+p*y,r&&(e.bounds.min.x+=.5*u-u*g*.5,e.bounds.max.x+=.5*u-u*g*.5,e.bounds.min.y+=.5*p-p*y*.5,e.bounds.max.y+=.5*p-p*y*.5),e.bounds.min.x-=n.x,e.bounds.max.x-=n.x,e.bounds.min.y-=n.y,e.bounds.max.y-=n.y,e.mouse&&(l.setScale(e.mouse,{x:(e.bounds.max.x-e.bounds.min.x)/e.canvas.width,y:(e.bounds.max.y-e.bounds.min.y)/e.canvas.height}),l.setOffset(e.mouse,e.bounds.min))},r.startViewTransform=function(e){var t=e.bounds.max.x-e.bounds.min.x,n=e.bounds.max.y-e.bounds.min.y,r=t/e.options.width,o=n/e.options.height;e.context.setTransform(e.options.pixelRatio/r,0,0,e.options.pixelRatio/o,0,0),e.context.translate(-e.bounds.min.x,-e.bounds.min.y)},r.endViewTransform=function(e){e.context.setTransform(e.options.pixelRatio,0,0,e.options.pixelRatio,0,0)},r.world=function(e,t){var n,d=o.now(),u=e.engine,p=u.world,m=e.canvas,v=e.context,g=e.options,y=e.timing,x=i.allBodies(p),h=i.allConstraints(p),M=g.wireframes?g.wireframeBackground:g.background,b=[],S=[],w={timestamp:u.timing.timestamp};if(s.trigger(e,"beforeRender",w),e.currentBackground!==M&&f(e,M),v.globalCompositeOperation="source-in",v.fillStyle="transparent",v.fillRect(0,0,m.width,m.height),v.globalCompositeOperation="source-over",g.hasBounds){for(n=0;n1?1:0;a1?1:0;s1?1:0;i1?1:0;s1?1:0;i1?1:0;i1?1:0;o0)){var d=r.activeContacts[0].vertex.x,u=r.activeContacts[0].vertex.y;2===r.activeContacts.length&&(d=(r.activeContacts[0].vertex.x+r.activeContacts[1].vertex.x)/2,u=(r.activeContacts[0].vertex.y+r.activeContacts[1].vertex.y)/2),o.bodyB===o.supports[0].body||!0===o.bodyA.isStatic?s.moveTo(d-8*o.normal.x,u-8*o.normal.y):s.moveTo(d+8*o.normal.x,u+8*o.normal.y),s.lineTo(d,u)}c.wireframes?s.strokeStyle="rgba(255,165,0,0.7)":s.strokeStyle="orange",s.lineWidth=1,s.stroke()},r.separations=function(e,t,n){var r,o,i,a,s,c=n,l=e.options;for(c.beginPath(),s=0;s0&&c.trigger(e,"collisionStart",{pairs:g.collisionStart}),i.preSolvePosition(g.list),m=0;m0&&c.trigger(e,"collisionActive",{pairs:g.collisionActive}),g.collisionEnd.length>0&&c.trigger(e,"collisionEnd",{pairs:g.collisionEnd}),r._bodiesClearForces(M),c.trigger(e,"afterUpdate",h),e.timing.lastElapsed=u.now()-p,e},r.merge=function(e,t){if(u.extend(e,t),t.world){e.world=t.world,r.clear(e);for(var n=l.allBodies(e.world),i=0;i0&&o.area(B)1?(f=a.create(i.extend({parts:v.slice(0)},r)),a.setPosition(f,{x:e,y:t}),f):v[0]}},"pm/U":function(e,t,n){var r={};e.exports=r;var o=n("2Og8"),i=n("571F");r.name="matter-js",r.version="*",r.uses=[],r.used=[],r.use=function(){o.use(r,Array.prototype.slice.call(arguments))},r.before=function(e,t){return e=e.replace(/^Matter./,""),i.chainPathBefore(r,e,t)},r.after=function(e,t){return e=e.replace(/^Matter./,""),i.chainPathAfter(r,e,t)}},q4y7:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("yw0d"),a=n("I5nt"),s=n("yTB+"),c=n("ix+/"),l=n("ga9t"),d=n("wAS/"),u=n("571F"),p=n("Tgw/");r.create=function(e,t){var n=(e?e.mouse:null)||(t?t.mouse:null);n||(e&&e.render&&e.render.canvas?n=a.create(e.render.canvas):t&&t.element?n=a.create(t.element):(n=a.create(),u.warn("MouseConstraint.create: options.mouse was undefined, options.element was undefined, may not function as expected")));var o={type:"mouseConstraint",mouse:n,element:null,body:null,constraint:l.create({label:"Mouse Constraint",pointA:n.position,pointB:{x:0,y:0},length:.01,stiffness:.1,angularStiffness:1,render:{strokeStyle:"#90EE90",lineWidth:3}}),collisionFilter:{category:1,mask:4294967295,group:0}},i=u.extend(o,t);return s.on(e,"beforeUpdate",(function(){var t=d.allBodies(e.world);r.update(i,t),r._triggerEvents(i)})),i},r.update=function(e,t){var n=e.mouse,r=e.constraint,a=e.body;if(0===n.button){if(r.bodyB)i.set(r.bodyB,!1),r.pointA=n.position;else for(var l=0;l1?1:0;d=0.14.2",r.cloth.cloth=function(e,t,n,r,o,i,a,s,c,l){var d=Matter.Body,u=Matter.Bodies,p=Matter.Common,m=Matter.Composites,f=d.nextGroup(!0);c=p.extend({inertia:1/0,friction:1e-5,collisionFilter:{group:f},render:{visible:!1}},c),l=p.extend({stiffness:.06,render:{type:"line",anchors:!1}},l);var v=m.stack(e,t,n,r,o,i,(function(e,t){return u.circle(e,t,s,c)}));return m.mesh(v,n,r,a,l),v.label="Cloth Body",v},e.exports=r.cloth},t8gT:function(e,t,n){var r={};e.exports=r;var o=n("9K63");r.create=function(e,t){var n=e.bodyA,o=e.bodyB,i={id:r.id(n,o),bodyA:n,bodyB:o,collision:e,contacts:[],activeContacts:[],separation:0,isActive:!0,confirmedActive:!0,isSensor:n.isSensor||o.isSensor,timeCreated:t,timeUpdated:t,inverseMass:0,friction:0,frictionStatic:0,restitution:0,slop:0};return r.update(i,e,t),i},r.update=function(e,t,n){var r=e.contacts,i=t.supports,a=e.activeContacts,s=t.parentA,c=t.parentB,l=s.vertices.length;e.isActive=!0,e.timeUpdated=n,e.collision=t,e.separation=t.depth,e.inverseMass=s.inverseMass+c.inverseMass,e.friction=s.frictionc.frictionStatic?s.frictionStatic:c.frictionStatic,e.restitution=s.restitution>c.restitution?s.restitution:c.restitution,e.slop=s.slop>c.slop?s.slop:c.slop,t.pair=e,a.length=0;for(var d=0;d.35?c.rectangle(e,t,64,64,{render:{strokeStyle:"#ffffff",sprite:{texture:"./img/box.png"}}}):c.circle(e,t,46,{density:5e-4,frictionAir:.06,restitution:.3,friction:.01,render:{sprite:{texture:"./img/ball.png"}}})}));s.add(d,f);var v=a.create(u.canvas),g=i.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.sprites.title="Sprites",r.sprites.for=">=0.14.2",e.exports=r.sprites},ttsO:function(e,t,n){var r={};e.exports=r;var o=n("t8gT"),i=n("571F");r.create=function(e){return i.extend({table:{},list:[],collisionStart:[],collisionActive:[],collisionEnd:[]},e)},r.update=function(e,t,n){var r,i,a,s,c=e.list,l=c.length,d=e.table,u=t.length,p=e.collisionStart,m=e.collisionEnd,f=e.collisionActive;for(p.length=0,m.length=0,f.length=0,s=0;s=0?i(s,false):a(s,false)},vSND:function(e,t,n){var r=r||{};r.stats=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Common,o=Matter.Composites,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.World,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showStats:!0,showPerformance:!0}});t.run(u);var p=n.create();n.run(p,l);var m=o.stack(70,30,13,9,5,5,(function(e,t){return c.circle(e,t,10+20*r.random())}));s.add(d,[m,c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var f=a.create(u.canvas),v=i.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.stats.title="Stats & Performance",r.stats.for=">=0.16.1",e.exports=r.stats},"wAS/":function(e,t,n){var r={};e.exports=r;var o=n("yTB+"),i=n("571F"),a=n("Tgw/"),s=n("IbIC");r.create=function(e){return i.extend({id:i.nextId(),type:"composite",parent:null,isModified:!1,bodies:[],constraints:[],composites:[],label:"Composite",plugin:{},cache:{allBodies:null,allConstraints:null,allComposites:null}},e)},r.setModified=function(e,t,n,o){if(e.isModified=t,t&&e.cache&&(e.cache.allBodies=null,e.cache.allConstraints=null,e.cache.allComposites=null),n&&e.parent&&r.setModified(e.parent,t,n,o),o)for(var i=0;i=0.14.2",e.exports=r.bridge},xoNv:function(e,t,n){var r=r||{};r.newtonsCradle=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,o=Matter.Body,i=(Matter.Composites,Matter.MouseConstraint),a=Matter.Mouse,s=Matter.Composite,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showVelocity:!0}});t.run(d);var u=n.create();n.run(u,c);var 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a.add(l,x),d.mouse=y,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.constraints.title="Constraints",r.constraints.for=">=0.14.2",e.exports=r.constraints},"/iAh":function(e,t,n){var r=r||{};r.svg=function(){var e=Matter.Engine,t=Matter.Render,r=Matter.Runner,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Vertices,l=Matter.Svg,d=Matter.Bodies;o.setDecomp(n("Dded"));var u=e.create(),p=u.world,m=t.create({element:document.body,engine:u,options:{width:800,height:600}});t.run(m);var f=r.create();if(r.run(f,u),"undefined"!