mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#include <vtkm/Math.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <vtkm/io/VTKDataSetReader.h>
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#include <vtkm/filter/PointTransform.h>
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#include <vtkm/filter/VectorMagnitude.h>
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#include <vtkm/rendering/CanvasRayTracer.h>
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#include <vtkm/rendering/MapperRayTracer.h>
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#include <vtkm/rendering/View3D.h>
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#include <vtkm/rendering/testing/RenderTest.h>
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#include <vtkm/rendering/testing/Testing.h>
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namespace
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{
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void TestPointTransform()
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{
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std::cout << "Generate Image for PointTransform filter with Translation" << std::endl;
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vtkm::cont::ColorTable colorTable("inferno");
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using M = vtkm::rendering::MapperRayTracer;
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using C = vtkm::rendering::CanvasRayTracer;
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using V3 = vtkm::rendering::View3D;
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auto pathname =
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vtkm::cont::testing::Testing::DataPath("unstructured/PointTransformTestDataSet.vtk");
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vtkm::io::VTKDataSetReader reader(pathname);
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vtkm::cont::DataSet dataSet = reader.ReadDataSet();
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vtkm::filter::PointTransform pointTransform;
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pointTransform.SetOutputFieldName("translation");
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pointTransform.SetTranslation(vtkm::Vec3f(1, 1, 1));
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auto result = pointTransform.Execute(dataSet);
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// Need to take the magnitude of the "translation" field.
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// ColorMap only works with scalar fields (1 component)
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vtkm::filter::VectorMagnitude vectorMagnitude;
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vectorMagnitude.SetActiveField("translation");
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vectorMagnitude.SetOutputFieldName("pointvar");
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result = vectorMagnitude.Execute(result);
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result.PrintSummary(std::cout);
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vtkm::rendering::testing::RenderAndRegressionTest<M, C, V3>(
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result, "pointvar", colorTable, "filter/point-transform.png", false);
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}
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} // namespace
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int RegressionTestPointTransform(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestPointTransform, argc, argv);
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}
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