Now I have a sphere and want to show all the points of the sphere on a
plane.Just like the world map.My thought is to map the sphere to a
ellipse.Is there a quick way to do this?
Thanks.
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I have some points,which are in the range -10~10.But most of them are in
-1~1.
So I want to decrease the color gradient in range 10~1 and -1~-10,increase
the color gradient in range 1~-1.
How to do it?
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Yes.It is network problem.When I disable the net,paraview starts
fast.Thanks.
2013/12/15 庞庆源
> I use strace to find out what happen when it start up ,and got many
> infomations such as
10\0010\0010\0010\0010"...,
90, MSG_NOSIGNAL, NULL, 0) = 90
.
*******
What is the problem?
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When configure in the "settings->Use Multi-Core",I only got 100% cpu use
but without any speed improvement.Even be slower.
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I have succeeded to render my data.But when I drag it with mouse,it took
more time than what I expected to render again.Can I using multi-core cpus
to render by improving the reader plugin source which was written myself?
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Can you share it with me?
Thank you.
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I found that when I enable "Use Multi_Core" in the settings and restart
paraview,one of my cpu is 100% used,but I have not done anything.If I set "
Number of Cores to Use" to 4,both of my cpus is 100% used.I think it is
crazy.WHat does
I edit my test reader source base on
http://www.paraview.org/Wiki/Animating_legacy_VTK_file_series#Making_custom_readers_work_with_file_series.But
the function AddFileName(const char *) which I have implemented is never
called.How can I get the names of file series?
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answer.
2013/9/29 Karl König
> 庞庆源,
>
> I found some spare time to look into this.
>
> The test data set you provided defines a point cloud with spherical
> topology. Your reader does import this geometric information (as
> points), but provides no topology. In order for V
raview.org or did you build your own?
>
> -Ken
>
> From: 庞庆源
> Date: Tuesday, September 24, 2013 10:29 PM
> To: Kenneth Moreland
> Subject: [EXTERNAL] Re: [Paraview] Delaunay 3D filter too slow
>
> in fact,I have only 16020 points for test.My cpu is AMD Athlon(tm) II
I have a lot of points taking sample from a solid sphere.So I want to
use Delaunay 3D filter to render the shpere with known scalars of the
points.But it took me so much time.What should I do?
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I have known how to render a hollow cube,but have no idea about solid cube.
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I only know the scalars of some sampling points on the surface and inside
the sphere.I want to apply smooth scalars.No matter where and how I clip
the sphere,I can get a plane with smooth color.What is the prefered way to
do this?
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give me a simple example?
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of above
algorithm?
For example,vtkSampleFunction,vtkSphereSource.
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I would like to know how to get the filenames array if the user read more
than one file from paraview.I cannot find any example code about it.
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I find that vtkDataArray and its subclass have some functions relate to
component and tuple.What does they represent?
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etScalars(pointScalars);
//
I am sure the range of velocity is -7.0 to 7.0 .But when I load the plugin
into paraview and read a sample file,the information panel shows very large
range.
[image: 内嵌图片 1]
I can hardly understa
();
pointScalars->setName("Velocity");
**
I also find similar code in GMVReader plugin source,which is part of
paraview source,but without compile error.
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I write a simple reader,inheriting from vtkPolyDataAlgorithm.But
SetScalars() cannot color the plane.When I test it use general vtk
polydata->mapper->actor->renderer->renderwindow,I can see different color
at different point.Does someone know the reason?Thank
I want to write a new reader plugin.But I cannot find any detailed tutorial.
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Some points on the sphere have known color.Color base on linear
interpolation.
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ror generated.
> make[2]: ***
> [Module/Filters/CMakeFiles/vtkMyFiltersPythonD.dir/vtkMyFilterPython.cxx.o]
> Error 1
> make[1]: *** [Module/Filters/CMakeFiles/vtkMyFiltersPythonD.dir/all] Error
> 2
> make: *** [all] Error 2
>
> I assume that I need to get ParaView/VTK/Wrapp
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