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 OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26 27 #ifndef PIXELTRANSFER_H 28 #define PIXELTRANSFER_H 29 30 31 #include "mtypes.h" 32 33 34 extern void 35 _mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4], 36 GLfloat rScale, GLfloat gScale, 37 GLfloat bScale, GLfloat aScale, 38 GLfloat rBias, GLfloat gBias, 39 GLfloat bBias, GLfloat aBias); 40 41 extern void 42 _mesa_map_rgba(const struct gl_context *ctx, GLuint n, GLfloat rgba[][4]); 43 44 extern void 45 _mesa_map_ci_to_rgba(const struct gl_context *ctx, 46 GLuint n, const GLuint index[], GLfloat rgba[][4]); 47 48 49 extern void 50 _mesa_scale_and_bias_depth(const struct gl_context *ctx, GLuint n, 51 GLfloat depthValues[]); 52 53 extern void 54 _mesa_scale_and_bias_depth_uint(const struct gl_context *ctx, GLuint n, 55 GLuint depthValues[]); 56 57 extern void 58 _mesa_apply_rgba_transfer_ops(struct gl_context *ctx, GLbitfield transferOps, 59 GLuint n, GLfloat rgba[][4]); 60 61 extern void 62 _mesa_shift_and_offset_ci(const struct gl_context *ctx, 63 GLuint n, GLuint indexes[]); 64 65 extern void 66 _mesa_apply_ci_transfer_ops(const struct gl_context *ctx, 67 GLbitfield transferOps, 68 GLuint n, GLuint indexes[]); 69 70 71 extern void 72 _mesa_apply_stencil_transfer_ops(const struct gl_context *ctx, GLuint n, 73 GLubyte stencil[]); 74 75 76 #endif 77