sp_tile_cache.c revision f4d744af24e07103f0f297b485f3dbca1fb7bc3b
18611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/************************************************************************** 28611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * 38611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 48611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * All Rights Reserved. 58611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * 68611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Permission is hereby granted, free of charge, to any person obtaining a 78611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * copy of this software and associated documentation files (the 88611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * "Software"), to deal in the Software without restriction, including 98611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * without limitation the rights to use, copy, modify, merge, publish, 108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * distribute, sub license, and/or sell copies of the Software, and to 118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * permit persons to whom the Software is furnished to do so, subject to 128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * the following conditions: 138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * 148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * The above copyright notice and this permission notice (including the 158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * next paragraph) shall be included in all copies or substantial portions 168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * of the Software. 178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * 188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * 268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu **************************************************************************/ 278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 288611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 298611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Texture tile caching. 308611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * 318611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Author: 328611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Brian Paul 338611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 348611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 358611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "pipe/p_inlines.h" 368611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "util/u_memory.h" 378611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "util/u_tile.h" 388611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "sp_context.h" 398611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "sp_surface.h" 408611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "sp_texture.h" 418611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#include "sp_tile_cache.h" 428611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 438611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#define NUM_ENTRIES 50 448611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 458611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 468611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** XXX move these */ 478611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#define MAX_WIDTH 2048 488611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#define MAX_HEIGHT 2048 498611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 508611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 518611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustruct softpipe_tile_cache 528611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 538611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_screen *screen; 548611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_surface *surface; /**< the surface we're caching */ 558611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_transfer *transfer; 568611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu void *transfer_map; 578611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_texture *texture; /**< if caching a texture */ 588611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_cached_tile entries[NUM_ENTRIES]; 598611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint clear_flags[(MAX_WIDTH / TILE_SIZE) * (MAX_HEIGHT / TILE_SIZE) / 32]; 608611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu float clear_color[4]; /**< for color bufs */ 618611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint clear_val; /**< for z+stencil, or packed color clear value */ 628611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu boolean depth_stencil; /**< Is the surface a depth/stencil format? */ 638611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 648611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_transfer *tex_trans; 658611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu void *tex_trans_map; 668611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu int tex_face, tex_level, tex_z; 678611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 688611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_cached_tile tile; /**< scratch tile for clears */ 698611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu}; 708611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 718611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 728611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 738611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Return the position in the cache for the tile that contains win pos (x,y). 748611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * We currently use a direct mapped cache so this is like a hack key. 758611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * At some point we should investige something more sophisticated, like 768611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * a LRU replacement policy. 778611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 788611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#define CACHE_POS(x, y) \ 798611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu (((x) / TILE_SIZE + ((y) / TILE_SIZE) * 5) % NUM_ENTRIES) 808611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 818611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 828611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 838611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 848611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Is the tile at (x,y) in cleared state? 858611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 868611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustatic INLINE uint 878611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuis_clear_flag_set(const uint *bitvec, int x, int y) 888611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 898611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu int pos, bit; 908611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu x /= TILE_SIZE; 918611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu y /= TILE_SIZE; 928611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pos = y * (MAX_WIDTH / TILE_SIZE) + x; 938611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu assert(pos / 32 < (MAX_WIDTH / TILE_SIZE) * (MAX_HEIGHT / TILE_SIZE) / 32); 948611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu bit = bitvec[pos / 32] & (1 << (pos & 31)); 958611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return bit; 968611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 978611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 988611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 998611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 1008611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Mark the tile at (x,y) as not cleared. 1018611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 1028611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustatic INLINE void 1038611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuclear_clear_flag(uint *bitvec, int x, int y) 1048611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 1058611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu int pos; 1068611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu x /= TILE_SIZE; 1078611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu y /= TILE_SIZE; 1088611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pos = y * (MAX_WIDTH / TILE_SIZE) + x; 1098611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu assert(pos / 32 < (MAX_WIDTH / TILE_SIZE) * (MAX_HEIGHT / TILE_SIZE) / 32); 1108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu bitvec[pos / 32] &= ~(1 << (pos & 31)); 1118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 1128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustruct softpipe_tile_cache * 1158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_create_tile_cache( struct pipe_screen *screen ) 1168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 1178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_tile_cache *tc; 1188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint pos; 1198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc = CALLOC_STRUCT( softpipe_tile_cache ); 1218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc) { 1228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->screen = screen; 1238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (pos = 0; pos < NUM_ENTRIES; pos++) { 1248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->entries[pos].x = 1258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->entries[pos].y = -1; 1268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1288611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return tc; 1298611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 1308611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1318611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1328611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 1338611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_destroy_tile_cache(struct softpipe_tile_cache *tc) 1348611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 1358611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_screen *screen; 1368611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint pos; 1378611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1388611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (pos = 0; pos < NUM_ENTRIES; pos++) { 1398611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /*assert(tc->entries[pos].x < 0);*/ 1408611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1418611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->transfer) { 1428611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen = tc->transfer->texture->screen; 1438611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen->tex_transfer_destroy(tc->transfer); 1448611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1458611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans) { 1468611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen = tc->tex_trans->texture->screen; 147f0edc3f155a136d87beccd5ecef75c2d4b6f6b64Iliyan Malchev screen->tex_transfer_destroy(tc->tex_trans); 148f0edc3f155a136d87beccd5ecef75c2d4b6f6b64Iliyan Malchev } 1498611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1508611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu FREE( tc ); 1518611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 1528611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1538611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1548611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 1558611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Specify the surface to cache. 1568611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 1578611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 1588611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_set_surface(struct softpipe_tile_cache *tc, 1598611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_surface *ps) 1608611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 1618611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu assert(!tc->texture); 1628611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1638611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->transfer) { 1648611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_screen *screen = tc->transfer->texture->screen; 1658611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1668611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (ps == tc->surface) 1678611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return; 1688611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1698611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->transfer_map) { 1708611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen->transfer_unmap(screen, tc->transfer); 1718611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->transfer_map = NULL; 1728611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1738611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1748611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen->tex_transfer_destroy(tc->transfer); 1758611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->transfer = NULL; 1768611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1778611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1788611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->surface = ps; 1798611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1808611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (ps) { 1818611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_screen *screen = ps->texture->screen; 1828611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1838611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->transfer = screen->get_tex_transfer(screen, ps->texture, ps->face, 1848611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->level, ps->zslice, 1858611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu PIPE_TRANSFER_READ_WRITE, 1868611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 0, 0, ps->width, ps->height); 1878611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1888611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->depth_stencil = (ps->format == PIPE_FORMAT_S8Z24_UNORM || 1898611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->format == PIPE_FORMAT_X8Z24_UNORM || 1908611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->format == PIPE_FORMAT_Z24S8_UNORM || 1918611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->format == PIPE_FORMAT_Z24X8_UNORM || 1928611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->format == PIPE_FORMAT_Z16_UNORM || 1938611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->format == PIPE_FORMAT_Z32_UNORM || 1948611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu ps->format == PIPE_FORMAT_S8_UNORM); 1958611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 1968611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 1978611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1988611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 1998611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 2008611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Return the transfer being cached. 2018611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 2028611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustruct pipe_surface * 2038611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_get_surface(struct softpipe_tile_cache *tc) 2048611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 2058611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return tc->surface; 2068611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 2078611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2088611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2098611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 2108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_map_transfers(struct softpipe_tile_cache *tc) 2118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 2128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->transfer && !tc->transfer_map) 2138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->transfer_map = tc->screen->transfer_map(tc->screen, tc->transfer); 2148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans && !tc->tex_trans_map) 2168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans_map = tc->screen->transfer_map(tc->screen, tc->tex_trans); 2178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 2188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 2218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_unmap_transfers(struct softpipe_tile_cache *tc) 2228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 2238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->transfer_map) { 2248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->screen->transfer_unmap(tc->screen, tc->transfer); 2258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->transfer_map = NULL; 2268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2288611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans_map) { 2298611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->screen->transfer_unmap(tc->screen, tc->tex_trans); 2308611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans_map = NULL; 2318611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2328611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 2338611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2348611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2358611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 2368611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Specify the texture to cache. 2378611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 2388611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 2398611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_set_texture(struct pipe_context *pipe, 2408611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_tile_cache *tc, 2418611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_texture *texture) 2428611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 2438611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint i; 2448611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2458611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu assert(!tc->transfer); 2468611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2478611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_texture_reference(&tc->texture, texture); 2488611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2498611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans) { 2508611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_screen *screen = tc->tex_trans->texture->screen; 2518611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2528611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans_map) { 2538611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen->transfer_unmap(screen, tc->tex_trans); 2548611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans_map = NULL; 2558611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2568611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2578611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen->tex_transfer_destroy(tc->tex_trans); 2588611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans = NULL; 2598611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2608611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2618611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* mark as entries as invalid/empty */ 2628611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* XXX we should try to avoid this when the teximage hasn't changed */ 2638611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (i = 0; i < NUM_ENTRIES; i++) { 2648611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->entries[i].x = -1; 2658611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2668611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2678611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_face = -1; /* any invalid value here */ 2688611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 2698611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2708611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2718611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 2728611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Set pixels in a tile to the given clear color/value, float. 