2015-11-16 19:21:07 +00:00
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//============================================================================
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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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2019-04-15 23:24:21 +00:00
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//
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2015-11-16 19:21:07 +00:00
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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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2018-03-21 19:35:02 +00:00
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#include <vtkm/cont/ArrayCopy.h>
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2015-11-16 19:21:07 +00:00
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#include <vtkm/cont/ArrayHandleUniformPointCoordinates.h>
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#include <vtkm/cont/CellSetSingleType.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/testing/Testing.h>
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2019-08-19 19:36:28 +00:00
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#include <vtkm/cont/ImplicitFunctionHandle.h>
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#include <vtkm/filter/ClipWithImplicitFunction.h>
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2019-08-18 01:10:57 +00:00
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#include <vtkm/worklet/Contour.h>
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2015-11-16 19:21:07 +00:00
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#include <vtkm/worklet/DispatcherMapField.h>
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2018-02-21 19:57:41 +00:00
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namespace vtkm_ut_mc_worklet
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2017-05-18 14:29:41 +00:00
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{
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2015-11-16 19:21:07 +00:00
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class TangleField : public vtkm::worklet::WorkletMapField
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{
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public:
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2019-01-10 18:59:25 +00:00
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using ControlSignature = void(FieldIn vertexId, FieldOut v);
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2018-05-25 21:18:41 +00:00
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using ExecutionSignature = void(_1, _2);
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2018-02-22 13:29:13 +00:00
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using InputDomain = _1;
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2015-11-16 19:21:07 +00:00
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const vtkm::Id xdim, ydim, zdim;
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const vtkm::FloatDefault xmin, ymin, zmin, xmax, ymax, zmax;
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const vtkm::Id cellsPerLayer;
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2016-10-19 22:42:58 +00:00
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VTKM_CONT
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2017-05-26 17:53:28 +00:00
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TangleField(const vtkm::Id3 dims,
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const vtkm::FloatDefault mins[3],
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2017-05-18 14:29:41 +00:00
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const vtkm::FloatDefault maxs[3])
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: xdim(dims[0])
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, ydim(dims[1])
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, zdim(dims[2])
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, xmin(mins[0])
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, ymin(mins[1])
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, zmin(mins[2])
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, xmax(maxs[0])
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, ymax(maxs[1])
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, zmax(maxs[2])
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, cellsPerLayer((xdim) * (ydim))
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{
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}
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2015-11-16 19:21:07 +00:00
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC
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void operator()(const vtkm::Id& vertexId, vtkm::Float32& v) const
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2015-11-16 19:21:07 +00:00
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{
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const vtkm::Id x = vertexId % (xdim);
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const vtkm::Id y = (vertexId / (xdim)) % (ydim);
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const vtkm::Id z = vertexId / cellsPerLayer;
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2017-05-18 14:29:41 +00:00
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const vtkm::FloatDefault fx =
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static_cast<vtkm::FloatDefault>(x) / static_cast<vtkm::FloatDefault>(xdim - 1);
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const vtkm::FloatDefault fy =
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static_cast<vtkm::FloatDefault>(y) / static_cast<vtkm::FloatDefault>(xdim - 1);
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const vtkm::FloatDefault fz =
