8859636672
VTK-m has been updated to replace old per device worklet testing executables with a device dependent shared library so that it's able to accept a device adapter at runtime. Meanwhile, it updates the testing infrastructure APIs. vtkm::cont::testing::Run function would call ForceDevice when needed and if users need the device adapter info at runtime, RunOnDevice function would pass the adapter into the functor. Optional Parser is bumped from 1.3 to 1.7.
202 lines
7.7 KiB
C++
202 lines
7.7 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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// 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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// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#include <vtkm/cont/CellSetExplicit.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/worklet/DispatcherMapField.h>
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#include <vtkm/worklet/PointTransform.h>
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#include <random>
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#include <vector>
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namespace
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{
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std::mt19937 randGenerator;
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vtkm::cont::DataSet MakePointTransformTestDataSet()
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{
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vtkm::cont::DataSet dataSet;
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std::vector<vtkm::Vec<vtkm::FloatDefault, 3>> coordinates;
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const vtkm::Id dim = 5;
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for (vtkm::Id j = 0; j < dim; ++j)
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{
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vtkm::FloatDefault z =
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static_cast<vtkm::FloatDefault>(j) / static_cast<vtkm::FloatDefault>(dim - 1);
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for (vtkm::Id i = 0; i < dim; ++i)
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{
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vtkm::FloatDefault x =
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static_cast<vtkm::FloatDefault>(i) / static_cast<vtkm::FloatDefault>(dim - 1);
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vtkm::FloatDefault y = (x * x + z * z) / 2.0f;
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coordinates.push_back(vtkm::make_Vec(x, y, z));
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}
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}
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vtkm::Id numCells = (dim - 1) * (dim - 1);
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dataSet.AddCoordinateSystem(
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vtkm::cont::make_CoordinateSystem("coordinates", coordinates, vtkm::CopyFlag::On));
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vtkm::cont::CellSetExplicit<> cellSet("cells");
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cellSet.PrepareToAddCells(numCells, numCells * 4);
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for (vtkm::Id j = 0; j < dim - 1; ++j)
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{
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for (vtkm::Id i = 0; i < dim - 1; ++i)
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{
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cellSet.AddCell(vtkm::CELL_SHAPE_QUAD,
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4,
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vtkm::make_Vec<vtkm::Id>(
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j * dim + i, j * dim + i + 1, (j + 1) * dim + i + 1, (j + 1) * dim + i));
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}
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}
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cellSet.CompleteAddingCells(vtkm::Id(coordinates.size()));
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dataSet.AddCellSet(cellSet);
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return dataSet;
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}
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void ValidatePointTransform(const vtkm::cont::CoordinateSystem& coords,
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const vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::FloatDefault, 3>>& result,
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const vtkm::Matrix<vtkm::FloatDefault, 4, 4>& matrix)
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{
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auto points = coords.GetData();
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VTKM_TEST_ASSERT(points.GetNumberOfValues() == result.GetNumberOfValues(),
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"Incorrect number of points in point transform");
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auto pointsPortal = points.GetPortalConstControl();
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auto resultsPortal = result.GetPortalConstControl();
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for (vtkm::Id i = 0; i < points.GetNumberOfValues(); i++)
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VTKM_TEST_ASSERT(
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test_equal(resultsPortal.Get(i), vtkm::Transform3DPoint(matrix, pointsPortal.Get(i))),
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"Wrong result for PointTransform worklet");
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}
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void TestPointTransformTranslation(const vtkm::cont::DataSet& ds,
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const vtkm::Vec<vtkm::FloatDefault, 3>& trans)
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{
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vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::FloatDefault, 3>> result;
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vtkm::worklet::PointTransform<vtkm::FloatDefault> worklet;
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worklet.SetTranslation(trans);
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vtkm::worklet::DispatcherMapField<vtkm::worklet::PointTransform<vtkm::FloatDefault>> dispatcher(
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worklet);
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dispatcher.Invoke(ds.GetCoordinateSystem(), result);
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ValidatePointTransform(ds.GetCoordinateSystem(), result, Transform3DTranslate(trans));
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}
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void TestPointTransformScale(const vtkm::cont::DataSet& ds,
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const vtkm::Vec<vtkm::FloatDefault, 3>& scale)
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{
