1 /* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. 5 * Copyright (C) 2009-2010 VMware, Inc. 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 * THE AUTHORS 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 26 #ifndef PIXELTRANSFER_H 27 #define PIXELTRANSFER_H 28 29 30 #include "mtypes.h" 31 32 33 extern void 34 _mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4], 35 GLfloat rScale, GLfloat gScale, 36 GLfloat bScale, GLfloat aScale, 37 GLfloat rBias, GLfloat gBias, 38 GLfloat bBias, GLfloat aBias); 39 40 extern void 41 _mesa_map_rgba(const struct gl_context *ctx, GLuint n, GLfloat rgba[][4]); 42 43 extern void 44 _mesa_map_ci_to_rgba(const struct gl_context *ctx, 45 GLuint n, const GLuint index[], GLfloat rgba[][4]); 46 47 48 extern void 49 _mesa_scale_and_bias_depth(const struct gl_context *ctx, GLuint n, 50 GLfloat depthValues[]); 51 52 extern void 53 _mesa_scale_and_bias_depth_uint(const struct gl_context *ctx, GLuint n, 54 GLuint depthValues[]); 55 56 extern void 57 _mesa_apply_rgba_transfer_ops(struct gl_context *ctx, GLbitfield transferOps, 58 GLuint n, GLfloat rgba[][4]); 59 60 extern void 61 _mesa_shift_and_offset_ci(const struct gl_context *ctx, 62 GLuint n, GLuint indexes[]); 63 64 extern void 65 _mesa_apply_ci_transfer_ops(const struct gl_context *ctx, 66 GLbitfield transferOps, 67 GLuint n, GLuint indexes[]); 68 69 70 extern void 71 _mesa_apply_stencil_transfer_ops(const struct gl_context *ctx, GLuint n, 72 GLubyte stencil[]); 73 74 75 #endif 76
