src/gallium/drivers/r300/r300_texture.h

   1 /*
   2  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
  22
  23 #ifndef R300_TEXTURE_H
  24 #define R300_TEXTURE_H
  25
  26 #include "util/u_format.h"
  27
  28 struct r300_texture;
  29
  30 uint32_t r300_translate_texformat(enum pipe_format format,
  31                                   const unsigned char *swizzle);
  32
  33 uint32_t r500_tx_format_msb_bit(enum pipe_format format);
  34
  35 unsigned r300_texture_get_stride(struct r300_screen* screen,
  36                                  struct r300_texture* tex, unsigned level);
  37
  38 unsigned r300_texture_get_offset(struct r300_texture* tex, unsigned level,
  39                                  unsigned zslice, unsigned face);
  40
  41 void r300_texture_reinterpret_format(struct pipe_screen *screen,
  42                                      struct pipe_resource *tex,
  43                                      enum pipe_format new_format);
  44
  45 boolean r300_is_colorbuffer_format_supported(enum pipe_format format);
  46
  47 boolean r300_is_zs_format_supported(enum pipe_format format);
  48
  49 boolean r300_is_sampler_format_supported(enum pipe_format format);
  50
  51
  52 struct pipe_resource*
  53 r300_texture_from_handle(struct pipe_screen* screen,
  54                          const struct pipe_resource* base,
  55                          struct winsys_handle *whandle);
  56
  57 struct pipe_resource*
  58 r300_texture_create(struct pipe_screen* screen,
  59                     const struct pipe_resource* templ);
  60
  61
  62 struct pipe_surface* r300_get_tex_surface(struct pipe_screen* screen,
  63                                           struct pipe_resource* texture,
  64                                           unsigned face,
  65                                           unsigned level,
  66                                           unsigned zslice,
  67                                           unsigned flags);
  68
  69 void r300_tex_surface_destroy(struct pipe_surface* s);
  70
  71 #endif /* R300_TEXTURE_H */