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https://github.com/liabru/matter-js.git
synced 2024-12-25 13:39:06 -05:00
added stable sorting to test worker and refactor
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liabru
parent
bcc31682d7
commit
81dd2fb695
1 changed files with 180 additions and 165 deletions
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@ -6,155 +6,6 @@ const mock = require('mock-require');
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const { requireUncached } = require('./TestTools');
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const consoleOriginal = global.console;
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const intrinsicProps = [
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// Common
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'id', 'label',
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// Constraint
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'angularStiffness', 'bodyA', 'bodyB', 'damping', 'length', 'stiffness',
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// Body
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'area', 'axes', 'collisionFilter', 'category', 'mask',
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'group', 'density', 'friction', 'frictionAir', 'frictionStatic', 'inertia', 'inverseInertia', 'inverseMass', 'isSensor',
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'isSleeping', 'isStatic', 'mass', 'parent', 'parts', 'restitution', 'sleepThreshold', 'slop',
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'timeScale', 'vertices',
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// Composite
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'bodies', 'constraints', 'composites'
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];
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const prepareMatter = (options) => {
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const Matter = requireUncached(options.useDev ? '../build/matter.dev' : '../build/matter');
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if (Matter.Common._nextId !== 0) {
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throw 'Matter instance has already been used.';
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}
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const noop = () => ({ collisionFilter: {}, mouse: {} });
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Matter.Render.create = () => ({ options: {}, bounds: { min: { x: 0, y: 0 }, max: { x: 800, y: 600 }}});
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Matter.Render.run = Matter.Render.lookAt = noop;
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Matter.Runner.create = Matter.Runner.run = noop;
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Matter.MouseConstraint.create = Matter.Mouse.create = noop;
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Matter.Common.info = Matter.Common.warn = Matter.Common.log;
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return Matter;
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};
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const prepareEnvironment = Matter => {
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mock('matter-js', Matter);
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global.Matter = Matter;
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const logs = [];
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global.document = global.window = { addEventListener: () => {} };
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global.console = {
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log: (...args) => {
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logs.push(args.join(' '));
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}
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};
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return logs;
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};
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const resetEnvironment = () => {
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global.console = consoleOriginal;
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global.window = undefined;
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global.document = undefined;
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global.Matter = undefined;
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mock.stopAll();
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};
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const limitPrecision = (val, precision=3) => parseFloat(val.toPrecision(precision));
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const sortById = (objs) => {
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objs.sort((objA, objB) => objA.id - objB.id);
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return objs;
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};
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const engineCapture = (engine, Matter) => ({
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timestamp: limitPrecision(engine.timing.timestamp),
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extrinsic: worldCaptureExtrinsic(engine.world, Matter),
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intrinsic: worldCaptureIntrinsic(engine.world, Matter)
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});
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const worldCaptureExtrinsic = (world, Matter) => ({
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bodies: sortById(Matter.Composite.allBodies(world)).reduce((bodies, body) => {
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bodies[body.id] = [
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body.position.x,
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body.position.y,
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body.positionPrev.x,
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body.positionPrev.y,
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body.angle,
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body.anglePrev,
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...body.vertices.reduce((flat, vertex) => (flat.push(vertex.x, vertex.y), flat), [])
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];
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return bodies;
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}, {}),
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constraints: sortById(Matter.Composite.allConstraints(world)).reduce((constraints, constraint) => {
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const positionA = Matter.Constraint.pointAWorld(constraint);
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const positionB = Matter.Constraint.pointBWorld(constraint);
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constraints[constraint.id] = [
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positionA.x,
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positionA.y,
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positionB.x,
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positionB.y
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];
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return constraints;
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}, {})
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});
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const worldCaptureIntrinsic = (world, Matter) => worldCaptureIntrinsicBase({
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bodies: sortById(Matter.Composite.allBodies(world)).reduce((bodies, body) => {
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bodies[body.id] = body;
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return bodies;
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}, {}),
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constraints: sortById(Matter.Composite.allConstraints(world)).reduce((constraints, constraint) => {
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constraints[constraint.id] = constraint;
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return constraints;
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}, {}),
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composites: sortById(Matter.Composite.allComposites(world)).reduce((composites, composite) => {
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composites[composite.id] = {
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bodies: sortById(Matter.Composite.allBodies(composite)).map(body => body.id),
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constraints: sortById(Matter.Composite.allConstraints(composite)).map(constraint => constraint.id),
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composites: sortById(Matter.Composite.allComposites(composite)).map(composite => composite.id)
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};
