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Adding PointTransform filter and updating PointTranform worklet.

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This commit is contained in:
James 2018-06-14 12:23:22 -04:00
parent 429ad97052
commit 4bdb6baa1b
6 changed files with 441 additions and 2 deletions
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3
vtkm/filter/CMakeLists.txt
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@ -50,6 +50,7 @@ set(headers
NDHistogram.h
PointAverage.h
PointElevation.h
PointTransform.h
PolicyBase.h
PolicyDefault.h
Probe.h
@ -92,6 +93,7 @@ set(header_template_sources
NDHistogram.hxx
PointAverage.hxx
PointElevation.hxx
PointTransform.hxx
Probe.hxx
Streamline.hxx
SurfaceNormals.hxx
@ -111,4 +113,3 @@ add_subdirectory(internal)
#-----------------------------------------------------------------------------
add_subdirectory(testing)

86
vtkm/filter/PointTransform.h Normal file
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@ -0,0 +1,86 @@
//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//============================================================================
#ifndef vtk_m_filter_PointTransform_h
#define vtk_m_filter_PointTransform_h
#include <vtkm/filter/FilterField.h>
#include <vtkm/worklet/PointTransform.h>
namespace vtkm
{
namespace filter
{
/// \brief
///
/// Generate scalar field from a dataset.
template <typename S>
class PointTransform : public vtkm::filter::FilterField<PointTransform<S>>
{
public:
VTKM_CONT
PointTransform();
void SetTranslation(const S& tx, const S& ty, const S& tz);
void SetTranslation(const vtkm::Vec<S, 3>& v);
void SetRotation(const S& angleDegrees, const vtkm::Vec<S, 3>& axis);
void SetRotation(const S& angleDegrees, const S& rx, const S& ry, const S& rz);
void SetRotationX(const S& angleDegrees);
void SetRotationY(const S& angleDegrees);
void SetRotationZ(const S& angleDegrees);
void SetScale(const S& s);
void SetScale(const S& sx, const S& sy, const S& sz);
void SetScale(const vtkm::Vec<S, 3>& v);
void SetTransform(const vtkm::Matrix<S, 4, 4>& mtx);
template <typename T, typename StorageType, typename DerivedPolicy, typename DeviceAdapter>
VTKM_CONT vtkm::cont::DataSet DoExecute(const vtkm::cont::DataSet& input,
const vtkm::cont::ArrayHandle<T, StorageType>& field,
const vtkm::filter::FieldMetadata& fieldMeta,
const vtkm::filter::PolicyBase<DerivedPolicy>& policy,
const DeviceAdapter& tag);
private:
vtkm::worklet::PointTransform<S> Worklet;
};
template <typename S>
class FilterTraits<PointTransform<S>>
{
public:
//Point Elevation can only convert Float and Double Vec3 arrays
using InputFieldTypeList = vtkm::TypeListTagFieldVec3;
};
}
} // namespace vtkm::filter
#include <vtkm/filter/PointTransform.hxx>
#endif // vtk_m_filter_PointTransform_h

142
vtkm/filter/PointTransform.hxx Normal file
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@ -0,0 +1,142 @@
//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//============================================================================
#include <vtkm/filter/internal/CreateResult.h>
#include <vtkm/worklet/DispatcherMapField.h>
namespace vtkm
{
namespace filter
{
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT PointTransform<S>::PointTransform()
: Worklet()
{
this->SetOutputFieldName("transform");
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetTranslation(const S& tx, const S& ty, const S& tz)
{
this->Worklet.SetTranslation(tx, ty, tz);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetTranslation(const vtkm::Vec<S, 3>& v)
{
this->Worklet.SetTranslation(v);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetRotation(const S& angleDegrees,
const vtkm::Vec<S, 3>& axis)
{
this->Worklet.SetRotation(angleDegrees, axis);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetRotation(const S& angleDegrees,
const S& rx,
const S& ry,
const S& rz)
{
this->Worklet.SetRotation(angleDegrees, rx, ry, rz);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetRotationX(const S& angleDegrees)
{
this->Worklet.SetRotationX(angleDegrees);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetRotationY(const S& angleDegrees)
{
this->Worklet.SetRotationY(angleDegrees);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetRotationZ(const S& angleDegrees)
{
this->Worklet.SetRotationZ(angleDegrees);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetScale(const S& s)
{
this->Worklet.SetScale(s);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetScale(const S& sx, const S& sy, const S& sz)
{
this->Worklet.SetScale(sx, sy, sz);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetScale(const vtkm::Vec<S, 3>& v)
{
this->Worklet.SetScale(v);
}
//-----------------------------------------------------------------------------
template <typename S>
inline VTKM_CONT void PointTransform<S>::SetTransform(const vtkm::Matrix<S, 4, 4>& mtx)
{
this->Worklet.SetTransform(mtx);
}
//-----------------------------------------------------------------------------
template <typename S>
template <typename T, typename StorageType, typename DerivedPolicy, typename DeviceAdapter>
inline VTKM_CONT vtkm::cont::DataSet PointTransform<S>::DoExecute(
const vtkm::cont::DataSet& inDataSet,
const vtkm::cont::ArrayHandle<T, StorageType>& field,
const vtkm::filter::FieldMetadata& fieldMetadata,
const vtkm::filter::PolicyBase<DerivedPolicy>&,
const DeviceAdapter&)
{
vtkm::cont::ArrayHandle<T> outArray;
vtkm::worklet::DispatcherMapField<vtkm::worklet::PointTransform<S>, DeviceAdapter> dispatcher(
this->Worklet);
dispatcher.Invoke(field, outArray);
return internal::CreateResult(inDataSet,
outArray,
this->GetOutputFieldName(),
fieldMetadata.GetAssociation(),
fieldMetadata.GetCellSetName());
}
}
} // namespace vtkm::filter

