dev/org.simantics.proconf.processeditor/src/fi/vtt/simantics/processeditor/animations/PipeAnimationController.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.\r
   3  * All rights reserved. This program and the accompanying materials\r
   4  * are made available under the terms of the Eclipse Public License v1.0\r
   5  * which accompanies this distribution, and is available at\r
   6  * http://www.eclipse.org/legal/epl-v10.html\r
   7  *\r
   8  * Contributors:\r
   9  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  10  *******************************************************************************/\r
  11 package fi.vtt.simantics.processeditor.animations;\r
  12 \r
  13 import java.net.URL;\r
  14 import java.util.ArrayList;\r
  15 import java.util.List;\r
  16 \r
  17 import org.eclipse.core.runtime.FileLocator;\r
  18 import org.eclipse.core.runtime.Path;\r
  19 import org.simantics.db.Graph;\r
  20 import org.simantics.layer0.utils.IEntity;\r
  21 import org.simantics.proconf.g3d.animation.Animatable;\r
  22 import org.simantics.proconf.g3d.animation.AnimationController;\r
  23 import org.simantics.proconf.g3d.base.JmeRenderingComponent;\r
  24 \r
  25 import com.jme.bounding.BoundingBox;\r
  26 import com.jme.image.Texture;\r
  27 import com.jme.intersection.PickResults;\r
  28 import com.jme.math.Ray;\r
  29 import com.jme.renderer.Renderer;\r
  30 import com.jme.scene.Node;\r
  31 import com.jme.scene.state.AlphaState;\r
  32 import com.jme.scene.state.TextureState;\r
  33 import com.jme.scene.state.ZBufferState;\r
  34 import com.jme.util.TextureManager;\r
  35 import com.jmex.effects.particles.ParticleGeometry;\r
  36 \r
  37 import fi.vtt.simantics.processeditor.Activator;\r
  38 import fi.vtt.simantics.processeditor.ProcessResource;\r
  39 import fi.vtt.simantics.processeditor.stubs.PipeRun;\r
  40 import fi.vtt.simantics.processeditor.stubs.VariableLengthInlineComponent;\r
  41 \r
  42 \r
  43 public class PipeAnimationController implements AnimationController {\r
  44         private List<ParticleGeometry> pipeAnimations = new ArrayList<ParticleGeometry>();\r
  45         \r
  46         List<PipeFlowAnimation> animatables = new ArrayList<PipeFlowAnimation>();\r
  47         \r
  48         private double d = Math.random();\r
  49     private double delta = 0.01;\r
  50     \r
  51     AlphaState as1;\r
  52         TextureState ts;\r
  53         Node particleNode = new Node() {\r
  54                 private static final long serialVersionUID = 7477121374264124684L;\r
  55 \r
  56                 // Without this picking code tries to pick particles which doesn't work (Causes class cast exception)\r
  57                 public void findPick(Ray toTest, PickResults results) {\r
  58                         return;\r
  59                 }\r
  60         };\r
  61     \r
  62     public PipeAnimationController(JmeRenderingComponent component, PipeRun pipeline) {\r
  63         as1 = component.getDisplaySystem().getRenderer().createAlphaState();\r
  64         as1.setBlendEnabled(true);\r
  65         as1.setSrcFunction(AlphaState.SB_SRC_ALPHA);\r
  66         as1.setDstFunction(AlphaState.DB_ONE);\r
  67         //as1.setDstFunction(AlphaState.DB_ONE_MINUS_SRC_ALPHA);\r
  68         as1.setTestEnabled(true);\r
  69         as1.setTestFunction(AlphaState.TF_GREATER);\r
  70         as1.setEnabled(true);\r
  71 \r
  72         TextureState ts = component.getDisplaySystem().getRenderer().createTextureState();\r
  73         //URL url = FileLocator.find(com.jme.eclipse.Activator.getDefault().getBundle(),new Path("data/textures/flaresmall.jpg"),null);\r
  74         URL url = FileLocator.find(Activator.getDefault().getBundle(),new Path("icons/bubble.png"),null);\r
  75         \r
  76         ts.setTexture(\r
  77             TextureManager.loadTexture(url,\r
  78             Texture.MM_LINEAR_LINEAR,\r
  79             Texture.FM_LINEAR));\r
  80         ts.setEnabled(true);\r
  81         \r
  82         ZBufferState zs = component.getDisplaySystem().getRenderer().createZBufferState();\r
  83         zs.setFunction(ZBufferState.CF_LEQUAL);\r
  84         zs.setWritable(false);\r
  85         //zs.setFunction(ZBufferState.CF_ALWAYS);\r
  86         particleNode.setRenderState(as1);\r
  87         particleNode.setRenderState(ts);\r
  88         particleNode.setRenderState(zs);\r
  89         particleNode.setRenderQueueMode(Renderer.QUEUE_TRANSPARENT);\r
  90         component.getShadowRoot().attachChild(particleNode);\r
  91         createAnimations(pipeline);\r
  92     }\r
  93         \r
  94     public void addAnimatable(Animatable animatable) {\r
  95                 animatables.add((PipeFlowAnimation)animatable);\r
  96                 \r
  97         }\r
  98         \r
  99         public void setAnimatable(Animatable animatable) {\r
 100                 animatables.clear();\r
 101                 animatables.add((PipeFlowAnimation)animatable);\r
 102                 \r
 103         }\r
 104         \r
 105         \r
 106         public void updateAnimation(Graph g, double frameTime) {\r
 107                 d += delta;\r
 108         if (d > 1.0) {\r
 109             d = 1.0;\r
 110             delta = -delta;\r
 111         } else if (d < 0.0) {\r
 112             delta = -delta;\r
 113             d = 0.0;\r
 114         }\r
 115         for (Animatable a : animatables)\r
 116             a.animate(d,frameTime);     \r
 117         }\r
 118         \r
 119         public void dispose() {\r
 120                 for (ParticleGeometry p : pipeAnimations)\r
 121                         p.removeFromParent();\r
 122                 pipeAnimations.clear();\r
 123                 \r
 124         }\r
 125         \r
 126         private void createAnimations(PipeRun pipeline) {\r
 127                 List<IEntity> straights = new ArrayList<IEntity>();\r
 128                 for (IEntity t : pipeline.getChild()) {\r
 129                         if (t.isInstanceOf(ProcessResource.plant3Dresource.VariableLengthInlineComponent))\r
 130                                 straights.add(t);\r
 131                 }\r
 132                 \r
 133                 for (IEntity r : straights) {\r
 134                 animatables.add(new PipeFlowAnimation(pipeAnimations, particleNode, new VariableLengthInlineComponent(r),false));\r
 135         }\r
 136         particleNode.setModelBound(new BoundingBox());\r
 137         particleNode.updateModelBound();\r
 138         particleNode.updateRenderState();\r
 139         }\r
 140 \r
 141 }\r