dev/org.simantics.proconf.g3d/src/org/simantics/proconf/g3d/common/JmeSinglePassRenderingComponent.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 org.simantics.proconf.g3d.common;\r
  12 \r
  13 import java.net.URL;\r
  14 \r
  15 import org.eclipse.core.runtime.FileLocator;\r
  16 import org.eclipse.core.runtime.Path;\r
  17 import org.simantics.proconf.g3d.Activator;\r
  18 import org.simantics.proconf.g3d.base.JmeRenderingComponent;\r
  19 import org.simantics.proconf.g3d.preferences.PreferenceConstants;\r
  20 \r
  21 import com.jme.image.Texture;\r
  22 import com.jme.light.DirectionalLight;\r
  23 import com.jme.math.Vector3f;\r
  24 import com.jme.renderer.Camera;\r
  25 import com.jme.renderer.ColorRGBA;\r
  26 import com.jme.renderer.pass.BasicPassManager;\r
  27 import com.jme.renderer.pass.RenderPass;\r
  28 import com.jme.renderer.pass.ShadowedRenderPass;\r
  29 import com.jme.renderer.swt.SWTRenderer;\r
  30 import com.jme.scene.Node;\r
  31 import com.jme.scene.Spatial;\r
  32 import com.jme.scene.Text;\r
  33 import com.jme.scene.state.AlphaState;\r
  34 import com.jme.scene.state.LightState;\r
  35 import com.jme.scene.state.TextureState;\r
  36 import com.jme.scene.state.WireframeState;\r
  37 import com.jme.scene.state.ZBufferState;\r
  38 import com.jme.system.DisplaySystem;\r
  39 import com.jme.util.TextureManager;\r
  40 import com.jme.util.Timer;\r
  41 import com.jme.util.geom.Debugger;\r
  42 import com.jmex.effects.glsl.BloomRenderPass;\r
  43 import com.jmex.effects.glsl.SketchRenderPass;\r
  44 \r
  45 \r
  46 public class JmeSinglePassRenderingComponent extends JmeRenderingComponent {\r
  47         protected DisplaySystem displaySystem;\r
  48         protected Timer timer;\r
  49         protected Node rootNode = new Node("Root");\r
  50         protected Node shadowRootNode = new Node("Shadow");\r
  51         protected Node noCastShadowRootNode = new Node("No Cast Shadow");\r
  52         protected Node noShadowRootNode = new Node("No Shadow");\r
  53         protected Camera cam;\r
  54         protected float near = .1f;\r
  55         protected float far = 3000f;\r
  56         protected float fov = 55f;\r
  57     \r
  58         protected int projectionPolicy;\r
  59     \r
  60     /** The root node of our text. */\r
  61         protected Node orthoNode = new Node("ortho");\r
  62 \r
  63     /** Displays all the lovely information at the bottom. */\r
  64     protected Text fps;\r
  65     protected Text debug;\r
  66     protected String debugText  = "";\r
  67     public static String fontLocation = "data/defaultfont.tga";//AppProperties.PATH_DEFAULT_FONT;\r
  68     \r
  69     \r
  70     protected BasicPassManager pManager = new BasicPassManager();\r
  71     \r
  72     private boolean showBounds = false;\r
  73     private boolean showNormals = false;\r
  74     private WireframeState ws = null;\r
  75     \r
  76     private boolean projectionUpdated = false;\r
  77     \r
  78         public JmeSinglePassRenderingComponent() {\r
  79                 \r
  80         }\r
  81         \r
  82         public void init(DisplaySystem displaySystem) {\r
  83                 this.displaySystem = displaySystem;\r
  84                 cam = displaySystem.getRenderer().createCamera(\r
  85                 displaySystem.getRenderer().getWidth(), displaySystem.getRenderer().getHeight());\r
  86                 displaySystem.getRenderer().setBackgroundColor(new ColorRGBA(0.2f,0.2f,0.2f,0.f));//(0.357F, 0.647F, 0.890F, 1.0F));\r
  87         displaySystem.getRenderer().getQueue().setTwoPassTransparency(true);\r
  88                 cam.setFrustumPerspective(fov,\r
  89                 (float) displaySystem.getRenderer().getWidth()/\r
  90                 (float) displaySystem.getRenderer().getHeight(),near, far);\r
  91         projectionPolicy = PERSPECTIVE_PROJECTION;\r
  92         Vector3f loc = new Vector3f(0.0f, 0.0f, 10.0f);\r
  93         Vector3f left = new Vector3f(-1.0f, 0.0f, 0.0f);\r
  94         Vector3f up = new Vector3f(0.0f, 1.0f, 0.0f);\r
  95         Vector3f dir = new Vector3f(0.0f, 0f, -1.0f);\r
  96         /** Move our camera to a correct place and orientation. */\r
  97         cam.setFrame(loc, left, up, dir);\r
  98         /** Signal that we've changed our camera's location/frustum. */\r
  99         cam.update();\r
 100         displaySystem.getRenderer().setCamera(cam);\r
 101         timer = Timer.getTimer();\r
