pixel.h revision 7117f1b4
17117f1b4Smrg/** 27117f1b4Smrg * \file pixel.h 37117f1b4Smrg * Pixel operations. 47117f1b4Smrg */ 57117f1b4Smrg 67117f1b4Smrg/* 77117f1b4Smrg * Mesa 3-D graphics library 87117f1b4Smrg * Version: 6.5.2 97117f1b4Smrg * 107117f1b4Smrg * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. 117117f1b4Smrg * 127117f1b4Smrg * Permission is hereby granted, free of charge, to any person obtaining a 137117f1b4Smrg * copy of this software and associated documentation files (the "Software"), 147117f1b4Smrg * to deal in the Software without restriction, including without limitation 157117f1b4Smrg * the rights to use, copy, modify, merge, publish, distribute, sublicense, 167117f1b4Smrg * and/or sell copies of the Software, and to permit persons to whom the 177117f1b4Smrg * Software is furnished to do so, subject to the following conditions: 187117f1b4Smrg * 197117f1b4Smrg * The above copyright notice and this permission notice shall be included 207117f1b4Smrg * in all copies or substantial portions of the Software. 217117f1b4Smrg * 227117f1b4Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 237117f1b4Smrg * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 247117f1b4Smrg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 257117f1b4Smrg * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 267117f1b4Smrg * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 277117f1b4Smrg * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 287117f1b4Smrg */ 297117f1b4Smrg 307117f1b4Smrg 317117f1b4Smrg#ifndef PIXEL_H 327117f1b4Smrg#define PIXEL_H 337117f1b4Smrg 347117f1b4Smrg 357117f1b4Smrg#include "mtypes.h" 367117f1b4Smrg 377117f1b4Smrg 387117f1b4Smrg/** \name API functions */ 397117f1b4Smrg/*@{*/ 407117f1b4Smrg 417117f1b4Smrgextern void GLAPIENTRY 427117f1b4Smrg_mesa_GetPixelMapfv( GLenum map, GLfloat *values ); 437117f1b4Smrg 447117f1b4Smrgextern void GLAPIENTRY 457117f1b4Smrg_mesa_GetPixelMapuiv( GLenum map, GLuint *values ); 467117f1b4Smrg 477117f1b4Smrgextern void GLAPIENTRY 487117f1b4Smrg_mesa_GetPixelMapusv( GLenum map, GLushort *values ); 497117f1b4Smrg 507117f1b4Smrgextern void GLAPIENTRY 517117f1b4Smrg_mesa_PixelMapfv( GLenum map, GLsizei mapsize, const GLfloat *values ); 527117f1b4Smrg 537117f1b4Smrgextern void GLAPIENTRY 547117f1b4Smrg_mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values ); 557117f1b4Smrg 567117f1b4Smrgextern void GLAPIENTRY 577117f1b4Smrg_mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values ); 587117f1b4Smrg 597117f1b4Smrgextern void GLAPIENTRY 607117f1b4Smrg_mesa_PixelStoref( GLenum pname, GLfloat param ); 617117f1b4Smrg 627117f1b4Smrg 637117f1b4Smrgextern void GLAPIENTRY 647117f1b4Smrg_mesa_PixelStorei( GLenum pname, GLint param ); 657117f1b4Smrg 667117f1b4Smrgextern void GLAPIENTRY 677117f1b4Smrg_mesa_PixelTransferf( GLenum pname, GLfloat param ); 687117f1b4Smrg 697117f1b4Smrgextern void GLAPIENTRY 707117f1b4Smrg_mesa_PixelTransferi( GLenum pname, GLint param ); 717117f1b4Smrg 727117f1b4Smrgextern void GLAPIENTRY 737117f1b4Smrg_mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor ); 747117f1b4Smrg 757117f1b4Smrg/*@}*/ 767117f1b4Smrg 777117f1b4Smrg 787117f1b4Smrg/** \name Pixel processing functions */ 797117f1b4Smrg/*@{*/ 807117f1b4Smrg 817117f1b4Smrgextern void 827117f1b4Smrg_mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4], 837117f1b4Smrg GLfloat rScale, GLfloat gScale, 847117f1b4Smrg GLfloat bScale, GLfloat aScale, 857117f1b4Smrg GLfloat rBias, GLfloat gBias, 867117f1b4Smrg GLfloat bBias, GLfloat aBias); 877117f1b4Smrg 887117f1b4Smrgextern void 897117f1b4Smrg_mesa_map_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]); 907117f1b4Smrg 917117f1b4Smrg 927117f1b4Smrgextern void 937117f1b4Smrg_mesa_transform_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]); 947117f1b4Smrg 957117f1b4Smrg 967117f1b4Smrgextern void 977117f1b4Smrg_mesa_lookup_rgba_float(const struct gl_color_table *table, 987117f1b4Smrg GLuint n, GLfloat rgba[][4]); 997117f1b4Smrg 1007117f1b4Smrgextern void 1017117f1b4Smrg_mesa_lookup_rgba_ubyte(const struct gl_color_table *table, 1027117f1b4Smrg GLuint n, GLubyte rgba[][4]); 1037117f1b4Smrg 1047117f1b4Smrg 1057117f1b4Smrgextern void 1067117f1b4Smrg_mesa_map_ci_to_rgba(const GLcontext *ctx, 1077117f1b4Smrg GLuint n, const GLuint index[], GLfloat rgba[][4]); 1087117f1b4Smrg 1097117f1b4Smrg 1107117f1b4Smrgextern void 1117117f1b4Smrg_mesa_map_ci8_to_rgba8(const GLcontext *ctx, GLuint n, const GLubyte index[], 1127117f1b4Smrg GLubyte rgba[][4]); 1137117f1b4Smrg 1147117f1b4Smrg 1157117f1b4Smrgextern void 1167117f1b4Smrg_mesa_scale_and_bias_depth(const GLcontext *ctx, GLuint n, 1177117f1b4Smrg GLfloat depthValues[]); 1187117f1b4Smrg 1197117f1b4Smrg 1207117f1b4Smrgextern void 1217117f1b4Smrg_mesa_update_pixel( GLcontext *ctx, GLuint newstate ); 1227117f1b4Smrg 1237117f1b4Smrgextern void 1247117f1b4Smrg_mesa_init_pixel( GLcontext * ctx ); 1257117f1b4Smrg 1267117f1b4Smrg/*@}*/ 1277117f1b4Smrg 1287117f1b4Smrg#endif 129