diff options
Diffstat (limited to 'src/rw/TxdStore.cpp')
| -rw-r--r-- | src/rw/TxdStore.cpp | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/rw/TxdStore.cpp b/src/rw/TxdStore.cpp new file mode 100644 index 00000000..c751147d --- /dev/null +++ b/src/rw/TxdStore.cpp @@ -0,0 +1,209 @@ +#include "common.h" +#include "patcher.h" +#include "templates.h" +#include "General.h" +#include "Streaming.h" +#include "RwHelper.h" +#include "TxdStore.h" + +CPool<TxdDef,TxdDef> *&CTxdStore::ms_pTxdPool = *(CPool<TxdDef,TxdDef>**)0x8F5FB8; +RwTexDictionary *&CTxdStore::ms_pStoredTxd = *(RwTexDictionary**)0x9405BC; + +void +CTxdStore::Initialise(void) +{ + if(ms_pTxdPool == nil) + ms_pTxdPool = new CPool<TxdDef,TxdDef>(TXDSTORESIZE); +} + +void +CTxdStore::Shutdown(void) +{ + if(ms_pTxdPool) + delete ms_pTxdPool; +} + +void +CTxdStore::GameShutdown(void) +{ + int i; + + for(i = 0; i < TXDSTORESIZE; i++){ + TxdDef *def = GetSlot(i); + if(def && GetNumRefs(i) == 0) + RemoveTxdSlot(i); + } +} + +int +CTxdStore::AddTxdSlot(const char *name) +{ + TxdDef *def = ms_pTxdPool->New(); + assert(def); + def->texDict = nil; + def->refCount = 0; + strcpy(def->name, name); + return ms_pTxdPool->GetJustIndex(def); +} + +void +CTxdStore::RemoveTxdSlot(int slot) +{ + TxdDef *def = GetSlot(slot); + if(def->texDict) + RwTexDictionaryDestroy(def->texDict); + ms_pTxdPool->Delete(def); +} + +int +CTxdStore::FindTxdSlot(const char *name) +{ + char *defname; + int size = ms_pTxdPool->GetSize(); + for(int i = 0; i < size; i++){ + defname = GetTxdName(i); + if(defname && !CGeneral::faststricmp(defname, name)) + return i; + } + return -1; +} + +char* +CTxdStore::GetTxdName(int slot) +{ + TxdDef *def = GetSlot(slot); + return def ? def->name : nil; +} + +void +CTxdStore::PushCurrentTxd(void) +{ + ms_pStoredTxd = RwTexDictionaryGetCurrent(); +} + +void +CTxdStore::PopCurrentTxd(void) +{ + RwTexDictionarySetCurrent(ms_pStoredTxd); + ms_pStoredTxd = nil; +} + +void +CTxdStore::SetCurrentTxd(int slot) +{ + TxdDef *def = GetSlot(slot); + if(def) + RwTexDictionarySetCurrent(def->texDict); +} + +void +CTxdStore::Create(int slot) +{ + GetSlot(slot)->texDict = RwTexDictionaryCreate(); +} + +int +CTxdStore::GetNumRefs(int slot) +{ + return GetSlot(slot)->refCount; +} + +void +CTxdStore::AddRef(int slot) +{ + GetSlot(slot)->refCount++; +} + +void +CTxdStore::RemoveRef(int slot) +{ + if(--GetSlot(slot)->refCount <= 0) + CStreaming::RemoveModel(slot + STREAM_OFFSET_TXD); +} + +void +CTxdStore::RemoveRefWithoutDelete(int slot) +{ + GetSlot(slot)->refCount--; +} + +bool +CTxdStore::LoadTxd(int slot, RwStream *stream) +{ + TxdDef *def = GetSlot(slot); + + if(RwStreamFindChunk(stream, rwID_TEXDICTIONARY, nil, nil)){ + def->texDict = RwTexDictionaryGtaStreamRead(stream); + return def->texDict != nil; + } + printf("Failed to load TXD\n"); + return false; +} + +bool +CTxdStore::LoadTxd(int slot, const char *filename) +{ + RwStream *stream; + bool ret; + + ret = false; + _rwD3D8TexDictionaryEnableRasterFormatConversion(true); + do + stream = RwStreamOpen(rwSTREAMFILENAME, rwSTREAMREAD, filename); + while(stream == nil); + ret = LoadTxd(slot, stream); + RwStreamClose(stream, nil); + return ret; +} + +bool +CTxdStore::StartLoadTxd(int slot, RwStream *stream) +{ + TxdDef *def = GetSlot(slot); + if(RwStreamFindChunk(stream, rwID_TEXDICTIONARY, nil, nil)){ + def->texDict = RwTexDictionaryGtaStreamRead1(stream); + return def->texDict != nil; + }else{ + printf("Failed to load TXD\n"); + return false; + } +} + +bool +CTxdStore::FinishLoadTxd(int slot, RwStream *stream) +{ + TxdDef *def = GetSlot(slot); + def->texDict = RwTexDictionaryGtaStreamRead2(stream, def->texDict); + return def->texDict != nil; +} + +void +CTxdStore::RemoveTxd(int slot) +{ + TxdDef *def = GetSlot(slot); + if(def->texDict) + RwTexDictionaryDestroy(def->texDict); + def->texDict = nil; +} + +STARTPATCHES + InjectHook(0x527440, CTxdStore::Initialise, PATCH_JUMP); + InjectHook(0x527470, CTxdStore::Shutdown, PATCH_JUMP); + InjectHook(0x527490, CTxdStore::GameShutdown, PATCH_JUMP); + InjectHook(0x5274E0, CTxdStore::AddTxdSlot, PATCH_JUMP); + InjectHook(0x5275D0, CTxdStore::FindTxdSlot, PATCH_JUMP); + InjectHook(0x527590, CTxdStore::GetTxdName, PATCH_JUMP); + InjectHook(0x527900, CTxdStore::PushCurrentTxd, PATCH_JUMP); + InjectHook(0x527910, CTxdStore::PopCurrentTxd, PATCH_JUMP); + InjectHook(0x5278C0, CTxdStore::SetCurrentTxd, PATCH_JUMP); + InjectHook(0x527830, CTxdStore::Create, PATCH_JUMP); + InjectHook(0x527A00, CTxdStore::GetNumRefs, PATCH_JUMP); + InjectHook(0x527930, CTxdStore::AddRef, PATCH_JUMP); + InjectHook(0x527970, CTxdStore::RemoveRef, PATCH_JUMP); + InjectHook(0x5279C0, CTxdStore::RemoveRefWithoutDelete, PATCH_JUMP); + InjectHook(0x527700, (bool (*)(int, RwStream*))CTxdStore::LoadTxd, PATCH_JUMP); + InjectHook(0x5276B0, (bool (*)(int, const char*))CTxdStore::LoadTxd, PATCH_JUMP); + InjectHook(0x527770, CTxdStore::StartLoadTxd, PATCH_JUMP); + InjectHook(0x5277E0, CTxdStore::FinishLoadTxd, PATCH_JUMP); + InjectHook(0x527870, CTxdStore::RemoveTxd, PATCH_JUMP); +ENDPATCHES |