=typeof fetch){var v=function(e,t){return Array.prototype.slice.call(e.querySelectorAll(t))},g=function(e){return fetch(e).then((function(e){return e.text()})).then((function(e){return(new 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e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.MouseConstraint,o=Matter.Mouse,i=Matter.Composite,a=Matter.Bodies,s=e.create(),c=s.world,l=t.create({element:document.body,engine:s,options:{width:800,height:600,showVelocity:!0}});t.run(l);var d=n.create();n.run(d,s),i.add(c,[a.rectangle(200,100,60,60,{frictionAir:.001}),a.rectangle(400,100,60,60,{frictionAir:.05}),a.rectangle(600,100,60,60,{frictionAir:.1}),a.rectangle(400,0,800,50,{isStatic:!0}),a.rectangle(400,600,800,50,{isStatic:!0}),a.rectangle(800,300,50,600,{isStatic:!0}),a.rectangle(0,300,50,600,{isStatic:!0})]);var u=o.create(l.canvas),p=r.create(s,{mouse:u,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,p),l.mouse=u,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.airFriction.title="Air Friction",r.airFriction.for=">=0.14.2",e.exports=r.airFriction},"71Xj":function(e,t,n){var r=n("akk5");e.exports={demo:function(e,t){var n=r.Demo.create({toolbar:{title:"matter-js"+(t?" ・ dev":""),url:"https://github.com/liabru/matter-js",reset:!0,source:!0,inspector:!0,tools:!0,fullscreen:!0,exampleSelect:!0},tools:{inspector:!0,gui:!0},inline:!1,preventZoom:!0,resetOnOrientation:!0,routing:!0,startExample:"mixed",examples:e});if(window.MatterDemoInstance=n,document.body.appendChild(n.dom.root),document.title="Matter.js Demo"+(t?" ・ Dev":""),r.Demo.start(n),t){var o=n.dom.buttonSource,i=o.cloneNode(!0);i.textContent="⎄",i.title="Compare",i.href="?compare",i.target="",i.className="matter-btn matter-btn-compare",i.addEventListener("click",(function(e){window.location="?compare#"+n.example.id,e.preventDefault()})),o.parentNode.insertBefore(i,o.nextSibling)}}}},"74MQ":function(e,t,n){var r=r||{};r.doublePendulum=function(){var e=Matter.Engine,t=Matter.Events,n=Matter.Render,r=Matter.Runner,o=Matter.Body,i=Matter.Composite,a=Matter.Composites,s=Matter.Constraint,c=Matter.MouseConstraint,l=Matter.Mouse,d=Matter.Bodies,u=Matter.Vector,p=e.create(),m=p.world,f=n.create({element:document.body,engine:p,options:{width:800,height:600,wireframes:!1}});n.run(f);var v=r.create();r.run(v,p);var g=o.nextGroup(!0),y=a.stack(350,160,2,1,-20,0,(function(e,t){return d.rectangle(e,t,200,25,{collisionFilter:{group:g},frictionAir:0,chamfer:5,render:{fillStyle:"transparent",lineWidth:1}})}));p.gravity.scale=.002,a.chain(y,.45,0,-.45,0,{stiffness:.9,length:0,angularStiffness:.7,render:{strokeStyle:"#4a485b"}}),i.add(y,s.create({bodyB:y.bodies[0],pointB:{x:-84,y:0},pointA:{x:y.bodies[0].position.x-84,y:y.bodies[0].position.y},stiffness:.9,length:0,render:{strokeStyle:"#4a485b"}}));var x=y.bodies[1];o.rotate(x,.3*-Math.PI,{x:x.position.x-100,y:x.position.y}),i.add(m,y);var h=[];t.on(f,"afterRender",(function(){h.unshift({position:u.clone(x.position),speed:x.speed}),n.startViewTransform(f),f.context.globalAlpha=.7;for(var e=0;e2e3&&h.pop()}));var b=l.create(f.canvas),M=c.create(p,{mouse:b,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(m,M),f.mouse=b,n.lookAt(f,{min:{x:0,y:0},max:{x:700,y:600}}),{engine:p,runner:v,render:f,canvas:f.canvas,stop:function(){Matter.Render.stop(f),Matter.Runner.stop(v)}}},r.doublePendulum.title="Double Pendulum",r.doublePendulum.for=">0.16.1",e.exports=r.doublePendulum},"7MJU":function(e,t,n){var r=r||{};r.gravity=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showVelocity:!0,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50.5,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]),l.gravity.y=-1;var m=r.stack(50,120,11,5,0,0,(function(e,t){switch(Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(20,50),o.random(20,50)):c.rectangle(e,t,o.random(80,120),o.random(20,30));case 1:return c.polygon(e,t,Math.round(o.random(1,8)),o.random(20,50))}}));s.add(d,m);var f=a.create(u.canvas),v=i.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.gravity.title="Reverse Gravity",r.gravity.for=">0.16.1",e.exports=r.gravity},"9K63":function(e,t){var n={};e.exports=n,n.create=function(e){return{id:n.id(e),vertex:e,normalImpulse:0,tangentImpulse:0}},n.id=function(e){return e.body.id+"_"+e.index}},"9Nbg":function(e,t,n){var r={};e.exports=r;var o=n("wAS/"),i=n("ga9t"),a=n("571F"),s=n("IbIC"),c=n("oT59"),l=a.deprecated;r.stack=function(e,t,n,r,i,a,c){for(var l,d=o.create({label:"Stack"}),u=e,p=t,m=0,f=0;fv&&(v=x),s.translate(y,{x:.5*h,y:.5*x}),u=y.bounds.max.x+i,o.addBody(d,y),l=y,m+=1}else u+=i}p+=v+a,u=e}return d},r.chain=function(e,t,n,r,s,c){for(var l=e.bodies,d=1;d0)for(l=0;l0&&(p=m[l-1+(c-1)*t],o.addConstraint(e,i.create(a.extend({bodyA:p,bodyB:u},s)))),r&&lp||a<(l=p-l)||a>n-1-l))return 1===u&&s.translate(d,{x:(a+(n%2==1?1:-1))*m,y:0}),c(e+(d?a*m:0)+a*i,r,a,l,d,u)}))},r.newtonsCradle=function(e,t,n,r,a){for(var s=o.create({label:"Newtons Cradle"}),l=0;l=0.14.2",e.exports=r.avalanche},"C6Q+":function(e,t,n){var r=r||{};r.events=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Events,i=Matter.Composite,a=Matter.Composites,s=Matter.Common,c=Matter.MouseConstraint,l=Matter.Mouse,d=Matter.Bodies,u=e.create(),p=u.world,m=t.create({element:document.body,engine:u,options:{width:800,height:600,wireframes:!1}});t.run(m);var f=n.create();n.run(f,u),o.on(p,"afterAdd",(function(e){})),o.on(u,"beforeUpdate",(function(e){var t=e.source;e.timestamp%5e3<50&&y(t)})),o.on(u,"collisionStart",(function(e){for(var t=e.pairs,n=0;n=500){var a=.02*o.mass;r.applyForce(o,o.position,{x:(a+s.random()*a)*s.choose([1,-1]),y:-a+s.random()*-a})}}},x=l.create(m.canvas),h=c.create(u,{mouse:x,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(p,h),m.mouse=x,o.on(h,"mousedown",(function(e){var t=e.mouse.position;console.log("mousedown at "+t.x+" "+t.y),y(u)})),o.on(h,"mouseup",(function(e){var t=e.mouse.position;console.log("mouseup at "+t.x+" "+t.y)})),o.on(h,"startdrag",(function(e){console.log("startdrag",e)})),o.on(h,"enddrag",(function(e){console.log("enddrag",e)})),t.lookAt(m,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:u,runner:f,render:m,canvas:m.canvas,stop:function(){Matter.Render.stop(m),Matter.Runner.stop(f)}}},r.events.title="Events",r.events.for=">=0.14.2",e.exports=r.events},Czbd:function(e,t,n){var r=r||{};r.softBody=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,o=(Matter.Composites,Matter.MouseConstraint),i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showAngleIndicator:!1}});t.run(d);var u=n.create();n.run(u,c);var p={friction:.05,frictionStatic:.1,render:{visible:!0}};a.add(l,[r.softBody.softBody(250,100,5,5,0,0,!0,18,p),r.softBody.softBody(400,300,8,3,0,0,!0,15,p),r.softBody.softBody(250,400,4,4,0,0,!0,15,p),s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.9,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.softBody.title="Soft Body",r.softBody.for=">=0.14.2",r.softBody.softBody=function(e,t,n,r,o,i,a,s,c,l){var d=Matter.Common,u=Matter.Composites,p=Matter.Bodies;c=d.extend({inertia:1/0},c),l=d.extend({stiffness:.2,render:{type:"line",anchors:!1}},l);var m=u.stack(e,t,n,r,o,i,(function(e,t){return p.circle(e,t,s,c)}));return u.mesh(m,n,r,a,l),m.label="Soft Body",m},e.exports=r.softBody},DeYi:function(e,t,n){var r=r||{};r.friction=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.MouseConstraint,o=Matter.Mouse,i=Matter.Composite,a=Matter.Bodies,s=e.create(),c=s.world,l=t.create({element:document.body,engine:s,options:{width:800,height:600,showVelocity:!0}});t.run(l);var d=n.create();n.run(d,s),i.add(c,[a.rectangle(400,0,800,50,{isStatic:!0}),a.rectangle(400,600,800,50,{isStatic:!0}),a.rectangle(800,300,50,600,{isStatic:!0}),a.rectangle(0,300,50,600,{isStatic:!0})]),i.add(c,[a.rectangle(300,180,700,20,{isStatic:!0,angle:.06*Math.PI,render:{fillStyle:"#060a19"}}),a.rectangle(300,70,40,40,{friction:.001})]),i.add(c,[a.rectangle(300,350,700,20,{isStatic:!0,angle:.06*Math.PI,render:{fillStyle:"#060a19"}}),a.rectangle(300,250,40,40,{friction:5e-4})]),i.add(c,[a.rectangle(300,520,700,20,{isStatic:!0,angle:.06*Math.PI,render:{fillStyle:"#060a19"}}),a.rectangle(300,430,40,40,{friction:0})]);var u=o.create(l.canvas),p=r.create(s,{mouse:u,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,p),l.mouse=u,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.friction.title="Friction",r.friction.for=">=0.14.2",e.exports=r.friction},DqtB:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("m6Dm");r.collides=function(e,t,n){var a,s,c,l,d=!1;if(n){var