vtk-m2/vtkm/worklet/cosmotools/ComputeBins.h
Kenneth Moreland c3a3184d51 Update copyright for Sandia
Sandia National Laboratories recently changed management from the
Sandia Corporation to the National Technology & Engineering Solutions
of Sandia, LLC (NTESS). The copyright statements need to be updated
accordingly.
2017-09-20 15:33:44 -06:00

147 lines
5.4 KiB
C++

//============================================================================
// 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.
//============================================================================
// Copyright (c) 2016, Los Alamos National Security, LLC
// All rights reserved.
//
// Copyright 2016. Los Alamos National Security, LLC.
// This software was produced under U.S. Government contract DE-AC52-06NA25396
// for Los Alamos National Laboratory (LANL), which is operated by
// Los Alamos National Security, LLC for the U.S. Department of Energy.
// The U.S. Government has rights to use, reproduce, and distribute this
// software. NEITHER THE GOVERNMENT NOR LOS ALAMOS NATIONAL SECURITY, LLC
// MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR ASSUMES ANY LIABILITY FOR THE
// USE OF THIS SOFTWARE. If software is modified to produce derivative works,
// such modified software should be clearly marked, so as not to confuse it
// with the version available from LANL.
//
// Additionally, redistribution and use in source and binary forms, with or
// without modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// 3. Neither the name of Los Alamos National Security, LLC, Los Alamos
// National Laboratory, LANL, the U.S. Government, nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY LOS ALAMOS NATIONAL SECURITY, LLC AND
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
// BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL LOS ALAMOS
// NATIONAL SECURITY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//============================================================================
#ifndef vtkm_worklet_cosmotools_compute_bins__h
#define vtkm_worklet_cosmotools_compute_bins__h
#include <vtkm/worklet/WorkletMapField.h>
namespace vtkm
{
namespace worklet
{
namespace cosmotools
{
// Worklet for computing the bin id for every particle in domain
template <typename T>
class ComputeBins : public vtkm::worklet::WorkletMapField
{
public:
struct TagType : vtkm::ListTagBase<T>
{
};
typedef void ControlSignature(FieldIn<TagType> xLoc, // (input) x location in halo
FieldIn<TagType> yLoc, // (input) y location in halo
FieldIn<TagType> zLoc, // (input) z location in halo
FieldOut<IdType> binId); // (output) bin Id
typedef _4 ExecutionSignature(_1, _2, _3);
typedef _1 InputDomain;
T xMin, xMax, yMin, yMax, zMin, zMax;
vtkm::Id xNum, yNum, zNum;
// Constructor
VTKM_EXEC_CONT
ComputeBins(T XMin,
T XMax,
T YMin,
T YMax,
T ZMin,
T ZMax,
vtkm::Id XNum,
vtkm::Id YNum,
vtkm::Id ZNum)
: xMin(XMin)
, xMax(XMax)
, yMin(YMin)
, yMax(YMax)
, zMin(ZMin)
, zMax(ZMax)
, xNum(XNum)
, yNum(YNum)
, zNum(ZNum)
{
}
VTKM_EXEC
vtkm::Id operator()(const T& xLoc, const T& yLoc, const T& zLoc) const
{
vtkm::Id xbin = 0;
if (xNum > 1)
{
xbin = static_cast<vtkm::Id>((static_cast<T>(xNum) * (xLoc - xMin)) / (xMax - xMin));
if (xbin >= xNum)
xbin = xNum - 1;
}
vtkm::Id ybin = 0;
if (yNum > 1)
{
ybin = static_cast<vtkm::Id>((static_cast<T>(yNum) * (yLoc - yMin)) / (yMax - yMin));
if (ybin >= yNum)
ybin = yNum - 1;
}
vtkm::Id zbin = 0;
if (zNum > 1)
{
zbin = static_cast<vtkm::Id>((static_cast<T>(zNum) * (zLoc - zMin)) / (zMax - zMin));
if (zbin >= zNum)
zbin = zNum - 1;
}
return (xbin + ybin * xNum + zbin * xNum * yNum);
}
}; // ComputeBins
}
}
}
#endif