2738611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 2748611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustatic void 2758611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuclear_tile_rgba(struct softpipe_cached_tile *tile, 2768611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu enum pipe_format format, 2778611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const float clear_value[4]) 2788611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 2798611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (clear_value[0] == 0.0 && 2808611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_value[1] == 0.0 && 2818611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_value[2] == 0.0 && 2828611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_value[3] == 0.0) { 2838611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu memset(tile->data.color, 0, sizeof(tile->data.color)); 2848611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2858611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 2868611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint i, j; 2878611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (i = 0; i < TILE_SIZE; i++) { 2888611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (j = 0; j < TILE_SIZE; j++) { 2898611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.color[i][j][0] = clear_value[0]; 2908611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.color[i][j][1] = clear_value[1]; 2918611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.color[i][j][2] = clear_value[2]; 2928611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.color[i][j][3] = clear_value[3]; 2938611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2948611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2958611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 2968611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 2978611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2988611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 2998611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 3008611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Set a tile to a solid value/color. 3018611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 3028611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustatic void 3038611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuclear_tile(struct softpipe_cached_tile *tile, 3048611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu enum pipe_format format, 3058611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint clear_value) 3068611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 3078611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint i, j; 3088611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3098611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu switch (pf_get_size(format)) { 3108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu case 1: 3118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu memset(tile->data.any, 0, TILE_SIZE * TILE_SIZE); 3128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu break; 3138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu case 2: 3148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (clear_value == 0) { 3158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu memset(tile->data.any, 0, 2 * TILE_SIZE * TILE_SIZE); 3168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 3188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (i = 0; i < TILE_SIZE; i++) { 3198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (j = 0; j < TILE_SIZE; j++) { 3208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.depth16[i][j] = (ushort) clear_value; 3218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu break; 3258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu case 4: 3268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (clear_value == 0) { 3278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu memset(tile->data.any, 0, 4 * TILE_SIZE * TILE_SIZE); 3288611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3298611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 3308611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (i = 0; i < TILE_SIZE; i++) { 3318611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (j = 0; j < TILE_SIZE; j++) { 3328611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.color32[i][j] = clear_value; 3338611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3348611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3358611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3368611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu break; 3378611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu default: 3388611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu assert(0); 3398611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3408611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 3418611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3428611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3438611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 3448611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Actually clear the tiles which were flagged as being in a clear state. 3458611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 3468611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustatic void 3478611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_flush_clear(struct pipe_context *pipe, 3488611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_tile_cache *tc) 3498611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 3508611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_transfer *pt = tc->transfer; 3518611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const uint w = tc->transfer->width; 3528611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const uint h = tc->transfer->height; 3538611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint x, y; 3548611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint numCleared = 0; 3558611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3568611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* clear the scratch tile to the clear value */ 3578611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_tile(&tc->tile, pt->format, tc->clear_val); 3588611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3598611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* push the tile to all positions marked as clear */ 3608611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (y = 0; y < h; y += TILE_SIZE) { 3618611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (x = 0; x < w; x += TILE_SIZE) { 3628611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (is_clear_flag_set(tc->clear_flags, x, y)) { 3638611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_put_tile_raw(pt, 3648611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu x, y, TILE_SIZE, TILE_SIZE, 3658611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tile.data.color32, 0/*STRIDE*/); 3668611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3678611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* do this? */ 3688611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_clear_flag(tc->clear_flags, x, y); 3698611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3708611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu numCleared++; 3718611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3728611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3738611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 3748611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#if 0 3758611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu debug_printf("num cleared: %u\n", numCleared); 3768611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#endif 3778611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 3788611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3798611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3808611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 3818611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Flush the tile cache: write all dirty tiles back to the transfer. 