1 /* 2 * Mesa 3-D graphics library 3 * Version: 6.5.1 4 * 5 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included 15 * in all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 #ifndef TEXCOMPRESS_H 26 #define TEXCOMPRESS_H 27 28 #include "formats.h" 29 #include "glheader.h" 30 #include "mfeatures.h" 31 32 struct gl_context; 33 34 #if _HAVE_FULL_GL 35 36 extern GLenum 37 _mesa_gl_compressed_format_base_format(GLenum format); 38 39 extern GLuint 40 _mesa_get_compressed_formats(struct gl_context *ctx, GLint *formats); 41 42 extern gl_format 43 _mesa_glenum_to_compressed_format(GLenum format); 44 45 extern GLenum 46 _mesa_compressed_format_to_glenum(struct gl_context *ctx, gl_format mesaFormat); 47 48 extern GLubyte * 49 _mesa_compressed_image_address(GLint col, GLint row, GLint img, 50 gl_format mesaFormat, 51 GLsizei width, const GLubyte *image); 52 53 extern void 54 _mesa_decompress_image(gl_format format, GLuint width, GLuint height, 55 const GLubyte *src, GLint srcRowStride, 56 GLfloat *dest); 57 58 #else /* _HAVE_FULL_GL */ 59 60 /* no-op macros */ 61 #define _mesa_get_compressed_formats( c, f ) 0 62 #define _mesa_compressed_image_address(c, r, i, f, w, i2 ) 0 63 #define _mesa_compress_teximage( c, w, h, sF, s, sRS, dF, d, drs ) ((void)0) 64 65 #endif /* _HAVE_FULL_GL */ 66 67 #endif /* TEXCOMPRESS_H */ 68