forked from Mirrors/wine-wine
53 lines
2.0 KiB
C
53 lines
2.0 KiB
C
/*
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* libtxc_dxtn
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* Version: 1.0
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*
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* Copyright (C) 2004 Roland Scheidegger All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _TXC_DXTN_H
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#define _TXC_DXTN_H
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#include "winternl.h"
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#include "wine/wgl.h"
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typedef GLubyte GLchan;
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#define UBYTE_TO_CHAN(b) (b)
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#define CHAN_MAX 255
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#define RCOMP 0
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#define GCOMP 1
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#define BCOMP 2
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#define ACOMP 3
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void fetch_2d_texel_rgb_dxt1(GLint srcRowStride, const GLubyte *pixdata,
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GLint i, GLint j, GLvoid *texel);
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void fetch_2d_texel_rgba_dxt1(GLint srcRowStride, const GLubyte *pixdata,
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GLint i, GLint j, GLvoid *texel);
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void fetch_2d_texel_rgba_dxt3(GLint srcRowStride, const GLubyte *pixdata,
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GLint i, GLint j, GLvoid *texel);
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void fetch_2d_texel_rgba_dxt5(GLint srcRowStride, const GLubyte *pixdata,
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GLint i, GLint j, GLvoid *texel);
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void tx_compress_dxtn(GLint srccomps, GLint width, GLint height,
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const GLubyte *srcPixData, GLenum destformat,
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GLubyte *dest, GLint dstRowStride);
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#endif /* _TXC_DXTN_H */
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