16 #ifndef BT_SERIALIZER_H    17 #define BT_SERIALIZER_H    22 #if !defined( __CELLOS_LV2__) && !defined(__MWERKS__)    75         virtual const unsigned char*            getBufferPointer() 
const = 0;
    77         virtual int             getCurrentBufferSize() 
const = 0;
    79         virtual btChunk*        allocate(
size_t size, 
int numElements) = 0;
    81         virtual void    finalizeChunk(
btChunk* chunk, 
const char* structType, 
int chunkCode,
void* oldPtr)= 0;
    83         virtual  void*  findPointer(
void* oldPtr)  = 0;
    85         virtual void*   getUniquePointer(
void*oldPtr) = 0;
    87         virtual void    startSerialization() = 0;
    89         virtual void    finishSerialization() = 0;
    91         virtual const char*     findNameForPointer(
const void* ptr) 
const = 0;
    93         virtual void    registerNameForPointer(
const void* ptr, 
const char* name) = 0;
    95         virtual void    serializeName(
const char* ptr) = 0;
    97         virtual int             getSerializationFlags() 
const = 0;
    99         virtual void    setSerializationFlags(
int flags) = 0;
   101         virtual int getNumChunks() 
const = 0;
   103         virtual const btChunk* getChunk(
int chunkIndex) 
const = 0;
   109 #define BT_HEADER_LENGTH 12   110 #if defined(__sgi) || defined (__sparc) || defined (__sparc__) || defined (__PPC__) || defined (__ppc__) || defined (__BIG_ENDIAN__)   111 #       define BT_MAKE_ID(a,b,c,d) ( (int)(a)<<24 | (int)(b)<<16 | (c)<<8 | (d) )   113 #       define BT_MAKE_ID(a,b,c,d) ( (int)(d)<<24 | (int)(c)<<16 | (b)<<8 | (a) )   117 #define BT_MULTIBODY_CODE       BT_MAKE_ID('M','B','D','Y')   118 #define BT_SOFTBODY_CODE                BT_MAKE_ID('S','B','D','Y')   119 #define BT_COLLISIONOBJECT_CODE BT_MAKE_ID('C','O','B','J')   120 #define BT_RIGIDBODY_CODE               BT_MAKE_ID('R','B','D','Y')   121 #define BT_CONSTRAINT_CODE              BT_MAKE_ID('C','O','N','S')   122 #define BT_BOXSHAPE_CODE                BT_MAKE_ID('B','O','X','S')   123 #define BT_QUANTIZED_BVH_CODE   BT_MAKE_ID('Q','B','V','H')   124 #define BT_TRIANLGE_INFO_MAP    BT_MAKE_ID('T','M','A','P')   125 #define BT_SHAPE_CODE                   BT_MAKE_ID('S','H','A','P')   126 #define BT_ARRAY_CODE                   BT_MAKE_ID('A','R','A','Y')   127 #define BT_SBMATERIAL_CODE              BT_MAKE_ID('S','B','M','T')   128 #define BT_SBNODE_CODE                  BT_MAKE_ID('S','B','N','D')   129 #define BT_DYNAMICSWORLD_CODE   BT_MAKE_ID('D','W','L','D')   130 #define BT_DNA_CODE                             BT_MAKE_ID('D','N','A','1')   204                 void** ptr = m_chunkP.
find(oldPtr);
   216                         btChunk* dnaChunk = allocate(m_dnaLength,1);
   217                         memcpy(dnaChunk->
m_oldPtr,m_dna,m_dnaLength);
   225                         const int* valuePtr = mTypeLookup.
find(key);
   239                         littleEndian= ((
char*)&littleEndian)[0];
   243                         memcpy(m_dna,bdnaOrg,dnalen);
   244                         m_dnaLength = dnalen;
   248                         char *cp = 0;
int dataLen =0;
   249                         intPtr = (
int*)m_dna;
   259                         if (strncmp((
const char*)m_dna, 
"SDNA", 4)==0)
   275                         for ( i=0; i<dataLen; i++)
   291                         btAssert(strncmp(cp, 
"TYPE", 4)==0); intPtr++;
   301                         for (i=0; i<dataLen; i++)
   319                         btAssert(strncmp(cp, 
"TLEN", 4)==0); intPtr++;
   321                         dataLen = (int)mTypes.
size();
   323                         shtPtr = (
short*)intPtr;
   324                         for (i=0; i<dataLen; i++, shtPtr++)
   331                         if (dataLen & 1) shtPtr++;
   344                         intPtr = (
int*)shtPtr;
   346                         btAssert(strncmp(cp, 
"STRC", 4)==0); intPtr++;
   354                         shtPtr = (
short*)intPtr;
   355                         for (i=0; i<dataLen; i++)
   367                                         for (
int a=0; a<len; a++, shtPtr+=2)
   375                                         shtPtr+= (2*shtPtr[1])+2;
   380                         for (i=0; i<(int)mStructs.
size(); i++)
   382                                 short *strc = mStructs.
at(i);
   383                                 mStructReverse.
