PhysicsSimulationEngine/dev/src/Plot.js at master · explorablescience/PhysicsSimulationEngine · GitHub

30 lines (24 loc) · 643 Bytes

class Plot {

constructor() {

this.vec = new Vector(2, 2, 0, 'red', 'test');

this.theta = 0;

}

update(dt) {

this.vec.x = 2 * Math.cos(this.theta)

this.vec.y = 2 * Math.sin(this.theta);

this.theta += 0.01 * dt * 100;

}

draw(drawer) {

drawer

.stroke(255, 0, 0)

.strokeWeight(3)

.rect(0, 0, 1, 2);

this.vec.draw(new Vector(1, 1));

}

function startRecord() {

_pSimulationInstance.recorder.start(); // starts recording

}

function stopRecord() {

_pSimulationInstance.recorder.stop(); // stop recording and exports

}

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