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5564 serge 1 
/*
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 * Mesa 3-D graphics library
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 *
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 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
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 * Copyright (C) 1999-2010  VMware, Inc.  All Rights Reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included
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 * in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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 * OTHER DEALINGS IN THE SOFTWARE.
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 */
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#ifndef PACK_H
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#define PACK_H
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#include "mtypes.h"
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extern void
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_mesa_unpack_polygon_stipple(const GLubyte *pattern, GLuint dest[32],
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                             const struct gl_pixelstore_attrib *unpacking);
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extern void
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_mesa_pack_polygon_stipple(const GLuint pattern[32], GLubyte *dest,
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                           const struct gl_pixelstore_attrib *packing);
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extern void
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_mesa_pack_bitmap(GLint width, GLint height, const GLubyte *source,
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                  GLubyte *dest, const struct gl_pixelstore_attrib *packing);
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extern void
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_mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n,
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                          GLenum dstType, GLvoid *dest,
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                          GLenum srcType, const GLvoid *source,
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                          const struct gl_pixelstore_attrib *srcPacking,
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                          GLbitfield transferOps);
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extern void
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_mesa_pack_stencil_span(struct gl_context *ctx, GLuint n,
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                        GLenum dstType, GLvoid *dest, const GLubyte *source,
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                        const struct gl_pixelstore_attrib *dstPacking);
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extern void
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_mesa_unpack_depth_span(struct gl_context *ctx, GLuint n,
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                        GLenum dstType, GLvoid *dest, GLuint depthMax,
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                        GLenum srcType, const GLvoid *source,
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                        const struct gl_pixelstore_attrib *srcPacking);
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extern void
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_mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest,
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                      GLenum dstType, const GLfloat *depthSpan,
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                      const struct gl_pixelstore_attrib *dstPacking);
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extern void
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_mesa_pack_depth_stencil_span(struct gl_context *ctx,GLuint n,
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                              GLenum dstType, GLuint *dest,
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                              const GLfloat *depthVals,
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                              const GLubyte *stencilVals,
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                              const struct gl_pixelstore_attrib *dstPacking);
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extern void *
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_mesa_unpack_image(GLuint dimensions,
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                   GLsizei width, GLsizei height, GLsizei depth,
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                   GLenum format, GLenum type, const GLvoid *pixels,
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                   const struct gl_pixelstore_attrib *unpack);
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extern void
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_mesa_pack_luminance_from_rgba_float(GLuint n, GLfloat rgba[][4],
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                                     GLvoid *dstAddr, GLenum dst_format,
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                                     GLbitfield transferOps);
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extern void
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_mesa_pack_luminance_from_rgba_integer(GLuint n, GLuint rgba[][4], bool rgba_is_signed,
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                                       GLvoid *dstAddr, GLenum dst_format,
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                                       GLenum dst_type);
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extern GLfloat *
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_mesa_unpack_color_index_to_rgba_float(struct gl_context *ctx, GLuint dims,
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                                       const void *src, GLenum srcFormat, GLenum srcType,
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                                       int srcWidth, int srcHeight, int srcDepth,
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                                       const struct gl_pixelstore_attrib *srcPacking,
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                                       GLbitfield transferOps);
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extern GLubyte *
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_mesa_unpack_color_index_to_rgba_ubyte(struct gl_context *ctx, GLuint dims,
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                                       const void *src, GLenum srcFormat, GLenum srcType,
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                                       int srcWidth, int srcHeight, int srcDepth,
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                                       const struct gl_pixelstore_attrib *srcPacking,
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                                       GLbitfield transferOps);
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#endif