src/mesa/main/pack.h

   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_pack_rgba_span_float(struct gl_context *ctx, GLuint n,
  51                            GLfloat rgba[][4],
  52                            GLenum dstFormat, GLenum dstType, GLvoid *dstAddr,
  53                            const struct gl_pixelstore_attrib *dstPacking,
  54                            GLbitfield transferOps);
  55
  56
  57 extern void
  58 _mesa_unpack_index_span(struct gl_context *ctx, GLuint n,
  59                         GLenum dstType, GLvoid *dest,
  60                         GLenum srcType, const GLvoid *source,
  61                         const struct gl_pixelstore_attrib *srcPacking,
  62                         GLbitfield transferOps);
  63
  64
  65 extern void
  66 _mesa_pack_index_span(struct gl_context *ctx, GLuint n,
  67                       GLenum dstType, GLvoid *dest, const GLuint *source,
  68                       const struct gl_pixelstore_attrib *dstPacking,
  69                       GLbitfield transferOps);
  70
  71
  72 extern void
  73 _mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n,
  74                           GLenum dstType, GLvoid *dest,
  75                           GLenum srcType, const GLvoid *source,
  76                           const struct gl_pixelstore_attrib *srcPacking,
  77                           GLbitfield transferOps);
  78
  79 extern void
  80 _mesa_pack_stencil_span(struct gl_context *ctx, GLuint n,
  81                         GLenum dstType, GLvoid *dest, const GLubyte *source,
  82                         const struct gl_pixelstore_attrib *dstPacking);
  83
  84
  85 extern void
  86 _mesa_unpack_depth_span(struct gl_context *ctx, GLuint n,
  87                         GLenum dstType, GLvoid *dest, GLuint depthMax,
  88                         GLenum srcType, const GLvoid *source,
  89                         const struct gl_pixelstore_attrib *srcPacking);
  90
  91 extern void
  92 _mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest,
  93                       GLenum dstType, const GLfloat *depthSpan,
  94                       const struct gl_pixelstore_attrib *dstPacking);
  95
  96
  97 extern void
  98 _mesa_pack_depth_stencil_span(struct gl_context *ctx,GLuint n,
  99                               GLenum dstType, GLuint *dest,
 100                               const GLfloat *depthVals,
 101                               const GLubyte *stencilVals,
 102                               const struct gl_pixelstore_attrib *dstPacking);
 103
 104
 105 extern void *
 106 _mesa_unpack_image(GLuint dimensions,
 107                    GLsizei width, GLsizei height, GLsizei depth,
 108                    GLenum format, GLenum type, const GLvoid *pixels,
 109                    const struct gl_pixelstore_attrib *unpack);
 110
 111
 112 extern void
 113 _mesa_rebase_rgba_float(GLuint n, GLfloat rgba[][4], GLenum baseFormat);
 114
 115 extern void
 116 _mesa_rebase_rgba_uint(GLuint n, GLuint rgba[][4], GLenum baseFormat);
 117
 118 extern void
 119 _mesa_pack_luminance_from_rgba_float(GLuint n, GLfloat rgba[][4],
 120                                      GLvoid *dstAddr, GLenum dst_format,
 121                                      GLbitfield transferOps);
 122
 123 extern void
 124 _mesa_pack_luminance_from_rgba_integer(GLuint n, GLuint rgba[][4], bool rgba_is_signed,
 125                                        GLvoid *dstAddr, GLenum dst_format,
 126                                        GLenum dst_type);
 127
 128 extern GLfloat *
 129 _mesa_unpack_color_index_to_rgba_float(struct gl_context *ctx, GLuint dims,
 130                                        const void *src, GLenum srcFormat, GLenum srcType,
 131                                        int srcWidth, int srcHeight, int srcDepth,
 132                                        const struct gl_pixelstore_attrib *srcPacking,
 133                                        GLbitfield transferOps);
 134
 135 extern GLubyte *
 136 _mesa_unpack_color_index_to_rgba_ubyte(struct gl_context *ctx, GLuint dims,
 137                                        const void *src, GLenum srcFormat, GLenum srcType,
 138                                        int srcWidth, int srcHeight, int srcDepth,
 139                                        const struct gl_pixelstore_attrib *srcPacking,
 140                                        GLbitfield transferOps);
 141
 142 #endif