/*
* 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.collision.shapes;
import com.jme3.bullet.util.Converter;
import com.jme3.export.*;
import com.jme3.math.Vector3f;
import java.io.IOException;
/**
* This Object holds information about a jbullet CollisionShape to be able to reuse
* CollisionShapes (as suggested in bullet manuals)
* TODO: add static methods to create shapes from nodes (like jbullet-jme constructor)
* @author normenhansen
*/
public abstract class CollisionShape implements Savable {
protected com.bulletphysics.collision.shapes.CollisionShape cShape;
protected Vector3f scale = new Vector3f(1, 1, 1);
protected float margin = 0.0f;
public CollisionShape() {
}
/**
* used internally, not safe
*/
public void calculateLocalInertia(float mass, javax.vecmath.Vector3f vector) {
if (cShape == null) {
return;
}
if (this instanceof MeshCollisionShape) {
vector.set(0, 0, 0);
} else {
cShape.calculateLocalInertia(mass, vector);
}
}
/**
* used internally
*/
public com.bulletphysics.collision.shapes.CollisionShape getCShape() {
return cShape;
}
/**
* used internally
*/
public void setCShape(com.bulletphysics.collision.shapes.CollisionShape cShape) {
this.cShape = cShape;
}
public void setScale(Vector3f scale) {
this.scale.set(scale);
cShape.setLocalScaling(Converter.convert(scale));
}
public float getMargin() {
return cShape.getMargin();
}
public void setMargin(float margin) {
cShape.setMargin(margin);
this.margin = margin;
}
public Vector3f getScale() {
return scale;
}
public void write(JmeExporter ex) throws IOException {
OutputCapsule capsule = ex.getCapsule(this);
capsule.write(scale, "scale", new Vector3f(1, 1, 1));
capsule.write(getMargin(), "margin", 0.0f);
}
public void read(JmeImporter im) throws IOException {
InputCapsule capsule = im.getCapsule(this);
this.scale = (Vector3f) capsule.readSavable("scale", new Vector3f(1, 1, 1));
this.margin = capsule.readFloat("margin", 0.0f);
}
}