Changeset 2035 for GTP/trunk/Lib

Timestamp:

01/23/07 14:13:43 (18 years ago)

Author:

bittner

Message:

merge

Location:

GTP/trunk/Lib/Vis/Preprocessing/src

Files:

• Mutation.cpp (modified) (1 diff)
• Preprocessor.cpp (modified) (3 diffs)
• RayCaster.cpp (modified) (2 diffs)
• SamplingPreprocessor.cpp (modified) (8 diffs)
• run_test_arena (added)
• run_test_pompeii (modified) (3 diffs)

GTP/trunk/Lib/Vis/Preprocessing/src/Mutation.cpp

@@ -30 +30 @@
 // use avg ray contribution as importance
 // if 0 the importance is evaluated from the succ of mutations
-#define USE_AVG_CONTRIBUTION 0
+#define USE_AVG_CONTRIBUTION 1
 
 MutationBasedDistribution::RayEntry &

GTP/trunk/Lib/Vis/Preprocessing/src/Preprocessor.cpp

@@ -1110 +1110 @@
 bool Preprocessor::LoadInternKdTree( const string internKdTree)
 {
-        // always try to load the kd tree
-        cout << "loading kd tree file " << internKdTree << " ... " << endl;
-
-        if (!LoadKdTree(internKdTree))
-        {
-                cout << "error loading kd tree with filename " 
-                         << internKdTree << ", rebuilding it instead ... " << endl;
-                // build new kd tree from scene geometry
-                BuildKdTree();
-
-                // export kd tree?
-                const long startTime = GetTime();
-                cout << "exporting kd tree ... ";
-
-                if (!ExportKdTree(internKdTree))
-                {
-                        cout << " error exporting kd tree with filename " 
-                                 << internKdTree << endl;
-                }
-                else
-                {
-                        cout << "finished in " 
-                                 << TimeDiff(startTime, GetTime()) * 1e-3 
-                                 << " secs" << endl;
-                }
-        }
-        
-        KdTreeStatistics(cout);
-        cout << mKdTree->GetBox() << endl;
-
+  if (!mUseKdTree) {
+        // create just a dummy KdTree
+        mKdTree = new KdTree;
         return true;
+  }
+  
+  // always try to load the kd tree
+  cout << "loading kd tree file " << internKdTree << " ... " << endl;
+  
+  if (!LoadKdTree(internKdTree)) {
+        cout << "error loading kd tree with filename " 
+                 << internKdTree << ", rebuilding it instead ... " << endl;
+        // build new kd tree from scene geometry
+        BuildKdTree();
+        
+        // export kd tree?
+        const long startTime = GetTime();
+        cout << "exporting kd tree ... ";
+        
+        if (!ExportKdTree(internKdTree))
+          {
+                cout << " error exporting kd tree with filename " 
+                         << internKdTree << endl;
+          }
+        else
+          {
+                cout << "finished in " 
+                         << TimeDiff(startTime, GetTime()) * 1e-3 
+                         << " secs" << endl;
+          }
+  }
+  
+  KdTreeStatistics(cout);
+  cout << mKdTree->GetBox() << endl;
+  
+  return true;
 }
 
@@ -1209 +1214 @@
                                            )
 {
+
   const long t1 = GetTime();
-
-#if 1
-  mRayCaster->SortRays(rays);
-  //cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
-
-  if (0) {
-        VssRayContainer tmpRays;
-        int m = 50000;
-        for (int i=m; i < m+20; i++) {
-          tmpRays.push_back(new VssRay(rays[i].mOrigin,
-                                                                   rays[i].mOrigin + 100.0f*rays[i].mDirection,
-                                                                   NULL,
-                                                                   NULL
-                                                                   )
-                                                );
-          
-        }
-        ExportRays("sorted_rays.x3d", tmpRays, 200);
+  if (rays.size() > 10000) {
+        mRayCaster->SortRays(rays);
+        cout<<"Rays sorted in "<<TimeDiff(t1, GetTime())<<" ms."<<endl;
+        
+        if (0) {
+          VssRayContainer tmpRays;
+          int m = 50000;
+          for (int i=m; i < m+20; i++) {
+                tmpRays.push_back(new VssRay(rays[i].mOrigin,
+                                                                         rays[i].mOrigin + 100.0f*rays[i].mDirection,
+                                                                         NULL,
+                                                                         NULL
+                                                                         )
+                                                  );
+                
+          }
+          ExportRays("sorted_rays.x3d", tmpRays, 200);
+        }
   }
-#endif
-  
-        SimpleRayContainer::const_iterator rit, rit_end = rays.end();
+  
+  SimpleRayContainer::const_iterator rit, rit_end = rays.end();
 