u=e.parent,p=t.parent,m=u.speed*u.speed+u.angularSpeed*u.angularSpeed+p.speed*p.speed+p.angularSpeed*p.angularSpeed;d=n&&n.collided&&m<.2,l=n}else l={collided:!1,bodyA:e,bodyB:t};if(n&&d){var f=l.axisBody,v=f===e?t:e,g=[f.axes[n.axisNumber]];if(c=r._overlapAxes(f.vertices,v.vertices,g),l.reused=!0,c.overlap<=0)return l.collided=!1,l}else{if((a=r._overlapAxes(e.vertices,t.vertices,e.axes)).overlap<=0)return l.collided=!1,l;if((s=r._overlapAxes(t.vertices,e.vertices,t.axes)).overlap<=0)return l.collided=!1,l;a.overlapo?o=s:s=0?a.index-1:d.length-1],l.x=o.x-u.x,l.y=o.y-u.y,c=-i.dot(n,l),s=o,o=d[(a.index+1)%d.length],l.x=o.x-u.x,l.y=o.y-u.y,(r=-i.dot(n,l))=0.14.2",e.exports=r.stress},I5nt:function(e,t,n){var r={};e.exports=r;var o=n("571F");r.create=function(e){var t={};return e||o.log("Mouse.create: element was undefined, defaulting to document.body","warn"),t.element=e||document.body,t.absolute={x:0,y:0},t.position={x:0,y:0},t.mousedownPosition={x:0,y:0},t.mouseupPosition={x:0,y:0},t.offset={x:0,y:0},t.scale={x:1,y:1},t.wheelDelta=0,t.button=-1,t.pixelRatio=parseInt(t.element.getAttribute("data-pixel-ratio"),10)||1,t.sourceEvents={mousemove:null,mousedown:null,mouseup:null,mousewheel:null},t.mousemove=function(e){var n=r._getRelativeMousePosition(e,t.element,t.pixelRatio);e.changedTouches&&(t.button=0,e.preventDefault()),t.absolute.x=n.x,t.absolute.y=n.y,t.position.x=t.absolute.x*t.scale.x+t.offset.x,t.position.y=t.absolute.y*t.scale.y+t.offset.y,t.sourceEvents.mousemove=e},t.mousedown=function(e){var n=r._getRelativeMousePosition(e,t.element,t.pixelRatio);e.changedTouches?(t.button=0,e.preventDefault()):t.button=e.button,t.absolute.x=n.x,t.absolute.y=n.y,t.position.x=t.absolute.x*t.scale.x+t.offset.x,t.position.y=t.absolute.y*t.scale.y+t.offset.y,t.mousedownPosition.x=t.position.x,t.mousedownPosition.y=t.position.y,t.sourceEvents.mousedown=e},t.mouseup=function(e){var n=r._getRelativeMousePosition(e,t.element,t.pixelRatio);e.changedTouches&&e.preventDefault(),t.button=-1,t.absolute.x=n.x,t.absolute.y=n.y,t.position.x=t.absolute.x*t.scale.x+t.offset.x,t.position.y=t.absolute.y*t.scale.y+t.offset.y,t.mouseupPosition.x=t.position.x,t.mouseupPosition.y=t.position.y,t.sourceEvents.mouseup=e},t.mousewheel=function(e){t.wheelDelta=Math.max(-1,Math.min(1,e.wheelDelta||-e.detail)),e.preventDefault()},r.setElement(t,t.element),t},r.setElement=function(e,t){e.element=t,t.addEventListener("mousemove",e.mousemove),t.addEventListener("mousedown",e.mousedown),t.addEventListener("mouseup",e.mouseup),t.addEventListener("mousewheel",e.mousewheel),t.addEventListener("DOMMouseScroll",e.mousewheel),t.addEventListener("touchmove",e.mousemove),t.addEventListener("touchstart",e.mousedown),t.addEventListener("touchend",e.mouseup)},r.clearSourceEvents=function(e){e.sourceEvents.mousemove=null,e.sourceEvents.mousedown=null,e.sourceEvents.mouseup=null,e.sourceEvents.mousewheel=null,e.wheelDelta=0},r.setOffset=function(e,t){e.offset.x=t.x,e.offset.y=t.y,e.position.x=e.absolute.x*e.scale.x+e.offset.x,e.position.y=e.absolute.y*e.scale.y+e.offset.y},r.setScale=function(e,t){e.scale.x=t.x,e.scale.y=t.y,e.position.x=e.absolute.x*e.scale.x+e.offset.x,e.position.y=e.absolute.y*e.scale.y+e.offset.y},r._getRelativeMousePosition=function(e,t,n){var r,o,i=t.getBoundingClientRect(),a=document.documentElement||document.body.parentNode||document.body,s=void 0!==window.pageXOffset?window.pageXOffset:a.scrollLeft,c=void 0!==window.pageYOffset?window.pageYOffset:a.scrollTop,l=e.changedTouches;return l?(r=l[0].pageX-i.left-s,o=l[0].pageY-i.top-c):(r=e.pageX-i.left-s,o=e.pageY-i.top-c),{x:r/(t.clientWidth/(t.width||t.clientWidth)*n),y:o/(t.clientHeight/(t.height||t.clientHeight)*n)}}},IOLg:function(e,t,n){var r=r||{};r.concave=function(){var e=Matter.Engine,t=Matter.Render,r=Matter.Runner,o=Matter.Composites,i=Matter.Common,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Composite,l=Matter.Vertices,d=Matter.Bodies;i.setDecomp(n("Dded"));var u=e.create(),p=u.world,m=t.create({element:document.body,engine:u,options:{width:800,height:600}});t.run(m);var f=r.create();r.run(f,u),c.add(p,[d.rectangle(400,0,800,50,{isStatic:!0}),d.rectangle(400,600,800,50,{isStatic:!0}),d.rectangle(800,300,50,600,{isStatic:!0}),d.rectangle(0,300,50,600,{isStatic:!0})]);var v=l.fromPath("40 0 40 20 100 20 100 80 40 80 40 100 0 50"),g=l.fromPath("100 0 75 50 100 100 25 100 0 50 25 0"),y=l.fromPath("50 0 63 38 100 38 69 59 82 100 50 75 18 100 31 59 0 38 37 38"),x=l.fromPath("35 7 19 17 14 38 14 58 25 79 45 85 65 84 65 66 46 67 34 59 30 44 33 29 45 23 66 23 66 7 53 7"),h=o.stack(50,50,6,4,10,10,(function(e,t){var n=i.choose(["#f19648","#f5d259","#f55a3c","#063e7b","#ececd1"]);return d.fromVertices(e,t,i.choose([v,g,y,x]),{render:{fillStyle:n,strokeStyle:n,lineWidth:1}},!0)}));c.add(p,h);var b=s.create(m.canvas),M=a.create(u,{mouse:b,constraint:{stiffness:.2,render:{visible:!1}}});return c.add(p,M),m.mouse=b,t.lookAt(m,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:u,runner:f,render:m,canvas:m.canvas,stop:function(){Matter.Render.stop(m),Matter.Runner.stop(f)}}},r.concave.title="Concave",r.concave.for=">0.16.1",e.exports=r.concave},IbIC:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("m6Dm"),a=n("yw0d"),s=(n("lWug"),n("571F")),c=n("Tgw/"),l=n("JKEF");!function(){r._inertiaScale=4,r._nextCollidingGroupId=1,r._nextNonCollidingGroupId=-1,r._nextCategory=1,r.create=function(t){var n={id:s.nextId(),type:"body",label:"Body",parts:[],plugin:{},angle:0,vertices:o.fromPath("L 0 0 L 40 0 L 40 40 L 0 40"),position:{x:0,y:0},force:{x:0,y:0},torque:0,positionImpulse:{x:0,y:0},constraintImpulse:{x:0,y:0,angle:0},totalContacts:0,speed:0,angularSpeed:0,velocity:{x:0,y:0},angularVelocity:0,isSensor:!1,isStatic:!1,isSleeping:!1,motion:0,sleepThreshold:60,density:.001,restitution:0,friction:.1,frictionStatic:.5,frictionAir:.01,collisionFilter:{category:1,mask:4294967295,group:0},slop:.05,timeScale:1,render:{visible:!0,opacity:1,strokeStyle:null,fillStyle:null,lineWidth:null,sprite:{xScale:1,yScale:1,xOffset:0,yOffset:0}},events:null,bounds:null,chamfer:null,circleRadius:0,positionPrev:null,anglePrev:0,parent:null,axes:null,area:0,mass:0,inertia:0,_original:null},r=s.extend(n,t);return e(r,t),r},r.nextGroup=function(e){return e?r._nextNonCollidingGroupId--:r._nextCollidingGroupId++},r.nextCategory=function(){return r._nextCategory=r._nextCategory<<1,r._nextCategory};var e=function(e,t){t=t||{},r.set(e,{bounds:e.bounds||c.create(e.vertices),positionPrev:e.positionPrev||i.clone(e.position),anglePrev:e.anglePrev||e.angle,vertices:e.vertices,parts:e.parts||[e],isStatic:e.isStatic,isSleeping:e.isSleeping,parent:e.parent||e}),o.rotate(e.vertices,e.angle,e.position),l.rotate(e.axes,e.angle),c.update(e.bounds,e.vertices,e.velocity),r.set(e,{axes:t.axes||e.axes,area:t.area||e.area,mass:t.mass||e.mass,inertia:t.inertia||e.inertia});var n=e.isStatic?"#14151f":s.choose(["#f19648","#f5d259","#f55a3c","#063e7b","#ececd1"]),a=e.isStatic?"