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contact-sandbox.html
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contact-sandbox.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
html, body { height: 100%; }
body {
background-color: #ffffff;
margin: 0;
overflow: hidden;
}
canvas {
position: absolute;
}
.pjs-meta {
position: absolute;
top: 1em;
right: 1em;
font-size: 16px;
font-family: monospace;
}
</style>
</head>
<body>
<script src="../lib/pixi.js"></script>
<script src="../lib/dat.gui.js"></script>
<script src="../_working/physicsjs/physicsjs-full.js"></script>
<script>
var viewWidth = parent.innerWidth
,viewHeight = parent.innerHeight;
var bodyStyles = { strokeStyle: '#888', fillStyle: 'transparent', lineWidth: 2, angleIndicator: 'rgba(200, 200, 100, 1)' };
function setup(world) {
var renderer = Physics.renderer('debug', {
el: 'viewport',
width: viewWidth,
height: viewHeight,
meta: true,
styles: {
'circle': bodyStyles
,'rectangle': bodyStyles
,'convex-polygon': bodyStyles
}
})
,edgeBounce
// bounds of the window
,viewportBounds = Physics.aabb(0, 0, viewWidth, viewHeight)
;
// add the renderer
world.add(renderer);
// render on each step
world.on('step', function () {
world.render();
});
world.add( Physics.integrator('velocity-verlet') );
// resize events
window.addEventListener('resize', function () {
viewWidth = parent.innerWidth;
viewHeight = parent.innerHeight;
viewportBounds = Physics.aabb(0, 0, viewWidth, viewHeight);
// edgeBounce.setAABB(viewportBounds);
}, true);
world.add([
Physics.behavior('sweep-prune')
,Physics.behavior('body-collision-detection', {
checkAll: false
})
// ,Physics.behavior('body-impulse-response')
// add gravity
// ,Physics.behavior('constant-acceleration')
]);
// Physics.util.ticker.on(function (time, dt) {
//
// world.step(time);
// });
setInterval(function(){
world.step();
}, 500);
}
function initEvents( world ){
var grab = false
,start
,mouseStart
;
document.addEventListener('mousedown', function( e ){
var pos = Physics.vector({ x: e.pageX, y: e.pageY })
,body
;
body = world.findOne({ $at: pos });
if ( body ){
grab = body;
start = body.state.pos.clone();
mouseStart = pos;
}
});
document.addEventListener('mousemove', Physics.util.throttle(function( e ){
var pos;
if ( grab ){
pos = Physics.vector({ x: e.pageX, y: e.pageY });
pos.vsub( mouseStart );
grab.state.pos.clone( start ).vadd( pos );
world.step();
}
}, 1000/60));
document.addEventListener('mouseup', function(){
grab = false;
world.step();
});
}
function makeThing(x, y){
return Physics.body('compound', {
x: x
,y: y
// ,offset: Physics.vector( -60, 0 )
,children: [
Physics.body('circle', {
x: 50
,y: 0
,radius: 30
,mass: 1
,offset: Physics.vector( 0, 10 )
})
,Physics.body('rectangle', {
x: -30
,y: 0
,width: 60
,height: 60
,angle: Math.PI/4
,mass: 1
// ,offset: Physics.vector( -60, 0 )
})
]
});
}
function addBodies( world, P ){
world.add( Physics.body('circle', {
x: viewWidth/2,
y: viewHeight - 20,//+100,
radius: 20,
width: 40,
height: 40,
mass: 1.4,
offset: Physics.vector(10, 2),
angle: Math.PI/2,
//cof: 0,
//vy: -0.2,
// vx: 0.1,
restitution: 1
}));
world.add( Physics.body('circle', {
x: viewWidth/2,
y: viewHeight - 100,//+100,
radius: 20,
width: 40,
height: 40,