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static_cast<vtkm::FloatDefault>(z) / static_cast<vtkm::FloatDefault>(xdim - 1);
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const vtkm::Float32 xx = 3.0f * vtkm::Float32(xmin + (xmax - xmin) * (fx));
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const vtkm::Float32 yy = 3.0f * vtkm::Float32(ymin + (ymax - ymin) * (fy));
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const vtkm::Float32 zz = 3.0f * vtkm::Float32(zmin + (zmax - zmin) * (fz));
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v = (xx * xx * xx * xx - 5.0f * xx * xx + yy * yy * yy * yy - 5.0f * yy * yy +
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zz * zz * zz * zz - 5.0f * zz * zz + 11.8f) *
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0.2f +
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0.5f;
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2015-11-16 19:21:07 +00:00
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}
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};
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vtkm::cont::DataSet MakeIsosurfaceTestDataSet(vtkm::Id3 dims)
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{
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vtkm::cont::DataSet dataSet;
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const vtkm::Id3 vdims(dims[0] + 1, dims[1] + 1, dims[2] + 1);
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2017-05-18 14:29:41 +00:00
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vtkm::FloatDefault mins[3] = { -1.0f, -1.0f, -1.0f };
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vtkm::FloatDefault maxs[3] = { 1.0f, 1.0f, 1.0f };
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2015-11-16 19:21:07 +00:00
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2017-06-06 17:01:45 +00:00
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vtkm::cont::ArrayHandle<vtkm::Float32> pointFieldArray;
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2017-05-18 14:29:41 +00:00
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vtkm::cont::ArrayHandleIndex vertexCountImplicitArray(vdims[0] * vdims[1] * vdims[2]);
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vtkm::worklet::DispatcherMapField<TangleField> tangleFieldDispatcher(
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TangleField(vdims, mins, maxs));
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2017-06-06 17:01:45 +00:00
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tangleFieldDispatcher.Invoke(vertexCountImplicitArray, pointFieldArray);
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vtkm::Id numCells = dims[0] * dims[1] * dims[2];
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2018-03-21 19:35:02 +00:00
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArray;
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vtkm::cont::ArrayCopy(vtkm::cont::make_ArrayHandleCounting<vtkm::Id>(0, 1, numCells),
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cellFieldArray);
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2015-11-16 19:21:07 +00:00
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2019-07-31 16:20:38 +00:00
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vtkm::Vec3f origin(0.0f, 0.0f, 0.0f);
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vtkm::Vec3f spacing(1.0f / static_cast<vtkm::FloatDefault>(dims[0]),
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1.0f / static_cast<vtkm::FloatDefault>(dims[2]),
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1.0f / static_cast<vtkm::FloatDefault>(dims[1]));
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2015-11-16 19:21:07 +00:00
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2017-05-18 14:29:41 +00:00
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vtkm::cont::ArrayHandleUniformPointCoordinates coordinates(vdims, origin, spacing);
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dataSet.AddCoordinateSystem(vtkm::cont::CoordinateSystem("coordinates", coordinates));
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2015-11-16 19:21:07 +00:00
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2018-02-27 14:25:25 +00:00
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static constexpr vtkm::IdComponent ndim = 3;
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2015-11-16 19:21:07 +00:00
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vtkm::cont::CellSetStructured<ndim> cellSet("cells");
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cellSet.SetPointDimensions(vdims);
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dataSet.AddCellSet(cellSet);
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2019-08-13 14:10:52 +00:00
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dataSet.AddField(vtkm::cont::make_FieldPoint("nodevar", pointFieldArray));
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dataSet.AddField(vtkm::cont::make_FieldCell("cellvar", "cells", cellFieldArray));
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2017-06-06 17:01:45 +00:00
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2015-11-16 19:21:07 +00:00
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return dataSet;
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}
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class EuclideanNorm
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{
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public:
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC_CONT
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2017-05-18 14:29:41 +00:00
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EuclideanNorm()
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: Reference(0., 0., 0.)
