Module: Mesa
Branch: master
Commit: 508b423dd6f08591a911f83e7a798027ab0021c0
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=508b423dd6f08591a911f83e7a798027ab0021c0
Author: Marek Olšák <marek.ol...@amd.com>
Date: Tue May 15 22:04:20 2018 -0400
radeonsi: set DB_EQAA.MAX_ANCHOR_SAMPLES correctly
Tested-by: Dieter Nützel <die...@nuetzel-hh.de>
Reviewed-by: Nicolai Hähnle <nicolai.haeh...@amd.com>
---
src/gallium/drivers/radeonsi/si_state.c | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c
b/src/gallium/drivers/radeonsi/si_state.c
index f4e29f68b2..3a7e928df5 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -3340,7 +3340,7 @@ static void si_emit_msaa_config(struct si_context *sctx)
S_028804_INCOHERENT_EQAA_READS(1) |
S_028804_INTERPOLATE_COMP_Z(1) |
S_028804_STATIC_ANCHOR_ASSOCIATIONS(1);
- unsigned coverage_samples, color_samples;
+ unsigned coverage_samples, color_samples, z_samples;
/* S: Coverage samples (up to 16x):
* - Scan conversion samples (PA_SC_AA_CONFIG.MSAA_NUM_SAMPLES)
@@ -3386,10 +3386,17 @@ static void si_emit_msaa_config(struct si_context *sctx)
if (sctx->framebuffer.nr_samples > 1) {
coverage_samples = sctx->framebuffer.nr_samples;
color_samples = sctx->framebuffer.nr_color_samples;
+
+ if (sctx->framebuffer.state.zsbuf) {
+ z_samples =
sctx->framebuffer.state.zsbuf->texture->nr_samples;
+ z_samples = MAX2(1, z_samples);
+ } else {
+ z_samples = coverage_samples;
+ }
} else if (sctx->smoothing_enabled) {
- coverage_samples = color_samples = SI_NUM_SMOOTH_AA_SAMPLES;
+ coverage_samples = color_samples = z_samples =
SI_NUM_SMOOTH_AA_SAMPLES;
} else {
- coverage_samples = color_samples = 1;
+ coverage_samples = color_samples = z_samples = 1;
}
/* Required by OpenGL line rasterization.
@@ -3411,6 +3418,7 @@ static void si_emit_msaa_config(struct si_context *sctx)
8, /* 16x MSAA */
};
unsigned log_samples = util_logbase2(coverage_samples);
+ unsigned log_z_samples = util_logbase2(z_samples);
unsigned ps_iter_samples = si_get_ps_iter_samples(sctx);
unsigned log_ps_iter_samples = util_logbase2(ps_iter_samples);
@@ -3424,7 +3432,7 @@ static void si_emit_msaa_config(struct si_context *sctx)
if (sctx->framebuffer.nr_samples > 1) {
radeon_set_context_reg(cs, R_028804_DB_EQAA,
db_eqaa |
-
S_028804_MAX_ANCHOR_SAMPLES(log_samples) |
+
S_028804_MAX_ANCHOR_SAMPLES(log_z_samples) |
S_028804_PS_ITER_SAMPLES(log_ps_iter_samples) |
S_028804_MASK_EXPORT_NUM_SAMPLES(log_samples) |
S_028804_ALPHA_TO_MASK_NUM_SAMPLES(log_samples));
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