63 lines
2.4 KiB
C
63 lines
2.4 KiB
C
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/* $Id: texutil.h,v 1.1 2000/03/24 20:54:21 brianp Exp $ */
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/*
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* Mesa 3-D graphics library
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* Version: 3.3
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*
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* Copyright (C) 1999-2000 Brian Paul 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 TEXUTIL_H
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#define TEXUTIL_H
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#include "types.h"
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/* msb <------ TEXEL BITS -----------> lsb */
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typedef enum { /* ---- ---- ---- ---- ---- ---- ---- ---- */
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MESA_I8, /* IIII IIII */
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MESA_L8, /* LLLL LLLL */
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MESA_A8, /* AAAA AAAA */
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MESA_C8, /* CCCC CCCC */
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MESA_L8_A8, /* LLLL LLLL AAAA AAAA */
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MESA_R5_G6_B5, /* RRRR RGGG GGGB BBBB */
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MESA_A4_R4_G4_B4, /* AAAA RRRR GGGG BBBB */
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MESA_A1_R5_G5_B5, /* ARRR RRGG GGGB BBBB */
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MESA_A8_R8_G8_B8 /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
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} MesaIntTexFormat;
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extern GLboolean
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_mesa_convert_teximage(MesaIntTexFormat dstFormat,
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GLint dstWidth, GLint dstHeight, GLvoid *dstImage,
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GLsizei srcWidth, GLsizei srcHeight,
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GLenum srcFormat, GLenum srcType,
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const GLvoid *srcImage,
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const struct gl_pixelstore_attrib *packing);
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#endif
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