insert(strc[0], i);
   394                         :m_uniqueIdGenerator(0),
   395                         m_totalSize(totalSize),
   399                         m_serializationFlags(0)
   403                 m_buffer = m_totalSize?(
unsigned char*)
btAlignedAlloc(totalSize,16):0;
   408                 m_ownsBuffer = 
false;
   411                         const bool VOID_IS_8 = ((
sizeof(
void*)==8));
   413 #ifdef BT_INTERNAL_UPDATE_SERIALIZATION_STRUCTURES   430 #else //BT_INTERNAL_UPDATE_SERIALIZATION_STRUCTURES   438 #endif //BT_INTERNAL_UPDATE_SERIALIZATION_STRUCTURES   444                         if (m_buffer && m_ownsBuffer)
   452                         const bool VOID_IS_8 = ((
sizeof(
void*) == 8));
   462                         const bool VOID_IS_8 = ((
sizeof(
void*) == 8));
   472                         writeHeader(m_buffer);
   480 #ifdef  BT_USE_DOUBLE_PRECISION   481                         memcpy(buffer, 
"BULLETd", 7);
   483                         memcpy(buffer, 
"BULLETf", 7);
   484 #endif //BT_USE_DOUBLE_PRECISION   487                         littleEndian= ((
char*)&littleEndian)[0];
   489                         if (
sizeof(
void*)==8)
   514                         m_uniqueIdGenerator= 1;
   537                                 unsigned char* currentPtr = m_buffer;
   538                                 writeHeader(m_buffer);
   541                                 for (
int i=0;i< m_chunkPtrs.
size();i++)
   544                                         memcpy(currentPtr,m_chunkPtrs[i], curLength);
   546                                         currentPtr+=curLength;
   554                         mStructReverse.
clear();
   556                         m_skipPointers.
clear();
   559                         m_uniquePointers.
clear();
   575                         void** ptr2 = m_skipPointers[oldPtr];
   581                         m_uniqueIdGenerator++;
   586                         m_uniquePointers.
insert(oldPtr,uid);
   598                         return  m_currentSize;
   608                         chunk->
m_dna_nr = getReverseType(structType);
   612                         void* uniquePtr = getUniquePointer(oldPtr);
   614                         m_chunkP.
insert(oldPtr,uniquePtr);
   622                         unsigned char* ptr = 0;
   626                                 ptr = m_buffer+m_currentSize;
   627                                 m_currentSize += int(size);
   628                                 btAssert(m_currentSize<m_totalSize);
   632                                 m_currentSize += int(size);
   642                         unsigned char* ptr = internalAlloc(
int(size)*numElements+
sizeof(
btChunk));
   644                         unsigned char* data = ptr + 
sizeof(
btChunk);
   648                         chunk->m_oldPtr = data;
   649                         chunk->m_length = int(size)*numElements;
   650                         chunk->m_number = numElements;
   660                         const char*
const * namePtr = m_nameMap.
find(ptr);
   661                         if (namePtr && *namePtr)
   669                         m_nameMap.
insert(ptr,name);
   677                                 if (findPointer((
void*)name))
   685                                         int padding = ((newLen+3)&~3)-newLen;
   689                                         btChunk* chunk = allocate(
sizeof(
char),newLen);
   690                                         char* destinationName = (
char*)chunk->
m_oldPtr;
   691                                         for (
int i=0;i<len;i++)
   693                                                 destinationName[i] = name[i];
   695                                         destinationName[len] = 0;
   703                         return m_serializationFlags;
   708                         m_serializationFlags = flags;
   712                         return m_chunkPtrs.
size();
   717                         return m_chunkPtrs[chunkIndex];
   727 #ifdef ENABLE_INMEMORY_SERIALIZER   738     btInMemorySerializer(
int totalSize=0, 
unsigned char*        buffer=0)
   744     virtual void startSerialization()
   746         m_uid2ChunkPtr.
clear();
   753     btChunk* findChunkFromUniquePointer(
void* uniquePointer)
   755         btChunk** chkPtr = m_uid2ChunkPtr[uniquePointer];
   763         virtual void    registerNameForPointer(
const void* ptr, 
const char* name)
   766        m_names2Ptr.
insert(name,ptr);
   769     virtual void finishSerialization()
   773     virtual void* getUniquePointer(
void*oldPtr)
   779         btChunk* chunk = findChunkFromUniquePointer(oldPtr);
   785             const char* n = (
const char*) oldPtr;
   786             const void** ptr = m_names2Ptr[n];
   792                         void** ptr2 = m_skipPointers[oldPtr];
   809     virtual void finalizeChunk(
btChunk* chunk, 
const char* structType, 
int chunkCode,
void* oldPtr)
   816         chunk->
m_dna_nr = getReverseType(structType);
   819         m_chunkP.insert(oldPtr,oldPtr);
   822         void* uid = findPointer(oldPtr);
   823         m_uid2ChunkPtr.