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{
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}
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC_CONT
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2019-07-31 16:20:38 +00:00
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EuclideanNorm(vtkm::Vec3f_32 reference)
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2017-05-18 14:29:41 +00:00
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: Reference(reference)
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{
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}
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2015-11-16 19:21:07 +00:00
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC_CONT
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2019-07-31 16:20:38 +00:00
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vtkm::Float32 operator()(vtkm::Vec3f_32 v) const
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2015-11-16 19:21:07 +00:00
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{
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2019-07-31 16:20:38 +00:00
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vtkm::Vec3f_32 d(
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2017-05-26 17:53:28 +00:00
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v[0] - this->Reference[0], v[1] - this->Reference[1], v[2] - this->Reference[2]);
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2015-11-16 19:21:07 +00:00
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return vtkm::Magnitude(d);
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}
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private:
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2019-07-31 16:20:38 +00:00
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vtkm::Vec3f_32 Reference;
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2015-11-16 19:21:07 +00:00
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};
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class CubeGridConnectivity
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{
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public:
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC_CONT
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2017-05-18 14:29:41 +00:00
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CubeGridConnectivity()
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: Dimension(1)
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, DimSquared(1)
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, DimPlus1Squared(4)
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{
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}
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC_CONT
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2017-05-18 14:29:41 +00:00
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CubeGridConnectivity(vtkm::Id dim)
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: Dimension(dim)
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, DimSquared(dim * dim)
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, DimPlus1Squared((dim + 1) * (dim + 1))
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{
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}
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2015-11-16 19:21:07 +00:00
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2016-10-19 22:42:58 +00:00
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VTKM_EXEC_CONT
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2015-11-16 19:21:07 +00:00
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vtkm::Id operator()(vtkm::Id vertex) const
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{
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2018-02-22 13:29:13 +00:00
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using HexTag = vtkm::CellShapeTagHexahedron;
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using HexTraits = vtkm::CellTraits<HexTag>;
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2015-11-16 19:21:07 +00:00
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2017-05-18 14:29:41 +00:00
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vtkm::Id cellId = vertex / HexTraits::NUM_POINTS;
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vtkm::Id localId = vertex % HexTraits::NUM_POINTS;
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2015-11-16 19:21:07 +00:00
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vtkm::Id globalId =
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2017-05-18 14:29:41 +00:00
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(cellId + cellId / this->Dimension + (this->Dimension + 1) * (cellId / (this->DimSquared)));
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2015-11-16 19:21:07 +00:00
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switch (localId)
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2017-05-18 14:29:41 +00:00
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{
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case 0:
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break;
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2018-05-01 21:35:54 +00:00
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case 1:
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2017-05-18 14:29:41 +00:00
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globalId += 1;
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2018-05-01 21:35:54 +00:00
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break;
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case 2:
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globalId += this->Dimension + 2;
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break;
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case 3:
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globalId += this->Dimension + 1;
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break;
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2017-05-18 14:29:41 +00:00
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case 4:
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globalId += this->DimPlus1Squared;
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break;
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2018-05-01 21:35:54 +00:00
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case 5:
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globalId += this->DimPlus1Squared + 1;
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break;
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case 6:
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globalId += this->Dimension + this->DimPlus1Squared + 2;
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break;
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case 7:
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globalId += this->Dimension + this->DimPlus1Squared + 1;
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break;
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2017-05-18 14:29:41 +00:00
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}
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2015-11-16 19:21:07 +00:00
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return globalId;
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}
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private:
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vtkm::Id Dimension;
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vtkm::Id DimSquared;
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vtkm::Id DimPlus1Squared;
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};
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class MakeRadiantDataSet
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{
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public:
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2018-02-22 13:29:13 +00:00
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using CoordinateArrayHandle = vtkm::cont::ArrayHandleUniformPointCoordinates;
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using DataArrayHandle =
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vtkm::cont::ArrayHandleTransform<vtkm::cont::ArrayHandleUniformPointCoordinates, EuclideanNorm>;
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using ConnectivityArrayHandle =
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2017-05-30 14:00:01 +00:00
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vtkm::cont::ArrayHandleTransform<vtkm::cont::ArrayHandleCounting<vtkm::Id>,
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2018-02-22 13:29:13 +00:00
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CubeGridConnectivity>;
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using CellSet = vtkm::cont::CellSetSingleType<
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vtkm::cont::ArrayHandleTransform<vtkm::cont::ArrayHandleCounting<vtkm::Id>,
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CubeGridConnectivity>::StorageTag>;
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2017-05-18 14:29:41 +00:00
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vtkm::cont::DataSet Make3DRadiantDataSet(vtkm::IdComponent dim = 5);
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2015-11-16 19:21:07 +00:00
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};
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inline vtkm::cont::DataSet MakeRadiantDataSet::Make3DRadiantDataSet(vtkm::IdComponent dim)
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{
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// create a cube from -.5 to .5 in x,y,z, consisting of <dim> cells on each
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// axis, with point values equal to the Euclidean distance from the origin.
