531ea3596d
This is intended to return the sample location within the pixel. Fixes: dEQP-VK.pipeline.multisample_shader_builtin.sample_position.* Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com> Reviewed-by: Eric Anholt <eric@anholt.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6766>