insert(uid,chunk);
   829         #ifdef BT_USE_DOUBLE_PRECISION   838         #ifdef BT_USE_DOUBLE_PRECISION   840         #else//BT_USE_DOUBLE_PRECISION   842         #endif //BT_USE_DOUBLE_PRECISION   847         #ifdef BT_USE_DOUBLE_PRECISION   851         #endif//BT_USE_DOUBLE_PRECISION   856         #ifdef BT_USE_DOUBLE_PRECISION   865         #ifdef BT_USE_DOUBLE_PRECISION   894     int getNumChunks()
 const   896         return m_uid2ChunkPtr.
size();
   899     const btChunk* getChunk(
int chunkIndex)
 const   901         return *m_uid2ChunkPtr.
getAtIndex(chunkIndex);
   905 #endif //ENABLE_INMEMORY_SERIALIZER   907 #endif //BT_SERIALIZER_H 
btAlignedObjectArray< struct btRigidBodyDoubleData * > m_rigidBodyDataDouble
static int getMemoryDnaSizeInBytes()
virtual void serializeName(const char *name)
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
btAlignedObjectArray< btChunk * > m_chunkPtrs
void push_back(const T &_Val)
virtual void setSerializationFlags(int flags)
#define BT_CONSTRAINT_CODE
virtual void finalizeChunk(btChunk *chunk, const char *structType, int chunkCode, void *oldPtr)
The btAlignedObjectArray template class uses a subset of the stl::vector interface for its methods It...
btHashMap< btHashPtr, const char * > m_nameMap
virtual void registerNameForPointer(const void *ptr, const char *name)
const Value * find(const Key &key) const
btAlignedObjectArray< struct btDynamicsWorldFloatData * > m_dynamicWorldInfoDataFloat
btAlignedObjectArray< struct btQuantizedBvhFloatData * > m_bvhsFloat
#define BT_QUANTIZED_BVH_CODE
btAlignedObjectArray< struct btQuantizedBvhDoubleData * > m_bvhsDouble
virtual btChunk * allocate(size_t size, int numElements)
btAlignedObjectArray< struct btDynamicsWorldDoubleData * > m_dynamicWorldInfoDataDouble
static DBVT_INLINE btScalar size(const btDbvtVolume &a)
const T & at(int n) const
#define BT_DYNAMICSWORLD_CODE
#define SIMD_FORCE_INLINE
static const char * getMemoryDna()
btAlignedObjectArray< struct btSoftBodyDoubleData * > m_softBodyDoubleData
virtual void finishSerialization()
btHashMap< btHashString, int > mTypeLookup
virtual void * findPointer(void *oldPtr)
virtual void * getUniquePointer(void *oldPtr)
btHashMap< btHashInt, int > mStructReverse
const Value * getAtIndex(int index) const
void clear()
clear the array, deallocated memory. Generally it is better to use array.resize(0), to reduce performance overhead of run-time memory (de)allocations. 
The btDefaultSerializer is the main Bullet serialization class. 
virtual const char * findNameForPointer(const void *ptr) const
btAlignedObjectArray< struct btTypedConstraintFloatData * > m_constraintDataFloat
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
virtual unsigned char * internalAlloc(size_t size)
btAlignedObjectArray< struct btCollisionObjectFloatData * > m_collisionObjectDataFloat
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
btAlignedObjectArray< struct btCollisionShapeData * > m_colShapeData
btAlignedObjectArray< struct btTypedConstraintData * > m_constraintData
void initDNA(const char *bdnaOrg, int dnalen)
btAlignedObjectArray< short * > mStructs
#define btAlignedFree(ptr)
void insert(const Key &key, const Value &value)
btBulletSerializedArrays()
btAlignedObjectArray< char * > mTypes
btAlignedObjectArray< struct btSoftBodyFloatData * > m_softBodyFloatData
int btStrLen(const char *str)
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
#define BT_COLLISIONOBJECT_CODE
btDefaultSerializer(int totalSize=0, unsigned char *buffer=0)
virtual const unsigned char * getBufferPointer() const
int size() const
return the number of elements in the array 
btAlignedObjectArray< struct btCollisionObjectDoubleData * > m_collisionObjectDataDouble
btHashMap< btHashPtr, void * > m_skipPointers
very basic hashable string implementation, compatible with btHashMap 
int getReverseType(const char *type) const
#define BT_SBMATERIAL_CODE
btAlignedObjectArray< struct btRigidBodyFloatData * > m_rigidBodyDataFloat
#define BT_RIGIDBODY_CODE
virtual void startSerialization()
void writeHeader(unsigned char *buffer) const
btAlignedObjectArray< short > mTlens
unsigned btSwapEndian(unsigned val)
#define btAlignedAlloc(size, alignment)
T * btAlignPointer(T *unalignedPtr, size_t alignment)
align a pointer to the provided alignment, upwards 
#define BT_TRIANLGE_INFO_MAP
btHashMap< btHashPtr, btPointerUid > m_uniquePointers
virtual ~btDefaultSerializer()
btHashMap< btHashPtr, void * > m_chunkP
char sBulletDNAstr[]
only the 32bit versions for now 
virtual int getSerializationFlags() const
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
btAlignedObjectArray< struct btTypedConstraintDoubleData * > m_constraintDataDouble
do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 ...
virtual int getCurrentBufferSize() const
const btChunk * getChunk(int chunkIndex) const