1
vtkm/filter/testing/CMakeLists.txt
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@ -46,6 +46,7 @@ set(unit_tests
UnitTestNDHistogramFilter.cxx
UnitTestPointAverageFilter.cxx
UnitTestPointElevationFilter.cxx
UnitTestPointTransform.cxx
UnitTestProbe.cxx
UnitTestStreamlineFilter.cxx
UnitTestSurfaceNormalsFilter.cxx

209
vtkm/filter/testing/UnitTestPointTransform.cxx Normal file
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@ -0,0 +1,209 @@
//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//============================================================================
#include <vtkm/cont/testing/Testing.h>
#include <vtkm/filter/PointTransform.h>
#include <random>
#include <string>
#include <vector>
namespace
{
std::mt19937 randGenerator;
vtkm::cont::DataSet MakePointTransformTestDataSet()
{
vtkm::cont::DataSet dataSet;
std::vector<vtkm::Vec<vtkm::FloatDefault, 3>> coordinates;
const vtkm::Id dim = 5;
for (vtkm::Id j = 0; j < dim; ++j)
{
vtkm::FloatDefault z =
static_cast<vtkm::FloatDefault>(j) / static_cast<vtkm::FloatDefault>(dim - 1);
for (vtkm::Id i = 0; i < dim; ++i)
{
vtkm::FloatDefault x =
static_cast<vtkm::FloatDefault>(i) / static_cast<vtkm::FloatDefault>(dim - 1);
vtkm::FloatDefault y = (x * x + z * z) / 2.0f;
coordinates.push_back(vtkm::make_Vec(x, y, z));
}
}
vtkm::Id numCells = (dim - 1) * (dim - 1);
dataSet.AddCoordinateSystem(
vtkm::cont::make_CoordinateSystem("coordinates", coordinates, vtkm::CopyFlag::On));
vtkm::cont::CellSetExplicit<> cellSet("cells");
cellSet.PrepareToAddCells(numCells, numCells * 4);
for (vtkm::Id j = 0; j < dim - 1; ++j)
{
for (vtkm::Id i = 0; i < dim - 1; ++i)
{
cellSet.AddCell(vtkm::CELL_SHAPE_QUAD,
4,
vtkm::make_Vec<vtkm::Id>(
j * dim + i, j * dim + i + 1, (j + 1) * dim + i + 1, (j + 1) * dim + i));
}
}
cellSet.CompleteAddingCells(vtkm::Id(coordinates.size()));
dataSet.AddCellSet(cellSet);
return dataSet;
}
void ValidatePointTransform(const vtkm::cont::CoordinateSystem& coords,
const std::string fieldName,
const vtkm::cont::DataSet& result,
const vtkm::Matrix<vtkm::FloatDefault, 4, 4>& matrix)
{
//verify the result
VTKM_TEST_ASSERT(result.HasField(fieldName, vtkm::cont::Field::Association::POINTS),
"Output field missing.");
vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::FloatDefault, 3>> resultArrayHandle;
result.GetField(fieldName, vtkm::cont::Field::Association::POINTS)
.GetData()
.CopyTo(resultArrayHandle);
auto points = coords.GetData();
VTKM_TEST_ASSERT(points.GetNumberOfValues() == resultArrayHandle.GetNumberOfValues(),
"Incorrect number of points in point transform");
auto pointsPortal = points.GetPortalControl();
auto resultsPortal = resultArrayHandle.GetPortalControl();
for (vtkm::Id i = 0; i < points.GetNumberOfValues(); i++)
VTKM_TEST_ASSERT(
test_equal(resultsPortal.Get(i), vtkm::Transform3DPoint(matrix, pointsPortal.Get(i))),
"Wrong result for PointTransform worklet");
}
void TestPointTransformTranslation(const vtkm::cont::DataSet& ds,
const vtkm::Vec<vtkm::FloatDefault, 3>& trans)
{
vtkm::filter::PointTransform<vtkm::FloatDefault> filter;
filter.SetOutputFieldName("translation");
filter.SetUseCoordinateSystemAsField(true);
filter.SetTranslation(trans);
auto result = filter.Execute(ds);
ValidatePointTransform(
ds.GetCoordinateSystem(), "translation", result, Transform3DTranslate(trans));
}
void TestPointTransformScale(const vtkm::cont::DataSet& ds,
const vtkm::Vec<vtkm::FloatDefault, 3>& scale)
{
vtkm::filter::PointTransform<vtkm::FloatDefault> filter;
