diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_state_invariant.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_invariant.c | 111 |
1 files changed, 111 insertions, 0 deletions
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..e67a0ae244 --- /dev/null +++ b/src/gallium/drivers/r300/r300_state_invariant.c @@ -0,0 +1,111 @@ +/* + * Copyright 2009 Joakim Sindholt <opensource@zhasha.com> + * Corbin Simpson <MostAwesomeDude@gmail.com> + * + * 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_context.h" +#include "r300_cs.h" +#include "r300_reg.h" +#include "r300_screen.h" +#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, + unsigned size, void* state) +{ + CS_LOCALS(r300); + + BEGIN_CS(12 + (r300->screen->caps.has_tcl ? 2 : 0)); + + /*** Graphics Backend (GB) ***/ + /* Source of fog depth */ + OUT_CS_REG(R300_GB_SELECT, R300_GB_FOG_SELECT_1_1_W); + + /*** Fog (FG) ***/ + OUT_CS_REG(R300_FG_FOG_BLEND, 0x0); + OUT_CS_REG(R300_FG_FOG_COLOR_R, 0x0); + OUT_CS_REG(R300_FG_FOG_COLOR_G, 0x0); + OUT_CS_REG(R300_FG_FOG_COLOR_B, 0x0); + + /*** VAP ***/ + /* Sign/normalize control */ + OUT_CS_REG(R300_VAP_PSC_SGN_NORM_CNTL, R300_SGN_NORM_NO_ZERO); + /* TCL-only stuff */ + if (r300->screen->caps.has_tcl) { + /* Amount of time to wait for vertex fetches in PVS */ + OUT_CS_REG(VAP_PVS_VTX_TIMEOUT_REG, 0xffff); + } + + END_CS; + + /* XXX unsorted stuff from surface_fill */ + BEGIN_CS(38 + (r300->screen->caps.has_tcl ? 7 : 0) + + (r300->screen->caps.is_rv350 ? 4 : 0) + + (r300->screen->caps.is_r400 ? 2 : 0)); + + if (r300->screen->caps.has_tcl) { + /*Flushing PVS is required before the VAP_GB registers can be changed*/ + OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0); + OUT_CS_REG_SEQ(R300_VAP_GB_VERT_CLIP_ADJ, 4); + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + OUT_CS_32F(1.0); + } + /* XXX line tex stuffing */ + OUT_CS_REG_SEQ(R300_GA_LINE_S0, 1); + OUT_CS_32F(0.0); + OUT_CS_REG_SEQ(R300_GA_LINE_S1, 1); + OUT_CS_32F(1.0); + OUT_CS_REG(R300_GA_TRIANGLE_STIPPLE, 0x5 | + (0x5 << R300_GA_TRIANGLE_STIPPLE_Y_SHIFT_SHIFT)); + /* XXX this big chunk should be refactored into rs_state */ + OUT_CS_REG(R300_GA_SOLID_RG, 0x00000000); + OUT_CS_REG(R300_GA_SOLID_BA, 0x00000000); + OUT_CS_REG(R300_GA_ROUND_MODE, 0x00000001); + OUT_CS_REG(R300_GA_OFFSET, 0x00000000); + OUT_CS_REG(R300_GA_FOG_SCALE, 0x3DBF1412); + OUT_CS_REG(R300_GA_FOG_OFFSET, 0x00000000); + OUT_CS_REG(R300_SU_TEX_WRAP, 0x00000000); + OUT_CS_REG(R300_SU_DEPTH_SCALE, 0x4B7FFFFF); + OUT_CS_REG(R300_SU_DEPTH_OFFSET, 0x00000000); + OUT_CS_REG(R300_SC_HYPERZ, 0x0000001C); + OUT_CS_REG(R300_SC_EDGERULE, 0x2DA49525); + OUT_CS_REG(R300_RB3D_AARESOLVE_CTL, 0x00000000); + + if (r300->screen->caps.is_rv350) { + OUT_CS_REG(R500_RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD, 0x01010101); + OUT_CS_REG(R500_RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD, 0xFEFEFEFE); + } + + OUT_CS_REG(R300_ZB_BW_CNTL, 0x00000000); + OUT_CS_REG(R300_ZB_DEPTHCLEARVALUE, 0x00000000); + OUT_CS_REG(R300_ZB_HIZ_OFFSET, 0x00000000); + OUT_CS_REG(R300_ZB_HIZ_PITCH, 0x00000000); + if (r300->screen->caps.is_r400) + OUT_CS_REG(R400_US_CODE_BANK, 0); + END_CS; +} |