From 946f432a08112148d743eb9faf6b27bb8cc7fa76 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sun, 26 Jul 2009 23:44:38 +0100 Subject: llvmpipe: Fork softpipe for experimentation with llvm. --- src/gallium/drivers/llvmpipe/lp_tile_cache.h | 106 +++++++++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 src/gallium/drivers/llvmpipe/lp_tile_cache.h (limited to 'src/gallium/drivers/llvmpipe/lp_tile_cache.h') diff --git a/src/gallium/drivers/llvmpipe/lp_tile_cache.h b/src/gallium/drivers/llvmpipe/lp_tile_cache.h new file mode 100644 index 0000000000..ac3b17cce3 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_tile_cache.h @@ -0,0 +1,106 @@ +/************************************************************************** + * + * 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 */ + -- cgit v1.2.3