 102         displaySystem.setTitle("ShapeEditor");\r
 103         displaySystem.getRenderer().enableStatistics(true);\r
 104         \r
 105         initRoot();\r
 106         }\r
 107         \r
 108         protected Texture loadFontTexture() {\r
 109                 URL url = FileLocator.find(org.simantics.proconf.g3d.Activator.getDefault().getBundle(),new Path(fontLocation),null);\r
 110         return TextureManager.loadTexture(url, Texture.MM_LINEAR,\r
 111                 Texture.FM_LINEAR);\r
 112         }\r
 113         \r
 114         protected void initRoot() {\r
 115                 ZBufferState buf = displaySystem.getRenderer().createZBufferState();\r
 116         buf.setEnabled(true);\r
 117         buf.setFunction(ZBufferState.CF_LEQUAL);\r
 118         //buf.setWritable(false);\r
 119         rootNode.setRenderState(buf);   \r
 120         rootNode.attachChild(noShadowRootNode);\r
 121         rootNode.attachChild(noCastShadowRootNode);\r
 122         rootNode.attachChild(shadowRootNode);\r
 123         noShadowRootNode.setCullMode(Spatial.CULL_NEVER);\r
 124         \r
 125         //PointLight light = new PointLight();\r
 126         DirectionalLight light = new DirectionalLight();\r
 127         light.setDiffuse( new ColorRGBA( 0.75f, 0.75f, 0.75f, 0.75f ) );\r
 128         light.setAmbient( new ColorRGBA( 0.5f, 0.5f, 0.5f, 0.5f ) );\r
 129         //light.setLocation( new Vector3f( 100, 100, 100 ) );\r
 130         light.setDirection(new Vector3f( -100, -150, -100 ));\r
 131         light.setEnabled( true );\r
 132         light.setShadowCaster(true);\r
 133         \r
 134         LightState lightState = displaySystem.getRenderer().createLightState();\r
 135         lightState.setEnabled( true );\r
 136         lightState.attach( light );\r
 137         lightState.setSeparateSpecular(true);\r
 138         lightState.setTwoSidedLighting(false);\r
 139         rootNode.setRenderState( lightState );\r
 140         \r
 141         ws = displaySystem.getRenderer().createWireframeState();\r
 142         ws.setEnabled(false);\r
 143         rootNode.setRenderState(ws);\r
 144         \r
 145         AlphaState as1 = displaySystem.getRenderer().createAlphaState();\r
 146         as1.setBlendEnabled(true);\r
 147         as1.setSrcFunction(AlphaState.SB_SRC_ALPHA);\r
 148         as1.setDstFunction(AlphaState.DB_ONE);\r
 149         as1.setTestEnabled(true);\r
 150         as1.setTestFunction(AlphaState.TF_GREATER);\r
 151         as1.setEnabled(true);\r
 152         \r
 153         TextureState font = displaySystem.getRenderer().createTextureState();\r
 154         /** The texture is loaded from fontLocation */\r
 155         font.setTexture(loadFontTexture());\r
 156 \r
 157         font.setEnabled(true);\r
 158 \r
 159         // Then our font Text object.\r
 160         /** This is what will actually have the text at the bottom. */\r
 161         fps = new Text("FPS label", "");\r
 162         fps.setCullMode(Spatial.CULL_NEVER);\r
 163         fps.setTextureCombineMode(TextureState.REPLACE);\r
 164         \r
 165         debug = new Text("Debug", "Debug");\r
 166         debug.setCullMode(Spatial.CULL_NEVER);\r
 167         debug.setTextureCombineMode(TextureState.REPLACE);\r
 168         debug.setLocalTranslation(new Vector3f(1.f,10.f,0.f));\r
 169 \r
 170         // Finally, a stand alone node (not attached to root on purpose)\r
 171         Node fpsNode = new Node("FPS node");\r
 172         fpsNode.attachChild(fps);\r
 173         fpsNode.attachChild(debug);\r
 174         fpsNode.setRenderState(font);\r
 175         fpsNode.setRenderState(as1);\r
 176         fpsNode.setCullMode(Spatial.CULL_NEVER);\r
 177         orthoNode.attachChild(fpsNode);\r
 178         \r
 179         rootNode.updateGeometricState(0.0f, true);\r
 180         rootNode.updateRenderState();\r
 181         \r
 182         orthoNode.updateGeometricState(0.0f, true);\r
 183         orthoNode.updateRenderState();\r
 184         if (Activator.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.SHADOWS)) {\r
 185                 ShadowedRenderPass shadowRootPass = new ShadowedRenderPass();\r
 186                 shadowRootPass.add(shadowRootNode);\r
 187                 shadowRootPass.add(noCastShadowRootNode);\r
 188                 shadowRootPass.addOccluder(shadowRootNode);\r
 189                 pManager.add(shadowRootPass);\r
 190                 //rootPass.setRenderShadows(false);\r
