mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
c4970604fa
Adding compute function to compute local and global bounds for datasets and multiblocks alike.
84 lines
2.9 KiB
C++
84 lines
2.9 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 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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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-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#include <vtkm/cont/BoundsGlobalCompute.h>
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#include <vtkm/cont/BoundsCompute.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/FieldRangeGlobalCompute.h>
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#include <vtkm/cont/MultiBlock.h>
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#include <numeric> // for std::accumulate
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namespace vtkm
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{
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namespace cont
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{
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namespace detail
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{
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VTKM_CONT
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vtkm::Bounds MergeBoundsGlobal(const vtkm::Bounds& local)
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{
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vtkm::cont::ArrayHandle<vtkm::Range> ranges;
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ranges.Allocate(3);
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ranges.GetPortalControl().Set(0, local.X);
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ranges.GetPortalControl().Set(1, local.Y);
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ranges.GetPortalControl().Set(2, local.Z);
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ranges = vtkm::cont::detail::MergeRangesGlobal(ranges);
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auto portal = ranges.GetPortalConstControl();
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return vtkm::Bounds(portal.Get(0), portal.Get(1), portal.Get(2));
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}
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}
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//-----------------------------------------------------------------------------
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VTKM_CONT
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vtkm::Bounds BoundsGlobalCompute(const vtkm::cont::DataSet& dataset,
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vtkm::Id coordinate_system_index)
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{
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return detail::MergeBoundsGlobal(vtkm::cont::BoundsCompute(dataset, coordinate_system_index));
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}
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//-----------------------------------------------------------------------------
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VTKM_CONT
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vtkm::Bounds BoundsGlobalCompute(const vtkm::cont::MultiBlock& multiblock,
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vtkm::Id coordinate_system_index)
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{
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return detail::MergeBoundsGlobal(vtkm::cont::BoundsCompute(multiblock, coordinate_system_index));
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}
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//-----------------------------------------------------------------------------
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VTKM_CONT
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vtkm::Bounds BoundsGlobalCompute(const vtkm::cont::DataSet& dataset, const std::string& name)
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{
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return detail::MergeBoundsGlobal(vtkm::cont::BoundsCompute(dataset, name));
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}
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//-----------------------------------------------------------------------------
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VTKM_CONT
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vtkm::Bounds BoundsGlobalCompute(const vtkm::cont::MultiBlock& multiblock, const std::string& name)
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{
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return detail::MergeBoundsGlobal(vtkm::cont::BoundsCompute(multiblock, name));
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}
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}
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}
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