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radeonsi: fix RB+ blending with sRGB formats

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The epsilon for 8bpc is for the linear colorspace. There is no epsilon
for sRGB.

Fixes: 17021efc74 - radeonsi: adjust RB+ blend optimization settings

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21041>
This commit is contained in:
Marek Olšák
2023-01-24 05:52:17 -05:00
committed by Marge Bot
parent dacb111607
commit 8556b3db71
1 changed files with 2 additions and 1 deletions
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src/gallium/drivers/radeonsi/si_state.c
+2 -1
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@@ -193,7 +193,8 @@ static void si_emit_cb_render_state(struct si_context *sctx)
spi_format == V_028714_SPI_SHADER_UINT16_ABGR ||
spi_format == V_028714_SPI_SHADER_SINT16_ABGR) {
sx_ps_downconvert |= V_028754_SX_RT_EXPORT_8_8_8_8 << (i * 4);
sx_blend_opt_epsilon |= V_028758_8BIT_FORMAT << (i * 4);
if (G_028C70_NUMBER_TYPE(surf->cb_color_info) != V_028C70_NUMBER_SRGB)
sx_blend_opt_epsilon |= V_028758_8BIT_FORMAT << (i * 4);
}
break;