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vtkm::cont::DataSet dataSet;
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2018-02-22 13:29:13 +00:00
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using HexTag = vtkm::CellShapeTagHexahedron;
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using HexTraits = vtkm::CellTraits<HexTag>;
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2015-11-16 19:21:07 +00:00
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2019-07-31 16:20:38 +00:00
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using CoordType = vtkm::Vec3f_32;
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2015-11-16 19:21:07 +00:00
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2017-05-18 14:29:41 +00:00
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const vtkm::IdComponent nCells = dim * dim * dim;
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2015-11-16 19:21:07 +00:00
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2017-05-18 14:29:41 +00:00
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vtkm::Float32 spacing = vtkm::Float32(1. / dim);
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2017-05-26 17:53:28 +00:00
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CoordinateArrayHandle coordinates(vtkm::Id3(dim + 1, dim + 1, dim + 1),
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CoordType(-.5, -.5, -.5),
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2017-05-18 14:29:41 +00:00
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CoordType(spacing, spacing, spacing));
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2015-11-16 19:21:07 +00:00
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DataArrayHandle distanceToOrigin(coordinates);
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2017-05-18 14:29:41 +00:00
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DataArrayHandle distanceToOther(coordinates, EuclideanNorm(CoordType(1., 1., 1.)));
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2015-11-16 19:21:07 +00:00
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2018-03-21 19:35:02 +00:00
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArray;
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vtkm::cont::ArrayCopy(vtkm::cont::make_ArrayHandleCounting<vtkm::Id>(0, 1, nCells),
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cellFieldArray);
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2017-06-06 17:01:45 +00:00
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2015-11-16 19:21:07 +00:00
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ConnectivityArrayHandle connectivity(
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2017-05-18 14:29:41 +00:00
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vtkm::cont::ArrayHandleCounting<vtkm::Id>(0, 1, nCells * HexTraits::NUM_POINTS),
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2015-11-16 19:21:07 +00:00
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CubeGridConnectivity(dim));
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2017-05-18 14:29:41 +00:00
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dataSet.AddCoordinateSystem(vtkm::cont::CoordinateSystem("coordinates", coordinates));
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2015-11-16 19:21:07 +00:00
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//Set point scalar
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2018-11-29 14:19:30 +00:00
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dataSet.AddField(vtkm::cont::Field(
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"distanceToOrigin", vtkm::cont::Field::Association::POINTS, distanceToOrigin));
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2017-05-26 17:53:28 +00:00
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dataSet.AddField(vtkm::cont::Field("distanceToOther",
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2018-05-18 20:10:15 +00:00
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vtkm::cont::Field::Association::POINTS,
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2018-12-11 13:56:08 +00:00
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vtkm::cont::VariantArrayHandle(distanceToOther)));
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2015-11-16 19:21:07 +00:00
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2016-12-20 23:14:50 +00:00
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CellSet cellSet("cells");
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2017-05-18 14:29:41 +00:00
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cellSet.Fill((dim + 1) * (dim + 1) * (dim + 1), HexTag::Id, HexTraits::NUM_POINTS, connectivity);
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2015-11-16 19:21:07 +00:00
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dataSet.AddCellSet(cellSet);
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2018-05-18 20:10:15 +00:00
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dataSet.AddField(vtkm::cont::Field(
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"cellvar", vtkm::cont::Field::Association::CELL_SET, "cells", cellFieldArray));
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2017-06-06 17:01:45 +00:00
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2015-11-16 19:21:07 +00:00
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return dataSet;
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}
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2018-02-21 19:57:41 +00:00
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} // vtkm_ut_mc_worklet namespace
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2015-11-16 19:21:07 +00:00
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2019-08-19 17:45:58 +00:00
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void TestContourUniformGrid()
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2015-11-16 19:21:07 +00:00
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{
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2019-08-18 01:10:57 +00:00
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std::cout << "Testing Contour worklet on a uniform grid" << std::endl;
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2015-11-16 19:21:07 +00:00
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2017-05-18 14:29:41 +00:00
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vtkm::Id3 dims(4, 4, 4);
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2018-02-21 19:57:41 +00:00
