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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) 1999-2010  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 OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21.  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22.  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23.  * OTHER DEALINGS IN THE SOFTWARE.
  24.  */
  25.  
  26.  
  27. #ifndef PACK_H
  28. #define PACK_H
  29.  
  30.  
  31. #include "mtypes.h"
  32.  
  33.  
  34. extern void
  35. _mesa_unpack_polygon_stipple(const GLubyte *pattern, GLuint dest[32],
  36.                              const struct gl_pixelstore_attrib *unpacking);
  37.  
  38.  
  39. extern void
  40. _mesa_pack_polygon_stipple(const GLuint pattern[32], GLubyte *dest,
  41.                            const struct gl_pixelstore_attrib *packing);
  42.  
  43.  
  44. extern void
  45. _mesa_pack_bitmap(GLint width, GLint height, const GLubyte *source,
  46.                   GLubyte *dest, const struct gl_pixelstore_attrib *packing);
  47.  
  48.  
  49. extern void
  50. _mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n,
  51.                           GLenum dstType, GLvoid *dest,
  52.                           GLenum srcType, const GLvoid *source,
  53.                           const struct gl_pixelstore_attrib *srcPacking,
  54.                           GLbitfield transferOps);
  55.  
  56. extern void
  57. _mesa_pack_stencil_span(struct gl_context *ctx, GLuint n,
  58.                         GLenum dstType, GLvoid *dest, const GLubyte *source,
  59.                         const struct gl_pixelstore_attrib *dstPacking);
  60.  
  61.  
  62. extern void
  63. _mesa_unpack_depth_span(struct gl_context *ctx, GLuint n,
  64.                         GLenum dstType, GLvoid *dest, GLuint depthMax,
  65.                         GLenum srcType, const GLvoid *source,
  66.                         const struct gl_pixelstore_attrib *srcPacking);
  67.  
  68. extern void
  69. _mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest,
  70.                       GLenum dstType, const GLfloat *depthSpan,
  71.                       const struct gl_pixelstore_attrib *dstPacking);
  72.  
  73.  
  74. extern void
  75. _mesa_pack_depth_stencil_span(struct gl_context *ctx,GLuint n,
  76.                               GLenum dstType, GLuint *dest,
  77.                               const GLfloat *depthVals,
  78.                               const GLubyte *stencilVals,
  79.                               const struct gl_pixelstore_attrib *dstPacking);
  80.  
  81.  
  82. extern void *
  83. _mesa_unpack_image(GLuint dimensions,
  84.                    GLsizei width, GLsizei height, GLsizei depth,
  85.                    GLenum format, GLenum type, const GLvoid *pixels,
  86.                    const struct gl_pixelstore_attrib *unpack);
  87.  
  88. extern void
  89. _mesa_pack_luminance_from_rgba_float(GLuint n, GLfloat rgba[][4],
  90.                                      GLvoid *dstAddr, GLenum dst_format,
  91.                                      GLbitfield transferOps);
  92.  
  93. extern void
  94. _mesa_pack_luminance_from_rgba_integer(GLuint n, GLuint rgba[][4], bool rgba_is_signed,
  95.                                        GLvoid *dstAddr, GLenum dst_format,
  96.                                        GLenum dst_type);
  97.  
  98. extern GLfloat *
  99. _mesa_unpack_color_index_to_rgba_float(struct gl_context *ctx, GLuint dims,
  100.                                        const void *src, GLenum srcFormat, GLenum srcType,
  101.                                        int srcWidth, int srcHeight, int srcDepth,
  102.                                        const struct gl_pixelstore_attrib *srcPacking,
  103.                                        GLbitfield transferOps);
  104.  
  105. extern GLubyte *
  106. _mesa_unpack_color_index_to_rgba_ubyte(struct gl_context *ctx, GLuint dims,
  107.                                        const void *src, GLenum srcFormat, GLenum srcType,
  108.                                        int srcWidth, int srcHeight, int srcDepth,
  109.                                        const struct gl_pixelstore_attrib *srcPacking,
  110.                                        GLbitfield transferOps);
  111.  
  112. #endif
  113.