mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
a6725b3acd
Unfortunately, this introduces a backward-incompatible change with the filters that use ImplicitFunctions. Before, they would get an ImplicitFunctionHandle. This class is deprecated, and there is no easy way to get back the actual type of implicit function stored in it.
352 lines
13 KiB
C++
352 lines
13 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/worklet/Clip.h>
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#include <vtkm/cont/CellSet.h>
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#include <vtkm/cont/CellSetExplicit.h>
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#include <vtkm/cont/CellSetStructured.h>
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#include <vtkm/cont/CoordinateSystem.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/DataSetBuilderExplicit.h>
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#include <vtkm/cont/DataSetBuilderUniform.h>
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#include <vtkm/cont/Field.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <vtkm/ImplicitFunction.h>
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#include <vector>
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using Coord3D = vtkm::Vec3f;
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const vtkm::Float32 clipValue = 0.5;
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template <typename T, typename Storage>
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bool TestArrayHandle(const vtkm::cont::ArrayHandle<T, Storage>& ah,
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const T* expected,
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vtkm::Id size)
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{
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if (size != ah.GetNumberOfValues())
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{
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return false;
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}
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for (vtkm::Id i = 0; i < size; ++i)
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{
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if (ah.ReadPortal().Get(i) != expected[i])
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{
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return false;
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}
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}
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return true;
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}
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vtkm::cont::DataSet MakeTestDatasetExplicit()
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{
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std::vector<Coord3D> coords;
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coords.push_back(Coord3D(0.0f, 0.0f, 0.0f));
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coords.push_back(Coord3D(1.0f, 0.0f, 0.0f));
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coords.push_back(Coord3D(1.0f, 1.0f, 0.0f));
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coords.push_back(Coord3D(0.0f, 1.0f, 0.0f));
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std::vector<vtkm::Id> connectivity;
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connectivity.push_back(0);
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connectivity.push_back(1);
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connectivity.push_back(3);
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connectivity.push_back(3);
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connectivity.push_back(1);
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connectivity.push_back(2);
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vtkm::cont::DataSet ds;
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vtkm::cont::DataSetBuilderExplicit builder;
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ds = builder.Create(coords, vtkm::CellShapeTagTriangle(), 3, connectivity, "coords");
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std::vector<vtkm::Float32> values;
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values.push_back(1.0);
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values.push_back(2.0);
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values.push_back(1.0);
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values.push_back(0.0);
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ds.AddPointField("scalars", values);
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values.clear();
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values.push_back(100.f);
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values.push_back(-100.f);
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ds.AddCellField("cellvar", values);
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return ds;
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}
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vtkm::cont::DataSet MakeTestDatasetStructured()
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{
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static constexpr vtkm::Id xdim = 3, ydim = 3;
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static const vtkm::Id2 dim(xdim, ydim);
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static constexpr vtkm::Id numVerts = xdim * ydim;
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vtkm::Float32 scalars[numVerts];
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for (vtkm::Id i = 0; i < numVerts; ++i)
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{
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scalars[i] = 1.0f;
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}
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scalars[4] = 0.0f;
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vtkm::cont::DataSet ds;
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vtkm::cont::DataSetBuilderUniform builder;
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ds = builder.Create(dim);
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ds.AddPointField("scalars", scalars, numVerts);
