AC Simulation Test

acSimTest.js

var entities= [];

var WALL_THICKNESS = 0.2;
var BOX_WIDTH = 10;
var BOX_HEIGHT = 10;
var BOX_DEPTH = 10;

basePosition = { x: 0, y: 0, z: 0 };

// Floor
entities.push(Entities.addEntity({
    type: "Box",
    position: Vec3.sum(basePosition, { x: 0, y: 0, z: 0 }),
    dimensions: { x: BOX_WIDTH, y: WALL_THICKNESS, z: BOX_DEPTH},
    friction: 0,
    restitution: 1.0
}));

// Left Wall
entities.push(Entities.addEntity({
    type: "Box",
    position: Vec3.sum(basePosition, { x: -BOX_WIDTH/2, y: BOX_HEIGHT/2, z: 0 }),
    dimensions: { x: WALL_THICKNESS, y: BOX_HEIGHT, z: BOX_DEPTH},
    friction: 0,
    restitution: 1.0
}));

// Right Wall
entities.push(Entities.addEntity({
    type: "Box",
    position: Vec3.sum(basePosition, { x: BOX_WIDTH/2, y: BOX_HEIGHT/2, z: 0 }),
    dimensions: { x: WALL_THICKNESS, y: BOX_HEIGHT, z: BOX_DEPTH},
    friction: 0,
    restitution: 1.0
}));

// Ceiling
entities.push(Entities.addEntity({
    type: "Box",
    position: Vec3.sum(basePosition, { x: 0, y: BOX_HEIGHT, z: 0 }),
    dimensions: { x: BOX_WIDTH, y: WALL_THICKNESS, z: BOX_DEPTH},
    friction: 0,
    restitution: 1.0
}));

// Back Wall
entities.push(Entities.addEntity({
    type: "Box",
    position: Vec3.sum(basePosition, { x: 0, y: BOX_HEIGHT/2, z: -BOX_DEPTH/2 }),
    dimensions: { x: BOX_WIDTH, y: BOX_HEIGHT, z: WALL_THICKNESS },
    friction: 0,
    restitution: 1.0
}));

// Front Wall
entities.push(Entities.addEntity({
    type: "Box",
    visible: false,
    position: Vec3.sum(basePosition, { x: 0, y: BOX_HEIGHT/2, z: BOX_DEPTH/2 }),
    dimensions: { x: BOX_WIDTH, y: BOX_HEIGHT, z: WALL_THICKNESS },
    friction: 0,
    restitution: 1.0
}));

ballID = Entities.addEntity({
    type: "Sphere",
    position: Vec3.sum(basePosition, { x: 0, y: BOX_HEIGHT/2, z: 0 }),
    color: { red: 255, green: 0, blue: 0 },
    dynamic: true,
    dimensions: { x: 0.3, y: 0.3, z: 0.3 },
    damping: 0.3,
    angularDamping: 0,
    friction: 0,
    restitution: 1.0
});

entities.push(ballID);

Script.setInterval(function() {
    var direction = Vec3.normalize({ x: Math.random(), y: Math.random(), z: Math.random() });
    var velocity = Vec3.multiply(3, direction);
    Vec3.print('Setting velocity', velocity);
    Entities.editEntity(ballID, {
        velocity: velocity
    });
}, 4000);

Script.scriptEnding.connect(function() {
    for (var i = 0; i < entities.length; ++i) {
        Entities.deleteEntity(entities[i]);
    }
});