tin:getarea3d


(tin:getarea3d  tinEname  visibleOnly)

This function returns the 3d area for the triangles using all or visibleOnly points used by the definition of the tinEname TinSurface entity.

Arguments

tinEname  (ename or vla-object)  the TinSurface entity to query
visibleOnly  (T/NIL) specifies whether to use the triangles of all definition points (NIL), or only the triangles of visible points (T)

Return

(double) 3d area value, or 0

Example

(tin:getArea2d tin T)  452.56
(tin:getArea2d tin NIL)  465.60

Remarks

see (tin:getarea2d) function


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