Changeset 2189 for GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderTechniques/OgrePathMapRenderTechnique.cpp

Timestamp:

03/05/07 18:05:16 (17 years ago)

Author:

szirmay

Message:

 

File:

• GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderTechniques/OgrePathMapRenderTechnique.cpp (modified) (6 diffs)

GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderTechniques/OgrePathMapRenderTechnique.cpp

@@ -2 +2 @@
 #include "OgreTechniqueGroup.h"
 #include "OgreIlluminationManager.h"
+#include "OgrePMWeightComputeRenderingRun.h"
+
 
 
@@ -10 +12 @@
                                                         :RenderTechnique( parentRenderable, parentTechniqueGroup),
                                                         OgreRenderTechnique(pass, parentRenderable, parentTechniqueGroup)
-{               
+{       
         this->clusters = OgreIlluminationManager::getSingleton().getPathMapClusters(parentRenderable->getName());
         
@@ -26 +28 @@
         }
         
-        Pass* newpass = techn->createPass();
+        Pass* newpass = pathMapPass = techn->createPass();
         
         newpass->setVertexProgram("GTP/PathMap_VS");
@@ -46 +48 @@
 
         float halfPixel[2] = {0.5 / prmxres, 0.5 / prmyres};
-        Fparams->setNamedConstant("prmAtlasTiles",prmnt,2);
-    Fparams->setNamedConstant("atlasHalfPixel", halfPixel, 2);
-                        
+        Vector4 pathMapParameters(prmnt[0],prmnt[1],halfPixel[0],halfPixel[1]);
+        Fparams->setNamedConstant("prmAtlasTilesHalfPixel",pathMapParameters);
+                
         TextureUnitState* st = newpass->createTextureUnitState();               
         st->setTextureFiltering(TFO_BILINEAR);
@@ -54 +56 @@
         st->setTextureBorderColour(ColourValue::Blue);
         st->setTextureName(clusters->pathMapTextureFilename);
-
+        
         //newpass->setSceneBlending(SBT_MODULATE);
         newpass->setSceneBlending(SBF_ONE, SBF_ZERO);
+        newpass->setDepthBias(1);
+        
 
-        newpass->setDepthBias(1);
+        
 }
 
@@ -68 +72 @@
 void OgrePathMapRenderTechnique::update(unsigned long frameNum)
 {       
-        //TODO set weights
+        LightList lights;
+        SceneManager* sm = Root::getSingleton()._getCurrentSceneManager();
+        sm->_populateLightList(Vector3(0,0,0), 1000, lights); //TODO
+//TODO set weights
+        PathMapClusters* clusters = OgreIlluminationManager::getSingleton().getPathMapClusters(parentOgreRenderable->getName());
+        float *actualWeights = new float[clusters->count];//TODO = 0
+        for(int i = 0 ; i < 1; i++)
+        {
+                String lightName = lights.at(0)->getName();
+                OgreIlluminationManager::getSingleton().createPerLightRun(lightName, ILLUMRUN_PM_WEIGHTMAP);
+                OgreIlluminationManager::getSingleton().updatePerLightRun(lightName, ILLUMRUN_PM_WEIGHTMAP, frameNum);
+                OgrePMWeightComputeRenderingRun* PMWeightRun = (OgrePMWeightComputeRenderingRun*)
+                        OgreIlluminationManager::getSingleton().getPerLightRun(lightName, ILLUMRUN_PM_WEIGHTMAP)->asOgreRenderingRun();
+
+                float* weights = PMWeightRun->getWeights();
+                
+                for(int j = 0; j< clusters->count; j++)
+                        actualWeights[j] = weights[clusters->clusters[j]];
+                                
+        }
+
+        GpuProgramParameters* Fparams = pathMapPass->getFragmentProgramParameters().getPointer();
+        Fparams->setNamedConstant("weights", actualWeights, clusters->count);
 }