void SunColorCal() { float hour = m_dayTime.Hour(); if ((hour >= m_sunRiseTime && hour <= m_sunRiseTime + 2)) { m_color = m_SunRiseColor; } else if ((hour >= m_sunSetTime - 2 && hour <= m_sunSetTime)) { m_color = m_SunRiseColor; } else { m_color = m_SunColor; } }