Paul Berry <stereotype...@gmail.com> writes: > The sendc instruction causes the fragment shader thread to wait for > any dependent threads (i.e. threads rendering to overlapping pixels) > to complete before sending the message. We need to use sendc on the > first render target write in order to guarantee that fragment shader > outputs are written to the render target in the correct order.
Reviewed-by: Eric Anholt <e...@anholt.net>
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