OpenGL has some really non-perf friendly design choices. You could optimize the driver. You could also just not support the edge cases that are needed for 100%

OpenGL has some really non-perf friendly design choices. You could optimize the driver. You could also just not support the edge cases that are needed for 100% spec compliance but not needed for 99% of apps and then either print a warning or let the user compile in the slow code that covers those edge cases.