1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifndef SP_TILE_CACHE_H 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define SP_TILE_CACHE_H 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_compiler.h" 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "sp_texture.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct softpipe_tile_cache; 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Cache tile size (width and height). This needs to be a power of two. 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define TILE_SIZE_LOG2 6 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define TILE_SIZE (1 << TILE_SIZE_LOG2) 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define TILE_ADDR_BITS (SP_MAX_TEXTURE_2D_LEVELS - 1 - TILE_SIZE_LOG2) 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Surface tile address as a union for fast compares. 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgunion tile_address { 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct { 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned x:TILE_ADDR_BITS; /* 16K / TILE_SIZE */ 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned y:TILE_ADDR_BITS; /* 16K / TILE_SIZE */ 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned invalid:1; 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned pad:15; 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } bits; 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned value; 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct softpipe_cached_tile 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union { 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float color[TILE_SIZE][TILE_SIZE][4]; 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint color32[TILE_SIZE][TILE_SIZE]; 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint depth32[TILE_SIZE][TILE_SIZE]; 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ushort depth16[TILE_SIZE][TILE_SIZE]; 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte stencil8[TILE_SIZE][TILE_SIZE]; 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint colorui128[TILE_SIZE][TILE_SIZE][4]; 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int colori128[TILE_SIZE][TILE_SIZE][4]; 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t depth64[TILE_SIZE][TILE_SIZE]; 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte any[1]; 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } data; 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define NUM_ENTRIES 50 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct softpipe_tile_cache 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_context *pipe; 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_surface *surface; /**< the surface we're caching */ 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_transfer *transfer; 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *transfer_map; 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union tile_address tile_addrs[NUM_ENTRIES]; 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct softpipe_cached_tile *entries[NUM_ENTRIES]; 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint clear_flags[(MAX_WIDTH / TILE_SIZE) * (MAX_HEIGHT / TILE_SIZE) / 32]; 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union pipe_color_union clear_color; /**< for color bufs */ 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t clear_val; /**< for z+stencil */ 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org boolean depth_stencil; /**< Is the surface a depth/stencil format? */ 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct softpipe_cached_tile *tile; /**< scratch tile for clears */ 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union tile_address last_tile_addr; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct softpipe_cached_tile *last_tile; /**< most recently retrieved tile */ 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern struct softpipe_tile_cache * 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_create_tile_cache( struct pipe_context *pipe ); 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern void 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_destroy_tile_cache(struct softpipe_tile_cache *tc); 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern void 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_tile_cache_set_surface(struct softpipe_tile_cache *tc, 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_surface *sps); 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern struct pipe_surface * 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_tile_cache_get_surface(struct softpipe_tile_cache *tc); 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern void 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_tile_cache_map_transfers(struct softpipe_tile_cache *tc); 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern void 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_tile_cache_unmap_transfers(struct softpipe_tile_cache *tc); 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern void 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_flush_tile_cache(struct softpipe_tile_cache *tc); 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern void 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_tile_cache_clear(struct softpipe_tile_cache *tc, 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const union pipe_color_union *color, 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t clearValue); 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern struct softpipe_cached_tile * 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_find_cached_tile(struct softpipe_tile_cache *tc, 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union tile_address addr ); 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE union tile_address 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgtile_address( unsigned x, 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned y ) 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union tile_address addr; 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org addr.value = 0; 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org addr.bits.x = x / TILE_SIZE; 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org addr.bits.y = y / TILE_SIZE; 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return addr; 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Quickly retrieve tile if it matches last lookup. 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE struct softpipe_cached_tile * 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsp_get_cached_tile(struct softpipe_tile_cache *tc, 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int x, int y ) 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union tile_address addr = tile_address( x, y ); 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (tc->last_tile_addr.value == addr.value) 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return tc->last_tile; 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return sp_find_cached_tile( tc, addr ); 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif /* SP_TILE_CACHE_H */ 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 166