         SimpleRayContainer rayBucket;
@@ -1261 +1266 @@
                 }
         
-                if ((int)rays.size() > 10000 && i % 10000 == 0)
+                if ((int)rays.size() > 100000 && i % 100000 == 0)
                   cout<<"\r"<<i<<"/"<<(int)rays.size()<<"\r";
         }

GTP/trunk/Lib/Vis/Preprocessing/src/RayCaster.cpp

@@ -106 +106 @@
         else
         {
-                if (mPreprocessor.mDetectEmptyViewSpace) 
-                {
-                        if (DotProd(hit.mNormal, direction) >= -Limits::Small) 
-                        {       
-                                hit.mObject = NULL;
-                                return false;
-                        }
+          if (mPreprocessor.mDetectEmptyViewSpace)  {
+                if (DotProd(hit.mNormal, direction) >= -Limits::Small)  {       
+                  hit.mObject = NULL;
+                  return false;
                 }
-        }
-
+          }
+        }
+        
         return true;
 }
@@ -251 +249 @@
         // regardless of the pruneInvalidRays setting reject rays whic degenerate to a point
         if (EpsilonEqualV3(hitA.mPoint, hitB.mPoint, Limits::Small)) {
-                return 0;
+          return 0;
         }
         

GTP/trunk/Lib/Vis/Preprocessing/src/SamplingPreprocessor.cpp

@@ -11 +11 @@
 #include "VssRay.h"
 #include "SamplingStrategy.h"
+#include "RayCaster.h"
 
 
@@ -25 +26 @@
 SamplingPreprocessor::~SamplingPreprocessor()
 {
-  CLEAR_CONTAINER(mSampleRays);
-  CLEAR_CONTAINER(mVssSampleRays);
 }
 
@@ -91 +90 @@
 
   map<ViewCell *, HaltonSequence> dirHalton;
-  
+  int lastEvaluation = 0;
+  SimpleRayContainer rays;
+  VssRayContainer vssRays;
+
   while (samples < mTotalSamples) {
-        for (int i=0; i < mSamplesPerEvaluation;) {
-          SimpleRayContainer rays;
-          VssRayContainer vssRays;
-          //      vector<ViewCell *> viewcells;
+        for (int i=0; i < mSamplesPerPass;) {
+          
+          mRayCaster->InitPass();
           
           float r[5];
@@ -107 +108 @@
           if (!viewcell || !viewcell->GetValid())
                 continue;
-          
+
+          rays.clear();
+          vssRays.clear();
+
           for (; rays.size() < 16; ) {
-                if (i%100000 == 0)
-                  cout<<"+";
+                if (i%100000 == 0) {
+                  cout<<samples/1e6f<<"M rays, progress: "<<samples*100/mTotalSamples<<" %   \r";
+                }
                 
-                //              dirHalton.GetNext(2, r);
                 dirHalton[viewcell].GetNext(2, r);
                 direction = UniformRandomVector(r[0],r[1]);
                 //direction = UniformRandomVector();
                 
-                //              viewcells.push_back(viewcell);
                 // cast rays in both directions to make the number of samples comparable
                 // with the global sampling method which also casts a "double" ray per sample
@@ -133 +136 @@
                            true);
           
-          //      if (vssRays.size()!=32) {
-          //            cerr<<"wrong number of rays "<<(int)vssRays.size()<<endl;
-          //            exit(1);
-          //      }
 
           rssSamples += vssRays.size();
@@ -147 +146 @@
                         float pdf = 1.0f;
                         //                      ViewCell *viewcell = viewcells[j/2];
-
+                        
                         ObjectPvs &pvs = viewcell->GetPvs();
                         pvs.AddSampleDirtyCheck(obj, pdf);
@@ -157 +156 @@
                 }
           
-          CLEAR_CONTAINER(vssRays);
-          
           if (samples > mTotalSamples)
                 break;
         }
 
