internal/graphicsdriver/opengl/gl/package_windows.go
func CopyPixels(x int32, y int32, width int32, height int32, xtype uint32) {
	syscall.Syscall6(gpCopyPixels, 5, uintptr(x), uintptr(y), uintptr(width), uintptr(height), uintptr(xtype), 0)
}
func CopyPixels(x int32, y int32, width int32, height int32, xtype uint32) {
	syscall.Syscall6(gpCopyPixels, 5, uintptr(x), uintptr(y), uintptr(width), uintptr(height), uintptr(xtype), 0)
}
// copy pixels in the frame buffer