159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta/* 259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Copyright (c) 2009-2010 jMonkeyEngine 359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * All rights reserved. 459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Redistribution and use in source and binary forms, with or without 659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * modification, are permitted provided that the following conditions are 759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * met: 859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions of source code must retain the above copyright 1059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer. 1159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions in binary form must reproduce the above copyright 1359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer in the 1459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * documentation and/or other materials provided with the distribution. 1559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 1759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * may be used to endorse or promote products derived from this software 1859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * without specific prior written permission. 1959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 2059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 2259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 2359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 2459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 2659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 2759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 2859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 2959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 3059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 3259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapackage jme3test.model.anim; 3459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.animation.Bone; 3659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.animation.Skeleton; 3759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.animation.SkeletonControl; 3859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.app.SimpleApplication; 3959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.light.AmbientLight; 4059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.light.DirectionalLight; 4159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.Quaternion; 4259b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.Vector3f; 4359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.Geometry; 4459b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.Node; 4559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer; 4659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer.Format; 4759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer.Type; 4859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer.Usage; 4959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.shape.Box; 5059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.ByteBuffer; 5159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.FloatBuffer; 5259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapublic class TestCustomAnim extends SimpleApplication { 5459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Bone bone; 5659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Skeleton skeleton; 5759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Quaternion rotation = new Quaternion(); 5859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public static void main(String[] args) { 6059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta TestCustomAnim app = new TestCustomAnim(); 6159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta app.start(); 6259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 6359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 6559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void simpleInitApp() { 6659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta AmbientLight al = new AmbientLight(); 6859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta rootNode.addLight(al); 6959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta DirectionalLight dl = new DirectionalLight(); 7159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta dl.setDirection(Vector3f.UNIT_XYZ.negate()); 7259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta rootNode.addLight(dl); 7359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Box box = new Box(1, 1, 1); 7559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Setup bone weight buffer 7759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta FloatBuffer weights = FloatBuffer.allocate( box.getVertexCount() * 4 ); 7859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer weightsBuf = new VertexBuffer(Type.BoneWeight); 7959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta weightsBuf.setupData(Usage.CpuOnly, 4, Format.Float, weights); 8059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta box.setBuffer(weightsBuf); 8159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 8259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Setup bone index buffer 8359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ByteBuffer indices = ByteBuffer.allocate( box.getVertexCount() * 4 ); 8459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer indicesBuf = new VertexBuffer(Type.BoneIndex); 8559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta indicesBuf.setupData(Usage.CpuOnly, 4, Format.UnsignedByte, indices); 8659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta box.setBuffer(indicesBuf); 8759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 8859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Create bind pose buffers 8959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta box.generateBindPose(true); 9059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Create skeleton 9259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta bone = new Bone("root"); 9359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta bone.setBindTransforms(Vector3f.ZERO, Quaternion.IDENTITY, Vector3f.UNIT_XYZ); 9459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta bone.setUserControl(true); 9559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta skeleton = new Skeleton(new Bone[]{ bone }); 9659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Assign all verticies to bone 0 with weight 1 9859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < box.getVertexCount() * 4; i += 4){ 9959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // assign vertex to bone index 0 10059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta indices.array()[i+0] = 0; 10159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta indices.array()[i+1] = 0; 10259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta indices.array()[i+2] = 0; 10359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta indices.array()[i+3] = 0; 10459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 10559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // set weight to 1 only for first entry 10659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta weights.array()[i+0] = 1; 10759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta weights.array()[i+1] = 0; 10859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta weights.array()[i+2] = 0; 10959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta weights.array()[i+3] = 0; 11059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 11159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Maximum number of weights per bone is 1 11359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta box.setMaxNumWeights(1); 11459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Create model 11659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Geometry geom = new Geometry("box", box); 11759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta geom.setMaterial(assetManager.loadMaterial("Textures/Terrain/BrickWall/BrickWall.j3m")); 11859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Node model = new Node("model"); 11959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta model.attachChild(geom); 12059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Create skeleton control 12259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta SkeletonControl skeletonControl = new SkeletonControl(skeleton); 12359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta model.addControl(skeletonControl); 12459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta rootNode.attachChild(model); 12659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 12759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 12959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void simpleUpdate(float tpf){ 13059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Rotate around X axis 13159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Quaternion rotate = new Quaternion(); 13259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta rotate.fromAngleAxis(tpf, Vector3f.UNIT_X); 13359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Combine rotation with previous 13559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta rotation.multLocal(rotate); 13659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Set new rotation into bone 13859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta bone.setUserTransforms(Vector3f.ZERO, rotation, Vector3f.UNIT_XYZ); 13959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // After changing skeleton transforms, must update world data 14159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta skeleton.updateWorldVectors(); 14259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 14359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta} 145