func DepthRangef( zNear Clampf, zFar Clampf) { C.glDepthRangef( C.GLclampf(zNear), C.GLclampf(zFar)) }
func DepthRangef(zNear, zFar float32) { C.glDepthRangef(C.GLclampf(zNear), C.GLclampf(zFar)) }