我正在Windows中编写程序，我想获得计算机显示器的亮度。我正在使用WindowsGetMonitorBrightness函数，但遇到了一些问题。到目前为止，这是我的代码:DWORDdw;HMONITORhMonitor=NULL;DWORDcPhysicalMonitors;LPPHYSICAL_MONITORpPhysicalMonitors=NULL;LPDWORDpdwMinimumBrightness=NULL;LPDWORDpdwCurrentBrightness=NULL;LPDWORDpdwMaximumBrightness=NULL;HWNDhwnd=FindWin