3828611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * any tiles "flagged" as cleared will be "really" cleared. 3838611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 3848611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 3858611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_flush_tile_cache(struct softpipe_context *softpipe, 3868611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_tile_cache *tc) 3878611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 3888611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_transfer *pt = tc->transfer; 3898611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu int inuse = 0, pos; 3908611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 3918611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (pt) { 3928611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* caching a drawing transfer */ 3938611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (pos = 0; pos < NUM_ENTRIES; pos++) { 3948611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_cached_tile *tile = tc->entries + pos; 3958611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tile->x >= 0) { 3968611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->depth_stencil) { 3978611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_put_tile_raw(pt, 3988611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x, tile->y, TILE_SIZE, TILE_SIZE, 3998611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.depth32, 0/*STRIDE*/); 4008611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4018611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 4028611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_put_tile_rgba(pt, 4038611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x, tile->y, TILE_SIZE, TILE_SIZE, 4048611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu (float *) tile->data.color); 4058611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4068611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x = tile->y = -1; /* mark as empty */ 4078611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu inuse++; 4088611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4098611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#if TILE_CLEAR_OPTIMIZATION 4128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu sp_tile_cache_flush_clear(&softpipe->pipe, tc); 4138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#endif 4148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else if (tc->texture) { 4168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* caching a texture, mark all entries as empty */ 4178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (pos = 0; pos < NUM_ENTRIES; pos++) { 4188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->entries[pos].x = -1; 4198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_face = -1; 4218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#if 0 4248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu debug_printf("flushed tiles in use: %d\n", inuse); 4258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#endif 4268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 4278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4288611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4298611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 4308611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Get a tile from the cache. 4318611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * \param x, y position of tile, in pixels 4328611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 4338611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustruct softpipe_cached_tile * 4348611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_get_cached_tile(struct softpipe_context *softpipe, 4358611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_tile_cache *tc, int x, int y) 4368611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 4378611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_transfer *pt = tc->transfer; 4388611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4398611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* tile pos in framebuffer: */ 4408611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const int tile_x = x & ~(TILE_SIZE - 1); 4418611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const int tile_y = y & ~(TILE_SIZE - 1); 4428611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4438611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* cache pos/entry: */ 4448611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const int pos = CACHE_POS(x, y); 4458611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_cached_tile *tile = tc->entries + pos; 4468611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4478611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tile_x != tile->x || 4488611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile_y != tile->y) { 4498611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4508611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tile->x != -1) { 4518611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* put dirty tile back in framebuffer */ 4528611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->depth_stencil) { 4538611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_put_tile_raw(pt, 4548611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x, tile->y, TILE_SIZE, TILE_SIZE, 4558611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.depth32, 0/*STRIDE*/); 4568611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4578611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 4588611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_put_tile_rgba(pt, 4598611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x, tile->y, TILE_SIZE, TILE_SIZE, 4608611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu (float *) tile->data.color); 4618611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4628611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4638611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4648611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x = tile_x; 4658611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->y = tile_y; 4668611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4678611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (is_clear_flag_set(tc->clear_flags, x, y)) { 4688611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* don't get tile from framebuffer, just clear it */ 4698611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->depth_stencil) { 4708611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_tile(tile, pt->format, tc->clear_val); 4718611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4728611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 4738611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_tile_rgba(tile, pt->format, tc->clear_color); 4748611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4758611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu clear_clear_flag(tc->clear_flags, x, y); 4768611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4778611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 4788611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* get new tile data from transfer */ 4798611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->depth_stencil) { 4808611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_get_tile_raw(pt, 4818611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x, tile->y, TILE_SIZE, TILE_SIZE, 4828611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->data.depth32, 0/*STRIDE*/); 4838611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4848611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu else { 4858611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_get_tile_rgba(pt, 4868611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x, tile->y, TILE_SIZE, TILE_SIZE, 4878611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu (float *) tile->data.color); 4888611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4898611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4908611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 4918611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4928611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return tile; 4938611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 4948611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4958611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 4968611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 4978611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Given the texture face, level, zslice, x and y values, compute 4988611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * the cache entry position/index where we'd hope to find the 4998611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * cached texture tile. 5008611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * This is basically a direct-map cache. 5018611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * XXX There's probably lots of ways in which we can improve this. 5028611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 5038611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsustatic INLINE uint 5048611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsutex_cache_pos(int x, int y, int z, int face, int level) 5058611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 5068611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint entry = x + y * 9 + z * 3 + face + level * 7; 5078611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return entry % NUM_ENTRIES; 5088611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 5098611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 5128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Similar to sp_get_cached_tile() but for textures. 