#555":"#ccc",d=e.isStatic&&null===e.render.fillStyle?1:0;e.render.fillStyle=e.render.fillStyle||n,e.render.strokeStyle=e.render.strokeStyle||a,e.render.lineWidth=e.render.lineWidth||d,e.render.sprite.xOffset+=-(e.bounds.min.x-e.position.x)/(e.bounds.max.x-e.bounds.min.x),e.render.sprite.yOffset+=-(e.bounds.min.y-e.position.y)/(e.bounds.max.y-e.bounds.min.y)};r.set=function(e,t,n){var o;for(o in"string"==typeof t&&(o=t,(t={})[o]=n),t)if(Object.prototype.hasOwnProperty.call(t,o))switch(n=t[o],o){case"isStatic":r.setStatic(e,n);break;case"isSleeping":a.set(e,n);break;case"mass":r.setMass(e,n);break;case"density":r.setDensity(e,n);break;case"inertia":r.setInertia(e,n);break;case"vertices":r.setVertices(e,n);break;case"position":r.setPosition(e,n);break;case"angle":r.setAngle(e,n);break;case"velocity":r.setVelocity(e,n);break;case"angularVelocity":r.setAngularVelocity(e,n);break;case"parts":r.setParts(e,n);break;case"centre":r.setCentre(e,n);break;default:e[o]=n}},r.setStatic=function(e,t){for(var n=0;n0&&i.rotateAbout(a.position,n,e.position,a.position)}},r.setVelocity=function(e,t){e.positionPrev.x=e.position.x-t.x,e.positionPrev.y=e.position.y-t.y,e.velocity.x=t.x,e.velocity.y=t.y,e.speed=i.magnitude(e.velocity)},r.setAngularVelocity=function(e,t){e.anglePrev=e.angle-t,e.angularVelocity=t,e.angularSpeed=Math.abs(e.angularVelocity)},r.translate=function(e,t){r.setPosition(e,i.add(e.position,t))},r.rotate=function(e,t,n){if(n){var o=Math.cos(t),i=Math.sin(t),a=e.position.x-n.x,s=e.position.y-n.y;r.setPosition(e,{x:n.x+(a*o-s*i),y:n.y+(a*i+s*o)}),r.setAngle(e,e.angle+t)}else r.setAngle(e,e.angle+t)},r.scale=function(e,t,n,i){var a=0,s=0;i=i||e.position;for(var d=0;d0&&(a+=u.area,s+=u.inertia),u.position.x=i.x+(u.position.x-i.x)*t,u.position.y=i.y+(u.position.y-i.y)*n,c.update(u.bounds,u.vertices,e.velocity)}e.parts.length>1&&(e.area=a,e.isStatic||(r.setMass(e,e.density*a),r.setInertia(e,s))),e.circleRadius&&(t===n?e.circleRadius*=t:e.circleRadius=null)},r.update=function(e,t,n,r){var a=Math.pow(t*n*e.timeScale,2),s=1-e.frictionAir*n*e.timeScale,d=e.position.x-e.positionPrev.x,u=e.position.y-e.positionPrev.y;e.velocity.x=d*s*r+e.force.x/e.mass*a,e.velocity.y=u*s*r+e.force.y/e.mass*a,e.positionPrev.x=e.position.x,e.positionPrev.y=e.position.y,e.position.x+=e.velocity.x,e.position.y+=e.velocity.y,e.angularVelocity=(e.angle-e.anglePrev)*s*r+e.torque/e.inertia*a,e.anglePrev=e.angle,e.angle+=e.angularVelocity,e.speed=i.magnitude(e.velocity),e.angularSpeed=Math.abs(e.angularVelocity);for(var p=0;p0&&(m.position.x+=e.velocity.x,m.position.y+=e.velocity.y),0!==e.angularVelocity&&(o.rotate(m.vertices,e.angularVelocity,e.position),l.rotate(m.axes,e.angularVelocity),p>0&&i.rotateAbout(m.position,e.angularVelocity,e.position,m.position)),c.update(m.bounds,m.vertices,e.velocity)}},r.applyForce=function(e,t,n){e.force.x+=n.x,e.force.y+=n.y;var r=t.x-e.position.x,o=t.y-e.position.y;e.torque+=r*n.y-o*n.x},r._totalProperties=function(e){for(var t={mass:0,area:0,inertia:0,centre:{x:0,y:0}},n=1===e.parts.length?0:1;n=0.14.2",e.exports=r.sleeping},LS1c:function(e,t,n){var r=r||{};r.wreckingBall=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Constraint,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l);var m=r.stack(400,175,5,10,0,0,(function(e,t){return c.rectangle(e,t,40,40)}));a.add(d,[m,c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var f=c.circle(100,400,50,{density:.04,frictionAir:.005});a.add(d,f),a.add(d,s.create({pointA:{x:300,y:100},bodyB:f}));var v=i.create(u.canvas),g=o.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.wreckingBall.title="Wrecking Ball",r.wreckingBall.for=">=0.14.2",e.exports=r.wreckingBall},Me0I:function(e,t,n){var r=r||{};r.car=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,o=(Matter.Composites,Matter.MouseConstraint),i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showAngleIndicator:!0,showCollisions:!0}});t.run(d);var u=n.create();n.run(u,c),a.add(l,[s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0})]);var p=.9;a.add(l,r.car.car(150,100,150*p,30*p,30*p)),p=.8,a.add(l,r.car.car(350,300,150*p,30*p,30*p)),a.add(l,[s.rectangle(200,150,400,20,{isStatic:!0,angle:.06*Math.PI,render:{fillStyle:"#060a19"}}),s.rectangle(500,350,650,20,{isStatic:!0,angle:.06*-Math.PI,render:{fillStyle:"#060a19"}}),s.rectangle(300,560,600,20,{isStatic:!0,angle:.04*Math.PI,render:{fillStyle:"#060a19"}})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.car.title="Car",r.car.for=">=0.14.2",r.car.car=function(e,t,n,r,o){var i=Matter.Body,a=Matter.Bodies,s=Matter.Composite,c=Matter.Constraint,l=i.nextGroup(!0),d=.5*-n+20,u=.5*n-20,p=s.create({label:"Car"}),m=a.rectangle(e,t,n,r,{collisionFilter:{group:l},chamfer:{radius:.5*r},density:2e-4}),f=a.circle(e+d,t+0,o,{collisionFilter:{group:l},friction:.8}),v=a.circle(e+u,t+0,o,{collisionFilter:{group:l},friction:.8}),g=c.create({bodyB:m,pointB:{x:d,y:0},bodyA:f,stiffness:1,length:0}),y=c.create({bodyB:m,pointB:{x:u,y:0},bodyA:v,stiffness:1,length:0});return s.addBody(p,m),s.addBody(p,f),s.addBody(p,v),s.addConstraint(p,g),s.addConstraint(p,y),p},e.exports=r.car},MhOg:function(e,t,n){var r=r||{};r.views=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Events,o=Matter.Composites,i=Matter.Common,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Composite,l=Matter.Vector,d=Matter.Bounds,u=Matter.Bodies,p=e.create(),m=p.world,f=t.create({element:document.body,engine:p,options:{width:800,height:600,hasBounds:!0,showAngleIndicator:!0}});t.run(f);var v=n.create();n.run(v,p);var g=s.create(f.canvas),y=a.create(p,{mouse:g,constraint:{stiffness:.2,render:{visible:!1}}});c.add(m,y),f.mouse=g;var x=o.stack(20,20,10,4,0,0,(function(e,t){switch(Math.round(i.random(0,1))){case 0:return i.random()<.8?u.rectangle(e,t,i.random(20,50),i.random(20,50)):u.rectangle(e,t,i.random(80,120),i.random(20,30));case 1:var n=Math.round(i.random(1,8));return n=3===n?4:n,u.polygon(e,t,n,i.random(20,50))}}));c.add(m,[x,u.rectangle(400,0,800,50,{isStatic:!0}),u.rectangle(400,600,800,50,{isStatic:!0}),u.rectangle(800,300,50,600,{isStatic:!0}),u.rectangle(0,300,50,600,{isStatic:!0})]);var h={x:.5*f.options.width,y:.5*f.options.height},b={x:-300,y:-300},M={x:1100,y:900},S=1,w={x:1,y:1};return r.on(f,"beforeRender",(function(){p.world;var e,t=y.mouse,n=-.1*t.wheelDelta;0!==n&&(n<0&&w.x>=.6||n>0&&w.x<=1.4)&&(S+=n),Math.abs(w.x-S)>.01&&(n=.2*(S-w.x),w.x+=n,w.y+=n,f.bounds.max.x=f.bounds.min.x+f.options.width*w.x,f.bounds.max.y=f.bounds.min.y+f.options.height*w.y,e={x:f.options.width*n*-.5,y:f.options.height*n*-.5},d.translate(f.bounds,e),s.setScale(t,w),s.setOffset(t,f.bounds.min));var r=l.sub(t.absolute,h),o=l.magnitude(r);if(o>50){var i=l.normalise(r),a=Math.min(10,2e-4*Math.pow(o-50,2));e=l.mult(i,a),f.bounds.min.x+e.xM.x&&(e.x=M.x-f.bounds.max.x),f.bounds.min.y+e.yM.y&&(e.y=M.y-f.bounds.max.y),d.translate(f.bounds,e),s.setOffset(t,f.bounds.min)}})),{engine:p,runner:v,render:f,canvas:f.canvas,stop:function(){Matter.Render.stop(f),Matter.Runner.stop(v)}}},r.views.title="Views",r.views.for=">=0.14.2",e.exports=r.views},NDQ1:function(e,t,n){var r={};e.exports=r;var o=n("m6Dm"),i=n("DqtB"),a=n("Tgw/"),s=n("oT59"),c=n("0kzT");r.collides=function(e,t){for(var n=[],r=0;r=0.14.2",e.exports=r.broadphase},Qnbh:function(e,t,n){var r=r||{};r.stress2=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showStats:!0,showPerformance:!0}});t.run(d);var u=n.create();n.run(u,c);var p=r.stack(100,125,25,18,0,0,(function(e,t){return s.rectangle(e,t,25,25)}));a.add(l,[p,s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.stress2.title="Stress 2",r.stress2.for=">=0.14.2",e.exports=r.stress2},Sq1W:function(e,t,n){var r={};e.exports=r;var o=n("t8gT"),i=n("571F");r.create=function(e){return i.extend({buckets:{},pairs:{},pairsList:[],bucketWidth:48,bucketHeight:48},e)},r.update=function(e,t,n,o){var i,a,s,c,l,d=n.world,u=e.buckets,p=!1;for(i=0;id.bounds.max.x||m.bounds.max.yd.bounds.max.y))){var f=r._getRegion(e,m);if(!m.region||f.id!==m.region.id||o){m.region&&!o||(m.region=f);var v=r._regionUnion(f,m.region);for(a=v.startCol;a<=v.endCol;a++)for(s=v.startRow;s<=v.endRow;s++){c=u[l=r._getBucketId(a,s)];var g=a>=f.startCol&&a<=f.endCol&&s>=f.startRow&&s<=f.endRow,y=a>=m.region.startCol&&a<=m.region.endCol&&s>=m.region.startRow&&s<=m.region.endRow;!g&&y&&y&&c&&r._bucketRemoveBody(e,c,m),(m.region===f||g&&!y||o)&&(c||(c=r._createBucket(u,l)),r._bucketAddBody(e,c,m))}m.region=f,p=!0}}}p&&(e.pairsList=r._createActivePairsList(e))},r.clear=function(e){e.buckets={},e.pairs={},e.pairsList=[]},r._regionUnion=function(e,t){var n=Math.min(e.startCol,t.startCol),o=Math.max(e.endCol,t.endCol),i=Math.min(e.startRow,t.startRow),a=Math.max(e.endRow,t.endRow);return r._createRegion(n,o,i,a)},r._getRegion=function(e,t){var n=t.bounds,o=Math.floor(n.min.x/e.bucketWidth),i=Math.floor(n.max.x/e.bucketWidth),a=Math.floor(n.min.y/e.bucketHeight),s=Math.floor(n.max.y/e.bucketHeight);return r._createRegion(o,i,a,s)},r._createRegion=function(e,t,n,r){return{id:e+","+t+","+n+","+r,startCol:e,endCol:t,startRow:n,endRow:r}},r._getBucketId=function(e,t){return"C"+e+"R"+t},r._createBucket=function(e,t){return e[t]=[]},r._bucketAddBody=function(e,t,n){for(var r=0;r0?r.push(n):delete e.pairs[t[o]];return r}},"Tgw/":function(e,t){var n={};e.exports=n,n.create=function(e){var t={min:{x:0,y:0},max:{x:0,y:0}};return