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return composites;
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}, {})
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});
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const worldCaptureIntrinsicBase = (obj, depth=0) => {
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if (obj === Infinity) {
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return 'Infinity';
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} else if (typeof obj === 'number') {
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return limitPrecision(obj);
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} else if (Array.isArray(obj)) {
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return obj.map(item => worldCaptureIntrinsicBase(item, depth + 1));
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} else if (typeof obj !== 'object') {
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return obj;
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}
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const result = Object.entries(obj)
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.filter(([key]) => depth <= 1 || intrinsicProps.includes(key))
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.reduce((cleaned, [key, val]) => {
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if (val && val.id && String(val.id) !== key) {
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val = val.id;
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}
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if (Array.isArray(val) && !['composites', 'constraints', 'bodies'].includes(key)) {
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val = `[${val.length}]`;
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}
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cleaned[key] = worldCaptureIntrinsicBase(val, depth + 1);
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return cleaned;
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}, {});
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return Object.keys(result).sort()
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.reduce((sorted, key) => (sorted[key] = result[key], sorted), {});
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};
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const runExample = options => {
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const Matter = prepareMatter(options);
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const logs = prepareEnvironment(Matter);
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@ -168,22 +19,9 @@ const runExample = options => {
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let overlapTotal = 0;
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let overlapCount = 0;
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const bodies = Matter.Composite.allBodies(engine.world);
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if (options.jitter) {
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for (let i = 0; i < bodies.length; i += 1) {
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const body = bodies[i];
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Matter.Body.applyForce(body, body.position, {
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x: Math.cos(i * i) * options.jitter * body.mass,
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y: Math.sin(i * i) * options.jitter * body.mass
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});
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}
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}
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global.gc();
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for (let i = 0; i < options.totalUpdates; i += 1) {
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for (let i = 0; i < options.updates; i += 1) {
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const startTime = process.hrtime();
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totalMemory += process.memoryUsage().heapUsed;
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@ -214,9 +52,186 @@ const runExample = options => {
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duration: totalDuration,
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overlap: overlapTotal / (overlapCount || 1),
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memory: totalMemory,
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logs,
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...engineCapture(engine, Matter)
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logs: logs,
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extrinsic: captureExtrinsics(engine, Matter),
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intrinsic: captureIntrinsics(engine, Matter),
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};
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};
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const prepareMatter = (options) => {
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const Matter = requireUncached(options.useDev ? '../build/matter.dev' : '../build/matter');
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if (Matter.Common._nextId !== 0) {
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throw 'Matter instance has already been used.';
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}
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const noop = () => ({ collisionFilter: {}, mouse: {} });
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Matter.Render.create = () => ({ options: {}, bounds: { min: { x: 0, y: 0 }, max: { x: 800, y: 600 }}});
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Matter.Render.run = Matter.Render.lookAt = noop;
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Matter.Runner.create = Matter.Runner.run = noop;
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Matter.MouseConstraint.create = Matter.Mouse.create = noop;
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Matter.Common.info = Matter.Common.warn = Matter.Common.log;
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if (options.stableSort) {
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const MatterSATCollides = Matter.SAT.collides;
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Matter.SAT.collides = function(bodyA, bodyB, previousCollision, pairActive) {
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const _bodyA = bodyA.id < bodyB.id ? bodyA : bodyB;
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const _bodyB = bodyA.id < bodyB.id ? bodyB : bodyA;
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return MatterSATCollides(_bodyA, _bodyB, previousCollision, pairActive);
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};
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Matter.after('Detector.collisions', function() { this.sort(collisionCompareId); });
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Matter.after('Composite.allBodies', function() { sortById(this); });
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Matter.after('Composite.allConstraints', function() { sortById(this); });
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Matter.after('Composite.allComposites', function() { sortById(this); });
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Matter.before('Pairs.update', function(pairs) {
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pairs.list.sort((pairA, pairB) => collisionCompareId(pairA.collision, pairB.collision));
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});
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Matter.after('Pairs.update', function(pairs) {
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pairs.list.sort((pairA, pairB) => collisionCompareId(pairA.collision, pairB.collision));
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});
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}
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if (options.jitter) {
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Matter.after('Body.create', function() {
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Matter.Body.applyForce(this, this.position, {
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x: Math.cos(this.id * this.id) * options.jitter * this.mass,
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y: Math.sin(this.id * this.id) * options.jitter * this.mass
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});
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});
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}
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return Matter;
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};
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const prepareEnvironment = Matter => {
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mock('matter-js', Matter);
