58eb8f168d
And the basic type for a reduce by key worklet and its associated adapter. Right now the worklet only supports passing in keys. Values come next.
81 lines
2.8 KiB
C++
81 lines
2.8 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 Sandia Corporation.
|
|
// Copyright 2014 UT-Battelle, LLC.
|
|
// Copyright 2014 Los Alamos National Security.
|
|
//
|
|
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
|
|
// 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_worklet_DispatcherReduceByKey_h
|
|
#define vtk_m_worklet_DispatcherReduceByKey_h
|
|
|
|
#include <vtkm/cont/DeviceAdapter.h>
|
|
|
|
#include <vtkm/worklet/WorkletReduceByKey.h>
|
|
|
|
#include <vtkm/worklet/internal/DispatcherBase.h>
|
|
|
|
namespace vtkm {
|
|
namespace worklet {
|
|
|
|
/// \brief Dispatcher for worklets that inherit from \c WorkletReduceByKey.
|
|
///
|
|
template<typename WorkletType,
|
|
typename Device = VTKM_DEFAULT_DEVICE_ADAPTER_TAG>
|
|
class DispatcherReduceByKey
|
|
: public vtkm::worklet::internal::DispatcherBase<
|
|
DispatcherReduceByKey<WorkletType, Device>,
|
|
WorkletType,
|
|
vtkm::worklet::WorkletReduceByKey>
|
|
{
|
|
using Superclass =
|
|
vtkm::worklet::internal::DispatcherBase<
|
|
DispatcherReduceByKey<WorkletType, Device>,
|
|
WorkletType,
|
|
vtkm::worklet::WorkletReduceByKey>;
|
|
|
|
public:
|
|
VTKM_CONT
|
|
DispatcherReduceByKey(const WorkletType &worklet = WorkletType())
|
|
: Superclass(worklet)
|
|
{ }
|
|
|
|
template<typename Invocation>
|
|
void DoInvoke(const Invocation &invocation) const
|
|
{
|
|
// This is the type for the input domain
|
|
using InputDomainType = typename Invocation::InputDomainType;
|
|
|
|
// If you get a compile error on this line, then you have tried to use
|
|
// something other than vtkm::worklet::Keys as the input domain, which
|
|
// is illegal.
|
|
VTKM_STATIC_ASSERT_MSG(
|
|
(vtkm::cont::arg::TypeCheck<vtkm::cont::arg::TypeCheckTagKeys,InputDomainType>::value),
|
|
"Invalid input domain for WorkletReduceByKey.");
|
|
|
|
// We can pull the input domain parameter (the data specifying the input
|
|
// domain) from the invocation object.
|
|
const InputDomainType &inputDomain = invocation.GetInputDomain();
|
|
|
|
// Now that we have the input domain, we can extract the range of the
|
|
// scheduling and call BadicInvoke.
|
|
this->BasicInvoke(invocation, inputDomain.GetInputRange(), Device());
|
|
}
|
|
};
|
|
|
|
}
|
|
} // namespace vtkm::worklet
|
|
|
|
#endif //vtk_m_worklet_DispatcherReduceByKey_h
|