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std::vector<vtkm::Float32> cellvar = { -100.f, 100.f, 30.f, -30.f };
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ds.AddCellField("cellvar", cellvar);
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return ds;
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}
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void TestClippingExplicit()
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{
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vtkm::cont::DataSet ds = MakeTestDatasetExplicit();
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vtkm::worklet::Clip clip;
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bool invertClip = false;
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vtkm::cont::CellSetExplicit<> outputCellSet =
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clip.Run(ds.GetCellSet(),
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ds.GetField("scalars").GetData().ResetTypes(vtkm::TypeListFieldScalar{},
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VTKM_DEFAULT_STORAGE_LIST{}),
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clipValue,
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invertClip);
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auto coordsIn = ds.GetCoordinateSystem("coords").GetDataAsMultiplexer();
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vtkm::cont::ArrayHandle<Coord3D> coords = clip.ProcessPointField(coordsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalarsIn;
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ds.GetField("scalars").GetData().AsArrayHandle(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalars = clip.ProcessPointField(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvarIn;
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ds.GetField("cellvar").GetData().AsArrayHandle(cellvarIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar = clip.ProcessCellField(cellvarIn);
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vtkm::Id connectivitySize = 8;
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vtkm::Id fieldSize = 7;
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vtkm::Id expectedConnectivity[] = { 0, 1, 5, 4, 1, 2, 6, 5 };
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Coord3D expectedCoords[] = {
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Coord3D(0.00f, 0.00f, 0.0f), Coord3D(1.00f, 0.00f, 0.0f), Coord3D(1.00f, 1.00f, 0.0f),
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Coord3D(0.00f, 1.00f, 0.0f), Coord3D(0.00f, 0.50f, 0.0f), Coord3D(0.25f, 0.75f, 0.0f),
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Coord3D(0.50f, 1.00f, 0.0f),
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};
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vtkm::Float32 expectedScalars[] = { 1, 2, 1, 0, 0.5, 0.5, 0.5 };
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std::vector<vtkm::Float32> expectedCellvar = { 100.f, -100.f };
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VTKM_TEST_ASSERT(outputCellSet.GetNumberOfPoints() == fieldSize,
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"Wrong number of points in cell set.");
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VTKM_TEST_ASSERT(
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TestArrayHandle(outputCellSet.GetConnectivityArray(vtkm::TopologyElementTagCell(),
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vtkm::TopologyElementTagPoint()),
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expectedConnectivity,
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connectivitySize),
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"Got incorrect conectivity");
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VTKM_TEST_ASSERT(TestArrayHandle(coords, expectedCoords, fieldSize), "Got incorrect coordinates");
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VTKM_TEST_ASSERT(TestArrayHandle(scalars, expectedScalars, fieldSize), "Got incorrect scalars");
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VTKM_TEST_ASSERT(
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TestArrayHandle(cellvar, expectedCellvar.data(), static_cast<vtkm::Id>(expectedCellvar.size())),
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"Got incorrect cellvar");
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}
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void TestClippingStructured()
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{
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using CoordsValueType = vtkm::cont::ArrayHandleUniformPointCoordinates::ValueType;
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using CoordsOutType = vtkm::cont::ArrayHandle<CoordsValueType>;
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vtkm::cont::DataSet ds = MakeTestDatasetStructured();
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bool invertClip = false;
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vtkm::worklet::Clip clip;
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vtkm::cont::CellSetExplicit<> outputCellSet =
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clip.Run(ds.GetCellSet(),
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ds.GetField("scalars").GetData().ResetTypes(vtkm::TypeListFieldScalar{},
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VTKM_DEFAULT_STORAGE_LIST{}),
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clipValue,
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invertClip);
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auto coordsIn = ds.GetCoordinateSystem("coords").GetDataAsMultiplexer();
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CoordsOutType coords = clip.ProcessPointField(coordsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalarsIn;
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ds.GetField("scalars").GetData().AsArrayHandle(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalars = clip.ProcessPointField(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvarIn;
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ds.GetField("cellvar").GetData().AsArrayHandle(cellvarIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar = clip.ProcessCellField(cellvarIn);
