From 7a09be2dc9dcac0afbd91e1a35fb54df459e51f3 Mon Sep 17 00:00:00 2001 From: Anuj Phogat Date: Thu, 26 Oct 2017 11:03:13 -0700 Subject: [PATCH] i965/gen10: Don't set Antialiasing Enable in 3DSTATE_RASTER if num_samples > 1 Signed-off-by: Anuj Phogat Reviewed-by: Kenneth Graunke --- src/mesa/drivers/dri/i965/genX_state_upload.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/src/mesa/drivers/dri/i965/genX_state_upload.c b/src/mesa/drivers/dri/i965/genX_state_upload.c index ca081de2243..453b8e4adda 100644 --- a/src/mesa/drivers/dri/i965/genX_state_upload.c +++ b/src/mesa/drivers/dri/i965/genX_state_upload.c @@ -4362,6 +4362,16 @@ genX(upload_raster)(struct brw_context *brw) /* _NEW_LINE */ raster.AntialiasingEnable = ctx->Line.SmoothFlag; +#if GEN_GEN == 10 + /* _NEW_BUFFERS + * Antialiasing Enable bit MUST not be set when NUM_MULTISAMPLES > 1. + */ + const bool multisampled_fbo = + _mesa_geometric_samples(ctx->DrawBuffer) > 1; + if (multisampled_fbo) + raster.AntialiasingEnable = false; +#endif + /* _NEW_SCISSOR */ raster.ScissorRectangleEnable = ctx->Scissor.EnableFlags; -- 2.30.2