src/gallium/drivers/softpipe/sp_texture.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
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   6  * Permission is hereby granted, free of charge, to any person obtaining a
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  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
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  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
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  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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  26  **************************************************************************/
  27
  28 #ifndef SP_TEXTURE_H
  29 #define SP_TEXTURE_H
  30
  31
  32 #include "pipe/p_state.h"
  33
  34
  35 struct pipe_context;
  36 struct pipe_screen;
  37 struct softpipe_context;
  38
  39
  40 struct softpipe_texture
  41 {
  42    struct pipe_texture base;
  43
  44    unsigned long level_offset[PIPE_MAX_TEXTURE_LEVELS];
  45    unsigned long stride[PIPE_MAX_TEXTURE_LEVELS];
  46
  47    /* The data is held here:
  48     */
  49    struct pipe_buffer *buffer;
  50
  51    boolean modified;
  52 };
  53
  54
  55 /** cast wrapper */
  56 static INLINE struct softpipe_texture *
  57 softpipe_texture(struct pipe_texture *pt)
  58 {
  59    return (struct softpipe_texture *) pt;
  60 }
  61
  62
  63 extern void
  64 softpipe_init_texture_funcs( struct softpipe_context *softpipe );
  65
  66 extern void
  67 softpipe_init_screen_texture_funcs(struct pipe_screen *screen);
  68
  69
  70 #endif /* SP_TEXTURE */