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vtkm::Id connectivitySize = 28;
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vtkm::Id fieldSize = 13;
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vtkm::Id expectedConnectivity[] = { 9, 10, 3, 1, 1, 3, 0, 11, 9, 1, 5, 5, 1, 2,
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10, 12, 7, 3, 3, 7, 6, 12, 11, 5, 7, 7, 5, 8 };
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Coord3D expectedCoords[] = {
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Coord3D(0.0f, 0.0f, 0.0f), Coord3D(1.0f, 0.0f, 0.0f), Coord3D(2.0f, 0.0f, 0.0f),
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Coord3D(0.0f, 1.0f, 0.0f), Coord3D(1.0f, 1.0f, 0.0f), Coord3D(2.0f, 1.0f, 0.0f),
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Coord3D(0.0f, 2.0f, 0.0f), Coord3D(1.0f, 2.0f, 0.0f), Coord3D(2.0f, 2.0f, 0.0f),
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Coord3D(1.0f, 0.5f, 0.0f), Coord3D(0.5f, 1.0f, 0.0f), Coord3D(1.5f, 1.0f, 0.0f),
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Coord3D(1.0f, 1.5f, 0.0f),
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};
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vtkm::Float32 expectedScalars[] = { 1, 1, 1, 1, 0, 1, 1, 1, 1, 0.5, 0.5, 0.5, 0.5 };
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std::vector<vtkm::Float32> expectedCellvar = { -100.f, -100.f, 100.f, 100.f,
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30.f, 30.f, -30.f, -30.f };
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VTKM_TEST_ASSERT(outputCellSet.GetNumberOfPoints() == fieldSize,
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"Wrong number of points in cell set.");
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VTKM_TEST_ASSERT(
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TestArrayHandle(outputCellSet.GetConnectivityArray(vtkm::TopologyElementTagCell(),
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vtkm::TopologyElementTagPoint()),
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expectedConnectivity,
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connectivitySize),
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"Got incorrect conectivity");
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VTKM_TEST_ASSERT(TestArrayHandle(coords, expectedCoords, fieldSize), "Got incorrect coordinates");
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VTKM_TEST_ASSERT(TestArrayHandle(scalars, expectedScalars, fieldSize), "Got incorrect scalars");
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VTKM_TEST_ASSERT(
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TestArrayHandle(cellvar, expectedCellvar.data(), static_cast<vtkm::Id>(expectedCellvar.size())),
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"Got incorrect cellvar");
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}
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void TestClippingWithImplicitFunction()
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{
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vtkm::Vec3f center(1, 1, 0);
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vtkm::FloatDefault radius(0.5);
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vtkm::cont::DataSet ds = MakeTestDatasetStructured();
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bool invertClip = false;
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vtkm::worklet::Clip clip;
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vtkm::cont::CellSetExplicit<> outputCellSet = clip.Run(
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ds.GetCellSet(), vtkm::Sphere(center, radius), ds.GetCoordinateSystem("coords"), invertClip);
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auto coordsIn = ds.GetCoordinateSystem("coords").GetDataAsMultiplexer();
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vtkm::cont::ArrayHandle<Coord3D> coords = clip.ProcessPointField(coordsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalarsIn;
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ds.GetField("scalars").GetData().AsArrayHandle(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalars = clip.ProcessPointField(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvarIn;
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ds.GetField("cellvar").GetData().AsArrayHandle(cellvarIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar = clip.ProcessCellField(cellvarIn);
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vtkm::Id connectivitySize = 28;
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vtkm::Id fieldSize = 13;
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vtkm::Id expectedConnectivity[] = { 9, 10, 3, 1, 1, 3, 0, 11, 9, 1, 5, 5, 1, 2,
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10, 12, 7, 3, 3, 7, 6, 12, 11, 5, 7, 7, 5, 8 };
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Coord3D expectedCoords[] = {
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Coord3D(0.0f, 0.0f, 0.0f), Coord3D(1.0f, 0.0f, 0.0f), Coord3D(2.0f, 0.0f, 0.0f),
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Coord3D(0.0f, 1.0f, 0.0f), Coord3D(1.0f, 1.0f, 0.0f), Coord3D(2.0f, 1.0f, 0.0f),
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Coord3D(0.0f, 2.0f, 0.0f), Coord3D(1.0f, 2.0f, 0.0f), Coord3D(2.0f, 2.0f, 0.0f),
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Coord3D(1.0f, 0.75f, 0.0f), Coord3D(0.75f, 1.0f, 0.0f), Coord3D(1.25f, 1.0f, 0.0f),
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Coord3D(1.0f, 1.25f, 0.0f),
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};
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vtkm::Float32 expectedScalars[] = { 1, 1, 1, 1, 0, 1, 1, 1, 1, 0.25, 0.25, 0.25, 0.25 };
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std::vector<vtkm::Float32> expectedCellvar = { -100.f, -100.f, 100.f, 100.f,
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30.f, 30.f, -30.f, -30.f };
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VTKM_TEST_ASSERT(
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TestArrayHandle(outputCellSet.GetConnectivityArray(vtkm::TopologyElementTagCell(),
