1/*
2 * Copyright (c) 2009-2010 jMonkeyEngine
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 *   notice, this list of conditions and the following disclaimer.
11 *
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.
15 *
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.
19 *
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.
31 */
32package com.jme3.bullet.collision;
33
34import com.bulletphysics.collision.narrowphase.ManifoldPoint;
35import com.jme3.bullet.util.Converter;
36import com.jme3.math.Vector3f;
37import com.jme3.scene.Spatial;
38import java.util.EventObject;
39
40/**
41 * A CollisionEvent stores all information about a collision in the PhysicsWorld.
42 * Do not store this Object, as it will be reused after the collision() method has been called.
43 * Get/reference all data you need in the collide method.
44 * @author normenhansen
45 */
46public class PhysicsCollisionEvent extends EventObject {
47
48    public static final int TYPE_ADDED = 0;
49    public static final int TYPE_PROCESSED = 1;
50    public static final int TYPE_DESTROYED = 2;
51    private int type;
52    private PhysicsCollisionObject nodeA;
53    private PhysicsCollisionObject nodeB;
54    private ManifoldPoint cp;
55
56    public PhysicsCollisionEvent(int type, PhysicsCollisionObject source, PhysicsCollisionObject nodeB, ManifoldPoint cp) {
57        super(source);
58        this.type = type;
59        this.nodeA = source;
60        this.nodeB = nodeB;
61        this.cp = cp;
62    }
63
64    /**
65     * used by event factory, called when event is destroyed
66     */
67    public void clean() {
68        source = null;
69        type = 0;
70        nodeA = null;
71        nodeB = null;
72        cp = null;
73    }
74
75    /**
76     * used by event factory, called when event reused
77     */
78    public void refactor(int type, PhysicsCollisionObject source, PhysicsCollisionObject nodeB, ManifoldPoint cp) {
79        this.source = source;
80        this.type = type;
81        this.nodeA = source;
82        this.nodeB = nodeB;
83        this.cp = cp;
84    }
85
86    public int getType() {
87        return type;
88    }
89
90    /**
91     * @return A Spatial if the UserObject of the PhysicsCollisionObject is a Spatial
92     */
93    public Spatial getNodeA() {
94        if (nodeA.getUserObject() instanceof Spatial) {
95            return (Spatial) nodeA.getUserObject();
96        }
97        return null;
98    }
99
100    /**
101     * @return A Spatial if the UserObject of the PhysicsCollisionObject is a Spatial
102     */
103    public Spatial getNodeB() {
104        if (nodeB.getUserObject() instanceof Spatial) {
105            return (Spatial) nodeB.getUserObject();
106        }
107        return null;
108    }
109
110    public PhysicsCollisionObject getObjectA() {
111        return nodeA;
112    }
113
114    public PhysicsCollisionObject getObjectB() {
115        return nodeB;
116    }
117
118    public float getAppliedImpulse() {
119        return cp.appliedImpulse;
120    }
121
122    public float getAppliedImpulseLateral1() {
123        return cp.appliedImpulseLateral1;
124    }
125
126    public float getAppliedImpulseLateral2() {
127        return cp.appliedImpulseLateral2;
128    }
129
130    public float getCombinedFriction() {
131        return cp.combinedFriction;
132    }
133
134    public float getCombinedRestitution() {
135        return cp.combinedRestitution;
136    }
137
138    public float getDistance1() {
139        return cp.distance1;
140    }
141
142    public int getIndex0() {
143        return cp.index0;
144    }
145
146    public int getIndex1() {
147        return cp.index1;
148    }
149
150    public Vector3f getLateralFrictionDir1() {
151        return Converter.convert(cp.lateralFrictionDir1);
152    }
153
154    public Vector3f getLateralFrictionDir2() {
155        return Converter.convert(cp.lateralFrictionDir2);
156    }
157
158    public boolean isLateralFrictionInitialized() {
159        return cp.lateralFrictionInitialized;
160    }
161
162    public int getLifeTime() {
163        return cp.lifeTime;
164    }
165
166    public Vector3f getLocalPointA() {
167        return Converter.convert(cp.localPointA);
168    }
169
170    public Vector3f getLocalPointB() {
171        return Converter.convert(cp.localPointB);
172    }
173
174    public Vector3f getNormalWorldOnB() {
175        return Converter.convert(cp.normalWorldOnB);
176    }
177
178    public int getPartId0() {
179        return cp.partId0;
180    }
181
182    public int getPartId1() {
183        return cp.partId1;
184    }
185
186    public Vector3f getPositionWorldOnA() {
187        return Converter.convert(cp.positionWorldOnA);
188    }
189
190    public Vector3f getPositionWorldOnB() {
191        return Converter.convert(cp.positionWorldOnB);
192    }
193
194    public Object getUserPersistentData() {
195        return cp.userPersistentData;
196    }
197}
198