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105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/**************************************************************************
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*
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* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef SP_TILE_CACHE_H
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#define SP_TILE_CACHE_H
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#define TILE_CLEAR_OPTIMIZATION 1
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#include "pipe/p_compiler.h"
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struct softpipe_context;
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struct softpipe_tile_cache;
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/**
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* Cache tile size (width and height). This needs to be a power of two.
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*/
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#define TILE_SIZE 64
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struct softpipe_cached_tile
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{
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int x, y; /**< pos of tile in window coords */
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int z, face, level; /**< Extra texture indexes */
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union {
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float color[TILE_SIZE][TILE_SIZE][4];
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uint color32[TILE_SIZE][TILE_SIZE];
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uint depth32[TILE_SIZE][TILE_SIZE];
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ushort depth16[TILE_SIZE][TILE_SIZE];
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ubyte stencil8[TILE_SIZE][TILE_SIZE];
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ubyte any[1];
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} data;
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};
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extern struct softpipe_tile_cache *
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sp_create_tile_cache(void);
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extern void
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sp_destroy_tile_cache(struct softpipe_tile_cache *tc);
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extern void
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sp_tile_cache_set_surface(struct softpipe_tile_cache *tc,
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struct pipe_surface *sps);
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extern struct pipe_surface *
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sp_tile_cache_get_surface(struct softpipe_tile_cache *tc);
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extern void
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sp_tile_cache_map_surfaces(struct softpipe_tile_cache *tc);
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extern void
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sp_tile_cache_unmap_surfaces(struct softpipe_tile_cache *tc);
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extern void
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sp_tile_cache_set_texture(struct pipe_context *pipe,
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struct softpipe_tile_cache *tc,
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struct pipe_texture *texture);
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extern void
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sp_flush_tile_cache(struct softpipe_context *softpipe,
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struct softpipe_tile_cache *tc);
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extern void
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sp_tile_cache_clear(struct softpipe_tile_cache *tc, uint clearValue);
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extern struct softpipe_cached_tile *
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sp_get_cached_tile(struct softpipe_context *softpipe,
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struct softpipe_tile_cache *tc, int x, int y);
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extern const struct softpipe_cached_tile *
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sp_get_cached_tile_tex(struct pipe_context *pipe,
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struct softpipe_tile_cache *tc, int x, int y, int z,
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int face, int level);
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#endif /* SP_TILE_CACHE_H */
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