This functionality is also used for fire simulations. Although you are not simulating fire (I assume), I wrote up a tutorial here, which may help: http://www.paraview.org/Wiki/Volume_rendering_-_Fire
Alan > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of David E DeMarle > Sent: Monday, March 08, 2010 8:11 AM > To: Comer Duncan > Cc: [email protected] > Subject: Re: [Paraview] volume viz question > > On the Display tab of the object inspector, click Edit Color Map... > From there you can manipulate the transfer function, > assigning colors and opacities (vertical axis) to scalar > values(horizontal axis), to control what parts are emphasized etc. > > David E DeMarle > Kitware, Inc. > R&D Engineer > 28 Corporate Drive > Clifton Park, NY 12065-8662 > Phone: 518-371-3971 x109 > > > > On Mon, Mar 8, 2010 at 9:59 AM, Comer Duncan > <[email protected]> wrote: > > Hi, > > > > I am new to Paraview. I have tried to load a 3d data set > in vtk format. > > That works fine and I can do slicing and contouring ok. > However I am > > most interested in doing volume viz on this data. I saw > that one has > > to apparently stuff the data through tetrahedralize, which I did. > > However, when selecting volume vis all I see is a box with fuzzy > > edges. I do not have any opacity information in the vtk > data set. I > > can not seem to assign opacity somehow on the fly. I gather that I > > need to attach opacity info but don't see how it is done. > Can you please help? > > > > The data set is 31^3 floats. The slices look reasonable > but I really > > want to start doing volume viz and hoped that Paraview will allow > > such...I am pretty sure it does, but I just don't know how to do it. > > > > Thanks for your help. > > > > Comer Duncan > > > > _______________________________________________ > > Powered by www.kitware.com > > > > Visit other Kitware open-source projects at > > http://www.kitware.com/opensource/opensource.html > > > > Please keep messages on-topic and check the ParaView Wiki at: > > http://paraview.org/Wiki/ParaView > > > > Follow this link to subscribe/unsubscribe: > > http://www.paraview.org/mailman/listinfo/paraview > > > > > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the ParaView Wiki at: > http://paraview.org/Wiki/ParaView > > Follow this link to subscribe/unsubscribe: > http://www.paraview.org/mailman/listinfo/paraview > > _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview
