/*
* Copyright 2018 Google LLC
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.ar.sceneform.samples.lighting;
import com.google.ar.sceneform.FrameTime;
import com.google.ar.sceneform.Node;
import com.google.ar.sceneform.math.Quaternion;
import com.google.ar.sceneform.math.Vector3;
/** Node that rotates at a designated speed about its y-axis */
public class RotatingNode extends Node {
private float degreesPerSecond = 90f;
private float speedMultiplier = 1f;
@Override
public void onUpdate(FrameTime frameTime) {
float speed = (degreesPerSecond * frameTime.getDeltaSeconds());
Quaternion deltaRot = Quaternion.axisAngle(Vector3.up(), speedMultiplier * speed);
setLocalRotation(Quaternion.multiply(getLocalRotation(), deltaRot));
}
public void setDegreesPerSecond(float degreesPerSecond) {
this.degreesPerSecond = degreesPerSecond;
}
public void setSpeedMultiplier(float speedMultiplier) {
this.speedMultiplier = speedMultiplier;
}
}