e&&n.update(t,e),t},n.update=function(e,t,n){e.min.x=1/0,e.max.x=-1/0,e.min.y=1/0,e.max.y=-1/0;for(var r=0;re.max.x&&(e.max.x=o.x),o.xe.max.y&&(e.max.y=o.y),o.y0?e.max.x+=n.x:e.min.x+=n.x,n.y>0?e.max.y+=n.y:e.min.y+=n.y)},n.contains=function(e,t){return t.x>=e.min.x&&t.x<=e.max.x&&t.y>=e.min.y&&t.y<=e.max.y},n.overlaps=function(e,t){return e.min.x<=t.max.x&&e.max.x>=t.min.x&&e.max.y>=t.min.y&&e.min.y<=t.max.y},n.translate=function(e,t){e.min.x+=t.x,e.max.x+=t.x,e.min.y+=t.y,e.max.y+=t.y},n.shift=function(e,t){var n=e.max.x-e.min.x,r=e.max.y-e.min.y;e.min.x=t.x,e.max.x=t.x+n,e.min.y=t.y,e.max.y=t.y+r}},VZUp:function(e,t,n){var r=r||{};r.manipulation=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Events,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAxes:!0,showCollisions:!0,showConvexHulls:!0}});t.run(u);var p=n.create();n.run(p,l);var m=c.rectangle(100,200,50,50,{isStatic:!0,render:{fillStyle:"#060a19"}}),f=c.rectangle(200,200,50,50),v=c.rectangle(300,200,50,50),g=c.rectangle(400,200,50,50),y=c.rectangle(550,200,50,50),x=c.rectangle(700,200,50,50),h=c.circle(400,100,25,{render:{fillStyle:"#060a19"}}),b=c.rectangle(600,200,120,50,{render:{fillStyle:"#060a19"}}),M=c.rectangle(660,200,50,190,{render:{fillStyle:"#060a19"}}),S=r.create({parts:[b,M],isStatic:!0});s.add(d,[m,f,v,g,y,x,h,S]),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var w=0,C=1.01;o.on(l,"beforeUpdate",(function(e){40===(w+=1)&&r.setStatic(h,!0),C>1&&(r.scale(x,C,C),r.scale(S,.995,.995),y.vertices[0].x-=.2,y.vertices[0].y-=.2,y.vertices[1].x+=.2,y.vertices[1].y-=.2,r.setVertices(y,y.vertices));var t=300+100*Math.sin(.002*l.timing.timestamp);r.setVelocity(m,{x:0,y:t-m.position.y}),r.setPosition(m,{x:100,y:t}),r.setVelocity(S,{x:0,y:t-S.position.y}),r.setAngularVelocity(S,.02),r.setPosition(S,{x:600,y:t}),r.rotate(S,.02),w>=90&&(r.setVelocity(f,{x:0,y:-10}),r.setAngle(v,.26*-Math.PI),r.setAngularVelocity(g,.2),w=0,C=1)}));var A=a.create(u.canvas),B=i.create(l,{mouse:A,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,B),u.mouse=A,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.manipulation.title="Manipulation",r.manipulation.for=">=0.14.2",e.exports=r.manipulation},ZRMD:function(e,t,n){var r=r||{};r.restitution=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.MouseConstraint,o=Matter.Mouse,i=Matter.Composite,a=Matter.Bodies,s=e.create(),c=s.world,l=t.create({element:document.body,engine:s,options:{width:800,height:600,showAngleIndicator:!0,showCollisions:!0,showVelocity:!0}});t.run(l);var d=n.create();n.run(d,s);var u=.9;i.add(c,[a.rectangle(100,150,50,50,{restitution:u}),a.rectangle(220,150,50,50,{restitution:u,angle:.15*-Math.PI}),a.rectangle(340,150,50,50,{restitution:u,angle:.25*-Math.PI}),a.circle(460,150,25,{restitution:u}),a.rectangle(700,150,180,20,{restitution:u,angle:.5*-Math.PI}),a.rectangle(400,0,800,50,{isStatic:!0}),a.rectangle(400,600,800,50,{isStatic:!0}),a.rectangle(800,300,50,600,{isStatic:!0}),a.rectangle(0,300,50,600,{isStatic:!0})]);var p=o.create(l.canvas),m=r.create(s,{mouse:p,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,m),l.mouse=p,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.restitution.title="Restitution",r.restitution.for=">=0.14.2",e.exports=r.restitution},ZUN1:function(e,t,n){var r=r||{};r.chains=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Composite,i=Matter.Composites,a=Matter.Constraint,s=Matter.MouseConstraint,c=Matter.Mouse,l=Matter.Bodies,d=e.create(),u=d.world,p=t.create({element:document.body,engine:d,options:{width:800,height:600,showAngleIndicator:!0,showCollisions:!0,showVelocity:!0}});t.run(p);var m=n.create();n.run(m,d);var f=r.nextGroup(!0),v=i.stack(100,50,8,1,10,10,(function(e,t){return l.rectangle(e,t,50,20,{collisionFilter:{group:f}})}));i.chain(v,.5,0,-.5,0,{stiffness:.8,length:2,render:{type:"line"}}),o.add(v,a.create({bodyB:v.bodies[0],pointB:{x:-25,y:0},pointA:{x:v.bodies[0].position.x,y:v.bodies[0].position.y},stiffness:.5})),f=r.nextGroup(!0);var g=i.stack(350,50,10,1,10,10,(function(e,t){return l.circle(e,t,20,{collisionFilter:{group:f}})}));i.chain(g,.5,0,-.5,0,{stiffness:.8,length:2,render:{type:"line"}}),o.add(g,a.create({bodyB:g.bodies[0],pointB:{x:-20,y:0},pointA:{x:g.bodies[0].position.x,y:g.bodies[0].position.y},stiffness:.5})),f=r.nextGroup(!0);var y=i.stack(600,50,13,1,10,10,(function(e,t){return l.rectangle(e-20,t,50,20,{collisionFilter:{group:f},chamfer:5})}));i.chain(y,.3,0,-.3,0,{stiffness:1,length:0}),o.add(y,a.create({bodyB:y.bodies[0],pointB:{x:-20,y:0},pointA:{x:y.bodies[0].position.x,y:y.bodies[0].position.y},stiffness:.5})),o.add(u,[v,g,y,l.rectangle(400,600,1200,50.5,{isStatic:!0})]);var x=c.create(p.canvas),h=s.create(d,{mouse:x,constraint:{stiffness:.2,render:{visible:!1}}});return o.add(u,h),p.mouse=x,t.lookAt(p,{min:{x:0,y:0},max:{x:700,y:600}}),{engine:d,runner:m,render:p,canvas:p.canvas,stop:function(){Matter.Render.stop(p),Matter.Runner.stop(m)}}},r.chains.title="Chains",r.chains.for=">=0.14.2",e.exports=r.chains},Zo9v:function(e,t,n){var r=r||{};r.collisionFiltering=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composite,o=Matter.Composites,i=(Matter.Common,Matter.MouseConstraint),a=Matter.Mouse,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,wireframes:!1}});t.run(d);var u=n.create();n.run(u,c);var p="#f55a3c",m="#063e7b",f="#f5d259";r.add(l,s.rectangle(400,600,900,50,{isStatic:!0,render:{fillStyle:"transparent",lineWidth:1}})),r.add(l,o.stack(275,100,5,9,10,10,(function(e,t,n,r){var o=2,i=p;return r>5?(o=8,i=m):r>2&&(o=4,i=f),s.circle(e,t,20,{collisionFilter:{category:o},render:{strokeStyle:i,fillStyle:"transparent",lineWidth:1}})}))),r.add(l,s.circle(310,40,30,{collisionFilter:{mask:5},render:{fillStyle:f}})),r.add(l,s.circle(400,40,30,{collisionFilter:{mask:3},render:{fillStyle:p}})),r.add(l,s.circle(480,40,30,{collisionFilter:{mask:9},render:{fillStyle:m}}));var v=a.create(d.canvas),g=i.create(c,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return r.add(l,g),d.mouse=v,g.collisionFilter.mask=13,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.collisionFiltering.title="Collision Filtering",r.collisionFiltering.for=">=0.14.2",e.exports=r.collisionFiltering},ZpbE:function(e,t,n){var r=r||{};r.stack=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showAngleIndicator:!0}});t.run(d);var u=n.create();n.run(u,c);var p=r.stack(200,380.75,10,5,0,0,(function(e,t){return s.rectangle(e,t,40,40)}));a.add(l,[p,s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0}),s.rectangle(400,606,800,50.5,{isStatic:!0})]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.stack.title="Stack",r.stack.for=">=0.14.2",e.exports=r.stack},"a+ms":function(e,t,n){var r=n("akk5"),o=n("lniP"),i=n("lniP");e.exports={compare:function(e,t){var n=r.Demo.create({toolbar:{title:"matter-js ・ "+(t?"dev":"")+" ・ comparing to "+i.version,url:"https://github.com/liabru/matter-js",reset:!0,source:!0,inspector:!0,tools:!0,fullscreen:!0,exampleSelect:!0},tools:{inspector:!0,gui:!0},inline:!1,preventZoom:!0,resetOnOrientation:!0,routing:!0,startExample:"mixed",examples:e}),a=r.Demo.create({toolbar:{title:"matter-js-compare-build",reset:!1,source:!1,inspector:!1,tools:!1,fullscreen:!1,exampleSelect:!1},tools:{inspector:!1,gui:!1},inline:!1,preventZoom:!0,resetOnOrientation:!0,routing:!1,startExample:"mixed",examples:e.map((function(e){return Matter.Common.extend({},e)}))});i.Runner.run=function(){},i.Render.run=function(){},o.Runner._tick=o.Runner.tick,o.Render._world=o.Render.world,i.Mouse._setElement=i.Mouse.setElement,r.Demo._setExample=r.Demo.setExample,r.Demo.setExample=function(e,t){i.Common._nextId=i.Common._seed=0,o.Common._nextId=o.Common._seed=0,i.Plugin._registry=o.Plugin._registry,i.use.apply(null,o.used),window.Matter=o,r.Demo._setExample(n,n.examples.find((function(e){return e.name===t.name})));var s=parseFloat(window.location.search.split("=")[1]),c=0;o.Runner.tick=function(e,t,n){if(-1!