Changeset 931 for GTP/trunk/Lib/Vis/Preprocessing/src/ViewCellsParser.cpp

Timestamp:

05/08/06 18:57:11 (18 years ago)

Author:

mattausch

Message:

added bounding boxes to xml description

File:

• GTP/trunk/Lib/Vis/Preprocessing/src/ViewCellsParser.cpp (modified) (9 diffs)

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

@@ -65 +65 @@
 //  StdInParseHandlers: Constructors and Destructor
 // ---------------------------------------------------------------------------
-ViewCellsParseHandlers::ViewCellsParseHandlers(ObjectContainer *objects):
+ViewCellsParseHandlers::ViewCellsParseHandlers(ObjectContainer *objects, BoundingBoxConverter *bconverter):
   mElementCount(0)
   , mAttrCount(0)
@@ -77 +77 @@
   , mCurrentViewCell(NULL)
   , mCurrentBspNode(NULL)
-{
-        mObjects = objects;
+  , mObjects(objects)
+  , mBoundingBoxConverter(bconverter)
+{
+        // mObjects = objects;
 }
 
@@ -132 +134 @@
 }
 
+
 inline static bool vlt(ViewCell *v1, ViewCell *v2)
 {
@@ -144 +147 @@
 }
 
+
+void ViewCellsParseHandlers::EndBoundingBoxes()
+{
+        // bounding boxes gathered: associate object ids with bounding boxes
+        if (mBoundingBoxConverter)
+                mBoundingBoxConverter->IdentifyObjects(mIBoundingBoxes, *mObjects);
+}
 
 
@@ -208 +218 @@
         if (element == "ViewSpaceBox")
         {
+                Debug << "v";
+                StartViewSpaceBox(attributes);
+        }
+
+        // decides the used view cell hierarchy
+        if (element == "BoundingBox")
+        {
                 Debug << "b";
-                StartViewSpaceBox(attributes);
-        }
-
+                StartBoundingBox(attributes);
+        }
 
         // use different methods for the given view cell hierarchy types
@@ -379 +395 @@
 
 
+void ViewCellsParseHandlers::StartBoundingBox(AttributeList& attributes)
+{
+        int len = attributes.getLength();
+
+        Vector3 bmin, bmax;
+        int id;
+
+        for (int i = 0; i < len; ++ i) 
+        {
+                string attrName(StrX(attributes.getName(i)).LocalForm());
+                StrX attrValue(attributes.getValue(i));
+                const char *ptr = attrValue.LocalForm();
+
+
+                if (attrName == "id")
+                {
+                        sscanf(ptr, "%d", &id);
+                }
+
+                if (attrName == "min") 
+                {
+                        sscanf(ptr, "%f %f %f",
+                                   &bmin.x, &bmin.y, &bmin.z);
+                }
+                else if (attrName == "max") 
+                {
+                        sscanf(ptr, "%f %f %f",
+                                   &bmax.x, &bmax.y, &bmax.z);
+                }
+        }
+
+        AxisAlignedBox3 box(bmin, bmax);
+        mIBoundingBoxes.push_back(IndexedBoundingBox(id, box));
+
+        Debug << "view space box: " << mViewSpaceBox << endl;
+}
+
+
 void ViewCellsParseHandlers::StartBspLeaf(AttributeList& attributes)
 {
@@ -637 +691 @@
 bool ViewCellsParser::ParseFile(const string filename, 
                                                                 ViewCellsManager **viewCells,
-                                                                ObjectContainer *objects)
+                                                                ObjectContainer *objects,
+                                                                BoundingBoxConverter *bconverter)
 {
   // Initialize the XML4C system
@@ -669 +724 @@
   //  to do.
   //
-  ViewCellsParseHandlers handler(objects);
+  ViewCellsParseHandlers handler(objects, bconverter);
   parser->setDocumentHandler(&handler);
   parser->setErrorHandler(&handler);
@@ -724 +779 @@
   XMLPlatformUtils::Terminate();
   
-   // assign new view cells manager
+  //-- assign new view cells manager
   *viewCells = handler.mViewCellsManager;