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Add example data file.
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data/magField.vtk
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3
data/magField.vtk
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@ -0,0 +1,3 @@
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version https://git-lfs.github.com/spec/v1
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oid sha256:b947d66dbae99a1ebb392b200a9ea0d380cfccb7fcb3a3739615d0dde558d2f1
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size 238166
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@ -10,10 +10,17 @@
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/filter/Streamline.h>
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#include <vtkm/io/reader/BOVDataSetReader.h>
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#include <vtkm/io/reader/VTKDataSetReader.h>
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#include <vtkm/io/writer/VTKDataSetWriter.h>
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// Example computing streamlines.
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// An example vector field is available in the vtk-m data directory: magField.vtk
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// Example usage:
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// this will advect 200 particles 50 steps using a step size of 0.01
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//
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// Particle_Advection <path-to-data-dir>/magField.vtk vec 200 50 0.01 output.vtk
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//
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int main(int argc, char** argv)
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{
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if (argc != 7)
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@ -32,12 +39,7 @@ int main(int argc, char** argv)
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vtkm::cont::DataSet ds;
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if (dataFile.find(".bov") != std::string::npos)
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{
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vtkm::io::reader::BOVDataSetReader rdr(dataFile);
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ds = rdr.ReadDataSet();
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}
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else if (dataFile.find(".vtk") != std::string::npos)
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if (dataFile.find(".vtk") != std::string::npos)
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{
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vtkm::io::reader::VTKDataSetReader rdr(dataFile);
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ds = rdr.ReadDataSet();
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@ -48,7 +50,7 @@ int main(int argc, char** argv)
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return -1;
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}
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//create seeds
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//create seeds randomly placed withing the bounding box of the data.
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vtkm::Bounds bounds = ds.GetCoordinateSystem().GetBounds();
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std::vector<vtkm::Vec3f> seeds;
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