A complete 3D game development suite written purely in Java.
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jmonkeyengine/sdk/jme3-scenecomposer/src/com/jme3/gde/scenecomposer/ComposerCameraController.java

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/*
* Copyright (c) 2009-2010 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.gde.scenecomposer;
import com.jme3.collision.CollisionResult;
import com.jme3.collision.CollisionResults;
import com.jme3.gde.core.scene.SceneApplication;
import com.jme3.gde.core.scene.controller.AbstractCameraController;
import com.jme3.gde.core.sceneexplorer.nodes.JmeNode;
import com.jme3.math.Ray;
import com.jme3.math.Vector2f;
import com.jme3.math.Vector3f;
import com.jme3.renderer.Camera;
import com.jme3.scene.Node;
/**
*
* @author normenhansen
*/
public class ComposerCameraController extends AbstractCameraController {
private Node rootNode;
private JmeNode jmeRootNode;
public ComposerCameraController(Camera cam, JmeNode rootNode) {
super(cam, SceneApplication.getApplication().getInputManager());
this.jmeRootNode = rootNode;
this.rootNode = rootNode.getLookup().lookup(Node.class);
}
public void checkClick(int button) {
if (button == 0) {
CollisionResults results = new CollisionResults();
Ray ray = new Ray();
Vector3f pos = cam.getWorldCoordinates(new Vector2f(mouseX, mouseY), 0).clone();
Vector3f dir = cam.getWorldCoordinates(new Vector2f(mouseX, mouseY), 0.3f).clone();
dir.subtractLocal(pos).normalizeLocal();
ray.setOrigin(pos);
ray.setDirection(dir);
rootNode.collideWith(ray, results);
if (results == null) {
return;
}
final CollisionResult result = results.getClosestCollision();
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
if (result != null && result.getGeometry() != null) {
SceneApplication.getApplication().setCurrentFileNode(jmeRootNode.getChild(result.getGeometry()));
} else {
SceneApplication.getApplication().setCurrentFileNode(jmeRootNode);
}
}
});
checkClick = false;
}
if (button == 1) {
CollisionResults results = new CollisionResults();
Ray ray = new Ray();
Vector3f pos = cam.getWorldCoordinates(new Vector2f(mouseX, mouseY), 0).clone();
Vector3f dir = cam.getWorldCoordinates(new Vector2f(mouseX, mouseY), 0.3f).clone();
dir.subtractLocal(pos).normalizeLocal();
ray.setOrigin(pos);
ray.setDirection(dir);
rootNode.collideWith(ray, results);
if (results == null) {
return;
}
CollisionResult result = results.getClosestCollision();
if (result != null) {
((SceneComposerTopComponent) master).doMoveCursor(result.getContactPoint());//getGeometry().getWorldTranslation().add(result.getGeometry().getWorldRotation().mult(result.getContactPoint())));
}
checkClickR = false;
}
}
}