-#if 0
-        Debug<<"Valid viewcells before set validity: "<<mViewCellsManager->CountValidViewcells()<<endl;
-        mViewCellsManager->SetValidity(0, intersectables/2);
-        Debug<<"Valid viewcells after set validity: "<<mViewCellsManager->CountValidViewcells()<<endl;
-#endif
-        
-        //      mVssRays.PrintStatistics(mStats);
-        mStats <<
-          "#Time\n" << TimeDiff(startTime, GetTime())*1e-3<<endl<<
-          "#TotalSamples\n" <<samples<<endl<<
-          "#RssSamples\n" <<rssSamples<<endl;
-                  
-        mViewCellsManager->PrintPvsStatistics(mStats);
-        // ComputeRenderError();
-  }
-  
+
+        if (samples - lastEvaluation >= mSamplesPerEvaluation) {
+          mViewCellsManager->PrintPvsStatistics(mStats);
+          mStats <<
+                "#Pass\n" <<mPass<<endl<<
+                "#Time\n" << TimeDiff(startTime, GetTime())<<endl<<
+                "#TotalSamples\n" <<samples<<endl<<
+                "#RssSamples\n" <<rssSamples<<endl;
+          lastEvaluation = samples;
+
+          if (renderer) {
+                ComputeRenderError();
+          }
+          
+        }
+  }
   if (0) {
         Exporter *exporter = Exporter::GetExporter("ray-density.x3d"); 
@@ -185 +182 @@
         delete exporter;
   }
-  
-  
-  // $$JB temporary removed
+        
+        
+        // $$JB temporary removed
   //    mViewCellsManager->PostProcess(objects, mSampleRays);
   

GTP/trunk/Lib/Vis/Preprocessing/src/run_test_pompeii

@@ -2 +2 @@
 
 #COMMAND="./release/preprocessor.exe -preprocessor_quit_on_finish+"
-COMMAND="../scripts/preprocessor.sh -preprocessor_quit_on_finish+ -preprocessor_use_gl_renderer- -preprocessor_evaluate_filter+ -preprocessor_detect_empty_viewspace-"
+COMMAND="../scripts/preprocessor.sh -preprocessor_quit_on_finish+ -preprocessor_use_gl_renderer- -preprocessor_evaluate_filter- -preprocessor_detect_empty_viewspace- -total_samples=500000000"
 
 
@@ -8 +8 @@
 VIEWCELLS=../data/Pompeii/pompeii_big-seq-viewcells.xml.gz
 
-PREFIX=../work/plots/osp-pompeii3-1e5
+PREFIX=../work/plots/osp-pompeii4-1e5
 
 # $COMMAND -preprocessor=combined -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
@@ -16 +16 @@
 #  -preprocessor_histogram_file=$PREFIX-i-mixed-b1-n4n.hlog
 
-# n - no origin mutation, q=2, reverse samples
+# # n - no origin mutation, q=2, reverse samples
 
-$COMMAND -preprocessor=combined -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
- -rss_distributions=mutation+object_direction+spatial \
- -view_cells_use_kd_pvs- -af_use_kd_pvs- \
- -preprocessor_visibility_file=$PREFIX-i-mixed-bvh-n4n.xml \
- -preprocessor_stats=$PREFIX-i-mixed-bvh-n4n.log \
- -preprocessor_histogram_file=$PREFIX-i-mixed-bvh-n4n.hlog
+# $COMMAND -preprocessor=combined -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
+#  -rss_distributions=mutation+object_direction+spatial \
+#  -view_cells_use_kd_pvs- -af_use_kd_pvs- \
+#  -preprocessor_visibility_file=$PREFIX-i-mixed-bvh-n4n.xml \
+#  -preprocessor_stats=$PREFIX-i-mixed-bvh-n4n.log \
+#  -preprocessor_histogram_file=$PREFIX-i-mixed-bvh-n4n.hlog
 
-# $COMMAND -preprocessor=sampling -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
-# -preprocessor_visibility_file=$PREFIX-r-reference.xml \
-# -view_cells_filter_max_size=1 -preprocessor_stats=$PREFIX-r-reference.log \
-# -preprocessor_histogram_file=$PREFIX-r-reference.hlog
+$COMMAND -preprocessor=sampling -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
+-preprocessor_visibility_file=$PREFIX-r-reference.xml \
+-view_cells_filter_max_size=1 -preprocessor_stats=$PREFIX-r-reference.log \
+-preprocessor_histogram_file=$PREFIX-r-reference.hlog
 
-# $COMMAND -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
-#  -rss_distributions=direction -view_cells_filter_max_size=1 \
-#  -preprocessor_visibility_file=$PREFIX-r-reference-global.xml \
-#  -preprocessor_stats=$PREFIX-r-reference-global.log \
-#  -preprocessor_histogram_file=$PREFIX-r-reference-global.hlog
+$COMMAND -scene_filename=$SCENE -view_cells_filename=$VIEWCELLS \
+ -rss_distributions=direction -view_cells_filter_max_size=1 \
+ -preprocessor_visibility_file=$PREFIX-r-reference-global.xml \
+ -preprocessor_stats=$PREFIX-r-reference-global.log \
+ -preprocessor_histogram_file=$PREFIX-r-reference-global.hlog
 
 #mutation+object_direction+