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vtkm::cont::DataSet dataSet = vtkm_ut_mc_worklet::MakeIsosurfaceTestDataSet(dims);
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2015-11-16 19:21:07 +00:00
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2016-01-14 19:01:05 +00:00
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vtkm::cont::CellSetStructured<3> cellSet;
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dataSet.GetCellSet().CopyTo(cellSet);
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2017-06-06 17:01:45 +00:00
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vtkm::cont::ArrayHandle<vtkm::Float32> pointFieldArray;
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dataSet.GetField("nodevar").GetData().CopyTo(pointFieldArray);
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2018-03-21 19:35:02 +00:00
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArray;
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2017-06-06 17:01:45 +00:00
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dataSet.GetField("cellvar").GetData().CopyTo(cellFieldArray);
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2015-11-16 19:21:07 +00:00
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2019-08-18 01:10:57 +00:00
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vtkm::worklet::Contour isosurfaceFilter;
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2016-07-21 20:54:33 +00:00
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isosurfaceFilter.SetMergeDuplicatePoints(false);
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2015-11-16 19:21:07 +00:00
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2017-03-14 12:56:44 +00:00
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vtkm::Float32 contourValue = 0.5f;
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2019-07-31 16:20:38 +00:00
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vtkm::cont::ArrayHandle<vtkm::Vec3f_32> verticesArray;
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vtkm::cont::ArrayHandle<vtkm::Vec3f_32> normalsArray;
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2015-11-16 19:21:07 +00:00
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vtkm::cont::ArrayHandle<vtkm::Float32> scalarsArray;
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2017-05-18 14:29:41 +00:00
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2017-06-06 17:01:45 +00:00
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auto result = isosurfaceFilter.Run(&contourValue,
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1,
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cellSet,
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dataSet.GetCoordinateSystem(),
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pointFieldArray,
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verticesArray,
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2018-08-30 15:53:18 +00:00
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normalsArray);
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2017-06-06 17:01:45 +00:00
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2018-08-30 15:53:18 +00:00
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scalarsArray = isosurfaceFilter.ProcessPointField(pointFieldArray);
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2017-06-06 17:01:45 +00:00
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2018-03-21 19:35:02 +00:00
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArrayOut;
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2018-08-30 15:53:18 +00:00
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cellFieldArrayOut = isosurfaceFilter.ProcessCellField(cellFieldArray);
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2015-11-16 19:21:07 +00:00
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std::cout << "vertices: ";
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vtkm::cont::printSummary_ArrayHandle(verticesArray, std::cout);
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std::cout << std::endl;
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std::cout << "normals: ";
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vtkm::cont::printSummary_ArrayHandle(normalsArray, std::cout);
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std::cout << std::endl;
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std::cout << "scalars: ";
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vtkm::cont::printSummary_ArrayHandle(scalarsArray, std::cout);
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std::cout << std::endl;
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2017-06-06 17:01:45 +00:00
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std::cout << "cell field: ";
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vtkm::cont::printSummary_ArrayHandle(cellFieldArrayOut, std::cout);
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std::cout << std::endl;
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2019-08-22 14:28:53 +00:00
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VTKM_TEST_ASSERT(result.GetNumberOfCells() == cellFieldArrayOut.GetNumberOfValues());
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2015-11-16 19:21:07 +00:00
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2019-08-22 14:28:53 +00:00
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VTKM_TEST_ASSERT(result.GetNumberOfCells() == 160);
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VTKM_TEST_ASSERT(verticesArray.GetNumberOfValues() == 480);
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2015-11-16 19:21:07 +00:00
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}
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2019-08-19 17:45:58 +00:00
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void TestContourExplicit()
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2015-11-16 19:21:07 +00:00
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{
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2019-08-18 01:10:57 +00:00
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std::cout << "Testing Contour worklet on explicit data" << std::endl;
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2015-11-16 19:21:07 +00:00
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2018-02-21 19:57:41 +00:00
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using DataSetGenerator = vtkm_ut_mc_worklet::MakeRadiantDataSet;
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2019-07-31 16:20:38 +00:00
