Changeset 531 for trunk/VUT/GtpVisibilityPreprocessor/src

Timestamp:

01/12/06 20:40:26 (19 years ago)

Author:

mattausch

Message:

 

Location:

trunk/VUT/GtpVisibilityPreprocessor/src

Files:

• Beam.cpp (modified) (2 diffs)
• Beam.h (modified) (2 diffs)
• GlRenderer.h (modified) (2 diffs)
• VssPreprocessor.cpp (modified) (2 diffs)
• VssPreprocessor.h (modified) (1 diff)

trunk/VUT/GtpVisibilityPreprocessor/src/Beam.cpp

@@ -75 +75 @@
         const float yDirRange = mDirBox.Max().y - mDirBox.Min().y;
 
-        near = 0.1; // NOTE: what is the best value for near and far plane?
+        near = 0.1f; // NOTE: what is the best value for near and far plane?
         far = 2.0f * Magnitude(sceneBBox.Diagonal());
 
-        left = near / tan(xDirRange * 0.5);
-        right = near / tan(xDirRange * 0.5);
+        left = near / tan(xDirRange * 0.5f);
+        right = near / tan(xDirRange * 0.5f);
 
-        bottom = near / tan(yDirRange * 0.5);
-        top = near / tan(yDirRange * 0.5);
+        bottom = near / tan(yDirRange * 0.5f);
+        top = near / tan(yDirRange * 0.5f);
 }
 
@@ -89 +89 @@
          Vector3 directions[4];
          
-         directions[0] = VssRay::GetDirection(dBox.Min().x, dBox.Min().y);
-         directions[1] = VssRay::GetDirection(dBox.Max().x, dBox.Min().y);
-         directions[2] = VssRay::GetDirection(dBox.Max().x, dBox.Max().y);
-         directions[3] = VssRay::GetDirection(dBox.Min().x, dBox.Max().y);
+         directions[0] = VssRay::GetDirection(mDirBox.Min().x, mDirBox.Min().y);
+         directions[1] = VssRay::GetDirection(mDirBox.Max().x, mDirBox.Min().y);
+         directions[2] = VssRay::GetDirection(mDirBox.Max().x, mDirBox.Max().y);
+         directions[3] = VssRay::GetDirection(mDirBox.Min().x, mDirBox.Max().y);
 
         const Vector3 mainDir = directions[0] + directions[1] + directions[2] + directions[3];
         return Normalize(mainDir);
 }
+
+
+void BeamSampleStatistics::Print(ostream &app) const
+{
+  app << "===== Beam sample statistics ===============\n";
+
+  app << "#N_PVSSIZE ( size of pvs )\n" << pvsSize << "\n";
+
+  app << "#N_RAYS ( Number of rays )\n" << rays << "\n";
+
+  app << "#N_RAYCONTRIBUTIONS ( number of ray constributions )\n" <<
+    rayContributions << "\n";
+
+  app << "#N_RAYLENGHTENTROPY  ( Ray lenght entropy )\n" <<
+    rayLengthEntropy << "\n";
+
+  app << "#N_IMPORTANCE  ( importance )\n" <<
+    importance << "\n";
+
+  app << "#N_CTIME  ( Construction time [s] )\n"
+      << Time() << " \n";
+
+  app << "===== END OF KdTree statistics ==========\n";
+
+}

trunk/VUT/GtpVisibilityPreprocessor/src/Beam.h

@@ -4 +4 @@
 #include <vector>
 #include "AxisAlignedBox3.h"
+#include "Statistics.h"
 
 using namespace std;
@@ -10 +11 @@
 class Intersectable;
 
