You could very easily write a C++ filter to do the same or use the Python programmable filter. Feel free to add a feature request to the bug tracker (http://paraview.org/Bug) for this. Should be an easy enough fix to address for the next release.
Utkarsh On Mon, Jun 20, 2011 at 12:03 AM, Richard Beare <[email protected]> wrote: > I thought I had done this, but I must have missed something. That > seems to work now. > > Including the calculator seems to slow things down considerably when > volume rendering a timeseries - is there another way of changing an > array name? > > Thanks > > On Sat, Jun 18, 2011 at 6:11 AM, Utkarsh Ayachit > <[email protected]> wrote: >> The contour filter doesn't pass the input scalars by default. Make >> sure that "Compute Scalars" checkbox is checked. >> >> Utkarsh >> >> On Fri, Jun 17, 2011 at 4:28 AM, Richard Beare <[email protected]> >> wrote: >>> This did work very nicely for volume rendering, but I didn't succeed >>> with the contouring approach. I was not able to select colormaps for >>> the second and third datasets. >>> >>> Any suggestions? >>> >>> On Wed, Jun 15, 2011 at 10:59 PM, Utkarsh Ayachit >>> <[email protected]> wrote: >>>> ParaView associates color maps with array-names, so all arrays with >>>> the same name use the same color map. An easiest way around this is to >>>> apply the "Calculator" filter to each of the mha file readers set the >>>> expression to the name of the input array while change the "Result >>>> Array Name" for every instance of the calculator to be something >>>> unique. Now you can color the results produced by each of the >>>> calculators differently using different colormaps. >>>> >>>> Utkarsh >>>> >>>> On Wed, Jun 15, 2011 at 1:02 AM, Richard Beare <[email protected]> >>>> wrote: >>>>> Hi, >>>>> I'm investigating methods for display of a 4D microscopy dataset. I'd >>>>> like to be able to reproduce the style of display provided by Imaris, >>>>> however I'm not entirely sure how Imaris does it. It may be volume >>>>> rendering or a clever surface rendering. >>>>> >>>>> The data is from a confocal microscope and has 3 fluorescent channels. >>>>> I can convert the data to many forms - at present I have it as 3 >>>>> channel mha and 3 individual mha files. >>>>> >>>>> The things I've tried are 1) volume rendering each channel >>>>> independently and applying a red, green or blue colormap. However I >>>>> don't seem to be able to set a different colormap for each volume. 2) >>>>> using the contour filter to create several contours for each channel >>>>> and colour the result. If I use a solid color for each channel and >>>>> play with opacity I can get interesting results. However I'd like to >>>>> be able to colour according to underlying brightness. I have the same >>>>> trouble with colourmaps in this approach as I do for the volume >>>>> rendering - I am only able to set one colourmap. A temporary option is >>>>> to use the colourmap for the most important channel and use solid >>>>> colors for the others. >>>>> >>>>> Is anyone able to recommend a better way? >>>>> >>>>> Thanks >>>>> _______________________________________________ >>>>> 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
