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How to count number of triangles in meshing

amol's picture

Hi, I'm a new OpenCascade user.Actully i have problem regarding the counting of triangle as well as vertex in meshing.
I have used "DrawTrSurf_Triangulation" class for counting it, but whenever i have used
"DrawOn(Draw_Display& dis)" this method of same class then it will show error regarding "Draw_Display& dis" this parameter.
It could not found this 'dis' object.
what i will actully pass here,plz give me details about this.


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