==c){if(c>=s)return console.info("Demo.Compare: ran "+c+" ticks, timestamp is now "+t.timing.timestamp.toFixed(2)),void(c=-1);c+=1;var r=a.example.instance;return e.isFixed=r.runner.isFixed=!0,e.delta=r.runner.delta=1e3/60,window.Matter=i,i.Runner.tick(r.runner,r.engine,n),window.Matter=o,o.Runner._tick(e,t,n)}},o.Render.world=function(e){return window.Matter=i,i.Render.world(a.example.instance.render),window.Matter=o,o.Render._world(e)},i.Mouse.setElement=function(e){return i.Mouse._setElement(e,n.example.instance.render.canvas)},window.Matter=i,r.Demo._setExample(a,a.examples.find((function(e){return e.name===t.name}))),window.Matter=o},r.Demo._reset=r.Demo.reset,r.Demo.reset=function(e){i.Common._nextId=i.Common._seed=0,o.Common._nextId=o.Common._seed=0,window.Matter=i,r.Demo._reset(a),window.Matter=o,r.Demo._reset(n)},document.body.appendChild(n.dom.root),document.body.appendChild(a.dom.root),r.Demo.start(n),document.title="Matter.js Compare"+(t?" ・ Dev":""),console.info("Demo.Compare: matter-js@"+o.version+" with matter-js@"+i.version)}}},a3OZ:function(e,t,n){var r=r||{};r.compositeManipulation=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Events,o=Matter.Composite,i=Matter.Composites,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l),o.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var m=i.stack(200,200,4,4,0,0,(function(e,t){return c.rectangle(e,t,40,40)}));o.add(d,m),l.gravity.y=0,r.on(l,"afterUpdate",(function(e){var t=l.timing.timestamp;o.translate(m,{x:2*Math.sin(.001*t),y:0}),o.rotate(m,.01*Math.sin(.001*t),{x:300,y:300});var n=1+.01*Math.sin(.001*t);o.scale(m,n,n,{x:300,y:300})}));var f=s.create(u.canvas),v=a.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return o.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.compositeManipulation.title="Composite Manipulation",r.compositeManipulation.for=">0.16.1",e.exports=r.compositeManipulation},c7us:function(e,t,n){var r=r||{};r.ragdoll=function(){var e=Matter.Engine,t=Matter.Events,n=Matter.Render,o=Matter.Runner,i=Matter.Body,a=Matter.Common,s=Matter.Composite,c=Matter.Composites,l=(Matter.Constraint,Matter.MouseConstraint),d=Matter.Mouse,u=Matter.Bodies,p=(Matter.Vector,e.create()),m=p.world,f=n.create({element:document.body,engine:p,options:{width:800,height:600,showAngleIndicator:!0}});n.run(f);var v=o.create();o.run(v,p);for(var g=(f.bounds.max.y-f.bounds.min.y)/50,y=c.stack(0,0,g+2,1,0,0,(function(e,t,n){return u.rectangle(e-50,t+50*n,100,1e3,{isStatic:!0,render:{fillStyle:"#060a19",strokeStyle:"#ffffff",lineWidth:1}})})),x=c.stack(300,0,15,3,10,10,(function(e,t,n){var r=Math.round(a.random(1,8)),o={render:{fillStyle:a.choose(["#f19648","#f5d259","#f55a3c","#063e7b","#ececd1"])}};switch(Math.round(a.random(0,1))){case 0:return a.random()<.8?u.rectangle(e,t,a.random(25,50),a.random(25,50),o):u.rectangle(e,t,a.random(80,120),a.random(25,30),o);case 1:return u.polygon(e,t,r,a.random(25,50),o)}})),h=s.create(),b=0;b<1;b+=1){var M=r.ragdoll.ragdoll(200,-1e3*b,1.3);s.add(h,M)}s.add(m,[y,x,h]);var S=1,w=0;t.on(p,"afterUpdate",(function(e){-1===C.button?p.timing.timeScale+=.05*(S-p.timing.timeScale):p.timing.timeScale=1,(w+=1)>=90&&(S=S<1?1:.05,w=0);for(var t=0;tf.bounds.max.y+100&&s.translate(r,{x:.9*-o.min.x,y:-f.bounds.max.y-400})}for(t=0;tf.bounds.max.y+100&&i.translate(n,{x:-o.min.x,y:-f.bounds.max.y-300})}}));var C=d.create(f.canvas),A=l.create(p,{mouse:C,constraint:{stiffness:.6,length:0,angularStiffness:0,render:{visible:!1}}});return s.add(m,A),f.mouse=C,n.lookAt(f,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:p,runner:v,render:f,canvas:f.canvas,stop:function(){Matter.Render.stop(f),Matter.Runner.stop(v)}}},r.ragdoll.ragdoll=function(e,t,n,r){n=void 0===n?1:n;var o=Matter.Body,i=Matter.Bodies,a=Matter.Constraint,s=Matter.Composite,c=Matter.Common,l=c.extend({label:"head",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:[15*n,15*n,15*n,15*n]},render:{fillStyle:"#FFBC42"}},r),d=c.extend({label:"chest",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:[20*n,20*n,26*n,26*n]},render:{fillStyle:"#E0A423"}},r),u=c.extend({label:"left-arm",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),p=c.extend({},u,{render:{fillStyle:"#E59B12"}}),m=c.extend({label:"right-arm",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),f=c.extend({},m,{render:{fillStyle:"#E59B12"}}),v=c.extend({label:"left-leg",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),g=c.extend({},v,{render:{fillStyle:"#E59B12"}}),y=c.extend({label:"right-leg",collisionFilter:{group:o.nextGroup(!0)},chamfer:{radius:10*n},render:{fillStyle:"#FFBC42"}},r),x=c.extend({},y,{render:{fillStyle:"#E59B12"}}),h=i.rectangle(e,t-60*n,34*n,40*n,l),b=i.rectangle(e,t,55*n,80*n,d),M=i.rectangle(e+39*n,t-15*n,20*n,40*n,m),S=i.rectangle(e+39*n,t+25*n,20*n,60*n,f),w=i.rectangle(e-39*n,t-15*n,20*n,40*n,u),C=i.rectangle(e-39*n,t+25*n,20*n,60*n,p),A=i.rectangle(e-20*n,t+57*n,20*n,40*n,v),B=i.rectangle(e-20*n,t+97*n,20*n,60*n,g),k=i.rectangle(e+20*n,t+57*n,20*n,40*n,y),R=i.rectangle(e+20*n,t+97*n,20*n,60*n,x),P=a.create({bodyA:b,pointA:{x:24*n,y:-23*n},pointB:{x:0,y:-8*n},bodyB:M,stiffness:.6,render:{visible:!1}}),I=a.create({bodyA:b,pointA:{x:-24*n,y:-23*n},pointB:{x:0,y:-8*n},bodyB:w,stiffness:.6,render:{visible:!1}}),_=a.create({bodyA:b,pointA:{x:-10*n,y:30*n},pointB:{x:0,y:-10*n},bodyB:A,stiffness:.6,render:{visible:!1}}),E=a.create({bodyA:b,pointA:{x:10*n,y:30*n},pointB:{x:0,y:-10*n},bodyB:k,stiffness:.6,render:{visible:!1}}),T=a.create({bodyA:M,bodyB:S,pointA:{x:0,y:15*n},pointB:{x:0,y:-25*n},stiffness:.6,render:{visible:!1}}),F=a.create({bodyA:w,bodyB:C,pointA:{x:0,y:15*n},pointB:{x:0,y:-25*n},stiffness:.6,render:{visible:!1}}),D=a.create({bodyA:A,bodyB:B,pointA:{x:0,y:20*n},pointB:{x:0,y:-20*n},stiffness:.6,render:{visible:!1}}),V=a.create({bodyA:k,bodyB:R,pointA:{x:0,y:20*n},pointB:{x:0,y:-20*n},stiffness:.6,render:{visible:!1}}),O=a.create({bodyA:h,pointA:{x:0,y:25*n},pointB:{x:0,y:-35*n},bodyB:b,stiffness:.6,render:{visible:!1}}),L=a.create({bodyA:B,bodyB:R,stiffness:.01,render:{visible:!1}});return s.create({bodies:[b,h,C,w,S,M,B,R,A,k],constraints:[F,T,I,P,O,D,V,_,E,L]})},r.ragdoll.title="Ragdoll",r.ragdoll.for=">=0.14.2",e.exports=r.ragdoll},djnZ:function(e,t,n){var r=r||{};r.compound=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Body,o=Matter.Constraint,i=Matter.Composite,a=Matter.MouseConstraint,s=Matter.Mouse,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAxes:!0,showConvexHulls:!0}});t.run(u);var p=n.create();n.run(p,l);var m=200,f=200,v=200,g=c.rectangle(f,v,m,m/5),y=c.rectangle(f,v,m/5,m,{render:g.render}),x=r.create({parts:[g,y]});m=150,f=400,v=300;var h=c.circle(f,v,30),b=c.circle(f+m,v,30),M=c.circle(f+m,v+m,30),S=c.circle(f,v+m,30),w=r.create({parts:[h,b,M,S]}),C=o.create({pointA:{x:400,y:100},bodyB:w,pointB:{x:0,y:0}});i.add(d,[x,w,C,c.rectangle(400,600,800,50.5,{isStatic:!0})]);var A=s.create(u.canvas),B=a.create(l,{mouse:A,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(d,B),u.mouse=A,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.compound.title="Compound Bodies",r.compound.for=">=0.14.2",e.exports=r.compound},elWf:function(e,t,n){var r=r||{};r.rounded=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.MouseConstraint,o=Matter.Mouse,i=Matter.Composite,a=Matter.Bodies,s=e.create(),c=s.world,l=t.create({element:document.body,engine:s,options:{width:800,height:600,showAxes:!0}});t.run(l);var d=n.create();n.run(d,s),i.add(c,[a.rectangle(400,0,800,50,{isStatic:!0}),a.rectangle(400,600,800,50,{isStatic:!0}),a.rectangle(800,300,50,600,{isStatic:!0}),a.rectangle(0,300,50,600,{isStatic:!0})]),i.add(c,[a.rectangle(200,200,100,100,{chamfer:{radius:20}}),a.rectangle(300,200,100,100,{chamfer:{radius:[90,0,0,0]}}),a.rectangle(400,200,200,200,{chamfer:{radius:[150,20,40,20]}}),a.rectangle(200,200,200,200,{chamfer:{radius:[150,20,150,20]}}),a.rectangle(300,200,200,50,{chamfer:{radius:[25,25,0,0]}}),a.polygon(200,100,8,80,{chamfer:{radius:30}}),a.polygon(300,100,5,80,{chamfer:{radius:[10,40,20,40,10]}}),a.polygon(400,200,3,50,{chamfer:{radius:[20,0,20]}})]);var u=o.create(l.canvas),p=r.create(s,{mouse:u,constraint:{stiffness:.2,render:{visible:!1}}});return i.add(c,p),l.mouse=u,t.lookAt(l,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:s,runner:d,render:l,canvas:l.canvas,stop:function(){Matter.Render.stop(l),Matter.Runner.stop(d)}}},r.rounded.title="Rounded Corners (Chamfering)",r.rounded.for=">=0.14.2",e.exports=r.rounded},ga9t:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("m6Dm"),a=n("yw0d"),s=n("Tgw/"),c=n("JKEF"),l=n("571F");r._warming=.4,r._torqueDampen=1,r._minLength=1e-6,r.create=function(e){var t=e;t.bodyA&&!t.pointA&&(t.pointA={x:0,y:0}),t.bodyB&&!t.pointB&&(t.pointB={x:0,y:0});var n=t.bodyA?i.add(t.bodyA.position,t.pointA):t.pointA,r=t.bodyB?i.add(t.bodyB.position,t.pointB):t.pointB,o=i.magnitude(i.sub(n,r));t.length=void 0!