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vtkm::TopologyElementTagPoint()),
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expectedConnectivity,
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connectivitySize),
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"Got incorrect conectivity");
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VTKM_TEST_ASSERT(TestArrayHandle(coords, expectedCoords, fieldSize), "Got incorrect coordinates");
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VTKM_TEST_ASSERT(TestArrayHandle(scalars, expectedScalars, fieldSize), "Got incorrect scalars");
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VTKM_TEST_ASSERT(
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TestArrayHandle(cellvar, expectedCellvar.data(), static_cast<vtkm::Id>(expectedCellvar.size())),
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"Got incorrect cellvar");
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}
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void TestClippingWithImplicitFunctionInverted()
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{
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vtkm::Vec3f center(1, 1, 0);
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vtkm::FloatDefault radius(0.5);
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vtkm::cont::DataSet ds = MakeTestDatasetStructured();
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bool invertClip = true;
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vtkm::worklet::Clip clip;
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vtkm::cont::CellSetExplicit<> outputCellSet = clip.Run(
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ds.GetCellSet(), vtkm::Sphere(center, radius), ds.GetCoordinateSystem("coords"), invertClip);
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auto coordsIn = ds.GetCoordinateSystem("coords").GetDataAsMultiplexer();
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vtkm::cont::ArrayHandle<Coord3D> coords = clip.ProcessPointField(coordsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalarsIn;
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ds.GetField("scalars").GetData().AsArrayHandle(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> scalars = clip.ProcessPointField(scalarsIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvarIn;
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ds.GetField("cellvar").GetData().AsArrayHandle(cellvarIn);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar = clip.ProcessCellField(cellvarIn);
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vtkm::Id connectivitySize = 12;
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vtkm::Id fieldSize = 13;
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vtkm::Id expectedConnectivity[] = { 10, 9, 4, 9, 11, 4, 12, 10, 4, 11, 12, 4 };
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Coord3D expectedCoords[] = {
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Coord3D(0.0f, 0.0f, 0.0f), Coord3D(1.0f, 0.0f, 0.0f), Coord3D(2.0f, 0.0f, 0.0f),
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Coord3D(0.0f, 1.0f, 0.0f), Coord3D(1.0f, 1.0f, 0.0f), Coord3D(2.0f, 1.0f, 0.0f),
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Coord3D(0.0f, 2.0f, 0.0f), Coord3D(1.0f, 2.0f, 0.0f), Coord3D(2.0f, 2.0f, 0.0f),
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Coord3D(1.0f, 0.75f, 0.0f), Coord3D(0.75f, 1.0f, 0.0f), Coord3D(1.25f, 1.0f, 0.0f),
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Coord3D(1.0f, 1.25f, 0.0f),
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};
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vtkm::Float32 expectedScalars[] = { 1, 1, 1, 1, 0, 1, 1, 1, 1, 0.25, 0.25, 0.25, 0.25 };
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std::vector<vtkm::Float32> expectedCellvar = { -100.f, 100.f, 30.f, -30.f };
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VTKM_TEST_ASSERT(
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TestArrayHandle(outputCellSet.GetConnectivityArray(vtkm::TopologyElementTagCell(),
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vtkm::TopologyElementTagPoint()),
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expectedConnectivity,
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connectivitySize),
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"Got incorrect conectivity");
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VTKM_TEST_ASSERT(TestArrayHandle(coords, expectedCoords, fieldSize), "Got incorrect coordinates");
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VTKM_TEST_ASSERT(TestArrayHandle(scalars, expectedScalars, fieldSize), "Got incorrect scalars");
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VTKM_TEST_ASSERT(
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TestArrayHandle(cellvar, expectedCellvar.data(), static_cast<vtkm::Id>(expectedCellvar.size())),
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"Got incorrect cellvar");
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}
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void TestClipping()
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{
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std::cout << "Testing explicit dataset:" << std::endl;
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TestClippingExplicit();
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std::cout << "Testing structured dataset:" << std::endl;
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TestClippingStructured();
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std::cout << "Testing clipping with implicit function (sphere):" << std::endl;
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TestClippingWithImplicitFunction();
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TestClippingWithImplicitFunctionInverted();
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}
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int UnitTestClipping(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestClipping, argc, argv);
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}
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