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vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::FloatDefault, 3>> result;
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vtkm::worklet::PointTransform<vtkm::FloatDefault> worklet;
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worklet.SetScale(scale);
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vtkm::worklet::DispatcherMapField<vtkm::worklet::PointTransform<vtkm::FloatDefault>> dispatcher(
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worklet);
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dispatcher.Invoke(ds.GetCoordinateSystem(), result);
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ValidatePointTransform(ds.GetCoordinateSystem(), result, Transform3DScale(scale));
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}
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void TestPointTransformRotation(const vtkm::cont::DataSet& ds,
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const vtkm::FloatDefault& angle,
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const vtkm::Vec<vtkm::FloatDefault, 3>& axis)
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{
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vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::FloatDefault, 3>> result;
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vtkm::worklet::PointTransform<vtkm::FloatDefault> worklet;
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worklet.SetRotation(angle, axis);
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vtkm::worklet::DispatcherMapField<vtkm::worklet::PointTransform<vtkm::FloatDefault>> dispatcher(
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worklet);
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dispatcher.Invoke(ds.GetCoordinateSystem(), result);
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ValidatePointTransform(ds.GetCoordinateSystem(), result, Transform3DRotate(angle, axis));
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}
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}
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void TestPointTransform()
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{
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std::cout << "Testing PointTransform Worklet" << std::endl;
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vtkm::cont::DataSet ds = MakePointTransformTestDataSet();
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int N = 41;
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//Test translation
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TestPointTransformTranslation(ds, vtkm::Vec<vtkm::FloatDefault, 3>(0, 0, 0));
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TestPointTransformTranslation(ds, vtkm::Vec<vtkm::FloatDefault, 3>(1, 1, 1));
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TestPointTransformTranslation(ds, vtkm::Vec<vtkm::FloatDefault, 3>(-1, -1, -1));
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std::uniform_real_distribution<vtkm::FloatDefault> transDist(-100, 100);
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for (int i = 0; i < N; i++)
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TestPointTransformTranslation(ds,
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vtkm::Vec<vtkm::FloatDefault, 3>(transDist(randGenerator),
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transDist(randGenerator),
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transDist(randGenerator)));
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//Test scaling
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TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(1, 1, 1));
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TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(.23f, .23f, .23f));
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TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(1, 2, 3));
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TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(3.23f, 9.23f, 4.23f));
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std::uniform_real_distribution<vtkm::FloatDefault> scaleDist(0.0001f, 100);
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for (int i = 0; i < N; i++)
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{
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TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(scaleDist(randGenerator)));
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TestPointTransformScale(ds,
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vtkm::Vec<vtkm::FloatDefault, 3>(scaleDist(randGenerator),
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scaleDist(randGenerator),
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scaleDist(randGenerator)));
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}
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//Test rotation
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std::vector<vtkm::FloatDefault> angles;
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std::uniform_real_distribution<vtkm::FloatDefault> angleDist(0, 360);
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for (int i = 0; i < N; i++)
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angles.push_back(angleDist(randGenerator));
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std::vector<vtkm::Vec<vtkm::FloatDefault, 3>> axes;
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axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(1, 0, 0));
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axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(0, 1, 0));
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axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(0, 0, 1));
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axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(1, 1, 1));
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axes.push_back(-axes[0]);
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axes.push_back(-axes[1]);
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axes.push_back(-axes[2]);
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axes.push_back(-axes[3]);
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std::uniform_real_distribution<vtkm::FloatDefault> axisDist(-1, 1);
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for (int i = 0; i < N; i++)
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axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(
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axisDist(randGenerator), axisDist(randGenerator), axisDist(randGenerator)));
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for (std::size_t i = 0; i < angles.size(); i++)
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for (std::size_t j = 0; j < axes.size(); j++)
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TestPointTransformRotation(ds, angles[i], axes[j]);
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}
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int UnitTestPointTransform(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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