src/gallium/auxiliary/util/u_blit.h

   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
  29 #ifndef U_BLIT_H
  30 #define U_BLIT_H
  31
  32
  33 #ifdef __cplusplus
  34 extern "C" {
  35 #endif
  36
  37
  38 struct pipe_context;
  39 struct pipe_surface;
  40 struct pipe_texture;
  41 struct cso_context;
  42
  43
  44 struct blit_state;
  45
  46
  47 extern struct blit_state *
  48 util_create_blit(struct pipe_context *pipe, struct cso_context *cso);
  49
  50 extern void
  51 util_destroy_blit(struct blit_state *ctx);
  52
  53 extern void
  54 util_blit_pixels(struct blit_state *ctx,
  55                  struct pipe_surface *src,
  56                  int srcX0, int srcY0,
  57                  int srcX1, int srcY1,
  58                  struct pipe_surface *dst,
  59                  int dstX0, int dstY0,
  60                  int dstX1, int dstY1,
  61                  float z, uint filter);
  62
  63 extern void
  64 util_blit_pixels_tex(struct blit_state *ctx,
  65                      struct pipe_texture *tex,
  66                      int srcX0, int srcY0,
  67                      int srcX1, int srcY1,
  68                      struct pipe_surface *dst,
  69                      int dstX0, int dstY0,
  70                      int dstX1, int dstY1,
  71                      float z, uint filter);
  72
  73 /* Call at end of frame to avoid synchronous rendering.
  74  */
  75 extern void
  76 util_blit_flush( struct blit_state *ctx );
  77
  78 #ifdef __cplusplus
  79 }
  80 #endif
  81
  82 #endif