/* * Copyright (c) 2009-2012 jMonkeyEngine * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * * Neither the name of 'jMonkeyEngine' nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package jme3test.effect; import com.jme3.app.SimpleApplication; import com.jme3.effect.ParticleEmitter; import com.jme3.effect.ParticleMesh.Type; import com.jme3.effect.shapes.EmitterSphereShape; import com.jme3.material.Material; import com.jme3.math.ColorRGBA; import com.jme3.math.FastMath; import com.jme3.math.Quaternion; import com.jme3.math.Vector3f; import com.jme3.scene.Node; public class TestExplosionEffect extends SimpleApplication { private float time = 0; private int state = 0; private Node explosionEffect = new Node("explosionFX"); private ParticleEmitter flame, flash, spark, roundspark, smoketrail, debris, shockwave; private static final int COUNT_FACTOR = 1; private static final float COUNT_FACTOR_F = 1f; private static final boolean POINT_SPRITE = true; private static final Type EMITTER_TYPE = POINT_SPRITE ? Type.Point : Type.Triangle; public static void main(String[] args){ TestExplosionEffect app = new TestExplosionEffect(); app.start(); } private void createFlame(){ flame = new ParticleEmitter("Flame", EMITTER_TYPE, 32 * COUNT_FACTOR); flame.setSelectRandomImage(true); flame.setStartColor(new ColorRGBA(1f, 0.4f, 0.05f, (float) (1f / COUNT_FACTOR_F))); flame.setEndColor(new ColorRGBA(.4f, .22f, .12f, 0f)); flame.setStartSize(1.3f); flame.setEndSize(2f); flame.setShape(new EmitterSphereShape(Vector3f.ZERO, 1f)); flame.setParticlesPerSec(0); flame.setGravity(0, -5, 0); flame.setLowLife(.4f); flame.setHighLife(.5f); flame.getParticleInfluencer().setInitialVelocity(new Vector3f(0, 7, 0)); flame.getParticleInfluencer().setVelocityVariation(1f); flame.setImagesX(2); flame.setImagesY(2); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/flame.png")); mat.setBoolean("PointSprite", POINT_SPRITE); flame.setMaterial(mat); explosionEffect.attachChild(flame); } private void createFlash(){ flash = new ParticleEmitter("Flash", EMITTER_TYPE, 24 * COUNT_FACTOR); flash.setSelectRandomImage(true); flash.setStartColor(new ColorRGBA(1f, 0.8f, 0.36f, (float) (1f / COUNT_FACTOR_F))); flash.setEndColor(new ColorRGBA(1f, 0.8f, 0.36f, 0f)); flash.setStartSize(.1f); flash.setEndSize(3.0f); flash.setShape(new EmitterSphereShape(Vector3f.ZERO, .05f)); flash.setParticlesPerSec(0); flash.setGravity(0, 0, 0); flash.setLowLife(.2f); flash.setHighLife(.2f); flash.setInitialVelocity(new Vector3f(0, 5f, 0)); flash.setVelocityVariation(1); flash.setImagesX(2); flash.setImagesY(2); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/flash.png")); mat.setBoolean("PointSprite", POINT_SPRITE); flash.setMaterial(mat); explosionEffect.attachChild(flash); } private void createRoundSpark(){ roundspark = new ParticleEmitter("RoundSpark", EMITTER_TYPE, 20 * COUNT_FACTOR); roundspark.setStartColor(new ColorRGBA(1f, 0.29f, 0.34f, (float) (1.0 / COUNT_FACTOR_F))); roundspark.setEndColor(new ColorRGBA(0, 0, 0, (float) (0.5f / COUNT_FACTOR_F))); roundspark.setStartSize(1.2f); roundspark.setEndSize(1.8f); roundspark.setShape(new EmitterSphereShape(Vector3f.ZERO, 2f)); roundspark.setParticlesPerSec(0); roundspark.setGravity(0, -.5f, 0); roundspark.setLowLife(1.8f); roundspark.setHighLife(2f); roundspark.setInitialVelocity(new Vector3f(0, 3, 0)); roundspark.setVelocityVariation(.5f); roundspark.setImagesX(1); roundspark.setImagesY(1); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/roundspark.png")); mat.setBoolean("PointSprite", POINT_SPRITE); roundspark.setMaterial(mat); explosionEffect.attachChild(roundspark); } private void createSpark(){ spark = new ParticleEmitter("Spark", Type.Triangle, 30 * COUNT_FACTOR); spark.setStartColor(new ColorRGBA(1f, 0.8f, 0.36f, (float) (1.0f / COUNT_FACTOR_F))); spark.setEndColor(new ColorRGBA(1f, 0.8f, 0.36f, 0f)); spark.setStartSize(.5f); spark.setEndSize(.5f); spark.setFacingVelocity(true); spark.setParticlesPerSec(0); spark.setGravity(0, 