f1baa4d60f
glBlitFramebuffer is affected by the scissor so we need to ensure there is an empty clip flushed before using it. This is similar to what is done in _cogl_blit_framebuffer(). https://bugzilla.gnome.org/show_bug.cgi?id=690451 Reviewed-by: Robert Bragg <robert@linux.intel.com> Tested-by: Aaron Plattner <aplattner@nvidia.com> (cherry picked from commit 65da3f88af9c7b8d72758d116c2652aff68195c1)