mirror of https://github.com/aap/librw.git
d3d: camera textures
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aap
parent
d7406e30fb
commit
0c5295fe10
124
src/d3d/d3d.cpp
124
src/d3d/d3d.cpp
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@ -114,6 +114,9 @@ enum {
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};
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#endif
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void addVidmemRaster(Raster *raster);
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void removeVidmemRaster(Raster *raster);
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// stolen from d3d8to9
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static uint32
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calculateTextureSize(uint32 width, uint32 height, uint32 depth, uint32 format)
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@ -347,37 +350,76 @@ deleteObject(void *object)
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int32 nativeRasterOffset;
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struct RasterFormatInfo
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{
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uint32 d3dformat;
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int32 depth;
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bool32 hasAlpha;
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};
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static RasterFormatInfo formatInfo[16] = {
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{ 0, 0, 0},
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{ D3DFMT_A1R5G5B5, 16, 1 }, // C1555
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{ D3DFMT_R5G6B5, 16, 0 }, // C565
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{ D3DFMT_A4R4G4B4, 16, 1 }, // C4444
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{ D3DFMT_L8, 8, 0 }, // LUM8
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{ D3DFMT_A8R8G8B8, 32, 1 }, // C8888
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{ D3DFMT_X8R8G8B8, 32, 0 }, // C888
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{ D3DFMT_D16, 16, 0 }, // D16
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{ D3DFMT_D24X8, 32, 0 }, // D24
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{ D3DFMT_D32, 32, 0 }, // D32
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{ D3DFMT_X1R5G5B5, 16, 0 }, // C555
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};
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static void
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rasterCreateTexture(Raster *raster)
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{
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uint32 format;
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int32 levels;
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D3dRaster *natras = PLUGINOFFSET(D3dRaster, raster, nativeRasterOffset);
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if(raster->format & (Raster::PAL4 | Raster::PAL8)){
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format = D3DFMT_P8;
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natras->palette = (uint8*)rwNew(4*256, MEMDUR_EVENT | ID_DRIVER);
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}else
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format = formatInfo[(raster->format >> 8) & 0xF].d3dformat;
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natras->format = format;
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natras->hasAlpha = formatInfo[(raster->format >> 8) & 0xF].hasAlpha;
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levels = Raster::calculateNumLevels(raster->width, raster->height);
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natras->texture = createTexture(raster->width, raster->height,
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raster->format & Raster::MIPMAP ? levels : 1,
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format);
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}
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static void
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rasterCreateCameraTexture(Raster *raster)
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{
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if(raster->format & (Raster::PAL4 | Raster::PAL8))
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// TODO: give some error
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return;
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int32 levels;
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D3dRaster *natras = PLUGINOFFSET(D3dRaster, raster, nativeRasterOffset);
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natras->format = formatInfo[(raster->format >> 8) & 0xF].d3dformat;
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natras->hasAlpha = formatInfo[(raster->format >> 8) & 0xF].hasAlpha;
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levels = Raster::calculateNumLevels(raster->width, raster->height);
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#ifdef RW_D3D9
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IDirect3DTexture9 *tex;
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d3ddevice->CreateTexture(raster->width, raster->height,
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raster->format & Raster::MIPMAP ? levels : 1,
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D3DUSAGE_RENDERTARGET,
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(D3DFORMAT)natras->format, D3DPOOL_DEFAULT, &tex, nil);
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natras->texture = tex;
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addVidmemRaster(raster);
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#else
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natras->texture = nil;
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#endif
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}
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void
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rasterCreate(Raster *raster)
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{
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static uint32 formatMap[] = {
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0,
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D3DFMT_A1R5G5B5,
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D3DFMT_R5G6B5,
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D3DFMT_A4R4G4B4,
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D3DFMT_L8,
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D3DFMT_A8R8G8B8,
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D3DFMT_X8R8G8B8,
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0, 0, 0,
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D3DFMT_X1R5G5B5,
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0, 0, 0, 0, 0
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};
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static bool32 alphaMap[] = {
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0,
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1,
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0,
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1,
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0,
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1,
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0,
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0, 0, 0,
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0,
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0, 0, 0, 0, 0
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};
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D3dRaster *natras = PLUGINOFFSET(D3dRaster, raster, nativeRasterOffset);
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uint32 format;
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int32 levels;
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// Dummy to use as subraster
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if(raster->width == 0 || raster->height == 0){
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@ -391,17 +433,7 @@ rasterCreate(Raster *raster)
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case Raster::TEXTURE:
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if(raster->flags & Raster::DONTALLOCATE)
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return;
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if(raster->format & (Raster::PAL4 | Raster::PAL8)){
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format = D3DFMT_P8;
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natras->palette = (uint8*)rwNew(4*256, MEMDUR_EVENT | ID_DRIVER);
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}else
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format = formatMap[(raster->format >> 8) & 0xF];
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natras->format = format;
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natras->hasAlpha = alphaMap[(raster->format >> 8) & 0xF];
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levels = Raster::calculateNumLevels(raster->width, raster->height);
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natras->texture = createTexture(raster->width, raster->height,