5138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Tiles are read-only and indexed with more params. 5148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 5158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuconst struct softpipe_cached_tile * 5168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_get_cached_tile_tex(struct softpipe_context *sp, 5178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_tile_cache *tc, int x, int y, int z, 5188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu int face, int level) 5198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 5208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct pipe_screen *screen = sp->pipe.screen; 5218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* tile pos in framebuffer: */ 5228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const int tile_x = x & ~(TILE_SIZE - 1); 5238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const int tile_y = y & ~(TILE_SIZE - 1); 5248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* cache pos/entry: */ 5258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu const uint pos = tex_cache_pos(x / TILE_SIZE, y / TILE_SIZE, z, 5268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu face, level); 5278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_cached_tile *tile = tc->entries + pos; 5288611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5298611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->texture) { 5308611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_texture *spt = softpipe_texture(tc->texture); 5318611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (spt->modified) { 5328611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* texture was modified, invalidate all cached tiles */ 5338611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint p; 5348611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (p = 0; p < NUM_ENTRIES; p++) { 5358611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile = tc->entries + p; 5368611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x = -1; 5378611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5388611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu spt->modified = FALSE; 5398611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5408611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5418611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5428611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tile_x != tile->x || 5438611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile_y != tile->y || 5448611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu z != tile->z || 5458611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu face != tile->face || 5468611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu level != tile->level) { 5478611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* cache miss */ 5488611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5498611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#if 0 5508611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu printf("miss at %u x=%d y=%d z=%d face=%d level=%d\n", pos, 5518611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu x/TILE_SIZE, y/TILE_SIZE, z, face, level); 5528611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#endif 5538611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* check if we need to get a new transfer */ 5548611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (!tc->tex_trans || 5558611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_face != face || 5568611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_level != level || 5578611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_z != z) { 5588611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* get new transfer (view into texture) */ 5598611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5608611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans) { 5618611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu if (tc->tex_trans_map) { 5628611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->screen->transfer_unmap(tc->screen, tc->tex_trans); 5638611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans_map = NULL; 5648611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5658611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5668611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu screen->tex_transfer_destroy(tc->tex_trans); 5678611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans = NULL; 5688611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5698611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5708611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans = screen->get_tex_transfer(screen, tc->texture, face, level, z, 5718611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu PIPE_TRANSFER_READ, 0, 0, 5728611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->texture->width[level], 5738611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->texture->height[level]); 5748611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_trans_map = screen->transfer_map(screen, tc->tex_trans); 5758611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5768611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_face = face; 5778611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_level = level; 5788611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->tex_z = z; 5798611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5808611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5818611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* get tile from the transfer (view into texture) */ 5828611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu pipe_get_tile_rgba(tc->tex_trans, 5838611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile_x, tile_y, TILE_SIZE, TILE_SIZE, 5848611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu (float *) tile->data.color); 5858611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x = tile_x; 5868611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->y = tile_y; 5878611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->z = z; 5888611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->face = face; 5898611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->level = level; 5908611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 5918611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5928611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu return tile; 5938611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 5948611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5958611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 5968611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu/** 5978611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * When a whole surface is being cleared to a value we can avoid 5988611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * fetching tiles above. 5998611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu * Save the color and set a 'clearflag' for each tile of the screen. 6008611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu */ 6018611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsuvoid 6028611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsusp_tile_cache_clear(struct softpipe_tile_cache *tc, const float *rgba, 6038611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint clearValue) 6048611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu{ 6058611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu uint pos; 6068611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 6078611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->clear_color[0] = rgba[0]; 6088611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->clear_color[1] = rgba[1]; 6098611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->clear_color[2] = rgba[2]; 6108611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->clear_color[3] = rgba[3]; 6118611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 6128611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tc->clear_val = clearValue; 6138611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 6148611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#if TILE_CLEAR_OPTIMIZATION 6158611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* set flags to indicate all the tiles are cleared */ 6168611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu memset(tc->clear_flags, 255, sizeof(tc->clear_flags)); 6178611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#else 6188611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu /* disable the optimization */ 6198611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu memset(tc->clear_flags, 0, sizeof(tc->clear_flags)); 6208611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu#endif 6218611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu 6228611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu for (pos = 0; pos < NUM_ENTRIES; pos++) { 6238611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu struct softpipe_cached_tile *tile = tc->entries + pos; 6248611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu tile->x = tile->y = -1; 6258611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu } 6268611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu} 6278611d5578ff014a1415b26e75e63aecbc4ad266cBrian Muramatsu