BCGControlBar Pro for MFC
void CBCGPChartDiagram3D::SetShowBackfaces ( BOOL  bSet)
inline

Includes or excludes back-faces to/from 3D scene.

Call this method to show or hide back-faces. Setting this option to FALSE can increase performance for 3D scenes with transparency.

Parameters
bSetTRUE - show backfaces; FALSE - hide backfaces.