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