2 * Copyright (c) 2009-2010 jMonkeyEngine
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 package com.jme3.bullet.collision.shapes;
34 import com.jme3.export.JmeExporter;
35 import com.jme3.export.JmeImporter;
36 import com.jme3.math.Vector3f;
37 import com.jme3.export.InputCapsule;
38 import com.jme3.export.OutputCapsule;
39 import com.jme3.export.Savable;
40 import java.io.IOException;
41 import java.util.logging.Level;
42 import java.util.logging.Logger;
45 * This Object holds information about a jbullet CollisionShape to be able to reuse
46 * CollisionShapes (as suggested in bullet manuals)
47 * TODO: add static methods to create shapes from nodes (like jbullet-jme constructor)
48 * @author normenhansen
50 public abstract class CollisionShape implements Savable {
52 protected long objectId = 0;
53 protected Vector3f scale = new Vector3f(1, 1, 1);
54 protected float margin = 0.0f;
56 public CollisionShape() {
60 // * used internally, not safe
62 // public void calculateLocalInertia(long objectId, float mass) {
63 // if (this.objectId == 0) {
66 //// if (this instanceof MeshCollisionShape) {
67 //// vector.set(0, 0, 0);
69 // calculateLocalInertia(objectId, this.objectId, mass);
70 //// objectId.calculateLocalInertia(mass, vector);
74 // private native void calculateLocalInertia(long objectId, long shapeId, float mass);
79 public long getObjectId() {
86 public void setObjectId(long id) {
90 public void setScale(Vector3f scale) {
91 this.scale.set(scale);
92 setLocalScaling(objectId, scale);
95 public Vector3f getScale() {
99 public float getMargin() {
100 return getMargin(objectId);
103 private native float getMargin(long objectId);
105 public void setMargin(float margin) {
106 setMargin(objectId, margin);
107 this.margin = margin;
110 private native void setLocalScaling(long obectId, Vector3f scale);
112 private native void setMargin(long objectId, float margin);
114 public void write(JmeExporter ex) throws IOException {
115 OutputCapsule capsule = ex.getCapsule(this);
116 capsule.write(scale, "scale", new Vector3f(1, 1, 1));
117 capsule.write(getMargin(), "margin", 0.0f);
120 public void read(JmeImporter im) throws IOException {
121 InputCapsule capsule = im.getCapsule(this);
122 this.scale = (Vector3f) capsule.readSavable("scale", new Vector3f(1, 1, 1));
123 this.margin = capsule.readFloat("margin", 0.0f);
127 protected void finalize() throws Throwable {
129 Logger.getLogger(this.getClass().getName()).log(Level.FINE, "Finalizing CollisionShape {0}", Long.toHexString(objectId));
130 finalizeNative(objectId);
133 private native void finalizeNative(long objectId);