Changeset 3246 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp

Timestamp:

01/04/09 21:48:45 (15 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp (modified) (28 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp

@@ -113 +113 @@
 /// max depth where candidates for tighter bounds are searched
 int maxDepthForTestingChildren = 3;
-
+/// use full resolution for ssao or half
 bool ssaoUseFullResolution = false;
 
@@ -140 +140 @@
 
 ViewCellsTree *viewCellsTree = NULL;
+ViewCell *viewCell = NULL;
 
 static int globalVisibleId = 0;
 
-ViewCell *viewCell = NULL;
 
 
@@ -255 +255 @@
 bool useLenseFlare = true;
 
+bool usePvs = false;
+
+
 PerfTimer frameTimer, algTimer;
 /// the performance graph window
@@ -263 +266 @@
 static Matrix4x4 invTrafo = IdentityMatrix();
 
+float mouseMotion = 0.2f;
+
 
 //////////////
-//-- algorithm parameters
+//-- chc++ algorithm parameters
 
 /// the pixel threshold where a node is still considered invisible 
@@ -356 +361 @@
 SceneQuery *GetOrCreateSceneQuery();
 
-void RenderPvs();
+void LoadPvs();
+
+void LoadVisibilitySolution();
+
+void RenderViewCell();
 
 
@@ -419 +428 @@
                 env.GetFloatParam(string("keyForwardMotion"), keyForwardMotion);
                 env.GetFloatParam(string("keyRotation"), keyRotation);
+                env.GetFloatParam(string("mouseMotion"), mouseMotion);
                 env.GetFloatParam(string("tempCohFactor"), ssaoTempCohFactor);
                 env.GetFloatParam(string("turbitity"), turbitity);
@@ -443 +453 @@
                 env.GetStringParam(string("filename"), filename);
                 env.GetStringParam(string("visibilitySolution"), visibilitySolution);
+
+                env.GetBoolParam(string("usePvs"), usePvs);
 
                 //env.GetStringParam(string("modelPath"), model_path);
@@ -474 +486 @@
                 cout << "stats filename: " << statsFilename << endl;
                 cout << "filename: " << filename << endl;
+                cout << "use PVS: " << usePvs << endl;
                 cout << "visibilitySolution: " << visibilitySolution << endl;
                 
@@ -558 +571 @@
 
         //LoadModel("fisch.dem", dynamicObjects);
-        LoadModel("hbuddha.dem", dynamicObjects);
+        //LoadModel("hbuddha.dem", dynamicObjects);
 
         //LoadModel("venusm.dem", dynamicObjects);
@@ -568 +581 @@
         resourceManager->mUseSpecialColors = false;
 
+        /*
         buddha = dynamicObjects.back();
         
@@ -594 +608 @@
                 dynamicObjects.push_back(ent);
         }
-
+        */
 
 /*      int cityEntities = LoadModel("vienna_full_hp.dem", dynamicObjects);
@@ -619 +633 @@
         /// set the depth of the bvh depending on the triangles per leaf node
         bvh->SetVirtualLeaves(trianglesPerVirtualLeaf);
-
-        ///////////
-        //-- load the visibility solution
-
-        const string vis_filename = 
-                string(model_path + visibilitySolution + ".vis");
-
-        VisibilitySolutionLoader visLoader;
-
-        viewCellsTree = visLoader.Load(vis_filename, bvh);
-
 
         // set far plane based on scene extent
@@ -753 +756 @@
 void InitGLstate() 
 {
-        glClearColor(0.4f, 0.4f, 0.4f, 1.0f);
+        glClearColor(0.4f, 0.4f, 0.4f, 1e20f);
         
         glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
@@ -1063 +1066 @@
 void MainLoop() 
 {       
-        Matrix4x4 oldTrafo = buddha->GetTransform()->GetMatrix();
-        Vector3 buddhaPos = motionPath->GetCurrentPosition();
-        Matrix4x4 trafo = TranslationMatrix(buddhaPos);
-        
-        buddha->GetTransform()->SetMatrix(trafo);
-
-#if TODO
-        /*for (int i = 0; i < 10; ++ i)
-        {
-                SceneEntity *ent = dynamicObjects[i];
-                Vector3 newPos = ent->GetWorldCenter();
-
-                if (GetOrCreateSceneQuery()->CalcIntersection(newPos))
+        if (buddha)
+        {
+                Matrix4x4 oldTrafo = buddha->GetTransform()->GetMatrix();
+                Vector3 buddhaPos = motionPath->GetCurrentPosition();
+                Matrix4x4 trafo = TranslationMatrix(buddhaPos);
+
+                buddha->GetTransform()->SetMatrix(trafo);
+
+#if TODO // drop objects on ground floor
+                for (int i = 0; i < 10; ++ i)
                 {
-                        Matrix4x4 mat = TranslationMatrix(newPos - ent->GetCenter());
-                        ent->GetTransform()->SetMatrix(mat);
+                        SceneEntity *ent = dynamicObjects[i];
+                        Vector3 newPos = ent->GetWorldCenter();
+
+                        if (GetOrCreateSceneQuery()->CalcIntersection(newPos))
+                        {
+                                Matrix4x4 mat = TranslationMatrix(newPos - ent->GetCenter());
+                                ent->GetTransform()->SetMatrix(mat);
+                        }
                 }
-        }*/
 #endif
 
