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authorMarek Olšák <marek.olsak@amd.com>2016-01-28 01:35:19 +0100
committerMarek Olšák <marek.olsak@amd.com>2016-02-02 21:03:18 +0100
commit5f0f9a5619fbbcf9a0edf529455100581341ae04 (patch)
tree8f85e3e4d9e6d0d99f005f4bbd379c54dd4e0937
parentf96f94966d10dac6103a0ada39cd005bb93f2fd7 (diff)
radeonsi: treat intensity render targets exactly like red
The motivation is to simplify the Stoney RB+ code. Intensity is already treated as red except here. No piglit regressions. Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
-rw-r--r--src/gallium/drivers/radeonsi/si_state.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 9e0ccfc5dde..40ae13f02ef 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2097,8 +2097,10 @@ static void si_initialize_color_surface(struct si_context *sctx,
color_pitch = S_028C64_TILE_MAX(pitch);
+ /* Intensity is implemented as Red, so treat it that way. */
color_attrib = S_028C74_TILE_MODE_INDEX(tile_mode_index) |
- S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] == UTIL_FORMAT_SWIZZLE_1);
+ S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] == UTIL_FORMAT_SWIZZLE_1 ||
+ util_format_is_intensity(surf->base.format));
if (rtex->resource.b.b.nr_samples > 1) {
unsigned log_samples = util_logbase2(rtex->resource.b.b.nr_samples);