diff options
Diffstat (limited to 'src/mesa/pipe/softpipe/sp_quad_output.c')
| -rw-r--r-- | src/mesa/pipe/softpipe/sp_quad_output.c | 101 |
1 files changed, 41 insertions, 60 deletions
diff --git a/src/mesa/pipe/softpipe/sp_quad_output.c b/src/mesa/pipe/softpipe/sp_quad_output.c index 49420c4fe7..01ee06a69c 100644 --- a/src/mesa/pipe/softpipe/sp_quad_output.c +++ b/src/mesa/pipe/softpipe/sp_quad_output.c @@ -1,57 +1,36 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5 - * - * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. - * +/************************************************************************** + * + * 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, sublicense, - * 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 shall be included - * in all copies or substantial portions of the Software. - * + * 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 NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL 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. - */ + * 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. + * + **************************************************************************/ -/* Vertices are just an array of floats, with all the attributes - * packed. We currently assume a layout like: - * - * attr[0][0..3] - window position - * attr[1..n][0..3] - remaining attributes. - * - * Attributes are assumed to be 4 floats wide but are packed so that - * all the enabled attributes run contiguously. - */ #include "pipe/p_util.h" #include "sp_context.h" #include "sp_headers.h" #include "sp_surface.h" #include "sp_quad.h" - - -static void mask_copy( float (*dest)[4], - float (*src)[4], - unsigned mask ) -{ - unsigned i, j; - - for (i = 0; i < 4; i++) { - if (mask & (1<<i)) { - for (j = 0; j < 4; j++) { - dest[j][i] = src[j][i]; - } - } - } -} +#include "sp_tile_cache.h" /** @@ -64,20 +43,22 @@ output_quad(struct quad_stage *qs, struct quad_header *quad) { struct softpipe_context *softpipe = qs->softpipe; struct softpipe_surface *sps = softpipe_surface(softpipe->cbuf); - - if (quad->mask != MASK_ALL) { - float tmp[4][QUAD_SIZE]; - - /* XXX probably add a masked-write function someday */ - - sps->read_quad_f_swz(sps, quad->x0, quad->y0, tmp); - - mask_copy( tmp, quad->outputs.color, quad->mask ); - - sps->write_quad_f_swz(sps, quad->x0, quad->y0, tmp); - } - else if (quad->mask) { - sps->write_quad_f_swz(sps, quad->x0, quad->y0, quad->outputs.color); + struct softpipe_cached_tile *tile + = sp_get_cached_tile(sps, quad->x0, quad->y0); + /* in-tile pos: */ + const int itx = quad->x0 % TILE_SIZE; + const int ity = quad->y0 % TILE_SIZE; + int i, j; + + /* get/swizzle dest colors */ + for (j = 0; j < QUAD_SIZE; j++) { + if (quad->mask & (1 << j)) { + int x = itx + (j & 1); + int y = ity + (j >> 1); + for (i = 0; i < 4; i++) { /* loop over color chans */ + tile->data.color[y][x][i] = quad->outputs.color[i][j]; + } + } } } |