drewcassidy/nvidia-texture-tools
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Add support for RGBE.

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This commit is contained in:
castano
2010-03-17 07:55:03 +00:00
parent e848645e88
commit f436a71479
4 changed files with 171 additions and 12 deletions
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23
src/nvtt/Context.cpp
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@ -45,6 +45,7 @@
#include "CompressorDXT.h"
#include "CompressorRGB.h"
#include "CompressorRGBE.h"
#include "cuda/CudaUtils.h"
#include "cuda/CudaCompressorDXT.h"
@ -905,6 +906,13 @@ bool Compressor::Private::compressMipmaps(uint f, const InputOptions::Private &
mipmap.toFloatImage(inputOptions);
// @@ Convert to linear space.
// @@ HACK
const FloatImage * image = mipmap.asFloatImage();
nvDebugCheck(image != NULL);
// @@ Ignore return value?
compress2D(InputFormat_RGBA_32F, inputOptions.alphaMode, image->width(), image->height(), image->channel(0), compressionOptions, outputOptions);
}
else
{
@ -952,13 +960,16 @@ bool Compressor::Private::compressMipmaps(uint f, const InputOptions::Private &
}*/
quantizeMipmap(mipmap, compressionOptions);
const Image * image = mipmap.asFixedImage();
nvDebugCheck(image != NULL);
// @@ Ignore return value?
compress2D(InputFormat_BGRA_8UB, inputOptions.alphaMode, image->width(), image->height(), image->pixels(), compressionOptions, outputOptions);
}
const Image * image = mipmap.asFixedImage();
nvDebugCheck(image != NULL);
// @@ Ignore return value?
compress2D(InputFormat_BGRA_8UB, inputOptions.alphaMode, image->width(), image->height(), image->pixels(), compressionOptions, outputOptions);
// Compute extents of next mipmap:
w = max(1U, w / 2);
@ -1406,6 +1417,10 @@ CompressorInterface * Compressor::Private::chooseCpuCompressor(const Compression
{
// Not supported.
}
else if (compressionOptions.format == Format_RGBE)
{
return new CompressorRGBE;
}
return NULL;
}