 
-        /////////////////////////
-        //-- update animations
-
-        //const float rotAngle = M_PI * 1e-3f;
-        const float rotAngle = 1.0f * M_PI / 180.0f;
-
-        Matrix4x4 rotMatrix = RotationZMatrix(rotAngle);
-        dynamicObjects[1]->GetTransform()->MultMatrix(rotMatrix);
-
-        motionPath->Move(0.01f);
-
+                /////////////////////////
+                //-- update animations
+
+                //const float rotAngle = M_PI * 1e-3f;
+                const float rotAngle = 1.0f * M_PI / 180.0f;
+
+                Matrix4x4 rotMatrix = RotationZMatrix(rotAngle);
+                dynamicObjects[1]->GetTransform()->MultMatrix(rotMatrix);
+
+                motionPath->Move(0.01f);
+        }
 
 
@@ -1181 +1186 @@
         glEnableClientState(GL_VERTEX_ARRAY);
 
+        if (usePvs)
+        {
+                if (!viewCellsTree) LoadVisibilitySolution();
+                LoadPvs();      
+        }
+
         // render with the specified method (forward rendering, forward + depth, deferred)
         switch (renderMethod)
@@ -1260 +1271 @@
         else
         {
-                RenderPvs();
-
                 // actually render the scene geometry using the specified algorithm
                 traverser->RenderScene();
@@ -1283 +1292 @@
         const int sunVisiblePixels = useLenseFlare  &&  useDeferred ? TestSunVisible() : 0;
 
+        
 
         ///////////////
@@ -1574 +1584 @@
                 // make a snapshot of the current frame
                 makeSnapShot = true;
+                break;
+        case '.':
+                // enable / disable view cells
+                usePvs = !usePvs;
+                if (!usePvs) SceneEntity::SetGlobalVisibleId(-1);
                 break;
         default:
@@ -1829 +1844 @@
         camera->Pitch(eyeXAngle);
 
-        pos += horView * (yMotionBegin - y) * 0.2f;
+        pos += horView * (yMotionBegin - y) * mouseMotion;
         
         camera->SetPosition(pos);
@@ -1897 +1912 @@
         rVec = rot * rVec;
         
-        pos -= rVec * (x - horizontalMotionBegin) * 0.1f;
-        pos[2] += (verticalMotionBegin - y) * 0.1f;
+        pos -= rVec * (x - horizontalMotionBegin) * mouseMotion;
+        pos[2] += (verticalMotionBegin - y) * mouseMotion;
 
         camera->SetPosition(pos);
@@ -1960 +1975 @@
 void DisplayVisualization()
 {
+        // render current view cell
+        if (usePvs) RenderViewCell();
+        
+        visualization->SetViewCell(usePvs ? viewCell : NULL);
         visualization->SetFrameId(traverser->GetCurrentFrameId());
-        visualization->SetViewCell(viewCell);
+        
 
         Begin2D();
@@ -2229 +2248 @@
                         sprintf(msg[i ++], "multiqueries: %d, tight bounds: %d, render queue: %d", 
                                         useMultiQueries, useTightBounds, useRenderQueue);
-                        sprintf(msg[i ++], "render technique: %s, SSAO: %d", renderMethodStr[renderMethod], useAdvancedShading);
+                        sprintf(msg[i ++], "render technique: %s, use pvss: %d", renderMethodStr[renderMethod], usePvs);
                         sprintf(msg[i ++], "triangles per virtual leaf: %5d", trianglesPerVirtualLeaf);
                         sprintf(msg[i ++], "assumed visible frames: %4d, max batch size: %4d", 
@@ -2267 +2286 @@
                         sprintf(msg[i ++], "traversed: %5d, frustum culled: %5d, query culled: %5d",
                                 traversedNodes, frustumCulledNodes, queryCulledNodes);
-                        sprintf(msg[i ++], "issued queries: %5d, renderState changes: %5d, render batches: %5d", 
+                        sprintf(msg[i ++], "issued queries: %5d, renderstate changes: %5d, render batches: %5d", 
                                 issuedQueries, stateChanges, numBatches);
 
@@ -2531 +2550 @@
         tech.Init();
 
-        //tech.SetLightingEnabled(false);
-        //tech.SetDepthWriteEnabled(false);
-
         tech.SetEmmisive(RgbaColor(1.0f, 1.0f, 1.0f, 1.0f));
         tech.SetDiffuse(RgbaColor(1.0f, 1.0f, 1.0f, 1.0f));
@@ -2542 +2558 @@
 
 
-void RenderPvs()
+void LoadPvs()
 {
         viewCell = viewCellsTree->GetViewCell(camera->GetPosition());
@@ -2551 +2567 @@
         {
                 SceneEntity *ent = viewCell->mPvs.GetEntry(i);
-                //ent->Render(&renderState);
                 ent->SetVisibleId(globalVisibleId);
 
@@ -2558 +2573 @@
 
         SceneEntity::SetGlobalVisibleId(globalVisibleId ++);
-
+}
+
+
+void LoadVisibilitySolution()
+{
+        ///////////
+        //-- load the visibility solution
+
+        const string vis_filename = 
+                string(model_path + visibilitySolution + ".vis");
+
+        VisibilitySolutionLoader visLoader;
+
+        viewCellsTree = visLoader.Load(vis_filename, bvh);
+}
+
+
+void RenderViewCell()
+{
         // render current view cell
         static Technique vcTechnique = GetVizTechnique();
@@ -2564 +2597 @@
         vcTechnique.Render(&renderState);
         Visualization::RenderBoxForViz(viewCell->GetBox());
-
-        visualization->SetViewCell(viewCell);
-
-        //cout << "pvs: " << vc->mPvs.Size() << " triangles: " << numTriangles << endl;
-}
+}