From c00065e5c2ba8a1bcaa543b079abc883af0844f3 Mon Sep 17 00:00:00 2001 From: Roland Scheidegger Date: Sat, 5 Jun 2010 16:44:31 +0200 Subject: [PATCH] st/mesa: fix bug in depthstencil optimizing clear logic --- src/mesa/state_tracker/st_cb_clear.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c index a819d30..b157925 100644 --- a/src/mesa/state_tracker/st_cb_clear.c +++ b/src/mesa/state_tracker/st_cb_clear.c @@ -540,7 +540,8 @@ st_Clear(GLcontext *ctx, GLbitfield mask) * required from the visual. Hence fix this up to avoid potential * read-modify-write in the driver. */ - if (((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL) && + if ((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) && + ((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL) && (depthRb == stencilRb) && (ctx->DrawBuffer->Visual.depthBits == 0 || ctx->DrawBuffer->Visual.stencilBits == 0)) -- 2.7.4