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 com.jme3.effect; 3459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.FastMath; 3659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.Matrix3f; 3759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.math.Vector3f; 3859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.renderer.Camera; 3959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer; 4059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer.Format; 4159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.scene.VertexBuffer.Usage; 4259b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.util.BufferUtils; 4359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.util.SortUtil; 4459b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.ByteBuffer; 4559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.FloatBuffer; 4659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.ShortBuffer; 4759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 4859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapublic class ParticleTriMesh extends ParticleMesh { 4959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private int imagesX = 1; 5159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private int imagesY = 1; 5259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private boolean uniqueTexCoords = false; 5359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private ParticleComparator comparator = new ParticleComparator(); 5459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private ParticleEmitter emitter; 5559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Particle[] particlesCopy; 5659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 5859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void initParticleData(ParticleEmitter emitter, int numParticles) { 5959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta setMode(Mode.Triangles); 6059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.emitter = emitter; 6259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta particlesCopy = new Particle[numParticles]; 6459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // set positions 6659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta FloatBuffer pb = BufferUtils.createVector3Buffer(numParticles * 4); 6759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer pvb = new VertexBuffer(VertexBuffer.Type.Position); 6859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta pvb.setupData(Usage.Stream, 3, Format.Float, pb); 6959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta //if the buffer is already set only update the data 7159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer buf = getBuffer(VertexBuffer.Type.Position); 7259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (buf != null) { 7359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.updateData(pb); 7459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else { 7559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta setBuffer(pvb); 7659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 7759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // set colors 7959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ByteBuffer cb = BufferUtils.createByteBuffer(numParticles * 4 * 4); 8059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer cvb = new VertexBuffer(VertexBuffer.Type.Color); 8159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta cvb.setupData(Usage.Stream, 4, Format.UnsignedByte, cb); 8259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta cvb.setNormalized(true); 8359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 8459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf = getBuffer(VertexBuffer.Type.Color); 8559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (buf != null) { 8659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.updateData(cb); 8759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else { 8859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta setBuffer(cvb); 8959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 9059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // set texcoords 9259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer tvb = new VertexBuffer(VertexBuffer.Type.TexCoord); 9359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta FloatBuffer tb = BufferUtils.createVector2Buffer(numParticles * 4); 9459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta uniqueTexCoords = false; 9659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < numParticles; i++){ 9759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tb.put(0f).put(1f); 9859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tb.put(1f).put(1f); 9959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tb.put(0f).put(0f); 10059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tb.put(1f).put(0f); 10159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 10259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tb.flip(); 10359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tvb.setupData(Usage.Static, 2, Format.Float, tb); 10459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 10559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf = getBuffer(VertexBuffer.Type.TexCoord); 10659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (buf != null) { 10759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.updateData(tb); 10859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else { 10959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta setBuffer(tvb); 11059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 11159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // set indices 11359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ShortBuffer ib = BufferUtils.createShortBuffer(numParticles * 6); 11459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < numParticles; i++){ 11559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int startIdx = (i * 4); 11659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // triangle 1 11859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ib.put((short)(startIdx + 1)) 11959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put((short)(startIdx + 0)) 12059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put((short)(startIdx + 2)); 12159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // triangle 2 12359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ib.put((short)(startIdx + 1)) 12459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put((short)(startIdx + 2)) 12559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put((short)(startIdx + 3)); 12659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 12759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ib.flip(); 12859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer ivb = new VertexBuffer(VertexBuffer.Type.Index); 13059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ivb.setupData(Usage.Static, 3, Format.UnsignedShort, ib); 13159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf = getBuffer(VertexBuffer.Type.Index); 13359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (buf != null) { 13459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buf.updateData(ib); 13559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else { 13659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta setBuffer(ivb); 13759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 13859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 14059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 14259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void setImagesXY(int imagesX, int imagesY) { 14359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.imagesX = imagesX; 14459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta this.imagesY = imagesY; 14559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (imagesX != 1 || imagesY != 1){ 14659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta uniqueTexCoords = true; 14759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta getBuffer(VertexBuffer.Type.TexCoord).setUsage(Usage.Stream); 14859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 14959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 15059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 15159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 15259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void updateParticleData(Particle[] particles, Camera cam, Matrix3f inverseRotation) { 15359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta System.arraycopy(particles, 0, particlesCopy, 0, particlesCopy.length); 15459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta comparator.setCamera(cam); 15559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// Arrays.sort(particlesCopy, comparator); 15659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// SortUtil.qsort(particlesCopy, comparator); 15759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta SortUtil.msort(particles, particlesCopy, comparator); 15859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta particles = particlesCopy; 15959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer pvb = getBuffer(VertexBuffer.Type.Position); 16159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta