Package com.jme3.bullet.debug

Source Code of com.jme3.bullet.debug.BulletGhostObjectDebugControl

/*
* Copyright (c) 2009-2012 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.bullet.debug;

import com.jme3.bullet.collision.shapes.CollisionShape;
import com.jme3.bullet.objects.PhysicsGhostObject;
import com.jme3.bullet.util.DebugShapeFactory;
import com.jme3.math.Quaternion;
import com.jme3.math.Vector3f;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.scene.Node;
import com.jme3.scene.Spatial;

/**
*
* @author normenhansen
*/
public class BulletGhostObjectDebugControl extends AbstractPhysicsDebugControl {

    protected final PhysicsGhostObject body;
    protected final Vector3f location = new Vector3f();
    protected final Quaternion rotation = new Quaternion();
    protected CollisionShape myShape;
    protected Spatial geom;

    public BulletGhostObjectDebugControl(BulletDebugAppState debugAppState, PhysicsGhostObject body) {
        super(debugAppState);
        this.body = body;
        myShape = body.getCollisionShape();
        this.geom = DebugShapeFactory.getDebugShape(body.getCollisionShape());
        this.geom.setName(body.toString());
        this.geom.setName(body.toString());
        geom.setMaterial(debugAppState.DEBUG_YELLOW);
    }

    @Override
    public void setSpatial(Spatial spatial) {
        if (spatial != null && spatial instanceof Node) {
            Node node = (Node) spatial;
            node.attachChild(geom);
        } else if (spatial == null && this.spatial != null) {
            Node node = (Node) this.spatial;
            node.detachChild(geom);
        }
        super.setSpatial(spatial);
    }

    @Override
    protected void controlUpdate(float tpf) {
        if (myShape != body.getCollisionShape()) {
            Node node = (Node) this.spatial;
            node.detachChild(geom);
            geom = DebugShapeFactory.getDebugShape(body.getCollisionShape());
            geom.setMaterial(debugAppState.DEBUG_YELLOW);
            node.attachChild(geom);
        }
        applyPhysicsTransform(body.getPhysicsLocation(location), body.getPhysicsRotation(rotation));
        geom.setLocalScale(body.getCollisionShape().getScale());
    }

    @Override
    protected void controlRender(RenderManager rm, ViewPort vp) {
    }
}
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