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/*
 * Mesa 3-D graphics library
 *
 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
 * Copyright (C) 2009-2010  VMware, Inc.  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
 * THE AUTHORS 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 PIXELTRANSFER_H
#define PIXELTRANSFER_H


#include "mtypes.h"


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 struct gl_context *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 struct gl_context *ctx,
                     GLuint n, const GLuint index[], GLfloat rgba[][4]);


extern void
_mesa_map_ci8_to_rgba8(const struct gl_context *ctx,
                       GLuint n, const GLubyte index[],
                       GLubyte rgba[][4]);


extern void
_mesa_scale_and_bias_depth(const struct gl_context *ctx, GLuint n,
                           GLfloat depthValues[]);

extern void
_mesa_scale_and_bias_depth_uint(const struct gl_context *ctx, GLuint n,
                                GLuint depthValues[]);

extern void
_mesa_apply_rgba_transfer_ops(struct gl_context *ctx, GLbitfield transferOps,
                              GLuint n, GLfloat rgba[][4]);

extern void
_mesa_shift_and_offset_ci(const struct gl_context *ctx,
                          GLuint n, GLuint indexes[]);

extern void
_mesa_apply_ci_transfer_ops(const struct gl_context *ctx,
                            GLbitfield transferOps,
                            GLuint n, GLuint indexes[]);


extern void
_mesa_apply_stencil_transfer_ops(const struct gl_context *ctx, GLuint n,
                                 GLstencil stencil[]);


#endif