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liabru-matter-js/examples/compound.js

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JavaScript

(function() {
var World = Matter.World,
Bodies = Matter.Bodies,
Body = Matter.Body,
Constraint = Matter.Constraint;
Example.compound = function(demo) {
var engine = demo.engine,
world = engine.world;
var size = 200,
x = 200,
y = 200,
partA = Bodies.rectangle(x, y, size, size / 5),
partB = Bodies.rectangle(x, y, size / 5, size, { render: partA.render });
var compoundBodyA = Body.create({
parts: [partA, partB]
});
size = 150;
x = 400;
y = 300;
var partC = Bodies.circle(x, y, 30),
partD = Bodies.circle(x + size, y, 30),
partE = Bodies.circle(x + size, y + size, 30),
partF = Bodies.circle(x, y + size, 30);
var compoundBodyB = Body.create({
parts: [partC, partD, partE, partF]
});
var constraint = Constraint.create({
pointA: { x: 400, y: 100 },
bodyB: compoundBodyB,
pointB: { x: 0, y: -50 }
});
World.add(world, [compoundBodyA, compoundBodyB, constraint]);
var renderOptions = demo.render.options;
renderOptions.showAxes = true;
renderOptions.showPositions = true;
renderOptions.showConvexHulls = true;
};
})();