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+/**
+ * \file pixel.h
+ * Pixel operations.
+ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.5
+ *
+ * Copyright (C) 1999-2005 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_chan(const struct gl_color_table *table,
+ GLuint n, GLchan rgba[][4]);
+
+
+extern void
+_mesa_shift_and_offset_ci(const GLcontext *ctx, GLuint n,
+ GLuint indexes[]);
+
+
+extern void
+_mesa_map_ci(const GLcontext *ctx, GLuint n, GLuint index[]);
+
+
+extern void
+_mesa_map_ci_to_rgba_chan(const GLcontext *ctx,
+ GLuint n, const GLuint index[],
+ GLchan 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_rgba(const GLcontext *ctx,
+ GLuint n, const GLubyte index[],
+ GLchan rgba[][4]);
+
+
+extern void
+_mesa_shift_and_offset_stencil(const GLcontext *ctx, GLuint n,
+ GLstencil indexes[]);
+
+
+extern void
+_mesa_map_stencil(const GLcontext *ctx, GLuint n, GLstencil index[]);
+
+
+extern void
+_mesa_scale_and_bias_depth(const GLcontext *ctx, GLuint n,
+ GLfloat depthValues[]);
+
+
+extern void
+_mesa_chan_to_float_span(const GLcontext *ctx, GLuint n,
+ CONST GLchan rgba[][4], GLfloat rgbaf[][4]);
+
+
+extern void
+_mesa_update_pixel( GLcontext *ctx, GLuint newstate );
+
+extern void
+_mesa_init_pixel( GLcontext * ctx );
+
+/*@}*/
+
+#endif