[MFC] WPARAM, LPARAM 값(float, double) 넘기기

주는쪽

double m_fPosX;
double m_fPosY;

SendMessage(hWnd, MSG_TEST, reinterpret_cast<WPARAM>(&m_fPosX), reinterpret_cast<LPARAM>(&m_fPosY));

 

받는쪽

LRESULT CDlg_Test::OnUpdateXY(WPARAM wParam, LPARAM lParam)
{
	double* testX = reinterpret_cast<double*>(wParam);
	double* testY = reinterpret_cast<double*>(lParam);

	return 0;
}