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 */ 32 33 package com.jme3.scene.debug; 34 35 import com.jme3.animation.Bone; 36 import com.jme3.animation.Skeleton; 37 import com.jme3.math.Vector3f; 38 import com.jme3.scene.Mesh; 39 import com.jme3.scene.VertexBuffer; 40 import com.jme3.scene.VertexBuffer.Format; 41 import com.jme3.scene.VertexBuffer.Type; 42 import com.jme3.scene.VertexBuffer.Usage; 43 import com.jme3.util.BufferUtils; 44 import java.nio.FloatBuffer; 45 46 public class SkeletonPoints extends Mesh { 47 48 private Skeleton skeleton; 49 SkeletonPoints(Skeleton skeleton)50 public SkeletonPoints(Skeleton skeleton){ 51 this.skeleton = skeleton; 52 53 setMode(Mode.Points); 54 55 VertexBuffer pb = new VertexBuffer(Type.Position); 56 FloatBuffer fpb = BufferUtils.createFloatBuffer(skeleton.getBoneCount() * 3); 57 pb.setupData(Usage.Stream, 3, Format.Float, fpb); 58 setBuffer(pb); 59 60 setPointSize(7); 61 62 updateCounts(); 63 } 64 updateGeometry()65 public void updateGeometry(){ 66 VertexBuffer vb = getBuffer(Type.Position); 67 FloatBuffer posBuf = getFloatBuffer(Type.Position); 68 posBuf.clear(); 69 for (int i = 0; i < skeleton.getBoneCount(); i++){ 70 Bone bone = skeleton.getBone(i); 71 Vector3f bonePos = bone.getModelSpacePosition(); 72 73 posBuf.put(bonePos.getX()).put(bonePos.getY()).put(bonePos.getZ()); 74 } 75 posBuf.flip(); 76 vb.updateData(posBuf); 77 78 updateBound(); 79 } 80 } 81