Module: Mesa
Branch: master
Commit: 9a31d9870b0c2113eefd1c2baf347ab8b288f6a6
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=9a31d9870b0c2113eefd1c2baf347ab8b288f6a6
Author: Neil Roberts <n...@linux.intel.com>
Date: Thu Nov 19 14:02:59 2015 +0100
i965/gen8: Allow rendering to B8G8R8X8
Since Gen8 this is allowed as a rendering target so we don't need to
override it to B8G8R8A8. This is helpful on Gen9+ where using this
override causes fast clears not to work.
Reviewed-by: Anuj Phogat <anuj.pho...@gmail.com>
Reviewed-by: Ben Widawsky <benjamin.widaw...@intel.com>
---
src/mesa/drivers/dri/i965/brw_surface_formats.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_surface_formats.c
b/src/mesa/drivers/dri/i965/brw_surface_formats.c
index e04ba7c..ff8aac2 100644
--- a/src/mesa/drivers/dri/i965/brw_surface_formats.c
+++ b/src/mesa/drivers/dri/i965/brw_surface_formats.c
@@ -165,8 +165,8 @@ const struct surface_format_info surface_formats[] = {
SF( Y, 50, Y, x, x, x, x, x, x, x, I32_FLOAT)
SF( Y, 50, Y, x, x, x, x, x, x, x, L32_FLOAT)
SF( Y, 50, Y, x, x, x, x, x, x, x, A32_FLOAT)
- SF( Y, Y, x, Y, x, x, x, x, 60, 90, B8G8R8X8_UNORM)
- SF( Y, Y, x, x, x, x, x, x, x, x, B8G8R8X8_UNORM_SRGB)
+ SF( Y, Y, x, Y, 80, 80, x, x, 60, 90, B8G8R8X8_UNORM)
+ SF( Y, Y, x, x, 80, 80, x, x, x, x, B8G8R8X8_UNORM_SRGB)
SF( Y, Y, x, x, x, x, x, x, x, x, R8G8B8X8_UNORM)
SF( Y, Y, x, x, x, x, x, x, x, x, R8G8B8X8_UNORM_SRGB)
SF( Y, Y, x, x, x, x, x, x, x, x, R9G9B9E5_SHAREDEXP)
@@ -668,9 +668,10 @@ brw_init_surface_formats(struct brw_context *brw)
* mask writes to alpha (ala glColorMask) and reconfigure the
* alpha blending hardware to use GL_ONE (or GL_ZERO) for
* cases where GL_DST_ALPHA (or GL_ONE_MINUS_DST_ALPHA) is
- * used.
+ * used. On Gen8+ BGRX is actually allowed (but not RGBX).
*/
- render = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ if (gen < tinfo->render_target)
+ render = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
break;
case BRW_SURFACEFORMAT_R8G8B8X8_UNORM:
render = BRW_SURFACEFORMAT_R8G8B8A8_UNORM;
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