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using Vec3Handle = vtkm::cont::ArrayHandle<vtkm::Vec3f_32>;
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2018-02-22 13:29:13 +00:00
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using DataHandle = vtkm::cont::ArrayHandle<vtkm::Float32>;
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2015-11-16 19:21:07 +00:00
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DataSetGenerator dataSetGenerator;
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vtkm::IdComponent Dimension = 10;
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vtkm::Float32 contourValue = vtkm::Float32(.45);
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2017-05-18 14:29:41 +00:00
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vtkm::cont::DataSet dataSet = dataSetGenerator.Make3DRadiantDataSet(Dimension);
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2015-11-16 19:21:07 +00:00
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2016-01-14 19:01:05 +00:00
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DataSetGenerator::CellSet cellSet;
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dataSet.GetCellSet().CopyTo(cellSet);
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2015-11-16 19:21:07 +00:00
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vtkm::cont::Field contourField = dataSet.GetField("distanceToOrigin");
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2016-01-14 19:01:05 +00:00
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DataSetGenerator::DataArrayHandle contourArray;
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contourField.GetData().CopyTo(contourArray);
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2015-11-16 19:21:07 +00:00
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Vec3Handle vertices;
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Vec3Handle normals;
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2019-08-19 17:45:58 +00:00
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vtkm::worklet::Contour Contour;
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Contour.SetMergeDuplicatePoints(false);
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2015-11-16 19:21:07 +00:00
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2019-08-19 17:45:58 +00:00
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auto result = Contour.Run(
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2018-08-30 15:53:18 +00:00
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&contourValue, 1, cellSet, dataSet.GetCoordinateSystem(), contourArray, vertices, normals);
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2015-11-16 19:21:07 +00:00
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DataHandle scalars;
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vtkm::cont::Field projectedField = dataSet.GetField("distanceToOther");
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2016-01-14 19:01:05 +00:00
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DataSetGenerator::DataArrayHandle projectedArray;
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projectedField.GetData().CopyTo(projectedArray);
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2015-11-16 19:21:07 +00:00
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2019-08-19 17:45:58 +00:00
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scalars = Contour.ProcessPointField(projectedArray);
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2017-06-06 17:01:45 +00:00
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2018-03-21 19:35:02 +00:00
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArray;
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2017-06-06 17:01:45 +00:00
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dataSet.GetField("cellvar").GetData().CopyTo(cellFieldArray);
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2018-03-21 19:35:02 +00:00
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArrayOut;
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2019-08-19 17:45:58 +00:00
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cellFieldArrayOut = Contour.ProcessCellField(cellFieldArray);
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2015-11-16 19:21:07 +00:00
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std::cout << "vertices: ";
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vtkm::cont::printSummary_ArrayHandle(vertices, std::cout);
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std::cout << std::endl;
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std::cout << "normals: ";
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vtkm::cont::printSummary_ArrayHandle(normals, std::cout);
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std::cout << std::endl;
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std::cout << "scalars: ";
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vtkm::cont::printSummary_ArrayHandle(scalars, std::cout);
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std::cout << std::endl;
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2017-06-06 17:01:45 +00:00
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std::cout << "cell field: ";
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vtkm::cont::printSummary_ArrayHandle(cellFieldArrayOut, std::cout);
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std::cout << std::endl;
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2015-11-16 19:21:07 +00:00
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2019-08-22 14:28:53 +00:00
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VTKM_TEST_ASSERT(result.GetNumberOfCells() == cellFieldArrayOut.GetNumberOfValues());
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VTKM_TEST_ASSERT(result.GetNumberOfCells() == 824);
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VTKM_TEST_ASSERT(test_equal(vertices.GetNumberOfValues(), 2472));
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VTKM_TEST_ASSERT(test_equal(normals.GetNumberOfValues(), 2472));
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VTKM_TEST_ASSERT(test_equal(scalars.GetNumberOfValues(), 2472));
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2015-11-16 19:21:07 +00:00
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}
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2019-08-19 19:36:28 +00:00
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void TestContourClipped()
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{
