API ReferenceModelingAlgorithmsTKHLRTKHLRHidden line removal (HLRAlgo, HLRBRep, HLRTopoBRep).Copy MarkdownOpenContap17classesHLRAlgo19classesHLRAppli1classHLRBRep47classesHLRTopoBRep6classesIntrv3classesTopBas1classTopCnx1classTopTransOCCT package TopTrans: TopTrans_CurveTransition, TopTrans_SurfaceTransition.ContapOCCT package Contap: Contap_ArcFunction, Contap_ContAna, Contap_Contour, Contap_HContTool, and 13 more bound classes.