mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 10:35:42 +00:00
2d518b1f24
Move ArrayPortalUniformPointCoordinates to the vtkm::internal namespace since it is going to be actively used in both control and execution environments. Replace usage of extent with simple dimensions. We have decided that there is not a lot of value in supporting extent in VTK-m.
109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//
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// Copyright 2015 Sandia Corporation.
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// Copyright 2015 UT-Battelle, LLC.
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// Copyright 2015 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_internal_ArrayPortalUniformPointCoordinates_h
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#define vtk_m_internal_ArrayPortalUniformPointCoordinates_h
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#include <vtkm/Types.h>
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namespace vtkm {
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namespace internal {
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/// \brief An implicit array port that computes point coordinates for a uniform grid.
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///
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class ArrayPortalUniformPointCoordinates
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{
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public:
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typedef vtkm::Vec<vtkm::FloatDefault,3> ValueType;
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VTKM_EXEC_CONT_EXPORT
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ArrayPortalUniformPointCoordinates() : NumberOfValues(0) { }
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VTKM_EXEC_CONT_EXPORT
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ArrayPortalUniformPointCoordinates(vtkm::Id3 dimensions,
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ValueType origin,
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ValueType spacing)
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: Dimensions(dimensions),
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NumberOfValues(dimensions[0]*dimensions[1]*dimensions[2]),
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Origin(origin),
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Spacing(spacing)
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{ }
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VTKM_EXEC_CONT_EXPORT
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ArrayPortalUniformPointCoordinates(
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const ArrayPortalUniformPointCoordinates &src)
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: Dimensions(src.Dimensions),
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NumberOfValues(src.NumberOfValues),
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Origin(src.Origin),
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Spacing(src.Spacing)
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{ }
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VTKM_EXEC_CONT_EXPORT
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ArrayPortalUniformPointCoordinates &
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operator=(const ArrayPortalUniformPointCoordinates &src)
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{
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this->Dimensions = src.Dimensions;
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this->NumberOfValues = src.NumberOfValues;
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this->Origin = src.Origin;
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this->Spacing = src.Spacing;
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return *this;
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}
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VTKM_EXEC_CONT_EXPORT
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vtkm::Id GetNumberOfValues() const { return this->NumberOfValues; }
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VTKM_EXEC_CONT_EXPORT
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ValueType Get(vtkm::Id index) const {
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return this->Get(
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vtkm::Id3(index%this->Dimensions[0],
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(index/this->Dimensions[0])%this->Dimensions[1],
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index/(this->Dimensions[0]*this->Dimensions[1])));
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}
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VTKM_EXEC_CONT_EXPORT
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vtkm::Id3 GetRange3() const { return this->Dimensions; }
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VTKM_EXEC_CONT_EXPORT
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ValueType Get(vtkm::Id3 index) const {
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return ValueType(this->Origin[0] + this->Spacing[0] * static_cast<vtkm::FloatDefault>(index[0]),
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this->Origin[1] + this->Spacing[1] * static_cast<vtkm::FloatDefault>(index[1]),
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this->Origin[2] + this->Spacing[2] * static_cast<vtkm::FloatDefault>(index[2]));
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}
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VTKM_EXEC_CONT_EXPORT
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const vtkm::Id3 &GetDimensions() const { return this->Dimensions; }
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VTKM_EXEC_CONT_EXPORT
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const ValueType &GetOrigin() const { return this->Origin; }
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VTKM_EXEC_CONT_EXPORT
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const ValueType &GetSpacing() const { return this->Spacing; }
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private:
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vtkm::Id3 Dimensions;
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vtkm::Id NumberOfValues;
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ValueType Origin;
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ValueType Spacing;
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};
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}
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} // namespace vtkm::internal
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#endif //vtk_m_internal_ArrayPortalUniformPointCoordinates_h
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