==t.length?t.length:o,t.id=t.id||l.nextId(),t.label=t.label||"Constraint",t.type="constraint",t.stiffness=t.stiffness||(t.length>0?1:.7),t.damping=t.damping||0,t.angularStiffness=t.angularStiffness||0,t.angleA=t.bodyA?t.bodyA.angle:t.angleA,t.angleB=t.bodyB?t.bodyB.angle:t.angleB,t.plugin={};var a={visible:!0,lineWidth:2,strokeStyle:"#ffffff",type:"line",anchors:!0};return 0===t.length&&t.stiffness>.1?(a.type="pin",a.anchors=!1):t.stiffness<.9&&(a.type="spring"),t.render=l.extend(a,t.render),t},r.preSolveAll=function(e){for(var t=0;t0&&(u.position.x+=l.x,u.position.y+=l.y),0!==l.angle&&(o.rotate(u.vertices,l.angle,n.position),c.rotate(u.axes,l.angle),d>0&&i.rotateAbout(u.position,l.angle,n.position,u.position)),s.update(u.bounds,u.vertices,n.velocity)}l.angle*=r._warming,l.x*=r._warming,l.y*=r._warming}}},r.pointAWorld=function(e){return{x:(e.bodyA?e.bodyA.position.x:0)+e.pointA.x,y:(e.bodyA?e.bodyA.position.y:0)+e.pointA.y}},r.pointBWorld=function(e){return{x:(e.bodyB?e.bodyB.position.x:0)+e.pointB.x,y:(e.bodyB?e.bodyB.position.y:0)+e.pointB.y}}},ibhy:function(e,t,n){var r=r||{};r.mixed=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l);var m=r.stack(20,20,10,5,0,0,(function(e,t){var n=Math.round(o.random(1,8)),r=null;switch((n=3===n?4:n)>2&&o.random()>.7&&(r={radius:10}),Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(25,50),o.random(25,50),{chamfer:r}):c.rectangle(e,t,o.random(80,120),o.random(25,30),{chamfer:r});case 1:return c.polygon(e,t,n,o.random(25,50),{chamfer:r})}}));s.add(d,m),s.add(d,[c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var f=a.create(u.canvas),v=i.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.mixed.title="Mixed Shapes",r.mixed.for=">=0.14.2",e.exports=r.mixed},"ix+/":function(e,t,n){var r={};e.exports=r;var o=n("DqtB"),i=n("t8gT"),a=n("Tgw/");r.collisions=function(e,t){for(var n=[],s=t.pairs.table,c=0;c1?1:0;u1?1:0;m0:0!=(e.mask&t.category)&&0!=(t.mask&e.category)}},k7Ch:function(e,t,n){var r=r||{};r.gyro=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.Common,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.Composite,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showAngleIndicator:!0}});t.run(u);var p=n.create();n.run(p,l);var m=r.stack(20,20,10,5,0,0,(function(e,t){var n=Math.round(o.random(1,8)),r=null;switch((n=3===n?4:n)>2&&o.random()>.7&&(r={radius:10}),Math.round(o.random(0,1))){case 0:return o.random()<.8?c.rectangle(e,t,o.random(25,50),o.random(25,50),{chamfer:r}):c.rectangle(e,t,o.random(80,120),o.random(25,30),{chamfer:r});case 1:return c.polygon(e,t,n,o.random(25,50),{chamfer:r})}}));if(s.add(d,[m,c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]),"undefined"!=typeof window){var f=function(e){var t=void 0!==window.orientation?window.orientation:0,n=l.gravity;0===t?(n.x=o.clamp(e.gamma,-90,90)/90,n.y=o.clamp(e.beta,-90,90)/90):180===t?(n.x=o.clamp(e.gamma,-90,90)/90,n.y=o.clamp(-e.beta,-90,90)/90):90===t?(n.x=o.clamp(e.beta,-90,90)/90,n.y=o.clamp(-e.gamma,-90,90)/90):-90===t&&(n.x=o.clamp(-e.beta,-90,90)/90,n.y=o.clamp(e.gamma,-90,90)/90)};window.addEventListener("deviceorientation",f)}var v=a.create(u.canvas),g=i.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p),"undefined"!=typeof window&&window.removeEventListener("deviceorientation",f)}}},r.gyro.title="Gyroscope",r.gyro.for=">=0.14.2",e.exports=r.gyro},lWug:function(e,t,n){var r={};e.exports=r;var o=n("571F"),i=n("wAS/"),a=n("Tgw/"),s=n("yTB+"),c=n("m6Dm"),l=n("I5nt");!function(){var e,t;"undefined"!=typeof window&&(e=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||function(e){window.setTimeout((function(){e(o.now())}),1e3/60)},t=window.cancelAnimationFrame||window.mozCancelAnimationFrame||window.webkitCancelAnimationFrame||window.msCancelAnimationFrame),r._goodFps=30,r._goodDelta=1e3/60,r.create=function(e){var t={controller:r,engine:null,element:null,canvas:null,mouse:null,frameRequestId:null,timing:{historySize:60,delta:0,deltaHistory:[],lastTime:0,lastTimestamp:0,lastElapsed:0,timestampElapsed:0,timestampElapsedHistory:[],engineDeltaHistory:[],engineElapsedHistory:[],elapsedHistory:[]},options:{width:800,height:600,pixelRatio:1,background:"#14151f",wireframeBackground:"#14151f",hasBounds:!!e.bounds,enabled:!0,wireframes:!0,showSleeping:!0,showDebug:!1,showStats:!1,showPerformance:!1,showBroadphase:!1,showBounds:!1,showVelocity:!1,showCollisions:!1,showSeparations:!1,showAxes:!1,showPositions:!1,showAngleIndicator:!1,showIds:!1,showVertexNumbers:!1,showConvexHulls:!1,showInternalEdges:!1,showMousePosition:!1}},n=o.extend(t,e);return n.canvas&&(n.canvas.width=n.options.width||n.canvas.width,n.canvas.height=n.options.height||n.canvas.height),n.mouse=e.mouse,n.engine=e.engine,n.canvas=n.canvas||u(n.options.width,n.options.height),n.context=n.canvas.getContext("2d"),n.textures={},n.bounds=n.bounds||{min:{x:0,y:0},max:{x:n.canvas.width,y:n.canvas.height}},1!==n.options.pixelRatio&&r.setPixelRatio(n,n.options.pixelRatio),o.isElement(n.element)?n.element.appendChild(n.canvas):n.canvas.parentNode||o.log("Render.create: options.element was undefined, render.canvas was created but not appended","warn"),n},r.run=function(t){!function o(i){t.frameRequestId=e(o),n(t,i),r.world(t,i),(t.options.showStats||t.options.showDebug)&&r.stats(t,t.context,i),(t.options.showPerformance||t.options.showDebug)&&r.performance(t,t.context,i)}()},r.stop=function(e){t(e.frameRequestId)},r.setPixelRatio=function(e,t){var n=e.options,r=e.canvas;"auto"===t&&(t=p(r)),n.pixelRatio=t,r.setAttribute("data-pixel-ratio",t),r.width=n.width*t,r.height=n.height*t,r.style.width=n.width+"px",r.style.height=n.height+"px"},r.lookAt=function(e,t,n,r){r=void 0===r||r,t=o.isArray(t)?t:[t],n=n||{x:0,y:0};for(var i={min:{x:1/0,y:1/0},max:{x:-1/0,y:-1/0}},a=0;ai.max.x&&(i.max.x=d.x),c.yi.max.y&&(i.max.y=d.y))}var u=i.max.x-i.min.x+2*n.x,p=i.max.y-i.min.y+2*n.y,m=e.canvas.height,f=e.canvas.width/m,v=u/p,g=1,y=1;v>f?y=v/f:g=f/v,e.options.hasBounds=!0,e.bounds.min.x=i.min.x,e.bounds.max.x=i.min.x+u*g,e.bounds.min.y=i.min.y,e.bounds.max.y=i.min.y+p*y,r&&(e.bounds.min.x+=.5*u-u*g*.5,e.bounds.max.x+=.5*u-u*g*.5,e.bounds.min.y+=.5*p-p*y*.5,e.bounds.max.y+=.5*p-p*y*.5),e.bounds.min.x-=n.x,e.bounds.max.x-=n.x,e.bounds.min.y-=n.y,e.bounds.max.y-=n.y,e.mouse&&(l.setScale(e.mouse,{x:(e.bounds.max.x-e.bounds.min.x)/e.canvas.width,y:(e.bounds.max.y-e.bounds.min.y)/e.canvas.height}),l.setOffset(e.mouse,e.bounds.min))},r.startViewTransform=function(e){var t=e.bounds.max.x-e.bounds.min.x,n=e.bounds.max.y-e.bounds.min.y,r=t/e.options.width,o=n/e.options.height;e.context.setTransform(e.options.pixelRatio/r,0,0,e.options.pixelRatio/o,0,0),e.context.translate(-e.bounds.min.x,-e.bounds.min.y)},r.endViewTransform=function(e){e.context.setTransform(e.options.pixelRatio,0,0,e.options.pixelRatio,0,0)},r.world=function(e,t){var n,d=o.now(),u=e.engine,p=u.world,m=e.canvas,v=e.context,g=e.options,y=e.timing,x=i.allBodies(p),h=i.allConstraints(p),b=g.wireframes?g.wireframeBackground:g.background,M=[],S=[],w={timestamp:u.timing.timestamp};if(s.trigger(e,"beforeRender",w),e.currentBackground!