filter.SetOutputFieldName("scale");
filter.SetUseCoordinateSystemAsField(true);
filter.SetScale(scale);
auto result = filter.Execute(ds);
ValidatePointTransform(ds.GetCoordinateSystem(), "scale", result, Transform3DScale(scale));
}
void TestPointTransformRotation(const vtkm::cont::DataSet& ds,
const vtkm::FloatDefault& angle,
const vtkm::Vec<vtkm::FloatDefault, 3>& axis)
{
vtkm::filter::PointTransform<vtkm::FloatDefault> filter;
filter.SetOutputFieldName("rotation");
filter.SetUseCoordinateSystemAsField(true);
filter.SetRotation(angle, axis);
auto result = filter.Execute(ds);
ValidatePointTransform(
ds.GetCoordinateSystem(), "rotation", result, Transform3DRotate(angle, axis));
}
}
void TestPointTransform()
{
std::cout << "Testing PointTransform Worklet" << std::endl;
vtkm::cont::DataSet ds = MakePointTransformTestDataSet();
int N = 41;
//Test translation
TestPointTransformTranslation(ds, vtkm::Vec<vtkm::FloatDefault, 3>(0, 0, 0));
TestPointTransformTranslation(ds, vtkm::Vec<vtkm::FloatDefault, 3>(1, 1, 1));
TestPointTransformTranslation(ds, vtkm::Vec<vtkm::FloatDefault, 3>(-1, -1, -1));
std::uniform_real_distribution<vtkm::FloatDefault> transDist(-100, 100);
for (int i = 0; i < N; i++)
TestPointTransformTranslation(ds,
vtkm::Vec<vtkm::FloatDefault, 3>(transDist(randGenerator),
transDist(randGenerator),
transDist(randGenerator)));
//Test scaling
TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(1, 1, 1));
TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(.23f, .23f, .23f));
TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(1, 2, 3));
TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(3.23f, 9.23f, 4.23f));
std::uniform_real_distribution<vtkm::FloatDefault> scaleDist(0.0001f, 100);
for (int i = 0; i < N; i++)
{
TestPointTransformScale(ds, vtkm::Vec<vtkm::FloatDefault, 3>(scaleDist(randGenerator)));
TestPointTransformScale(ds,
vtkm::Vec<vtkm::FloatDefault, 3>(scaleDist(randGenerator),
scaleDist(randGenerator),
scaleDist(randGenerator)));
}
//Test rotation
std::vector<vtkm::FloatDefault> angles;
std::uniform_real_distribution<vtkm::FloatDefault> angleDist(0, 360);
for (int i = 0; i < N; i++)
angles.push_back(angleDist(randGenerator));
std::vector<vtkm::Vec<vtkm::FloatDefault, 3>> axes;
axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(1, 0, 0));
axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(0, 1, 0));
axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(0, 0, 1));
axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(1, 1, 1));
axes.push_back(-axes[0]);
axes.push_back(-axes[1]);
axes.push_back(-axes[2]);
axes.push_back(-axes[3]);
std::uniform_real_distribution<vtkm::FloatDefault> axisDist(-1, 1);
for (int i = 0; i < N; i++)
axes.push_back(vtkm::Vec<vtkm::FloatDefault, 3>(
axisDist(randGenerator), axisDist(randGenerator), axisDist(randGenerator)));
for (std::size_t i = 0; i < angles.size(); i++)
for (std::size_t j = 0; j < axes.size(); j++)
TestPointTransformRotation(ds, angles[i], axes[j]);
}
int UnitTestPointTransform(int, char* [])
{
return vtkm::cont::testing::Testing::Run(TestPointTransform);
}

2
vtkm/worklet/PointTransform.h
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@ -62,7 +62,7 @@ public:
}
template <typename S>
VTKM_CONT void SetRotationX(const S& angleDegrees, const S& rx, const S& ry, const S& rz)
VTKM_CONT void SetRotation(const S& angleDegrees, const S& rx, const S& ry, const S& rz)
{
SetRotation(angleDegrees, vtkm::Vec<S, 3>(rx, ry, rz));
}