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  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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21.  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23.  */
  24.  
  25.  
  26. #ifndef PIXELTRANSFER_H
  27. #define PIXELTRANSFER_H
  28.  
  29.  
  30. #include "mtypes.h"
  31.  
  32.  
  33. extern void
  34. _mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4],
  35.                           GLfloat rScale, GLfloat gScale,
  36.                           GLfloat bScale, GLfloat aScale,
  37.                           GLfloat rBias, GLfloat gBias,
  38.                           GLfloat bBias, GLfloat aBias);
  39.  
  40. extern void
  41. _mesa_map_rgba(const struct gl_context *ctx, GLuint n, GLfloat rgba[][4]);
  42.  
  43. extern void
  44. _mesa_lookup_rgba_float(const struct gl_color_table *table,
  45.                         GLuint n, GLfloat rgba[][4]);
  46.  
  47. extern void
  48. _mesa_lookup_rgba_ubyte(const struct gl_color_table *table,
  49.                         GLuint n, GLubyte rgba[][4]);
  50.  
  51.  
  52. extern void
  53. _mesa_map_ci_to_rgba(const struct gl_context *ctx,
  54.                      GLuint n, const GLuint index[], GLfloat rgba[][4]);
  55.  
  56.  
  57. extern void
  58. _mesa_map_ci8_to_rgba8(const struct gl_context *ctx,
  59.                        GLuint n, const GLubyte index[],
  60.                        GLubyte rgba[][4]);
  61.  
  62.  
  63. extern void
  64. _mesa_scale_and_bias_depth(const struct gl_context *ctx, GLuint n,
  65.                            GLfloat depthValues[]);
  66.  
  67. extern void
  68. _mesa_scale_and_bias_depth_uint(const struct gl_context *ctx, GLuint n,
  69.                                 GLuint depthValues[]);
  70.  
  71. extern void
  72. _mesa_apply_rgba_transfer_ops(struct gl_context *ctx, GLbitfield transferOps,
  73.                               GLuint n, GLfloat rgba[][4]);
  74.  
  75. extern void
  76. _mesa_shift_and_offset_ci(const struct gl_context *ctx,
  77.                           GLuint n, GLuint indexes[]);
  78.  
  79. extern void
  80. _mesa_apply_ci_transfer_ops(const struct gl_context *ctx,
  81.                             GLbitfield transferOps,
  82.                             GLuint n, GLuint indexes[]);
  83.  
  84.  
  85. extern void
  86. _mesa_apply_stencil_transfer_ops(const struct gl_context *ctx, GLuint n,
  87.                                  GLstencil stencil[]);
  88.  
  89.  
  90. #endif
  91.