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std::cout << "Testing Contour worklet on a clipped uniform grid" << std::endl;
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vtkm::Id3 dims(4, 4, 4);
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vtkm::cont::DataSet dataSet = vtkm_ut_mc_worklet::MakeIsosurfaceTestDataSet(dims);
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2019-08-21 20:39:51 +00:00
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vtkm::Plane plane(vtkm::make_Vec(0.51, 0.51, 0.51), vtkm::make_Vec(1, 1, 1));
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2019-08-19 19:36:28 +00:00
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vtkm::filter::ClipWithImplicitFunction clip;
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clip.SetImplicitFunction(vtkm::cont::make_ImplicitFunctionHandle(plane));
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vtkm::cont::DataSet clipped = clip.Execute(dataSet);
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vtkm::cont::CellSetExplicit<> cellSet;
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clipped.GetCellSet().CopyTo(cellSet);
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vtkm::cont::ArrayHandle<vtkm::Float32> pointFieldArray;
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clipped.GetField("nodevar").GetData().CopyTo(pointFieldArray);
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArray;
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clipped.GetField("cellvar").GetData().CopyTo(cellFieldArray);
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vtkm::Float32 contourValue = 0.5f;
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vtkm::cont::ArrayHandle<vtkm::Vec3f_32> verticesArray;
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vtkm::cont::ArrayHandle<vtkm::Vec3f_32> normalsArray;
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vtkm::cont::ArrayHandle<vtkm::Float32> scalarsArray;
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vtkm::worklet::Contour isosurfaceFilter;
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isosurfaceFilter.SetMergeDuplicatePoints(false);
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auto result = isosurfaceFilter.Run(&contourValue,
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1,
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cellSet,
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2019-08-19 20:41:49 +00:00
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clipped.GetCoordinateSystem(),
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2019-08-19 19:36:28 +00:00
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pointFieldArray,
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verticesArray,
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normalsArray);
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scalarsArray = isosurfaceFilter.ProcessPointField(pointFieldArray);
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> cellFieldArrayOut;
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cellFieldArrayOut = isosurfaceFilter.ProcessCellField(cellFieldArray);
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std::cout << "vertices: ";
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vtkm::cont::printSummary_ArrayHandle(verticesArray, std::cout);
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std::cout << std::endl;
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std::cout << "normals: ";
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vtkm::cont::printSummary_ArrayHandle(normalsArray, std::cout);
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std::cout << std::endl;
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std::cout << "scalars: ";
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vtkm::cont::printSummary_ArrayHandle(scalarsArray, std::cout);
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std::cout << std::endl;
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std::cout << "cell field: ";
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vtkm::cont::printSummary_ArrayHandle(cellFieldArrayOut, std::cout);
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std::cout << std::endl;
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2019-08-22 14:28:53 +00:00
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VTKM_TEST_ASSERT(result.GetNumberOfCells() == cellFieldArrayOut.GetNumberOfValues());
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VTKM_TEST_ASSERT(result.GetNumberOfCells() == 170);
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VTKM_TEST_ASSERT(verticesArray.GetNumberOfValues() == 510);
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VTKM_TEST_ASSERT(normalsArray.GetNumberOfValues() == 510);
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VTKM_TEST_ASSERT(scalarsArray.GetNumberOfValues() == 510);
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2019-08-19 19:36:28 +00:00
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}
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2019-08-19 17:45:58 +00:00
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void TestContour()
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2018-03-21 19:35:02 +00:00
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{
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2019-08-19 17:45:58 +00:00
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TestContourUniformGrid();
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TestContourExplicit();
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2019-08-19 19:36:28 +00:00
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TestContourClipped();
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2018-03-21 19:35:02 +00:00
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}
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2019-08-19 17:45:58 +00:00
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int UnitTestContour(int argc, char* argv[])
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2015-11-16 19:21:07 +00:00
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{
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2019-08-19 17:45:58 +00:00
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return vtkm::cont::testing::Testing::Run(TestContour, argc, argv);
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2015-11-16 19:21:07 +00:00
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}
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