Vendor thirdparty Bullet source for upcoming physics server backend

1 files changed, 165 insertions, 0 deletions

diff --git a/thirdparty/bullet/src/Bullet3Serialize/Bullet2FileLoader/b3File.h b/thirdparty/bullet/src/Bullet3Serialize/Bullet2FileLoader/b3File.h
new file mode 100644
index 0000000000..861056806d
--- /dev/null
+++ b/thirdparty/bullet/src/Bullet3Serialize/Bullet2FileLoader/b3File.h
@@ -0,0 +1,165 @@
+/*
+bParse
+Copyright (c) 2006-2009 Charlie C & Erwin Coumans  http://gamekit.googlecode.com
+
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the use of this software.
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it freely,
+subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef __BFILE_H__
+#define __BFILE_H__
+
+#include "b3Common.h"
+#include "b3Chunk.h"
+#include <stdio.h>
+
+namespace bParse {
+
+	// ----------------------------------------------------- //
+	enum bFileFlags
+	{
+		FD_INVALID   =0,
+		FD_OK        =1,
+		FD_VOID_IS_8 =2,
+		FD_ENDIAN_SWAP      =4,
+		FD_FILE_64   =8,
+		FD_BITS_VARIES    =16,
+		FD_VERSION_VARIES = 32,
+		FD_DOUBLE_PRECISION =64,
+		FD_BROKEN_DNA = 128
+	};
+
+	enum bFileVerboseMode
+	{
+		FD_VERBOSE_EXPORT_XML = 1,
+		FD_VERBOSE_DUMP_DNA_TYPE_DEFINITIONS = 2,
+		FD_VERBOSE_DUMP_CHUNKS = 4,
+		FD_VERBOSE_DUMP_FILE_INFO=8,
+	};
+	// ----------------------------------------------------- //
+	class bFile
+	{
+	protected:
+		
+		char				m_headerString[7];
+
+		bool				mOwnsBuffer;
+		char*				mFileBuffer;
+		int					mFileLen;
+		int					mVersion;
+
+
+		bPtrMap				mLibPointers;
+
+		int					mDataStart;
+		bDNA*				mFileDNA;
+		bDNA*				mMemoryDNA;
+
+		b3AlignedObjectArray<char*>	m_pointerFixupArray;
+		b3AlignedObjectArray<char*>	m_pointerPtrFixupArray;
+		
+		b3AlignedObjectArray<bChunkInd>	m_chunks;
+        b3HashMap<b3HashPtr, bChunkInd> m_chunkPtrPtrMap;
+
+        // 
+	
+		bPtrMap				mDataPointers;
+
+		
+		int					mFlags;
+
+		// ////////////////////////////////////////////////////////////////////////////
+
+			// buffer offset util
+		int getNextBlock(bChunkInd *dataChunk,  const char *dataPtr, const int flags);
+		void safeSwapPtr(char *dst, const char *src);
+
+		virtual	void parseHeader();
+		
+		virtual	void parseData() = 0;
+
+		void resolvePointersMismatch();
+		void resolvePointersChunk(const bChunkInd& dataChunk, int verboseMode);
+
+		int resolvePointersStructRecursive(char *strcPtr, int old_dna, int verboseMode, int recursion);
+		//void swapPtr(char *dst, char *src);
+
+		void parseStruct(char *strcPtr, char *dtPtr, int old_dna, int new_dna, bool fixupPointers);
+		void getMatchingFileDNA(short* old, const char* lookupName, const char* lookupType, char *strcData, char *data, bool fixupPointers);
+		char* getFileElement(short *firstStruct, char *lookupName, char *lookupType, char *data, short **foundPos);
+
+
+		void swap(char *head, class bChunkInd& ch, bool ignoreEndianFlag);
+		void swapData(char *data, short type, int arraySize, bool ignoreEndianFlag);
+		void swapStruct(int dna_nr, char *data, bool ignoreEndianFlag);
+		void swapLen(char *dataPtr);
+		void swapDNA(char* ptr);
+
+
+		char* readStruct(char *head, class bChunkInd& chunk);
+		char *getAsString(int code);
+
+		void	parseInternal(int verboseMode, char* memDna,int memDnaLength);
+
+	public:
+		bFile(const char *filename, const char headerString[7]);
+		
+		//todo: make memoryBuffer const char
+		//bFile( const char *memoryBuffer, int len);
+		bFile( char *memoryBuffer, int len, const char headerString[7]);
+		virtual ~bFile();
+
+		bDNA*				getFileDNA()
+		{
+			return mFileDNA;
+		}
+
+		virtual	void	addDataBlock(char* dataBlock) = 0;
+
+		int	getFlags() const
+		{
+			return mFlags;
+		}
+
+		bPtrMap&		getLibPointers()
+		{
+			return mLibPointers;
+		}
+		
+		void* findLibPointer(void *ptr);
+
+		bool ok();
+
+		virtual	void parse(int verboseMode) = 0;
+
+		virtual	int	write(const char* fileName, bool fixupPointers=false) = 0;
+
+		virtual	void	writeChunks(FILE* fp, bool fixupPointers );
+
+		virtual	void	writeDNA(FILE* fp) = 0;
+
+		void	updateOldPointers();
+		void	resolvePointers(int verboseMode);
+
+		void	dumpChunks(bDNA* dna);
+		
+		int		getVersion() const
+		{
+			return mVersion;
+		}
+		//pre-swap the endianness, so that data loaded on a target with different endianness doesn't need to be swapped
+		void preSwap();
+		void writeFile(const char* fileName);
+
+	};
+}
+
+
+#endif//__BFILE_H__