Fixing default sample distance
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0200fcbf05
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75f911cf77
@ -81,10 +81,19 @@ void MapperConnectivity::RenderCells(const vtkm::cont::DynamicCellSet& cellset,
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const vtkm::Range& vtkmNotUsed(scalarRange))
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{
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vtkm::rendering::ConnectivityProxy tracerProxy(cellset, coords, scalarField);
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if (SampleDistance != -1.f)
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if (SampleDistance == -1.f)
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{
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tracerProxy.SetSampleDistance(SampleDistance);
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// set a default distance
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vtkm::Bounds bounds = coords.GetBounds();
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vtkm::Float64 x2 = bounds.X.Length() * bounds.X.Length();
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vtkm::Float64 y2 = bounds.Y.Length() * bounds.Y.Length();
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vtkm::Float64 z2 = bounds.Z.Length() * bounds.Z.Length();
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vtkm::Float64 length = vtkm::Sqrt(x2 + y2 + z2);
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;
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constexpr vtkm::Float64 defaultSamples = 200.;
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SampleDistance = static_cast<vtkm::Float32>(length / defaultSamples);
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}
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tracerProxy.SetSampleDistance(SampleDistance);
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tracerProxy.SetColorMap(ColorMap);
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tracerProxy.Trace(camera, CanvasRT);
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}
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