mass: 1.4,
offset: Physics.vector(-10, 2),
// angle: Math.PI/2,
//cof: 0,
//vy: -0.2,
// vx: 0.1,
restitution: 0.9
}));
var polygons = [
{x:410, y:220, v:[{x: 0, y: 80}, {x: 80, y: 0}, {x: 0, y: -80},{x: -30, y: -30}, {x: -30, y: 30}] },
{x:290, y:320, v:[{x: 0, y: 80}, {x: 80, y: 0}, {x: 0, y: -80},{x: -30, y: -30}, {x: -30, y: 30}], angle: Math.PI }
];
for(var i = 0;i < polygons.length;i++){
world.add(
Physics.body('convex-polygon', {
x: polygons[i].x,
y: polygons[i].y,
vertices: polygons[i].v,
angle: polygons[i].angle,
restitution: 0.5,
cof: 1
})
);
}
world.add( makeThing(400, 600) );
world.add( makeThing(400, 500) );
var rectangles = [
{ x: 100, y: 60, w: 50, h: 20, mass: 1 }
,{ x: 300, y: 60, w: 100, h: 80, mass: 2 }
,{ x: 500, y: 100, w: 150, h: 300, mass: 3 }
];
for(var i = 0;i < rectangles.length;i++){
world.add(
Physics.body('rectangle', {
x: rectangles[i].x,
y: rectangles[i].y,
width: rectangles[i].w,
height: rectangles[i].h,
angle: rectangles[i].angle,
mass: rectangles[i].mass,
restitution: 0.6,
cof: 1
})
);
}
}
function zeroPointSeven( world ){
// some fun colors
var colors = [
'#b58900',
'#cb4b16',
'#dc322f',
'#d33682',
'#6c71c4',
'#268bd2',
'#2aa198',
'#859900'
];
// scale relative to window width
function S( n ){
return n * window.innerWidth / 600;
}
var versionMass = 100;
// create the zero
var zero = Physics.body('compound', {
x: 400/2 - S(80)
,y: 500/2
//,treatment: 'static'
,mass: versionMass
,styles: {
fillStyle: colors[2]
,strokeStyle: colors[4]
,lineWidth: 2
}
,children: [
// coords of children are relative to the compound center of mass
Physics.body('rectangle', {
x: S(-50)
,y: 0
,width: S(20)
,height: S(97)
})
,Physics.body('rectangle', {
x: S(50)
,y: 0
,width: S(20)
,height: S(97)
})
,Physics.body('rectangle', {
x: 0
,y: S(75)
,width: S(48)
,height: S(20)
})
,Physics.body('rectangle', {
x: -S(35)
,y: S(60)
,angle: Math.PI / 4
,width: S(50)
,height: S(20)
})
,Physics.body('rectangle', {
x: S(35)
,y: S(60)
,angle: -Math.PI / 4
,width: S(50)
,height: S(20)
})
,Physics.body('rectangle', {
x: 0
,y: S(-75)
,width: S(48)
,height: S(20)
})
,Physics.body('rectangle', {
x: -S(35)
,y: -S(60)
,angle: -Math.PI / 4
,width: S(50)
,height: S(20)
})
,Physics.body('rectangle', {
x: S(35)
,y: -S(60)
,angle: Math.PI / 4
,width: S(50)
,height: S(20)
})
]
});
var point = Physics.body('circle', {
x: 400/2 + S(6)
,y: 500/2 + S(76)
,radius: S(13)
,mass: versionMass
,treatment: 'static'
,styles: {
fillStyle: colors[2]
,strokeStyle: colors[4]
,lineWidth: 2
}
});
var seven = Physics.body('compound', {
x: 400/2 + S(86)
,y: 500/2 - S(34)
//,treatment: 'static'
,mass: versionMass
,styles: {
fillStyle: colors[2]
,strokeStyle: colors[4]
,lineWidth: 2
}
,children: [
Physics.body('rectangle', {
x: S(35)
,y: -S(80)
,width: S(114)
,height: S(24)
})
,Physics.body('rectangle', {
x: S(51.5)
,y: S(2.5)
,angle: -70 * Math.PI/180
,width: S(160)
,height: S(28)
})
]
});
var l = 0;
while( l-- ){
world.add(Physics.body('circle', {
x: Math.random() * 400
,y: Math.random() * 500
,radius: S(2)
,mass: 1
,restitution: 0
}));
}
// add things to the world
world.add([
zero
,point
,seven
]);
}
Physics({ timestep: 2, maxIPF: 24 }, [
setup
,addBodies
// ,zeroPointSeven
,initEvents
]);
</script>
</body>
</html>