==b&&f(e,b),v.globalCompositeOperation="source-in",v.fillStyle="transparent",v.fillRect(0,0,m.width,m.height),v.globalCompositeOperation="source-over",g.hasBounds){for(n=0;n1?1:0;a1?1:0;s1?1:0;i1?1:0;s1?1:0;i1?1:0;i1?1:0;o0)){var d=r.activeContacts[0].vertex.x,u=r.activeContacts[0].vertex.y;2===r.activeContacts.length&&(d=(r.activeContacts[0].vertex.x+r.activeContacts[1].vertex.x)/2,u=(r.activeContacts[0].vertex.y+r.activeContacts[1].vertex.y)/2),o.bodyB===o.supports[0].body||!0===o.bodyA.isStatic?s.moveTo(d-8*o.normal.x,u-8*o.normal.y):s.moveTo(d+8*o.normal.x,u+8*o.normal.y),s.lineTo(d,u)}c.wireframes?s.strokeStyle="rgba(255,165,0,0.7)":s.strokeStyle="orange",s.lineWidth=1,s.stroke()},r.separations=function(e,t,n){var r,o,i,a,s,c=n,l=e.options;for(c.beginPath(),s=0;s0&&l.trigger(e,"collisionStart",{pairs:w.collisionStart}),i.preSolvePosition(w.list),v=0;v0&&l.trigger(e,"collisionActive",{pairs:w.collisionActive}),w.collisionEnd.length>0&&l.trigger(e,"collisionEnd",{pairs:w.collisionEnd}),r._bodiesClearForces(b),l.trigger(e,"afterUpdate",h),e.timing.lastElapsed=p.now()-m,e},r.merge=function(e,t){if(p.extend(e,t),t.world){e.world=t.world,r.clear(e);for(var n=d.allBodies(e.world),i=0;i0&&o.area(B)1?(f=a.create(i.extend({parts:v.slice(0)},r)),a.setPosition(f,{x:e,y:t}),f):v[0]}},"pm/U":function(e,t,n){var r={};e.exports=r;var o=n("2Og8"),i=n("571F");r.name="matter-js",r.version="*",r.uses=[],r.used=[],r.use=function(){o.use(r,Array.prototype.slice.call(arguments))},r.before=function(e,t){return e=e.replace(/^Matter./,""),i.chainPathBefore(r,e,t)},r.after=function(e,t){return e=e.replace(/^Matter./,""),i.chainPathAfter(r,e,t)}},q4y7:function(e,t,n){var r={};e.exports=r;var o=n("0kzT"),i=n("yw0d"),a=n("I5nt"),s=n("yTB+"),c=n("ix+/"),l=n("ga9t"),d=n("wAS/"),u=n("571F"),p=n("Tgw/");r.create=function(e,t){var n=(e?e.mouse:null)||(t?t.mouse:null);n||(e&&e.render&&e.render.canvas?n=a.create(e.render.canvas):t&&t.element?n=a.create(t.element):(n=a.create(),u.warn("MouseConstraint.create: options.mouse was undefined, options.element was undefined, may not function as expected")));var o={type:"mouseConstraint",mouse:n,element:null,body:null,constraint:l.create({label:"Mouse Constraint",pointA:n.position,pointB:{x:0,y:0},length:.01,stiffness:.1,angularStiffness:1,render:{strokeStyle:"#90EE90",lineWidth:3}}),collisionFilter:{category:1,mask:4294967295,group:0}},i=u.extend(o,t);return s.on(e,"beforeUpdate",(function(){var t=d.allBodies(e.world);r.update(i,t),r._triggerEvents(i)})),i},r.update=function(e,t){var n=e.mouse,r=e.constraint,a=e.body;if(0===n.button){if(r.bodyB)i.set(r.bodyB,!1),r.pointA=n.position;else for(var l=0;l1?1:0;d=0.14.2",r.cloth.cloth=function(e,t,n,r,o,i,a,s,c,l){var d=Matter.Body,u=Matter.Bodies,p=Matter.Common,m=Matter.Composites,f=d.nextGroup(!0);c=p.extend({inertia:1/0,friction:1e-5,collisionFilter:{group:f},render:{visible:!1}},c),l=p.extend({stiffness:.06,render:{type:"line",anchors:!1}},l);var v=m.stack(e,t,n,r,o,i,(function(e,t){return u.circle(e,t,s,c)}));return m.mesh(v,n,r,a,l),v.label="Cloth 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d=0;d.35?c.rectangle(e,t,64,64,{render:{strokeStyle:"#ffffff",sprite:{texture:"./img/box.png"}}}):c.circle(e,t,46,{density:5e-4,frictionAir:.06,restitution:.3,friction:.01,render:{sprite:{texture:"./img/ball.png"}}})}));s.add(d,f);var v=a.create(u.canvas),g=i.create(l,{mouse:v,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,g),u.mouse=v,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.sprites.title="Sprites",r.sprites.for=">=0.14.2",e.exports=r.sprites},ttsO:function(e,t,n){var r={};e.exports=r;var o=n("t8gT"),i=n("571F");r._pairMaxIdleLife=1e3,r.create=function(e){return i.extend({table:{},list:[],collisionStart:[],collisionActive:[],collisionEnd:[]},e)},r.update=function(e,t,n){var r,i,a,s,c=e.list,l=e.table,d=e.collisionStart,u=e.collisionEnd,p=e.collisionActive;for(d.length=0,u.length=0,p.length=0,s=0;sr._pairMaxIdleLife&&l.push(a);for(a=0;a=0?i(s,false):a(s,false)},vSND:function(e,t,n){var r=r||{};r.stats=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Common,o=Matter.Composites,i=Matter.MouseConstraint,a=Matter.Mouse,s=Matter.World,c=Matter.Bodies,l=e.create(),d=l.world,u=t.create({element:document.body,engine:l,options:{width:800,height:600,showStats:!0,showPerformance:!0}});t.run(u);var p=n.create();n.run(p,l);var m=o.stack(70,30,13,9,5,5,(function(e,t){return c.circle(e,t,10+20*r.random())}));s.add(d,[m,c.rectangle(400,0,800,50,{isStatic:!0}),c.rectangle(400,600,800,50,{isStatic:!0}),c.rectangle(800,300,50,600,{isStatic:!0}),c.rectangle(0,300,50,600,{isStatic:!0})]);var f=a.create(u.canvas),v=i.create(l,{mouse:f,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(d,v),u.mouse=f,t.lookAt(u,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:l,runner:p,render:u,canvas:u.canvas,stop:function(){Matter.Render.stop(u),Matter.Runner.stop(p)}}},r.stats.title="Stats & Performance",r.stats.for=">=0.16.1",e.exports=r.stats},"wAS/":function(e,t,n){var r={};e.exports=r;var o=n("yTB+"),i=n("571F"),a=n("Tgw/"),s=n("IbIC");r.create=function(e){return i.extend({id:i.nextId(),type:"composite",parent:null,isModified:!1,bodies:[],constraints:[],composites:[],label:"Composite",plugin:{}},e)},r.setModified=function(e,t,n,o){if(e.isModified=t,n&&e.parent&&r.setModified(e.parent,t,n,o),o)for(var i=0;i=0.14.2",e.exports=r.bridge},xoNv:function(e,t,n){var r=r||{};r.newtonsCradle=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,o=Matter.Body,i=(Matter.Composites,Matter.MouseConstraint),a=Matter.Mouse,s=Matter.Composite,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showVelocity:!0}});t.run(d);var u=n.create();n.run(u,c);var p=r.newtonsCradle.newtonsCradle(280,100,5,30,200);s.add(l,p),o.translate(p.bodies[0],{x:-180,y:-100}),p=r.newtonsCradle.newtonsCradle(280,380,7,20,140),s.add(l,p),o.translate(p.bodies[0],{x:-140,y:-100});var m=a.create(d.canvas),f=i.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return s.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:50},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.newtonsCradle.title="Newton's Cradle",r.newtonsCradle.for=">=0.14.2",r.newtonsCradle.newtonsCradle=function(e,t,n,r,o){for(var i=Matter.Composite,a=Matter.Constraint,s=Matter.Bodies,c=i.create({label:"Newtons Cradle"}),l=0;l0){n||(n={}),r=t.split(" ");for(var l=0;l=0.14.2",e.exports=r.sensors},yw0d:function(e,t,n){var r={};e.exports=r;var o=n("yTB+");r._motionWakeThreshold=.18,r._motionSleepThreshold=.08,r._minBias=.9,r.update=function(e,t){for(var n=t*t*t,o=0;o0&&i.motion=i.sleepThreshold&&r.set(i,!0)):i.sleepCounter>0&&(i.sleepCounter-=1)}else r.set(i,!1)}},r.afterCollisions=function(e,t){for(var n=t*t*t,o=0;or._motionWakeThreshold*n&&r.set(l,!1)}}}},r.set=function(e,t){var n=e.isSleeping;t?(e.isSleeping=!0,e.sleepCounter=e.sleepThreshold,e.positionImpulse.x=0,e.positionImpulse.y=0,e.positionPrev.x=e.position.x,e.positionPrev.y=e.position.y,e.anglePrev=e.angle,e.speed=0,e.angularSpeed=0,e.motion=0,n||o.trigger(e,"sleepStart")):(e.isSleeping=!1,e.sleepCounter=0,n&&o.trigger(e,"sleepEnd"))}},zc7U:function(e,t,n){var r=r||{};r.circleStack=function(){var e=Matter.Engine,t=Matter.Render,n=Matter.Runner,r=Matter.Composites,o=Matter.MouseConstraint,i=Matter.Mouse,a=Matter.Composite,s=Matter.Bodies,c=e.create(),l=c.world,d=t.create({element:document.body,engine:c,options:{width:800,height:600,showAngleIndicator:!0}});t.run(d);var u=n.create();n.run(u,c);var p=r.stack(100,179,10,10,20,0,(function(e,t){return s.circle(e,t,20)}));a.add(l,[s.rectangle(400,0,800,50,{isStatic:!0}),s.rectangle(400,600,800,50,{isStatic:!0}),s.rectangle(800,300,50,600,{isStatic:!0}),s.rectangle(0,300,50,600,{isStatic:!0}),p]);var m=i.create(d.canvas),f=o.create(c,{mouse:m,constraint:{stiffness:.2,render:{visible:!1}}});return a.add(l,f),d.mouse=m,t.lookAt(d,{min:{x:0,y:0},max:{x:800,y:600}}),{engine:c,runner:u,render:d,canvas:d.canvas,stop:function(){Matter.Render.stop(d),Matter.Runner.stop(u)}}},r.circleStack.title="Circle Stack",r.circleStack.for=">=0.14.2",e.exports=r.circleStack}},[["uZME",1,2,3,4,5]]])})); \ No newline at end of file diff --git a/demo/js/matter-demo.main.5a504f.min.js b/demo/js/matter-demo.main.5754e1.min.js similarity index 97% rename from demo/js/matter-demo.main.5a504f.min.js rename to demo/js/matter-demo.main.5754e1.min.js index 6c59ec5..1455919 100644 --- a/demo/js/matter-demo.main.5a504f.min.js +++ b/demo/js/matter-demo.main.5754e1.min.js @@ -1,5 +1,5 @@ /*! - * matter-demo bundle 0.17.1 by @liabru + * matter-demo bundle 0.18.0 by @liabru * http://brm.io/matter-js/ * License MIT */!function(e){function t(t){for(var n,l,a=t[0],f=t[1],i=t[2],c=0,s=[];c (http://brm.io/)",