From 501fee2511a0a84303319a5e3deacf4959da5b08 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Tue, 6 May 2014 13:48:11 +0200 Subject: [PATCH] radeonsi: implement set_min_samples This is how per-sample shading is enabled. --- src/gallium/drivers/radeonsi/si_pipe.c | 3 +++ src/gallium/drivers/radeonsi/si_pipe.h | 4 ++++ src/gallium/drivers/radeonsi/si_state.c | 30 +++++++++++++++++++++++-- src/gallium/drivers/radeonsi/si_state.h | 1 + 4 files changed, 36 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c index d3745465a3e..bd878fe0643 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.c +++ b/src/gallium/drivers/radeonsi/si_pipe.c @@ -107,6 +107,9 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen, void * sctx->cache_flush = si_atom_cache_flush; sctx->atoms.s.cache_flush = &sctx->cache_flush; + sctx->msaa_config = si_atom_msaa_config; + sctx->atoms.s.msaa_config = &sctx->msaa_config; + sctx->atoms.s.streamout_begin = &sctx->b.streamout.begin_atom; sctx->atoms.s.streamout_enable = &sctx->b.streamout.enable_atom; diff --git a/src/gallium/drivers/radeonsi/si_pipe.h b/src/gallium/drivers/radeonsi/si_pipe.h index de424778a8d..9d33a92063b 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.h +++ b/src/gallium/drivers/radeonsi/si_pipe.h @@ -114,6 +114,7 @@ struct si_context { struct r600_atom *streamout_begin; struct r600_atom *streamout_enable; /* must be after streamout_begin */ struct r600_atom *framebuffer; + struct r600_atom *msaa_config; } s; struct r600_atom *array[0]; } atoms; @@ -136,6 +137,9 @@ struct si_context { struct r600_resource *border_color_table; unsigned border_color_offset; + struct r600_atom msaa_config; + int ps_iter_samples; + unsigned default_ps_gprs, default_vs_gprs; /* Below are variables from the old r600_context. diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c index 769b5e65dcb..c08d7034c55 100644 --- a/src/gallium/drivers/radeonsi/si_state.c +++ b/src/gallium/drivers/radeonsi/si_state.c @@ -1921,8 +1921,9 @@ static void si_set_framebuffer_state(struct pipe_context *ctx, sctx->framebuffer.atom.num_dw = state->nr_cbufs*15 + (8 - state->nr_cbufs)*3; sctx->framebuffer.atom.num_dw += state->zsbuf ? 23 : 4; sctx->framebuffer.atom.num_dw += 3; /* WINDOW_SCISSOR_BR */ - sctx->framebuffer.atom.num_dw += 28; /* MSAA */ + sctx->framebuffer.atom.num_dw += 18; /* MSAA sample locations */ sctx->framebuffer.atom.dirty = true; + sctx->msaa_config.dirty = true; } static void si_emit_framebuffer_state(struct si_context *sctx, struct r600_atom *atom) @@ -2026,7 +2027,30 @@ static void si_emit_framebuffer_state(struct si_context *sctx, struct r600_atom S_028208_BR_X(state->width) | S_028208_BR_Y(state->height)); cayman_emit_msaa_sample_locs(cs, sctx->framebuffer.nr_samples); - cayman_emit_msaa_config(cs, sctx->framebuffer.nr_samples, 1); +} + +static void si_emit_msaa_config(struct r600_common_context *rctx, struct r600_atom *atom) +{ + struct si_context *sctx = (struct si_context *)rctx; + struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs; + + cayman_emit_msaa_config(cs, sctx->framebuffer.nr_samples, + sctx->ps_iter_samples); +} + +const struct r600_atom si_atom_msaa_config = { si_emit_msaa_config, 10 }; /* number of CS dwords */ + +static void si_set_min_samples(struct pipe_context *ctx, unsigned min_samples) +{ + struct si_context *sctx = (struct si_context *)ctx; + + if (sctx->ps_iter_samples == min_samples) + return; + + sctx->ps_iter_samples = min_samples; + + if (sctx->framebuffer.nr_samples > 1) + sctx->msaa_config.dirty = true; } /* @@ -3025,6 +3049,8 @@ void si_init_state_functions(struct si_context *sctx) sctx->b.b.texture_barrier = si_texture_barrier; sctx->b.b.set_polygon_stipple = si_set_polygon_stipple; + sctx->b.b.set_min_samples = si_set_min_samples; + sctx->b.dma_copy = si_dma_copy; sctx->b.set_occlusion_query_state = si_set_occlusion_query_state; sctx->b.need_gfx_cs_space = si_need_gfx_cs_space; diff --git a/src/gallium/drivers/radeonsi/si_state.h b/src/gallium/drivers/radeonsi/si_state.h index 4c5b09eb4b6..c051d73aa42 100644 --- a/src/gallium/drivers/radeonsi/si_state.h +++ b/src/gallium/drivers/radeonsi/si_state.h @@ -239,6 +239,7 @@ unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool sten /* si_state_draw.c */ extern const struct r600_atom si_atom_cache_flush; +extern const struct r600_atom si_atom_msaa_config; void si_emit_cache_flush(struct r600_common_context *sctx, struct r600_atom *atom); void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo); -- 2.30.2