[vtkusers] picking in a volume

Nico Vermaas vermaas at astron.nl
Fri Jul 4 05:23:16 EDT 2003


Is it possible to pick a point inside a volume? 
Can I shoot a ray into a raycasted volume and let it return a point once it encounters some value X for the first time? Where should I look for this functionality?


Nico Vermaas
ASTRON - Westerbork Synthesis Radio Telescope
Schattenberg 1 - 9433 TA Zwiggelte - The Netherlands

tel: +31 593 598710                 
vermaas at astron.nl 

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