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raster->format & Raster::MIPMAP ? levels : 1,
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format);
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rasterCreateTexture(raster);
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break;
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case Raster::ZBUFFER:
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@ -417,8 +449,9 @@ rasterCreate(Raster *raster)
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raster->pixels = nil;
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break;
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case Raster::CAMERATEXTURE:
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raster->flags |= Raster::DONTALLOCATE;
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// TODO
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if(raster->flags & Raster::DONTALLOCATE)
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return;
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rasterCreateCameraTexture(raster);
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break;
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}
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}
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@ -731,8 +764,15 @@ createNativeRaster(void *object, int32 offset, int32)
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static void*
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destroyNativeRaster(void *object, int32 offset, int32)
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{
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// TODO:
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(void)offset;
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Raster *raster = (Raster*)object;
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D3dRaster *natras = PLUGINOFFSET(D3dRaster, raster, offset);
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#ifdef RW_D3D9
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if(raster->type == Raster::CAMERATEXTURE)
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removeVidmemRaster(raster);
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#endif
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if(natras->texture)
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deleteObject(natras->texture);
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rwFree(natras->palette);
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return object;
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}
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@ -27,6 +27,17 @@ struct D3d9Globals
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int presentWidth, presentHeight;
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} d3d9Globals;
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// Keep track of rasters exclusively in video memory
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// as they need special treatment sometimes
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struct VidmemRaster
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{
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Raster *raster;
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VidmemRaster *next;
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};
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static VidmemRaster *vidmemRasters;
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void addVidmemRaster(Raster *raster);
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void removeVidmemRaster(Raster *raster);
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// cached RW render states
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static bool32 vertexAlpha;
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static bool32 textureAlpha;
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@ -494,6 +505,66 @@ endUpdate(Camera *cam)
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d3ddevice->EndScene();
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}
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void
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addVidmemRaster(Raster *raster)
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{
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VidmemRaster *vmr = rwNewT(VidmemRaster, 1, ID_DRIVER | MEMDUR_EVENT);
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vmr->raster = raster;
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vmr->next = vidmemRasters;
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vidmemRasters = vmr;
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}
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void
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removeVidmemRaster(Raster *raster)
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{
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VidmemRaster **p, *vmr;
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for(p = &vidmemRasters; *p; p = &(*p)->next)
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if((*p)->raster == raster)
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goto found;
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return;
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found:
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vmr = *p;
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*p = vmr->next;
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rwFree(vmr);
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}
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static void
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releaseVidmemRasters(void)
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{
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VidmemRaster *vmr;
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Raster *raster;
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D3dRaster *natras;
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for(vmr = vidmemRasters; vmr; vmr = vmr->next){
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raster = vmr->raster;
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natras = PLUGINOFFSET(D3dRaster, raster, nativeRasterOffset);
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if(raster->type == Raster::CAMERATEXTURE){
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deleteObject(natras->texture);
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natras->texture = nil;
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}
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}
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}
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static void
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recreateVidmemRasters(void)
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{
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VidmemRaster *vmr;
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Raster *raster;
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D3dRaster *natras;
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for(vmr = vidmemRasters; vmr; vmr = vmr->next){
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raster = vmr->raster;
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natras = PLUGINOFFSET(D3dRaster, raster, nativeRasterOffset);
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if(raster->type == Raster::CAMERATEXTURE){
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int32 levels = Raster::calculateNumLevels(raster->width, raster->height);
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IDirect3DTexture9 *tex;
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d3ddevice->CreateTexture(raster->width, raster->height,
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raster->format & Raster::MIPMAP ? levels : 1,
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D3DUSAGE_RENDERTARGET,
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(D3DFORMAT)natras->format, D3DPOOL_DEFAULT, &tex, nil);
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natras->texture = tex;
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}
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}
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}
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static void
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clearCamera(Camera *cam, RGBA *col, uint32 mode)
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{
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@ -510,6 +581,8 @@ clearCamera(Camera *cam, RGBA *col, uint32 mode)
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Raster *ras = cam->frameBuffer;
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if(!icon &&
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(r.right != d3d9Globals.presentWidth || r.bottom != d3d9Globals.presentHeight)){
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releaseVidmemRasters();
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D3DPRESENT_PARAMETERS d3dpp;
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d3dpp.BackBufferWidth = r.right;
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d3dpp.BackBufferHeight = r.bottom;
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