Re3/src/core/RwTexRead.cpp
2019-10-26 14:40:52 +03:00

141 lines
3.2 KiB
C++

#pragma warning( push )
#pragma warning( disable : 4005)
#define DIRECTINPUT_VERSION 0x0800
#include <dinput.h>
#pragma warning( pop )
#include "common.h"
#include "win.h"
#include "patcher.h"
#include "Timer.h"
float &texLoadTime = *(float*)0x8F1B50;
int32 &texNumLoaded = *(int32*)0x8F252C;
RwTexture*
RwTextureGtaStreamRead(RwStream *stream)
{
RwUInt32 size, version;
RwTexture *tex;
if(!RwStreamFindChunk(stream, rwID_TEXTURENATIVE, &size, &version))
return nil;
float preloadTime = (float)CTimer::GetCurrentTimeInCycles() / (float)CTimer::GetCyclesPerMillisecond();
if(!RWSRCGLOBAL(stdFunc[rwSTANDARDNATIVETEXTUREREAD](stream, &tex, size)))
return nil;
if (gGameState == GS_INIT_PLAYING_GAME) {
texLoadTime = (texNumLoaded * texLoadTime + (float)CTimer::GetCurrentTimeInCycles() / (float)CTimer::GetCyclesPerMillisecond() - preloadTime) / (float)(texNumLoaded+1);
texNumLoaded++;
}
return tex;
}
RwTexture*
destroyTexture(RwTexture *texture, void *data)
{
RwTextureDestroy(texture);
return texture;
}
RwTexDictionary*
RwTexDictionaryGtaStreamRead(RwStream *stream)
{
RwUInt32 size, version;
RwInt32 numTextures;
RwTexDictionary *texDict;
RwTexture *tex;
if(!RwStreamFindChunk(stream, rwID_STRUCT, &size, &version))
return nil;
assert(size == 4);
if(RwStreamRead(stream, &numTextures, size) != size)
return nil;
texDict = RwTexDictionaryCreate();
if(texDict == nil)
return nil;
while(numTextures--){
tex = RwTextureGtaStreamRead(stream);
if(tex == nil){
RwTexDictionaryForAllTextures(texDict, destroyTexture, nil);
RwTexDictionaryDestroy(texDict);
return nil;
}
RwTexDictionaryAddTexture(texDict, tex);
}
return texDict;
}
static int32 numberTextures = -1;
static int32 streamPosition;
RwTexDictionary*
RwTexDictionaryGtaStreamRead1(RwStream *stream)
{
RwUInt32 size, version;
RwInt32 numTextures;
RwTexDictionary *texDict;
RwTexture *tex;
numberTextures = 0;
if(!RwStreamFindChunk(stream, rwID_STRUCT, &size, &version))
return nil;
assert(size == 4);
if(RwStreamRead(stream, &numTextures, size) != size)
return nil;
texDict = RwTexDictionaryCreate();
if(texDict == nil)
return nil;
numberTextures = numTextures/2;
while(numTextures > numberTextures){
numTextures--;
tex = RwTextureGtaStreamRead(stream);
if(tex == nil){
RwTexDictionaryForAllTextures(texDict, destroyTexture, nil);
RwTexDictionaryDestroy(texDict);
return nil;
}
RwTexDictionaryAddTexture(texDict, tex);
}
numberTextures = numTextures;
streamPosition = stream->Type.memory.position;
return texDict;
}
RwTexDictionary*
RwTexDictionaryGtaStreamRead2(RwStream *stream, RwTexDictionary *texDict)
{
RwTexture *tex;
RwStreamSkip(stream, streamPosition - stream->Type.memory.position);
while(numberTextures--){
tex = RwTextureGtaStreamRead(stream);
if(tex == nil){
RwTexDictionaryForAllTextures(texDict, destroyTexture, nil);
RwTexDictionaryDestroy(texDict);
return nil;
}
RwTexDictionaryAddTexture(texDict, tex);
}
return texDict;
}
STARTPATCHES
InjectHook(0x592380, RwTextureGtaStreamRead, PATCH_JUMP);
InjectHook(0x5924A0, RwTexDictionaryGtaStreamRead, PATCH_JUMP);
InjectHook(0x592550, RwTexDictionaryGtaStreamRead1, PATCH_JUMP);
InjectHook(0x592650, RwTexDictionaryGtaStreamRead2, PATCH_JUMP);
ENDPATCHES