SetViewports
- Gallium lacks support for multiple geometry-shader-selectable viewports D3D11 has
-ShaderResourceViewReadAfterWriteHazard -> flush(PIPE_FLUSH_RENDER_CACHE)
- - Gallium does not support specifying this per-render-target/view
+ShaderResourceViewReadAfterWriteHazard
+ - Gallium lacks support for this
SoSetTargets -> set_stream_output_buffers