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 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 PACK_H
  27 #define PACK_H
  28
  29
  30 #include "mtypes.h"
  31
  32
  33 extern void
  34 _mesa_unpack_polygon_stipple(const GLubyte *pattern, GLuint dest[32],
  35                              const struct gl_pixelstore_attrib *unpacking);
  36
  37
  38 extern void
  39 _mesa_pack_polygon_stipple(const GLuint pattern[32], GLubyte *dest,
  40                            const struct gl_pixelstore_attrib *packing);
  41
  42
  43 extern GLvoid *
  44 _mesa_unpack_bitmap(GLint width, GLint height, const GLubyte *pixels,
  45                     const struct gl_pixelstore_attrib *packing);
  46
  47 extern void
  48 _mesa_pack_bitmap(GLint width, GLint height, const GLubyte *source,
  49                   GLubyte *dest, const struct gl_pixelstore_attrib *packing);
  50
  51
  52 extern void
  53 _mesa_pack_rgba_span_float(struct gl_context *ctx, GLuint n,
  54                            GLfloat rgba[][4],
  55                            GLenum dstFormat, GLenum dstType, GLvoid *dstAddr,
  56                            const struct gl_pixelstore_attrib *dstPacking,
  57                            GLbitfield transferOps);
  58
  59
  60 extern void
  61 _mesa_unpack_color_span_chan(struct gl_context *ctx,
  62                              GLuint n, GLenum dstFormat, GLchan dest[],
  63                              GLenum srcFormat, GLenum srcType,
  64                              const GLvoid *source,
  65                              const struct gl_pixelstore_attrib *srcPacking,
  66                              GLbitfield transferOps);
  67
  68
  69 extern void
  70 _mesa_unpack_color_span_float(struct gl_context *ctx,
  71                               GLuint n, GLenum dstFormat, GLfloat dest[],
  72                               GLenum srcFormat, GLenum srcType,
  73                               const GLvoid *source,
  74                               const struct gl_pixelstore_attrib *srcPacking,
  75                               GLbitfield transferOps);
  76
  77 extern void
  78 _mesa_unpack_color_span_uint(struct gl_context *ctx,
  79                              GLuint n, GLenum dstFormat, GLuint *dest,
  80                              GLenum srcFormat, GLenum srcType,
  81                              const GLvoid *source,
  82                              const struct gl_pixelstore_attrib *srcPacking);
  83
  84 extern void
  85 _mesa_unpack_dudv_span_byte(struct gl_context *ctx,
  86                             GLuint n, GLenum dstFormat, GLbyte dest[],
  87                             GLenum srcFormat, GLenum srcType,
  88                             const GLvoid *source,
  89                             const struct gl_pixelstore_attrib *srcPacking,
  90                             GLbitfield transferOps);
  91
  92 extern void
  93 _mesa_unpack_index_span(struct gl_context *ctx, GLuint n,
  94                         GLenum dstType, GLvoid *dest,
  95                         GLenum srcType, const GLvoid *source,
  96                         const struct gl_pixelstore_attrib *srcPacking,
  97                         GLbitfield transferOps);
  98
  99
 100 extern void
 101 _mesa_pack_index_span(struct gl_context *ctx, GLuint n,
 102                       GLenum dstType, GLvoid *dest, const GLuint *source,
 103                       const struct gl_pixelstore_attrib *dstPacking,
 104                       GLbitfield transferOps);
 105
 106
 107 extern void
 108 _mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n,
 109                           GLenum dstType, GLvoid *dest,
 110                           GLenum srcType, const GLvoid *source,
 111                           const struct gl_pixelstore_attrib *srcPacking,
 112                           GLbitfield transferOps);
 113
 114 extern void
 115 _mesa_pack_stencil_span(struct gl_context *ctx, GLuint n,
 116                         GLenum dstType, GLvoid *dest, const GLstencil *source,
 117                         const struct gl_pixelstore_attrib *dstPacking);
 118
 119
 120 extern void
 121 _mesa_unpack_depth_span(struct gl_context *ctx, GLuint n,
 122                         GLenum dstType, GLvoid *dest, GLuint depthMax,
 123                         GLenum srcType, const GLvoid *source,
 124                         const struct gl_pixelstore_attrib *srcPacking);
 125
 126 extern void
 127 _mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest,
 128                       GLenum dstType, const GLfloat *depthSpan,
 129                       const struct gl_pixelstore_attrib *dstPacking);
 130
 131
 132 extern void
 133 _mesa_pack_depth_stencil_span(struct gl_context *ctx,
 134                               GLuint n, GLuint *dest,
 135                               const GLfloat *depthVals,
 136                               const GLstencil *stencilVals,
 137                               const struct gl_pixelstore_attrib *dstPacking);
 138
 139
 140 extern void *
 141 _mesa_unpack_image(GLuint dimensions,
 142                    GLsizei width, GLsizei height, GLsizei depth,
 143                    GLenum format, GLenum type, const GLvoid *pixels,
 144                    const struct gl_pixelstore_attrib *unpack);
 145
 146
 147 #endif