9967aa5044a00bdcd10782b9c236baa555e69745
1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
28 #ifndef SP_TILE_CACHE_H
29 #define SP_TILE_CACHE_H
32 #include "pipe/p_compiler.h"
35 struct softpipe_context
;
36 struct softpipe_tile_cache
;
40 * Cache tile size (width and height). This needs to be a power of two.
46 struct softpipe_cached_tile
48 int x
, y
; /**< pos of tile in window coords */
49 int z
, face
, level
; /**< Extra texture indexes */
51 float color
[TILE_SIZE
][TILE_SIZE
][4];
52 uint depth32
[TILE_SIZE
][TILE_SIZE
];
53 ushort depth16
[TILE_SIZE
][TILE_SIZE
];
54 ubyte stencil8
[TILE_SIZE
][TILE_SIZE
];
59 extern struct softpipe_tile_cache
*
60 sp_create_tile_cache(void);
63 sp_destroy_tile_cache(struct softpipe_tile_cache
*tc
);
66 sp_tile_cache_set_surface(struct softpipe_tile_cache
*tc
,
67 struct pipe_surface
*sps
);
69 extern struct pipe_surface
*
70 sp_tile_cache_get_surface(struct softpipe_tile_cache
*tc
);
73 sp_tile_cache_set_texture(struct softpipe_tile_cache
*tc
,
74 struct pipe_texture
*texture
);
77 sp_flush_tile_cache(struct softpipe_context
*softpipe
,
78 struct softpipe_tile_cache
*tc
);
81 sp_tile_cache_clear(struct softpipe_tile_cache
*tc
, const float value
[4]);
83 extern struct softpipe_cached_tile
*
84 sp_get_cached_tile(struct softpipe_context
*softpipe
,
85 struct softpipe_tile_cache
*tc
, int x
, int y
);
87 extern const struct softpipe_cached_tile
*
88 sp_get_cached_tile_tex(struct pipe_context
*pipe
,
89 struct softpipe_tile_cache
*tc
, int x
, int y
, int z
,
93 #endif /* SP_TILE_CACHE_H */