68 lines
2.1 KiB
C++
68 lines
2.1 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 2014 Sandia Corporation.
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 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_exec_FunctorBase_h
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#define vtk_m_exec_FunctorBase_h
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#include <vtkm/Types.h>
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#include <vtkm/exec/internal/ErrorMessageBuffer.h>
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namespace vtkm {
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namespace exec {
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/// Base class for all functors invoked in the execution environment from a
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/// call to vtkm::cont::DeviceAdapterAlgorithm::Schedule. Subclasses must
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/// implement operator() const with an index argument.
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///
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/// This class contains a public method named RaiseError that can be called in
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/// the execution environment to signal a problem.
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///
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class FunctorBase
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{
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public:
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VTKM_EXEC_CONT_EXPORT
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FunctorBase(): ErrorMessage() { }
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VTKM_EXEC_EXPORT
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void RaiseError(const char *message) const
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{
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this->ErrorMessage.RaiseError(message);
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}
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/// Set the error message buffer so that running algorithms can report
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/// errors. This is supposed to be set by the dispatcher. This method may be
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/// replaced as the execution semantics change.
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///
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VTKM_CONT_EXPORT
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void SetErrorMessageBuffer(
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const vtkm::exec::internal::ErrorMessageBuffer &buffer)
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{
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this->ErrorMessage = buffer;
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}
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private:
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vtkm::exec::internal::ErrorMessageBuffer ErrorMessage;
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};
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}
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} // namespace vtkm::exec
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#endif //vtk_m_exec_FunctorBase_h
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