From af8a41e5c7d92cf17c12ce9336a0c3f3e20bd275 Mon Sep 17 00:00:00 2001 From: Corbin Simpson Date: Sun, 1 Mar 2009 18:12:05 -0800 Subject: r300-gallium: Split off invariant state. It's kind of like a CSO todo list. :3 --- src/gallium/drivers/r300/r300_state_invariant.c | 54 +++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 src/gallium/drivers/r300/r300_state_invariant.c (limited to 'src/gallium/drivers/r300/r300_state_invariant.c') diff --git a/src/gallium/drivers/r300/r300_state_invariant.c b/src/gallium/drivers/r300/r300_state_invariant.c new file mode 100644 index 0000000000..7fd7aefeb7 --- /dev/null +++ b/src/gallium/drivers/r300/r300_state_invariant.c @@ -0,0 +1,54 @@ +/* + * Copyright 2009 Joakim Sindholt + * Corbin Simpson + * + * 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 + * on 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 + * THE AUTHOR(S) AND/OR THEIR 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. */ + +#include "r300_state_invariant.h" + +/* Calculate and emit invariant state. This is data that the 3D engine + * will probably want at the beginning of every CS, but it's not currently + * handled by any CSO setup, and in addition it doesn't really change much. + * + * Note that eventually this should be empty, but it's useful for development + * and general unduplication of code. */ +void r300_emit_invariant_state(struct r300_context* r300) +{ + struct r300_capabilities* caps = r300_screen(r300->context.screen)->caps; + CS_LOCALS(r300); + + BEGIN_CS(14); + /* Amount of time to wait for vertex fetches in PVS */ + OUT_CS_REG(VAP_PVS_VTX_TIMEOUT_REG, 0xffff); + /* Various GB enables */ + OUT_CS_REG(R300_GB_ENABLE, R300_GB_POINT_STUFF_ENABLE | + R300_GB_LINE_STUFF_ENABLE | R300_GB_TRIANGLE_STUFF_ENABLE); + /* Subpixel multisampling for AA */ + OUT_CS_REG(R300_GB_MSPOS0, 0x66666666); + OUT_CS_REG(R300_GB_MSPOS1, 0x66666666); + /* GB tile config and pipe setup */ + OUT_CS_REG(R300_GB_TILE_CONFIG, R300_GB_TILE_DISABLE | + r300_translate_gb_pipes(caps->num_frag_pipes)); + /* Source of fog depth */ + OUT_CS_REG(R300_GB_SELECT, R300_GB_FOG_SELECT_1_1_W); + /* AA enable */ + OUT_CS_REG(R300_GB_AA_CONFIG, 0x0); + END_CS; +} -- cgit v1.2.3