/
bounce.html
81 lines (69 loc) · 3.08 KB
/
bounce.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
<!DOCTYPE html>
<html>
<head>
<title>cannon.js - bounce demo</title>
<meta charset="utf-8">
<link rel="stylesheet" href="css/style.css" type="text/css"/>
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
</head>
<body>
<script src="../build/cannon.js"></script>
<script src="../build/cannon.demo.js"></script>
<script src="../libs/dat.gui.js"></script>
<script src="../libs/Three.js"></script>
<script src="../libs/TrackballControls.js"></script>
<script src="../libs/Detector.js"></script>
<script src="../libs/Stats.js"></script>
<script src="../libs/smoothie.js"></script>
<script>
var demo = new CANNON.Demo();
var size = 1;
var height = 5;
var damping = 0.01;
demo.addScene("Bounce",function(){
var world = demo.getWorld();
world.gravity.set(0,0,-10);
world.broadphase = new CANNON.NaiveBroadphase();
// ground plane
var groundMaterial = new CANNON.Material();
var groundShape = new CANNON.Plane();
var groundBody = new CANNON.Body({ mass: 0, material: groundMaterial });
groundBody.addShape(groundShape);
world.addBody(groundBody);
demo.addVisual(groundBody);
var mass = 10;
var sphereShape = new CANNON.Sphere(size);
// Shape on plane
var mat1 = new CANNON.Material();
var shapeBody1 = new CANNON.Body({ mass: mass, material: mat1 });
shapeBody1.addShape(sphereShape);
shapeBody1.position.set(3*size, size, height);
shapeBody1.linearDamping = damping;
world.addBody(shapeBody1);
demo.addVisual(shapeBody1);
var mat2 = new CANNON.Material();
var shapeBody2 = new CANNON.Body({ mass: mass, material: mat2 });
shapeBody2.addShape(sphereShape);
shapeBody2.position.set(0 , size , height);
shapeBody2.linearDamping = damping;
world.addBody(shapeBody2);
demo.addVisual(shapeBody2);
var mat3 = new CANNON.Material();
var shapeBody3 = new CANNON.Body({ mass: mass, material: mat3 });
shapeBody3.addShape(sphereShape);
shapeBody3.position.set(-3*size , size , height);
shapeBody3.linearDamping = damping;
world.addBody(shapeBody3);
demo.addVisual(shapeBody3);
// Create contact material behaviour
var mat1_ground = new CANNON.ContactMaterial(groundMaterial, mat1, { friction: 0.0, restitution: 0.0 });
var mat2_ground = new CANNON.ContactMaterial(groundMaterial, mat2, { friction: 0.0, restitution: 0.7 });
var mat3_ground = new CANNON.ContactMaterial(groundMaterial, mat3, { friction: 0.0, restitution: 0.9 });
world.addContactMaterial(mat1_ground);
world.addContactMaterial(mat2_ground);
world.addContactMaterial(mat3_ground);
});
demo.start();
</script>
</body>
</html>