FloatBuffer positions = (FloatBuffer) pvb.getData(); 16259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer cvb = getBuffer(VertexBuffer.Type.Color); 16459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ByteBuffer colors = (ByteBuffer) cvb.getData(); 16559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta VertexBuffer tvb = getBuffer(VertexBuffer.Type.TexCoord); 16759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta FloatBuffer texcoords = (FloatBuffer) tvb.getData(); 16859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Vector3f camUp = cam.getUp(); 17059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Vector3f camLeft = cam.getLeft(); 17159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Vector3f camDir = cam.getDirection(); 17259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 17359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inverseRotation.multLocal(camUp); 17459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inverseRotation.multLocal(camLeft); 17559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta inverseRotation.multLocal(camDir); 17659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 17759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean facingVelocity = emitter.isFacingVelocity(); 17859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 17959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Vector3f up = new Vector3f(), 18059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left = new Vector3f(); 18159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (!facingVelocity){ 18359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.set(camUp); 18459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.set(camLeft); 18559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 18659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // update data in vertex buffers 18859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.clear(); 18959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta colors.clear(); 19059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.clear(); 19159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Vector3f faceNormal = emitter.getFaceNormal(); 19259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 19359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < particles.length; i++){ 19459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Particle p = particles[i]; 19559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta boolean dead = p.life == 0; 19659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (dead){ 19759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(0).put(0).put(0); 19859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(0).put(0).put(0); 19959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(0).put(0).put(0); 20059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(0).put(0).put(0); 20159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta continue; 20259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 20359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 20459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (facingVelocity){ 20559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.set(p.velocity).normalizeLocal(); 20659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta camDir.cross(left, up); 20759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.multLocal(p.size); 20859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.multLocal(p.size); 20959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if (faceNormal != null){ 21059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.set(faceNormal).crossLocal(Vector3f.UNIT_X); 21159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta faceNormal.cross(up, left); 21259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.multLocal(p.size); 21359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.multLocal(p.size); 21459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if (p.angle != 0){ 21559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float cos = FastMath.cos(p.angle) * p.size; 21659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float sin = FastMath.sin(p.angle) * p.size; 21759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 21859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.x = camLeft.x * cos + camUp.x * sin; 21959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.y = camLeft.y * cos + camUp.y * sin; 22059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.z = camLeft.z * cos + camUp.z * sin; 22159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 22259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.x = camLeft.x * -sin + camUp.x * cos; 22359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.y = camLeft.y * -sin + camUp.y * cos; 22459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.z = camLeft.z * -sin + camUp.z * cos; 22559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 22659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.set(camUp); 22759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.set(camLeft); 22859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta up.multLocal(p.size); 22959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta left.multLocal(p.size); 23059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 23159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 23259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(p.position.x + left.x + up.x) 23359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.y + left.y + up.y) 23459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.z + left.z + up.z); 23559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 23659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(p.position.x - left.x + up.x) 23759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.y - left.y + up.y) 23859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.z - left.z + up.z); 23959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(p.position.x + left.x - up.x) 24159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.y + left.y - up.y) 24259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.z + left.z - up.z); 24359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.put(p.position.x - left.x - up.x) 24559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.y - left.y - up.y) 24659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta .put(p.position.z - left.z - up.z); 24759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 24859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (uniqueTexCoords){ 24959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int imgX = p.imageIndex % imagesX; 25059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int imgY = (p.imageIndex - imgX) / imagesY; 25159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 25259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float startX = ((float) imgX) / imagesX; 25359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float startY = ((float) imgY) / imagesY; 25459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float endX = startX + (1f / imagesX); 25559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta float endY = startY + (1f / imagesY); 25659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 25759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.put(startX).put(endY); 25859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.put(endX).put(endY); 25959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.put(startX).put(startY); 26059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.put(endX).put(startY); 26159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 26359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int abgr = p.color.asIntABGR(); 26459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta colors.putInt(abgr); 26559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta colors.putInt(abgr); 26659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta colors.putInt(abgr); 26759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta colors.putInt(abgr); 26859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 27059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta positions.clear(); 27159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta colors.clear(); 27259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (!uniqueTexCoords) 27359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.clear(); 27459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta else{ 27559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta texcoords.clear(); 27659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta tvb.updateData(texcoords); 27759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 27859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 27959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // force renderer to re-send data to GPU 28059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta pvb.updateData(positions); 28159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta cvb.updateData(colors); 28259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 28359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 28459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta} 285