Changeset 1021 for GTP/trunk/Lib/Vis/Preprocessing/src/ViewCellsManager.h

Timestamp:

06/19/06 16:14:40 (18 years ago)

Author:

mattausch

Message:

added view cells manager for vsposptree

File:

• GTP/trunk/Lib/Vis/Preprocessing/src/ViewCellsManager.h (modified) (13 diffs)

GTP/trunk/Lib/Vis/Preprocessing/src/ViewCellsManager.h

@@ -32 +32 @@
 class MergeCandidate;
 class BoundingBoxConverter;
+class VspTree;
+class OspTree;
+class VspNode;
 
 
@@ -66 +69 @@
 
         /// view cell container types
-        enum {BSP, KD, VSP_KD, VSP_BSP};
+        enum {BSP, KD, VSP_KD, VSP_BSP, VSP_OSP};
   
         /// render cost evaluation type
@@ -369 +372 @@
         void CollectViewCells(const int n);
 
-        /** Returns true if this (logical) view cell is equal to a spatial node.
-        */
-        virtual bool EqualToSpatialNode(ViewCell *viewCell) const;
-
         /** Sets current view cells set to active, i.e., the sampling is done in this view cell set.
         */
@@ -472 +471 @@
 
 
+        /** Returns true if this view cell is equivalent to a node of the spatial hierarchy.
+        */
+        virtual bool EqualToSpatialNode(ViewCell *viewCell) const;
+
 protected:
         /** Exports bounding boxes as xml stream
@@ -528 +531 @@
         /** Sets exporter color.
         */
-        virtual void ExportColor(Exporter *exporter, ViewCell *vc) const = 0;
+        virtual void ExportColor(Exporter *exporter, ViewCell *vc) const;
 
         /** Returns volume of the view space.
@@ -619 +622 @@
         /// if rays should be used to collect merge candidates
         bool mUseRaysForMerge;
+
         /// if there should be an additional merge step after the subdivision
         bool mMergeViewCells;
@@ -718 +722 @@
 protected:
 
-
         void CollectViewCells();
 
-        void ExportColor(Exporter *exporter, ViewCell *vc) const;
         
         /// the BSP tree.
@@ -799 +801 @@
         KdNode *GetNodeForPvs(KdLeaf *leaf);
 
-        void ExportColor(Exporter *exporter, ViewCell *vc) const;
-
 
         /// the BSP tree.
@@ -880 +880 @@
         BspNode *GetSpatialNode(ViewCell *viewCell) const;
 
-        /** Merges the view cells.
+        /** Merges view cells according to some criteria
         */
         void MergeViewCells(const VssRayContainer &rays, 
@@ -895 +895 @@
         
 
-        void ExportColor(Exporter *exporter, ViewCell *vc) const;
-
         /** Prepare view cells for use after loading them from disc.
         */
@@ -921 +919 @@
         void EvalFromPointQueries();
 
+        /** Exports visualization of the BSP splits.
+        */
+        void ExportSplits(const ObjectContainer &objects, 
+                                          const VssRayContainer &rays);
+
+        /** Exports visualization of the BSP PVS.
+        */
+        void ExportBspPvs(const ObjectContainer &objects,
+                                          const VssRayContainer &rays);
+
 
         /// the view space partition BSP tree.
@@ -928 +936 @@
 private:
 
-        /** Exports visualization of the BSP splits.
-        */
-        void ExportSplits(const ObjectContainer &objects, 
-                                          const VssRayContainer &rays);
+        /** test if subdivision is valid in terms of volume / area.
+        */
+        void TestSubdivision();
+};
+
+
+/**
+        Manages different higher order operations on the view cells.
+*/
+class VspOspViewCellsManager: public ViewCellsManager
+{
+
+public:
+
+        VspOspViewCellsManager(VspTree *tree, OspTree *ospTree);
+        ~VspOspViewCellsManager();
+
+        int ConstructSubdivision(const ObjectContainer &objects,
+                                                         const VssRayContainer &rays);
+
+        int PostProcess(const ObjectContainer &objects, 
+                                        const VssRayContainer &rays);
+
+        void Visualize(const ObjectContainer &objects,
+                                   const VssRayContainer &sampleRays);
+
+        int GetType() const;
+        
+        ViewCell *GenerateViewCell(Mesh *mesh = NULL) const;
+
+        bool ViewCellsConstructed() const;
+
+        
+        int CastLineSegment(const Vector3 &origin,
+                                                const Vector3 &termination,
+                                                ViewCellContainer &viewcells);
+
+        float GetProbability(ViewCell *viewCell);
+        
+        ViewCell *GetViewCell(const Vector3 &point, const bool active = false) const;
+
+        bool GetViewPoint(Vector3 &viewPoint) const;
+
+        bool ViewPointValid(const Vector3 &viewPoint) const;
+
+        void CreateMesh(ViewCell *vc);
+
+        bool ExportViewCells(const string filename, const bool exportPvs, const ObjectContainer &objects);
+
+        int CastBeam(Beam &beam);
+
+        void ExportViewCellGeometry(Exporter *exporter, 
+                                                                ViewCell *vc,
+                                                                const Plane3 *clipPlane = NULL) const;
+
+        void Finalize(ViewCell *viewCell, const bool createMesh);
+
+
+protected:
+
+        int ComputeBoxIntersections(const AxisAlignedBox3 &box, ViewCellContainer &viewCells) const;
+        
+        void CollectViewCells();
+
+
+        /** Prepare view cells for use after loading them from disc.
+        */
+        void PrepareLoadedViewCells();
+
+        /** Constructs merge hierarchy which corresponds to the spatial hierarchy.
+        */
+        ViewCell *ConstructSpatialMergeTree(VspNode *root);
+
+        void UpdatePvsForEvaluation(ViewCell *root, ObjectPvs &pvs);
 
         /** Exports visualization of the BSP PVS.
@@ -938 +1016 @@
                                           const VssRayContainer &rays);
 
-        /** test if subdivision is valid in terms of volume / area.
-        */
-        void TestSubdivision();
+
+        /// the view space partition tree.
+        VspTree *mVspTree;
+        OspTree *mOspTree;
 };