diff options
Diffstat (limited to 'src/core/RwHelper.cpp')
| -rw-r--r-- | src/core/RwHelper.cpp | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/src/core/RwHelper.cpp b/src/core/RwHelper.cpp new file mode 100644 index 00000000..8dade266 --- /dev/null +++ b/src/core/RwHelper.cpp @@ -0,0 +1,356 @@ +#define WITHD3D +#include "common.h" +#include "patcher.h" +#include "Timecycle.h" +#include "skeleton.h" + +void * +RwMallocAlign(RwUInt32 size, RwUInt32 align) +{ + void *mem = (void *)malloc(size + align); + + ASSERT(mem != nil); + + void *addr = (void *)((((RwUInt32)mem) + align) & ~(align - 1)); + + ASSERT(addr != nil); + + *(((void **)addr) - 1) = mem; + + return addr; +} + +void +RwFreeAlign(void *mem) +{ + ASSERT(mem != nil); + + void *addr = *(((void **)mem) - 1); + + ASSERT(addr != nil); + + free(addr); +} + +void +DefinedState(void) +{ + RwRenderStateSet(rwRENDERSTATETEXTUREADDRESS, (void*)rwTEXTUREADDRESSWRAP); + RwRenderStateSet(rwRENDERSTATETEXTUREPERSPECTIVE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATESHADEMODE, (void*)rwSHADEMODEGOURAUD); + RwRenderStateSet(rwRENDERSTATETEXTUREFILTER, (void*)rwFILTERLINEAR); + RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA); + RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA); + RwRenderStateSet(rwRENDERSTATEALPHAPRIMITIVEBUFFER, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEBORDERCOLOR, (void*)RWRGBALONG(0, 0, 0, 255)); + RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEFOGCOLOR, + (void*)RWRGBALONG(CTimeCycle::GetFogRed(), CTimeCycle::GetFogGreen(), CTimeCycle::GetFogBlue(), 255)); + RwRenderStateSet(rwRENDERSTATEFOGTYPE, (void*)rwFOGTYPELINEAR); + RwRenderStateSet(rwRENDERSTATECULLMODE, (void*)rwCULLMODECULLNONE); + + // D3D stuff + RwD3D8SetRenderState(D3DRS_ALPHAFUNC, D3DCMP_GREATER); + RwD3D8SetRenderState(D3DRS_ALPHAREF, 2); +} + +RwFrame* +GetFirstFrameCallback(RwFrame *child, void *data) +{ + *(RwFrame**)data = child; + return nil; +} + +RwFrame* +GetFirstChild(RwFrame *frame) +{ + RwFrame *child; + + child = nil; + RwFrameForAllChildren(frame, GetFirstFrameCallback, &child); + return child; +} + +RwObject* +GetFirstObjectCallback(RwObject *object, void *data) +{ + *(RwObject**)data = object; + return nil; +} + +RwObject* +GetFirstObject(RwFrame *frame) +{ + RwObject *obj; + + obj = nil; + RwFrameForAllObjects(frame, GetFirstObjectCallback, &obj); + return obj; +} + +RpAtomic* +GetFirstAtomicCallback(RpAtomic *atm, void *data) +{ + *(RpAtomic**)data = atm; + return nil; +} + +RpAtomic* +GetFirstAtomic(RpClump *clump) +{ + RpAtomic *atm; + + atm = nil; + RpClumpForAllAtomics(clump, GetFirstAtomicCallback, &atm); + return atm; +} + +RwTexture* +GetFirstTextureCallback(RwTexture *tex, void *data) +{ + *(RwTexture**)data = tex; + return nil; +} + +RwTexture* +GetFirstTexture(RwTexDictionary *txd) +{ + RwTexture *tex; + + tex = nil; + RwTexDictionaryForAllTextures(txd, GetFirstTextureCallback, &tex); + return tex; +} + +void +CameraSize(RwCamera * camera, RwRect * rect, + RwReal viewWindow, RwReal aspectRatio) +{ + if (camera) + { + RwVideoMode videoMode; + RwRect r; + RwRect origSize = { 0, 0, 0, 0 }; // FIX just to make the compier happy + RwV2d vw; + + RwEngineGetVideoModeInfo(&videoMode, + RwEngineGetCurrentVideoMode()); + + origSize.w = RwRasterGetWidth(RwCameraGetRaster(camera)); + origSize.h = RwRasterGetHeight(RwCameraGetRaster(camera)); + + if (!rect) + { + if (videoMode.flags & rwVIDEOMODEEXCLUSIVE) + { + /* For full screen applications, resizing the camera just doesn't + * make sense, use the video mode size. + */ + + r.x = r.y = 0; + r.w = videoMode.width; + r.h = videoMode.height; + rect = &r; + } + else + { + /* + rect not specified - reuse current values + */ + r.w = RwRasterGetWidth(RwCameraGetRaster(camera)); + r.h = RwRasterGetHeight(RwCameraGetRaster(camera)); + r.x = r.y = 0; + rect = &r; + } + } + + if (( origSize.w != rect->w ) && ( origSize.h != rect->h )) + { + RwRaster *raster; + RwRaster *zRaster; + + /* + * Destroy rasters... + */ + + raster = RwCameraGetRaster(camera); + if( raster ) + { + RwRasterDestroy(raster); + } + + zRaster = RwCameraGetZRaster(camera); + if( zRaster ) + { + RwRasterDestroy(zRaster); + } + + /* + * Create new rasters... + */ + + raster = RwRasterCreate(rect->w, rect->h, 0, rwRASTERTYPECAMERA); + zRaster = RwRasterCreate(rect->w, rect->h, 0, rwRASTERTYPEZBUFFER); + + if( raster && zRaster ) + { + RwCameraSetRaster(camera, raster); + RwCameraSetZRaster(camera, zRaster); + } + else + { + if( raster ) + { + RwRasterDestroy(raster); + } + + if( zRaster ) + { + RwRasterDestroy(zRaster); + } + + rect->x = origSize.x; + rect->y = origSize.y; + rect->w = origSize.w; + rect->h = origSize.h; + + /* + * Use default values... + */ + raster = + RwRasterCreate(rect->w, rect->h, 0, rwRASTERTYPECAMERA); + + zRaster = + RwRasterCreate(rect->w, rect->h, 0, rwRASTERTYPEZBUFFER); + + RwCameraSetRaster(camera, raster); + RwCameraSetZRaster(camera, zRaster); + } + } + + /* Figure out the view window */ + if (videoMode.flags & rwVIDEOMODEEXCLUSIVE) + { + /* derive ratio from aspect ratio */ + vw.x = viewWindow; + vw.y = viewWindow / aspectRatio; + } + else + { + /* derive from pixel ratios */ + if (rect->w > rect->h) + { + vw.x = viewWindow; + vw.y = (rect->h * viewWindow) / rect->w; + } + else + { + vw.x = (rect->w * viewWindow) / rect->h; + vw.y = viewWindow; + } + } + + RwCameraSetViewWindow(camera, &vw); + + RsGlobal.width = rect->w; + RsGlobal.height = rect->h; + } + + return; +} + +void +CameraDestroy(RwCamera *camera) +{ + RwRaster *raster, *tmpRaster; + RwFrame *frame; + + if (camera) + { + frame = RwCameraGetFrame(camera); + if (frame) + { + RwFrameDestroy(frame); + } + + raster = RwCameraGetRaster(camera); + if (raster) + { + tmpRaster = RwRasterGetParent(raster); + + RwRasterDestroy(raster); + + if ((tmpRaster != nil) && (tmpRaster != raster)) + { + RwRasterDestroy(tmpRaster); + } + } + + raster = RwCameraGetZRaster(camera); + if (raster) + { + tmpRaster = RwRasterGetParent(raster); + + RwRasterDestroy(raster); + + if ((tmpRaster != nil) && (tmpRaster != raster)) + { + RwRasterDestroy(tmpRaster); + } + } + + RwCameraDestroy(camera); + } + + return; +} + +RwCamera * +CameraCreate(RwInt32 width, RwInt32 height, RwBool zBuffer) +{ + RwCamera *camera; + + camera = RwCameraCreate(); + + if (camera) + { + RwCameraSetFrame(camera, RwFrameCreate()); + RwCameraSetRaster(camera, + RwRasterCreate(0, 0, 0, rwRASTERTYPECAMERA)); + + if (zBuffer) + { + RwCameraSetZRaster(camera, + RwRasterCreate(0, 0, 0, + rwRASTERTYPEZBUFFER)); + } + + /* now check that everything is valid */ + if (RwCameraGetFrame(camera) && + RwCameraGetRaster(camera) && + RwRasterGetParent(RwCameraGetRaster(camera)) && + (!zBuffer || (RwCameraGetZRaster(camera) && + RwRasterGetParent(RwCameraGetZRaster + (camera))))) + { + /* everything OK */ + return (camera); + } + } + + /* if we're here then an error must have occurred so clean up */ + + CameraDestroy(camera); + return (nil); +} + +STARTPATCHES + //InjectHook(0x526450, GetFirstObjectCallback, PATCH_JUMP); + InjectHook(0x526460, GetFirstObject, PATCH_JUMP); + InjectHook(0x527170, CameraSize, PATCH_JUMP); + InjectHook(0x527340, CameraDestroy, PATCH_JUMP); + InjectHook(0x5273B0, CameraCreate, PATCH_JUMP); +ENDPATCHES |