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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
  4.  * All Rights Reserved.
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining a
  7.  * copy of this software and associated documentation files (the
  8.  * "Software"), to deal in the Software without restriction, including
  9.  * without limitation the rights to use, copy, modify, merge, publish,
  10.  * distribute, sub license, and/or sell copies of the Software, and to
  11.  * permit persons to whom the Software is furnished to do so, subject to
  12.  * the following conditions:
  13.  *
  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.
  17.  *
  18.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21.  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25.  *
  26.  **************************************************************************/
  27.  
  28. #ifndef U_GENMIPMAP_H
  29. #define U_GENMIPMAP_H
  30.  
  31. #include "pipe/p_state.h"
  32.  
  33.  
  34. #ifdef __cplusplus
  35. extern "C" {
  36. #endif
  37.  
  38.    
  39. struct pipe_context;
  40. struct pipe_resource;
  41. struct cso_context;
  42.  
  43. struct gen_mipmap_state;
  44.  
  45.  
  46. extern struct gen_mipmap_state *
  47. util_create_gen_mipmap(struct pipe_context *pipe, struct cso_context *cso);
  48.  
  49.  
  50. extern void
  51. util_destroy_gen_mipmap(struct gen_mipmap_state *ctx);
  52.  
  53.  
  54. extern void
  55. util_gen_mipmap(struct gen_mipmap_state *ctx,
  56.                 struct pipe_sampler_view *psv,
  57.                 uint layer, uint baseLevel, uint lastLevel, uint filter);
  58.  
  59.  
  60. #ifdef __cplusplus
  61. }
  62. #endif
  63.  
  64. #endif
  65.