| /** |
| * \file pixel.h |
| * Pixel operations. |
| */ |
| |
| /* |
| * Mesa 3-D graphics library |
| * Version: 6.5.2 |
| * |
| * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| |
| #ifndef PIXEL_H |
| #define PIXEL_H |
| |
| |
| #include "mtypes.h" |
| |
| |
| /** \name API functions */ |
| /*@{*/ |
| |
| extern void GLAPIENTRY |
| _mesa_GetPixelMapfv( GLenum map, GLfloat *values ); |
| |
| extern void GLAPIENTRY |
| _mesa_GetPixelMapuiv( GLenum map, GLuint *values ); |
| |
| extern void GLAPIENTRY |
| _mesa_GetPixelMapusv( GLenum map, GLushort *values ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelMapfv( GLenum map, GLsizei mapsize, const GLfloat *values ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelStoref( GLenum pname, GLfloat param ); |
| |
| |
| extern void GLAPIENTRY |
| _mesa_PixelStorei( GLenum pname, GLint param ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelTransferf( GLenum pname, GLfloat param ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelTransferi( GLenum pname, GLint param ); |
| |
| extern void GLAPIENTRY |
| _mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor ); |
| |
| /*@}*/ |
| |
| |
| /** \name Pixel processing functions */ |
| /*@{*/ |
| |
| extern void |
| _mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4], |
| GLfloat rScale, GLfloat gScale, |
| GLfloat bScale, GLfloat aScale, |
| GLfloat rBias, GLfloat gBias, |
| GLfloat bBias, GLfloat aBias); |
| |
| extern void |
| _mesa_map_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]); |
| |
| |
| extern void |
| _mesa_transform_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]); |
| |
| |
| extern void |
| _mesa_lookup_rgba_float(const struct gl_color_table *table, |
| GLuint n, GLfloat rgba[][4]); |
| |
| extern void |
| _mesa_lookup_rgba_ubyte(const struct gl_color_table *table, |
| GLuint n, GLubyte rgba[][4]); |
| |
| |
| extern void |
| _mesa_map_ci_to_rgba(const GLcontext *ctx, |
| GLuint n, const GLuint index[], GLfloat rgba[][4]); |
| |
| |
| extern void |
| _mesa_map_ci8_to_rgba8(const GLcontext *ctx, GLuint n, const GLubyte index[], |
| GLubyte rgba[][4]); |
| |
| |
| extern void |
| _mesa_scale_and_bias_depth(const GLcontext *ctx, GLuint n, |
| GLfloat depthValues[]); |
| |
| |
| extern void |
| _mesa_update_pixel( GLcontext *ctx, GLuint newstate ); |
| |
| extern void |
| _mesa_init_pixel( GLcontext * ctx ); |
| |
| /*@}*/ |
| |
| #endif |