Serialization fix: workaround for conflicting SDNA data -> SDNANAME (needs better fix)

Serialization fix imported from gamekit, see http://code.google.com/p/gamekit/source/detail?r=433

Extras/Serialize/BlenderSerialize/bBlenderFile.cpp

@@ -96,6 +96,7 @@ void bBlenderFile::parseData()
 		// lookup maps
 		if (id)
 		{
+            m_chunkPtrPtrMap.insert(dataChunk.oldPtr, dataChunk);
 			mLibPointers.insert(dataChunk.oldPtr, (bStructHandle*)id);
 
 			m_chunks.push_back(dataChunk);

Extras/Serialize/BulletFileLoader/bFile.cpp

@@ -193,7 +193,7 @@ void bFile::parseInternal(bool verboseDumpAllTypes, char* memDna,int memDnaLengt
 
 		if (!mDataStart && strncmp(tempBuffer, "REND", 4)==0)
 			mDataStart = i;
-		if (!sdnaPos && strncmp(tempBuffer, "SDNA", 4)==0)
+		if (!sdnaPos && strncmp(tempBuffer, "SDNANAME", 8)==0)
 			sdnaPos = i;
 
 		if (mDataStart && sdnaPos) break;
@@ -778,8 +778,6 @@ void bFile::swapStruct(int dna_nr, char *data)
 	}
 }
 
-
-
 void bFile::resolvePointersMismatch()
 {
 //	printf("resolvePointersStructMismatch\n");
@@ -801,44 +799,46 @@ void bFile::resolvePointersMismatch()
 //			printf("pointer not found: %x\n",cur);
 		}
 	}
+
     for (i=0;i<	m_pointerPtrFixupArray.size();i++)
 	{
 		char* cur= m_pointerPtrFixupArray.at(i);
 		void** ptrptr = (void**)cur;
-		void *ptr = findLibPointer(*ptrptr);
-		if (ptr)
-		{
-			(*ptrptr) = ptr;
     
-			void **array= (void**)(*(ptrptr));
-			//int ptrMem = mMemoryDNA->getPointerSize();
+        bChunkInd *block = m_chunkPtrPtrMap.find(*ptrptr);
+		if (block)
+		{
+            int ptrMem = mMemoryDNA->getPointerSize();
 		    int ptrFile = mFileDNA->getPointerSize();
 
-			int n=0;
-			void *lookup = array[n];
 
-			if (lookup)
+            int blockLen = block->len / ptrFile;
+            int blkAlloc = blockLen * ptrMem;
+
+            void *onptr = findLibPointer(*ptrptr);
+            if (onptr)
             {
-				char *oldPtr = (char*)array;
-				btAlignedObjectArray<btPointerUid> pointers;
+                char *newPtr = new char[blkAlloc * ptrMem];
+                addDataBlock(newPtr);
+                memset(newPtr, 0, blkAlloc * ptrMem);
 
-				while(lookup)
+                void **onarray = (void**)onptr;
+                char *oldPtr = (char*)onarray;
+
+                int p = 0;
+                while (blkAlloc-- > 0)
                 {
                     btPointerUid dp = {0};
-					safeSwapPtr((char*)dp.m_uniqueIds, (char*)(oldPtr + (n * ptrFile)));
+                    safeSwapPtr((char*)dp.m_uniqueIds, oldPtr);
 
-					lookup = findLibPointer(dp.m_ptr);
-					if (!lookup) break;
+                    void **tptr = (void**)(newPtr + p * ptrMem);
+                    *tptr = findLibPointer(dp.m_ptr);
 
-					pointers.push_back(dp);
-					++n;
+                    oldPtr += ptrFile;
+                    ++p;
                 }
 
-				for (int j=0; j<n; ++j)
-				{
-					array[j] = findLibPointer(pointers[j].m_ptr);
-					assert(array[j]);
-				}
+                *ptrptr = newPtr;
             }
 		}
 	}

Extras/Serialize/BulletFileLoader/bFile.h

@@ -60,6 +60,7 @@ namespace bParse {
 		btAlignedObjectArray<char*>	m_pointerPtrFixupArray;
 		
 		btAlignedObjectArray<bChunkInd>	m_chunks;
+        btHashMap<btHashPtr, bChunkInd> m_chunkPtrPtrMap;
 
         // 
 	

Extras/Serialize/BulletFileLoader/btBulletFile.cpp

@@ -144,6 +144,7 @@ void btBulletFile::parseData()
 				// lookup maps
 				if (id)
 				{
+					m_chunkPtrPtrMap.insert(dataChunk.oldPtr, dataChunk);
 					mLibPointers.insert(dataChunk.oldPtr, (bStructHandle*)id);
 
 					m_chunks.push_back(dataChunk);