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Diffstat (limited to 'src/mesa/drivers/x11/xm_api.c')
-rw-r--r--src/mesa/drivers/x11/xm_api.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c
index b513dc8d40a..24b19d8eb5a 100644
--- a/src/mesa/drivers/x11/xm_api.c
+++ b/src/mesa/drivers/x11/xm_api.c
@@ -363,7 +363,6 @@ static XMesaBuffer
create_xmesa_buffer(XMesaDrawable d, BufferType type,
XMesaVisual vis, XMesaColormap cmap)
{
- GLboolean swAlpha;
XMesaBuffer b;
ASSERT(type == WINDOW || type == PIXMAP || type == PBUFFER);
@@ -421,10 +420,10 @@ create_xmesa_buffer(XMesaDrawable d, BufferType type,
/* Visual has alpha, but pixel format doesn't support it.
* We'll use an alpha renderbuffer wrapper.
*/
- swAlpha = GL_TRUE;
+ b->swAlpha = GL_TRUE;
}
else {
- swAlpha = GL_FALSE;
+ b->swAlpha = GL_FALSE;
}
/*
@@ -435,9 +434,9 @@ create_xmesa_buffer(XMesaDrawable d, BufferType type,
vis->mesa_visual.haveDepthBuffer,
vis->mesa_visual.haveStencilBuffer,
vis->mesa_visual.haveAccumBuffer,
- swAlpha,
+ b->swAlpha,
vis->mesa_visual.numAuxBuffers > 0 );
-
+
/* insert buffer into linked list */
b->Next = XMesaBufferList;
XMesaBufferList = b;
@@ -2211,6 +2210,9 @@ void XMesaSwapBuffers( XMesaBuffer b )
);
/*_glthread_UNLOCK_MUTEX(_xmesa_lock);*/
}
+
+ if (b->swAlpha)
+ _mesa_copy_soft_alpha_renderbuffers(ctx, &b->mesa_buffer);
}
#if !defined(XFree86Server)
XSync( b->xm_visual->display, False );