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 GLvoid *
  45 _mesa_unpack_bitmap(GLint width, GLint height, const GLubyte *pixels,
  46                     const struct gl_pixelstore_attrib *packing);
  47
  48 extern void
  49 _mesa_pack_bitmap(GLint width, GLint height, const GLubyte *source,
  50                   GLubyte *dest, const struct gl_pixelstore_attrib *packing);
  51
  52
  53 extern void
  54 _mesa_pack_rgba_span_float(struct gl_context *ctx, GLuint n,
  55                            GLfloat rgba[][4],
  56                            GLenum dstFormat, GLenum dstType, GLvoid *dstAddr,
  57                            const struct gl_pixelstore_attrib *dstPacking,
  58                            GLbitfield transferOps);
  59
  60
  61 extern void
  62 _mesa_unpack_color_span_ubyte(struct gl_context *ctx,
  63                              GLuint n, GLenum dstFormat, GLubyte dest[],
  64                              GLenum srcFormat, GLenum srcType,
  65                              const GLvoid *source,
  66                              const struct gl_pixelstore_attrib *srcPacking,
  67                              GLbitfield transferOps);
  68
  69
  70 extern void
  71 _mesa_unpack_color_span_float(struct gl_context *ctx,
  72                               GLuint n, GLenum dstFormat, GLfloat dest[],
  73                               GLenum srcFormat, GLenum srcType,
  74                               const GLvoid *source,
  75                               const struct gl_pixelstore_attrib *srcPacking,
  76                               GLbitfield transferOps);
  77
  78 extern void
  79 _mesa_unpack_color_span_uint(struct gl_context *ctx,
  80                              GLuint n, GLenum dstFormat, GLuint *dest,
  81                              GLenum srcFormat, GLenum srcType,
  82                              const GLvoid *source,
  83                              const struct gl_pixelstore_attrib *srcPacking);
  84
  85 extern void
  86 _mesa_unpack_dudv_span_byte(struct gl_context *ctx,
  87                             GLuint n, GLenum dstFormat, GLbyte dest[],
  88                             GLenum srcFormat, GLenum srcType,
  89                             const GLvoid *source,
  90                             const struct gl_pixelstore_attrib *srcPacking,
  91                             GLbitfield transferOps);
  92
  93 extern void
  94 _mesa_unpack_index_span(struct gl_context *ctx, GLuint n,
  95                         GLenum dstType, GLvoid *dest,
  96                         GLenum srcType, const GLvoid *source,
  97                         const struct gl_pixelstore_attrib *srcPacking,
  98                         GLbitfield transferOps);
  99
 100
 101 extern void
 102 _mesa_pack_index_span(struct gl_context *ctx, GLuint n,
 103                       GLenum dstType, GLvoid *dest, const GLuint *source,
 104                       const struct gl_pixelstore_attrib *dstPacking,
 105                       GLbitfield transferOps);
 106
 107
 108 extern void
 109 _mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n,
 110                           GLenum dstType, GLvoid *dest,
 111                           GLenum srcType, const GLvoid *source,
 112                           const struct gl_pixelstore_attrib *srcPacking,
 113                           GLbitfield transferOps);
 114
 115 extern void
 116 _mesa_pack_stencil_span(struct gl_context *ctx, GLuint n,
 117                         GLenum dstType, GLvoid *dest, const GLubyte *source,
 118                         const struct gl_pixelstore_attrib *dstPacking);
 119
 120
 121 extern void
 122 _mesa_unpack_depth_span(struct gl_context *ctx, GLuint n,
 123                         GLenum dstType, GLvoid *dest, GLuint depthMax,
 124                         GLenum srcType, const GLvoid *source,
 125                         const struct gl_pixelstore_attrib *srcPacking);
 126
 127 extern void
 128 _mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest,
 129                       GLenum dstType, const GLfloat *depthSpan,
 130                       const struct gl_pixelstore_attrib *dstPacking);
 131
 132
 133 extern void
 134 _mesa_pack_depth_stencil_span(struct gl_context *ctx,GLuint n,
 135                               GLenum dstType, GLuint *dest,
 136                               const GLfloat *depthVals,
 137                               const GLubyte *stencilVals,
 138                               const struct gl_pixelstore_attrib *dstPacking);
 139
 140
 141 extern void *
 142 _mesa_unpack_image(GLuint dimensions,
 143                    GLsizei width, GLsizei height, GLsizei depth,
 144                    GLenum format, GLenum type, const GLvoid *pixels,
 145                    const struct gl_pixelstore_attrib *unpack);
 146
 147
 148 void
 149 _mesa_pack_rgba_span_from_uints(struct gl_context *ctx, GLuint n, GLuint rgba[][4],
 150                                 GLenum dstFormat, GLenum dstType,
 151                                 GLvoid *dstAddr);
 152
 153
 154 void
 155 _mesa_pack_rgba_span_from_ints(struct gl_context *ctx, GLuint n, GLint rgba[][4],
 156                                GLenum dstFormat, GLenum dstType,
 157                                GLvoid *dstAddr);
 158
 159
 160 extern void
 161 _mesa_rebase_rgba_float(GLuint n, GLfloat rgba[][4], GLenum baseFormat);
 162
 163 extern void
 164 _mesa_rebase_rgba_uint(GLuint n, GLuint rgba[][4], GLenum baseFormat);
 165
 166 #endif