Changeset 522

Timestamp:

01/12/06 13:20:25 (18 years ago)

Author:

mattausch

Message:

 

Location:

trunk/VUT/GtpVisibilityPreprocessor

Files:

• scripts/cg.dll (deleted)
• scripts/cgGL.dll (deleted)
• scripts/default.env (modified) (12 diffs)
• src/Beam.cpp (modified) (1 diff)
• src/Beam.h (modified) (2 diffs)
• src/cg.dll (deleted)
• src/cgGL.dll (deleted)
• src/dual_depth.cg (added)

trunk/VUT/GtpVisibilityPreprocessor/scripts/default.env

@@ -30 +30 @@
         samplesPerPass  100000
         initialSamples 300000
-        vssSamples 1000000
+        vssSamples 2000000
         vssSamplesPerPass 100000
         useImportanceSampling true
         loadInitialSamples  false
         storeInitialSamples false
-        useViewSpaceBox true
+        useViewSpaceBox false
 }
 
@@ -54 +54 @@
         minSize         0.001
         maxCostRatio    0.9
-        maxRayContribution 0.5
+        maxRayContribution 0.05
         
         maxTotalMemory  200
@@ -170 +170 @@
 ViewCells {
         loadFromFile false
-        exportToFile false
+        exportToFile true
         #type kdTree
         #type vspKdTree
@@ -179 +179 @@
         
         height 5.0
-        maxViewCells 100
+        maxViewCells 100000
         #percentage of total visible objects where pvs is considered invalid
-        maxPvsRatio 1
+        maxPvsRatio 0.05
                 
         delayedConstruction true
@@ -188 +188 @@
         PostProcess {
                 # how much samples are used for post processing
-                samples 100000
+                samples 200000
         }
 
@@ -199 +199 @@
                 colorCode Random
                 exportRays false
-                exportGeometry true
+                exportGeometry false
         }
         
@@ -206 +206 @@
 #       filename ../data/vienna/viewcells-25.x3d
 #       filename ../data/vienna/viewcells-large-sel.x3d
-        filename ../scripts/viewcells_soda.xml
+        filename ../scripts/viewcells_vienna.xml
 }
 
@@ -246 +246 @@
         PostProcess {
                 maxCostRatio 0.005
-                minViewCells 6000
+                minViewCells 200
                 maxPvsSize   50000
         }
@@ -257 +257 @@
 VspBspTree {
         Construction {
-                samples 500000
+                samples 900000
                 epsilon 0.005
                 randomize false
@@ -287 +287 @@
         Termination {
                 # parameters used for autopartition
-                minRays                 1500
+                minRays                 500
                 minPolygons             -1
                 maxDepth                30
@@ -293 +293 @@
                 minArea                 0.0001
                 #minArea                0.000
-                maxRayContribution      0.05
-                maxCostRatio            0.9
-                missTolerance           2
+                maxRayContribution      0.3
+                maxCostRatio            0.93
+                missTolerance           3
                 #maxAccRayLength        100
                 
@@ -318 +318 @@
         PostProcess {
                 maxCostRatio 0.1
-                minViewCells 150
-                maxPvsSize   1000
+                minViewCells 6000
+                maxPvsSize   10000
                 useRaysForMerge true
         }

trunk/VUT/GtpVisibilityPreprocessor/src/Beam.cpp

@@ -65 +65 @@
   return result;
 }
+
+
+void Beam::ComputeFrustum(float &near, float &far,
+                                                  float &left, float &right,
+                                                  float &bottom, float &top,
+                                                  const AxisAlignedBox3 &sceneBBox)
+{
+        const float xDirRange = mDirBox.Max().x - mDirBox.Min().x;
+        const float yDirRange = mDirBox.Max().y - mDirBox.Min().y;
+
+        near = 1; // NOTE: what is the best value for near and far plane?
+        far = sceneBBox.Size(sceneBBox.Size().DrivingAxis());
+
+        left = 1.0f / tan(xDirRange * 0.5);
+        right = 1.0f / tan(xDirRange * 0.5);
+
+        bottom = 1.0f / tan(yDirRange * 0.5);
+        top = 1.0f / tan(yDirRange * 0.5);
+}

trunk/VUT/GtpVisibilityPreprocessor/src/Beam.h

@@ -35 +35 @@
           const AxisAlignedBox3 &dBox);
   
-  
-  int
-          ComputeIntersection(const AxisAlignedBox3 &box);
+  void ComputeFrustum(float &near, float &far,
+                                          float &left, float &right,
+                                          float &bottom, float &top,
+                                          const AxisAlignedBox3 &sceneBBox);
+
+  int ComputeIntersection(const AxisAlignedBox3 &box);
 
   bool IsValid() { return mFlags & VALID; }
@@ -45 +48 @@
   {
   }
-  
 };