/*
* Copyright 2010 Ian Bollinger
*
* 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 edu.worcester.subter;
import javax.media.j3d.AmbientLight;
import javax.media.j3d.BoundingSphere;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.DirectionalLight;
import javax.media.j3d.PointLight;
import javax.media.j3d.SpotLight;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.media.j3d.View;
import javax.vecmath.Color3f;
import javax.vecmath.Point3d;
import javax.vecmath.Point3f;
import javax.vecmath.Vector3f;
import com.sun.j3d.utils.geometry.Sphere;
import com.sun.j3d.utils.universe.SimpleUniverse;
import com.sun.j3d.utils.universe.ViewingPlatform;
import edu.worcester.subter.j3d.Transforms;
public final class Subter {
private static final int BOUNDING_RADIUS = 100;
private static final double BACK_CLIP_DISTANCE = 20.0;
private static final double FRONT_CLIP_DISTANCE = 0.05;
private static final double FIELD_OF_VIEW = Math.toRadians(90.0);
public static void main(String[] args) {
final MazeBuilder mazeManager = new MazeBuilder(
"src/main/resources/maze.txt");
new Subter(mazeManager);
}
private final SimpleUniverse simpleUniverse;
private final MazeBuilder mazeManager;
private final BranchGroup sceneBranchGroup;
private final BoundingSphere bounds = new BoundingSphere(new Point3d(0, 0, 0), BOUNDING_RADIUS);
public Subter(MazeBuilder newMazeManager) {
super();
mazeManager = newMazeManager;
simpleUniverse = new SimpleUniverse();
prepareViewpoint();
initializeViewPosition();
sceneBranchGroup = new BranchGroup();
setKeyBehavior();
simpleUniverse.addBranchGraph(createSceneGraph());
}
private BranchGroup createSceneGraph() {
sceneBranchGroup.addChild(new TexturedFloor());
sceneBranchGroup.addChild(mazeManager.getMaze());
final AmbientLight light = new AmbientLight();
light.setInfluencingBounds(bounds);
sceneBranchGroup.addChild(light);
sceneBranchGroup.compile();
return sceneBranchGroup;
}
private void initializeViewPosition() {
final TransformGroup steerTransformGroup = simpleUniverse
.getViewingPlatform().getViewPlatformTransform();
final Transform3D transform = Transforms
.getTransform(steerTransformGroup);
transform.mul(Transforms.rotY(-Math.PI));
transform.setTranslation(mazeManager.getStartPosition());
steerTransformGroup.setTransform(transform);
}
private void prepareViewpoint() {
final View userView = simpleUniverse.getViewer().getView();
userView.setFieldOfView(FIELD_OF_VIEW);
userView.setBackClipDistance(BACK_CLIP_DISTANCE);
userView.setFrontClipDistance(FRONT_CLIP_DISTANCE);
}
private void setKeyBehavior() {
final ViewingPlatform vp = simpleUniverse.getViewingPlatform();
final KeyBehavior keyBehavior = new KeyBehavior(mazeManager.getMaze());
keyBehavior.setSchedulingBounds(bounds);
vp.setViewPlatformBehavior(keyBehavior);
}
}