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implemented DXT decompression

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aap
2016-07-19 23:37:37 +02:00
parent 69356264d7
commit 069c66b699
4 changed files with 256 additions and 4 deletions
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26
src/d3d/d3d.cpp
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@@ -511,8 +511,30 @@ rasterToImage(Raster *raster)
int32 depth;
Image *image;
D3dRaster *natras = PLUGINOFFSET(D3dRaster, raster, nativeRasterOffset);
if(natras->format)
assert(0 && "no custom formats yet");
if(natras->format){
image = Image::create(raster->width, raster->height, 32);
image->allocate();
uint8 *pix = raster->lock(0);
switch(natras->format){
case D3DFMT_DXT1:
image->setPixelsDXT(1, pix);
if((raster->format & 0xF00) == Raster::C555)
image->removeMask();
break;
case D3DFMT_DXT3:
image->setPixelsDXT(3, pix);
break;
case D3DFMT_DXT5:
image->setPixelsDXT(5, pix);
break;
default:
raster->unlock(0);
image->destroy();
return nil;
}
raster->unlock(0);
return image;
}
switch(raster->format & 0xF00){
case Raster::C1555:
depth = 16;