visualisation of isosurfaces

[Bill Lorensen]

The class vtkMassProperties object computes areas and volumes.

Bill

At 11:01 AM 4/13/00 +0100, Paulo Teixeira wrote:
>Dear All,
>
>I have a query concerning visualisation of 3-dimensional isosurfaces.
>
>Consider a function f=f(x,y,z) of three spatial variables. f results from the
>numerical solution of a partial differential equation and is only known at a
>discrete set of mesh points (cubic at present). The isosurfaces of f, i.e.,
>the loci of points where f(x,y,z)=constant, will be surfaces in 3-dimensional
>space; in general they will be multiply connected. My question is: can vtk not
>only plot these surfaces, but also compute their (total) area and the volume 
>inside them? (Periodic boundary conditions apply.)
>
>Thanks,
>Paulo.
>
>===============================================================================
>
>Paulo Teixeira                            Telephone: +44-0113-2333807 (work)
>IRC in Polymer Science and Technology                +44-0113-2748921 (home)
>Department of Physics                     Facsimile: +44-0113-2333846
>University of Leeds                       E-mail: phypt at irc.leeds.ac.uk
>Leeds LS2 9JT                             http://www.irc.leeds.ac.uk/~phypt/
>United Kingdom


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