 191                 shadowRootPass.setShadowColor(new ColorRGBA(0.1f,0.1f,0.1f,0.9f));\r
 192                 shadowRootPass.setLightingMethod(ShadowedRenderPass.MODULATIVE);\r
 193                 RenderPass rootPass = new RenderPass();\r
 194                 rootPass.add(noShadowRootNode);\r
 195                 pManager.add(rootPass);\r
 196         } else {\r
 197                 RenderPass rootPass = new RenderPass();\r
 198                 rootPass.add(rootNode);\r
 199                 pManager.add(rootPass);\r
 200         }\r
 201                 \r
 202                 String postProcess = Activator.getDefault().getPreferenceStore().getString(PreferenceConstants.POST_PROCESS);\r
 203                 if (postProcess.startsWith("bloom")) {\r
 204                         BloomRenderPass bloomRenderPass = new BloomRenderPass(cam, 4);\r
 205                         if (bloomRenderPass.isSupported()) {\r
 206                                 bloomRenderPass.add(rootNode);\r
 207                                 bloomRenderPass.setUseCurrentScene(false);\r
 208                                 pManager.add(bloomRenderPass);\r
 209                         }\r
 210                 } else if (postProcess.startsWith("sketch")) {\r
 211                         SketchRenderPass sketchRenderPass = new SketchRenderPass(cam, 4);\r
 212                         if (sketchRenderPass.isSupported()) {\r
 213                                 sketchRenderPass.add(rootNode);\r
 214                                 pManager.add(sketchRenderPass);\r
 215                         }\r
 216                 }\r
 217 \r
 218                 \r
 219                 RenderPass fpsPass = new RenderPass();\r
 220                 fpsPass.add(orthoNode);\r
 221                 pManager.add(fpsPass);\r
 222         }\r
 223         \r
 224         public void render() {\r
 225                 displaySystem.setCurrent();\r
 226                  /** Recalculate the framerate. */\r
 227         timer.update();\r
 228         \r
 229           /** Update tpf to time per frame according to the Timer. */\r
 230         float tpf = timer.getTimePerFrame();\r
 231         /** Send the fps to our fps bar at the bottom. */\r
 232         fps.print("FPS: " + (int) timer.getFrameRate() + " - "\r
 233                 + displaySystem.getRenderer().getStatistics());\r
 234         /**\r
 235          * Update the physics for this world.\r
 236          */\r
 237         debug.print(debugText);\r
 238 \r
 239         /** Update controllers/render states/transforms/bounds for rootNode. */\r
 240         rootNode.updateGeometricState(tpf, true);\r
 241         rootNode.updateRenderState();\r
 242        \r
 243         orthoNode.updateGeometricState(tpf, true);\r
 244         orthoNode.updateRenderState();\r
 245         \r
 246         displaySystem.getRenderer().clearStatistics();\r
 247         /** Clears the previously rendered information. */\r
 248         displaySystem.getRenderer().clearBuffers();\r
 249 \r
 250         pManager.updatePasses(tpf);\r
 251         \r
 252         pManager.renderPasses(displaySystem.getRenderer());\r
 253         if ( showBounds ) {\r
 254             Debugger.drawBounds( shadowRootNode, displaySystem.getRenderer(), true );\r
 255         }\r
 256 \r
 257         if ( showNormals ) {\r
 258             Debugger.drawNormals( shadowRootNode, displaySystem.getRenderer());\r
 259         }\r
 260         displaySystem.getRenderer().displayBackBuffer();\r
 261         \r
 262         \r
 263         \r
 264         //swap buffers\r
 265         ((SWTRenderer)displaySystem.getRenderer()).swap();\r
 266         }\r
 267         \r
 268         @Override\r
 269         public void resize(int width, int height) {\r
 270                 updateProjection();\r
 271         }\r
 272         \r
 273         @Override\r
 274         public Node getShadowRoot() {\r
 275                 return shadowRootNode;\r
 276         }\r
 277         \r
 278         @Override\r
 279         public Node getNoCastRoot() {\r
 280                 return noCastShadowRootNode;\r
 281         }\r
 282         \r
 283         @Override\r
 284         public Node getRoot() {\r
 285                 return rootNode;\r
 286         }\r
 287         \r
 288         @Override\r
 289         public Node getOrthoNode() {\r
 290                 return orthoNode;\r
 291         }\r
 292         \r
 293         @Override\r
 294         public Node getNoShadowRoot() {\r