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global.Matter = Matter;
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const logs = [];
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global.document = global.window = { addEventListener: () => {} };
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global.console = {
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log: (...args) => {
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logs.push(args.join(' '));
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}
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};
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return logs;
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};
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const resetEnvironment = () => {
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global.console = consoleOriginal;
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global.window = undefined;
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global.document = undefined;
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global.Matter = undefined;
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mock.stopAll();
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};
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const captureExtrinsics = ({ world }, Matter) => ({
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bodies: Matter.Composite.allBodies(world).reduce((bodies, body) => {
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bodies[body.id] = [
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body.position.x,
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body.position.y,
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body.positionPrev.x,
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body.positionPrev.y,
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body.angle,
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body.anglePrev,
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...body.vertices.reduce((flat, vertex) => (flat.push(vertex.x, vertex.y), flat), [])
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];
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return bodies;
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}, {}),
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constraints: Matter.Composite.allConstraints(world).reduce((constraints, constraint) => {
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const positionA = Matter.Constraint.pointAWorld(constraint);
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const positionB = Matter.Constraint.pointBWorld(constraint);
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constraints[constraint.id] = [
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positionA.x,
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positionA.y,
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positionB.x,
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positionB.y
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];
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return constraints;
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}, {})
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});
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const captureIntrinsics = ({ world }, Matter) => formatIntrinsics({
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bodies: Matter.Composite.allBodies(world).reduce((bodies, body) => {
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bodies[body.id] = body;
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return bodies;
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}, {}),
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constraints: Matter.Composite.allConstraints(world).reduce((constraints, constraint) => {
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constraints[constraint.id] = constraint;
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return constraints;
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}, {}),
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composites: Matter.Composite.allComposites(world).reduce((composites, composite) => {
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composites[composite.id] = {
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bodies: Matter.Composite.allBodies(composite).map(body => body.id),
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constraints: Matter.Composite.allConstraints(composite).map(constraint => constraint.id),
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composites: Matter.Composite.allComposites(composite).map(composite => composite.id)
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};
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return composites;
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}, {})
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});
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const formatIntrinsics = (obj, depth=0) => {
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if (obj === Infinity) {
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return 'Infinity';
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} else if (typeof obj === 'number') {
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return limitPrecision(obj);
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} else if (Array.isArray(obj)) {
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return obj.map(item => formatIntrinsics(item, depth + 1));
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} else if (typeof obj !== 'object') {
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return obj;
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}
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const result = Object.entries(obj)
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.filter(([key]) => depth <= 1 || intrinsicProperties.includes(key))
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.reduce((cleaned, [key, val]) => {
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if (val && val.id && String(val.id) !== key) {
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val = val.id;
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}
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if (Array.isArray(val) && !['composites', 'constraints', 'bodies'].includes(key)) {
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val = `[${val.length}]`;
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}
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cleaned[key] = formatIntrinsics(val, depth + 1);
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return cleaned;
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}, {});
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return Object.keys(result).sort()
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.reduce((sorted, key) => (sorted[key] = result[key], sorted), {});
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};
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const intrinsicProperties = [
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// Common
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'id', 'label',
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// Constraint
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'angularStiffness', 'bodyA', 'bodyB', 'damping', 'length', 'stiffness',
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// Body
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'area', 'axes', 'collisionFilter', 'category', 'mask',
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'group', 'density', 'friction', 'frictionAir', 'frictionStatic', 'inertia', 'inverseInertia', 'inverseMass', 'isSensor',
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'isSleeping', 'isStatic', 'mass', 'parent', 'parts', 'restitution', 'sleepThreshold', 'slop',
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'timeScale', 'vertices',
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// Composite
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'bodies', 'constraints', 'composites'
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];
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const collisionId = (collision) =>
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Math.min(collision.bodyA.id, collision.bodyB.id) + Math.max(collision.bodyA.id, collision.bodyB.id) * 10000;
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const collisionCompareId = (collisionA, collisionB) => collisionId(collisionA) - collisionId(collisionB);
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const sortById = (objs) => objs.sort((objA, objB) => objA.id - objB.id);
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const limitPrecision = (val, precision=3) => parseFloat(val.toPrecision(precision));
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module.exports = { runExample };
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