/// <summary>
/// Registers the window to receive high definition mouse input through WM_INPUT
/// </summary>
/// <param name="windowHandle">Handle of the window that will receive WM_INPUT</param>
private void registerForRawInput(IntPtr windowHandle)
{
UnsafeNativeMethods.RAWINPUTDEVICE rawInputDevice;
rawInputDevice.UsagePage = UnsafeNativeMethods.HID_USAGE_PAGE_GENERIC;
rawInputDevice.Usage = UnsafeNativeMethods.HID_USAGE_GENERIC_MOUSE;
rawInputDevice.Flags = 0;
rawInputDevice.WindowHandle = windowHandle;
bool result = UnsafeNativeMethods.RegisterRawInputDevices(
ref rawInputDevice,
1,
Marshal.SizeOf(rawInputDevice)
);
if (!result)
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