 295                 return noShadowRootNode;\r
 296         }\r
 297         \r
 298 //      public void setRootNode(Node node) {\r
 299 //              rootNode = node;\r
 300 //              initRoot();\r
 301 //      }\r
 302         \r
 303         @Override\r
 304         public int getProjectionPolicy() {\r
 305                 return projectionPolicy;\r
 306         }\r
 307         \r
 308         @Override\r
 309         public void setProjectionPolicy(int policy) {\r
 310                 if (policy != projectionPolicy) {\r
 311                         projectionPolicy = policy;\r
 312                         updateProjection();\r
 313                 }\r
 314         }\r
 315         \r
 316         private void updateProjection() {\r
 317                 switch (projectionPolicy) {\r
 318                 case PERSPECTIVE_PROJECTION:\r
 319                         cam.setParallelProjection(false);\r
 320                         cam.setFrustumPerspective(fov,\r
 321                         (float) displaySystem.getRenderer().getWidth() /\r
 322                         (float) displaySystem.getRenderer().getHeight(),near, far);\r
 323                         break;\r
 324                         \r
 325                 case PARALLEL_PROJECTION:\r
 326                         cam.setParallelProjection(true);\r
 327                         break;\r
 328                 }\r
 329                 cam.update();\r
 330                 projectionUpdated = true;\r
 331         }\r
 332         \r
 333         @Override\r
 334         public float getScreenScale() {\r
 335                 //System.out.println(cam.getFrustumLeft() + " " + cam.getFrustumRight() + " " + cam.getFrustumBottom() + " " + cam.getFrustumTop()+ " " + cam.getFrustumNear() + " " + cam.getFrustumFar());\r
 336                 return Math.abs(cam.getFrustumTop());\r
 337         }\r
 338         \r
 339         @Override\r
 340         public void setScreenScale(float screenScale) {\r
 341                 float aspect = (float) displaySystem.getRenderer().getWidth() /\r
 342         (float) displaySystem.getRenderer().getHeight();\r
 343                 cam.setFrustum(-screenScale*8.f, cam.getFrustumFar(), -screenScale*aspect, screenScale*aspect, -screenScale, screenScale);\r
 344         }\r
 345         \r
 346         @Override\r
 347         public float getFieldOfView() {\r
 348                 return fov;\r
 349         }\r
 350         \r
 351         @Override\r
 352         public void dispose() {\r
 353                 pManager.cleanUp();\r
 354                 rootNode.dispose();\r
 355                 rootNode = null;\r
 356                 noShadowRootNode = null;\r
 357                 noCastShadowRootNode = null;\r
 358                 orthoNode = null;\r
 359                 shadowRootNode = null;\r
 360         }\r
 361         \r
 362         @Override\r
 363         public boolean update() {\r
 364                 if (!projectionUpdated) {\r
 365                         return false;\r
 366                 }\r
 367                 projectionUpdated = false;\r
 368                 return true;\r
 369         }\r
 370         \r
 371         @Override\r
 372         public Camera getCamera() {\r
 373                 return cam;\r
 374         }\r
 375         \r
 376         @Override\r
 377         public DisplaySystem getDisplaySystem() {\r
 378                 return displaySystem;\r
 379         }\r
 380         \r
 381         public void setDebugText(String text) {\r
 382                 this.debugText = text;\r
 383                 //System.out.println("JmeSinglePass.setDebugText() " + text);\r
 384         }\r
 385         \r
 386         public void setShowNormals(boolean b) {\r
 387                 showNormals = b;\r
 388         }\r
 389         \r
 390         public void setShowBounds(boolean b) {\r
 391                 showBounds = b;\r
 392         }\r
 393         \r
 394         public void setShowWireframe(boolean b) {\r
 395                 ws.setEnabled(b);\r
 396         }\r
 397         \r
 398         public boolean isShowNormals() {\r
 399                 return showNormals;\r
 400         }\r
 401         \r
 402         public boolean isShowBounds() {\r
 403                 return showBounds;\r
 404         }\r
 405         \r
 406         public boolean isShowWireframe() {\r
 407                 return ws.isEnabled();\r
 408         }\r
 409         \r
 410         \r
 411 }\r