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improved Examples.bridge

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liabru 2017-04-29 23:23:14 +01:00
parent 068fdc0f2a
commit b6e597378e
1 changed files with 41 additions and 11 deletions
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52
examples/bridge.js
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@ -37,23 +37,53 @@ Example.bridge = function() {
// add bodies
var group = Body.nextGroup(true);
var bridge = Composites.stack(150, 300, 9, 1, 10, 10, function(x, y) {
return Bodies.rectangle(x, y, 50, 20, { collisionFilter: { group: group } });
var bridge = Composites.stack(160, 290, 15, 1, 0, 0, function(x, y) {
return Bodies.rectangle(x - 20, y, 53, 20, {
collisionFilter: { group: group },
chamfer: 5,
render: {
fillStyle: '#575375'
}
});
});
Composites.chain(bridge, 0.5, 0, -0.5, 0, { stiffness: 0.9 });
Composites.chain(bridge, 0.3, 0, -0.3, 0, {
stiffness: 1.2,
length: 0,
render: {
visible: false
}
});
var stack = Composites.stack(200, 40, 6, 3, 0, 0, function(x, y) {
return Bodies.polygon(x, y, Math.round(Common.random(1, 8)), Common.random(20, 40));
var stack = Composites.stack(250, 50, 4, 3, 0, 0, function(x, y) {
return Bodies.polygon(x, y, 1, Common.random(20, 40));
});
World.add(world, [
bridge,
Bodies.rectangle(80, 440, 120, 280, { isStatic: true }),
Bodies.rectangle(720, 440, 120, 280, { isStatic: true }),
Constraint.create({ pointA: { x: 140, y: 300 }, bodyB: bridge.bodies[0], pointB: { x: -25, y: 0 } }),
Constraint.create({ pointA: { x: 660, y: 300 }, bodyB: bridge.bodies[8], pointB: { x: 25, y: 0 } }),
stack
stack,
Bodies.rectangle(30, 490, 220, 380, {
isStatic: true,
chamfer: { radius: 20 }
}),
Bodies.rectangle(770, 490, 220, 380, {
isStatic: true,
chamfer: { radius: 20 }
}),
Constraint.create({
pointA: { x: 140, y: 300 },
bodyB: bridge.bodies[0],
pointB: { x: -25, y: 0 },
length: 2,
stiffness: 0.5
}),
Constraint.create({
pointA: { x: 660, y: 300 },
bodyB: bridge.bodies[14],
pointB: { x: 25, y: 0 },
length: 2,
stiffness: 0.5
})
]);
// add mouse control
@ -61,7 +91,7 @@ Example.bridge = function() {
mouseConstraint = MouseConstraint.create(engine, {
mouse: mouse,
constraint: {
stiffness: 0.2,
stiffness: 0.1,
render: {
visible: false
}