+// the values need for rss tree update computed already inside the glrendererbuffer
+// not all of them need to be computed
+class BeamSampleStatistics: public StatisticsBase
+{
+public:
+        enum {COMPUTE_PVS_SIZE, COMPUTE_RAY_CONTRIBUTIONS, COMPUTE_PVS_ENTROPY};
+        int flags;
+
+        BeamSampleStatistics(): flags(COMPUTE_RAY_CONTRIBUTIONS) 
+        {
+                Reset();
+        }
+        
+        float pvsSize;
+        float rays;
+        float rayContributions;
+        float pvsEntropy;
+        float rayLengthEntropy;
+        float importance;
+        
+        float weightedRayContribution;
+
+        void Reset() 
+        {
+                pvsSize = 0;
+                rays = 0;
+                rayContributions = 0;
+                pvsEntropy = 0;
+                rayLengthEntropy = 0;
+                importance = 0;
+        }
+
+        void Print(ostream &app) const;
+
+        friend ostream &operator<<(ostream &s, const BeamSampleStatistics &stat) 
+        {
+                stat.Print(s);
+                return s;
+        }  
+};
+
+  
 class Beam {
   

trunk/VUT/GtpVisibilityPreprocessor/src/GlRenderer.h

@@ -19 +19 @@
 class Beam;
 
+class BeamSampleStatistics;
+
 struct PvsRenderStatistics {
   
@@ -136 +138 @@
 
 
-
-  // the values need for rss tree update computed already inside the glrendererbuffer
-  // not all of them need to be computed
-  struct BeamSampleStatistics {
-
-        enum {COMPUTE_PVS_SIZE, COMPUTE_RAY_CONTRIBUTIONS, COMPUTE_PVS_ENTROPY};
-        int flags;
-
-        BeamSampleStatistics():flags(COMPUTE_RAY_CONTRIBUTIONS) {}
-        
-        float pvsSize;
-        float rays;
-        float rayContributions;
-        float pvsEntropy;
-        float rayLengthEntropy;
-        float importance;
-        
-        float weightedRayContribution;
-  };
-  
-
   void SampleBeamContributions(
                                                            Intersectable *sourceObject,

trunk/VUT/GtpVisibilityPreprocessor/src/VssPreprocessor.cpp

@@ -11 +11 @@
 #include "ViewCellsManager.h"
 #include "RenderSimulator.h"
+#include "Beam.h"
+#include "GlRenderer.h"
 
 bool use2dSampling = false;
@@ -347 +349 @@
 
 
-void VssPreprocess::VerifyBeamCasting()
-{
-
-        vector<VssLeaf *> leaves;
-        mVssTree->CollectLeaves(leaves);
+void VssPreprocessor::TestBeamCasting(VssTree *tree)
+{
+
+        vector<VssTreeLeaf *> leaves;
+        tree->CollectLeaves(leaves);
 
         for (int i = 0; i < 10; ++i)
         {
-                const int index = (int)RandomValue(0, (Real)((int)leaf.size() - 1));
-                VssLeaf *leaf = leaves[index];
+                const int index = (int)RandomValue(0, (Real)((int)leaves.size() - 1));
+                VssTreeLeaf *leaf = leaves[index];
 
                 Beam beam;
-                AxisAlignedBox3 dirBox = mVssTree->GetDirBBox(leaf);
-                AxisAlignedBox3 box = mVssTree->GetBBox(leaf);
+                AxisAlignedBox3 dirBox =tree->GetDirBBox(leaf);
+                AxisAlignedBox3 box = tree->GetBBox(leaf);
                 beam.Construct(dirBox, box);
                 Intersectable *sourceObj = mObjects[5];
                 BeamSampleStatistics stats;
-                mGlRenderer->SampleBeamContributions(sourceObj,
-                                                                                         beam,
-                                                                                         10000,
-                                                                                         stats);
+                renderer->SampleBeamContributions(sourceObj,
+                                                                                  beam,
+                                                                                  10000,
+                                                                                  stats);
 
                 Debug << "beam statistics: " << stats << endl;

trunk/VUT/GtpVisibilityPreprocessor/src/VssPreprocessor.h

@@ -105 +105 @@
   void CastRay(const BspTree &tree, const VssRay & vssRay);
 
-  float VerifyBeamCasting(Beam &beam);
+  void TestBeamCasting(VssTree *tree);
 };