https://dev.opencascade.org/doc/occt-7.2.0/refman/html/_step_visual___annotation_plane_8hxx.html
StepVisual_AnnotationPlane.hxx File Reference - Open CASCADE Technology Documentation
StepVisual_AnnotationPlane.hxx File Reference - documentation, user manuals, examples, Open CASCADE Technology
open cascade technologyhxxfilereferencedocumentation