Add phase

[rbdr/lissajous] / lib / systems / lissajous_position_updater.js

diff --git a/lib/systems/lissajous_position_updater.js b/lib/systems/lissajous_position_updater.js
index 202ddc75917a7e89489a1ceef8bd3c623fdb3d22..da90fb26631a34000ea67c0f9c1d6c307dfd3577 100644 (file)
--- a/lib/systems/lissajous_position_updater.js
+++ b/lib/systems/lissajous_position_updater.js
@@ -27,12 +27,12 @@ export default class WebGLRenderer extends System {
 
   update(dt){
 
-    this.time = (this.time + dt / 100) % internals.kPeriod;
+    this.time = (this.time + dt / 500) % internals.kPeriod;
 
     for (const curve of this.curves) {
-      curve.position.x = this._getPosition(curve.amplitude.a, curve.frequency.a, this.time, 0);
-      curve.position.y = this._getPosition(curve.amplitude.b, curve.frequency.b, this.time, 0);
-      curve.position.z = this._getPosition(curve.amplitude.c, curve.frequency.c, this.time, 0);
+      curve.position.x = this._getPosition(curve.amplitude.a, curve.frequency.a, this.time, curve.phase.a);
+      curve.position.y = this._getPosition(curve.amplitude.b, curve.frequency.b, this.time, curve.phase.b);
+      curve.position.z = this._getPosition(curve.amplitude.c, curve.frequency.c, this.time, curve.phase.c);
     }
   }