5, 0); spark.setLowLife(1.1f); spark.setHighLife(1.5f); spark.getParticleInfluencer().setInitialVelocity(new Vector3f(0, 20, 0)); spark.getParticleInfluencer().setVelocityVariation(1); spark.setImagesX(1); spark.setImagesY(1); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/spark.png")); spark.setMaterial(mat); explosionEffect.attachChild(spark); } private void createSmokeTrail(){ smoketrail = new ParticleEmitter("SmokeTrail", Type.Triangle, 22 * COUNT_FACTOR); smoketrail.setStartColor(new ColorRGBA(1f, 0.8f, 0.36f, (float) (1.0f / COUNT_FACTOR_F))); smoketrail.setEndColor(new ColorRGBA(1f, 0.8f, 0.36f, 0f)); smoketrail.setStartSize(.2f); smoketrail.setEndSize(1f); // smoketrail.setShape(new EmitterSphereShape(Vector3f.ZERO, 1f)); smoketrail.setFacingVelocity(true); smoketrail.setParticlesPerSec(0); smoketrail.setGravity(0, 1, 0); smoketrail.setLowLife(.4f); smoketrail.setHighLife(.5f); smoketrail.setInitialVelocity(new Vector3f(0, 12, 0)); smoketrail.setVelocityVariation(1); smoketrail.setImagesX(1); smoketrail.setImagesY(3); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/smoketrail.png")); smoketrail.setMaterial(mat); explosionEffect.attachChild(smoketrail); } private void createDebris(){ debris = new ParticleEmitter("Debris", Type.Triangle, 15 * COUNT_FACTOR); debris.setSelectRandomImage(true); debris.setRandomAngle(true); debris.setRotateSpeed(FastMath.TWO_PI * 4); debris.setStartColor(new ColorRGBA(1f, 0.59f, 0.28f, (float) (1.0f / COUNT_FACTOR_F))); debris.setEndColor(new ColorRGBA(.5f, 0.5f, 0.5f, 0f)); debris.setStartSize(.2f); debris.setEndSize(.2f); // debris.setShape(new EmitterSphereShape(Vector3f.ZERO, .05f)); debris.setParticlesPerSec(0); debris.setGravity(0, 12f, 0); debris.setLowLife(1.4f); debris.setHighLife(1.5f); debris.setInitialVelocity(new Vector3f(0, 15, 0)); debris.setVelocityVariation(.60f); debris.setImagesX(3); debris.setImagesY(3); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/Debris.png")); debris.setMaterial(mat); explosionEffect.attachChild(debris); } private void createShockwave(){ shockwave = new ParticleEmitter("Shockwave", Type.Triangle, 1 * COUNT_FACTOR); // shockwave.setRandomAngle(true); shockwave.setFaceNormal(Vector3f.UNIT_Y); shockwave.setStartColor(new ColorRGBA(.48f, 0.17f, 0.01f, (float) (.8f / COUNT_FACTOR_F))); shockwave.setEndColor(new ColorRGBA(.48f, 0.17f, 0.01f, 0f)); shockwave.setStartSize(0f); shockwave.setEndSize(7f); shockwave.setParticlesPerSec(0); shockwave.setGravity(0, 0, 0); shockwave.setLowLife(0.5f); shockwave.setHighLife(0.5f); shockwave.setInitialVelocity(new Vector3f(0, 0, 0)); shockwave.setVelocityVariation(0f); shockwave.setImagesX(1); shockwave.setImagesY(1); Material mat = new Material(assetManager, "Common/MatDefs/Misc/Particle.j3md"); mat.setTexture("Texture", assetManager.loadTexture("Effects/Explosion/shockwave.png")); shockwave.setMaterial(mat); explosionEffect.attachChild(shockwave); } @Override public void simpleInitApp() { createFlame(); createFlash(); createSpark(); createRoundSpark(); createSmokeTrail(); createDebris(); createShockwave(); explosionEffect.setLocalScale(0.5f); renderManager.preloadScene(explosionEffect); cam.setLocation(new Vector3f(0, 3.5135868f, 10)); cam.setRotation(new Quaternion(1.5714673E-4f, 0.98696727f, -0.16091813f, 9.6381607E-4f)); rootNode.attachChild(explosionEffect); } @Override public void simpleUpdate(float tpf){ time += tpf / speed; if (time > 1f && state == 0){ flash.emitAllParticles(); spark.emitAllParticles(); smoketrail.emitAllParticles(); debris.emitAllParticles(); shockwave.emitAllParticles(); state++; } if (time > 1f + .05f / speed && state == 1){ flame.emitAllParticles(); roundspark.emitAllParticles(); state++; } // rewind the effect if (time > 5 / speed && state == 2){ state = 0; time = 0; flash.killAllParticles(); spark.killAllParticles(); smoketrail.killAllParticles(); debris.killAllParticles(); flame.killAllParticles(); roundspark.killAllParticles(); shockwave.killAllParticles(); } } }