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74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkSMPToolsInternal.h.in
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm 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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#include <algorithm> //for std::sort()
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namespace vtk
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{
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namespace detail
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{
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namespace smp
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{
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template <typename FunctorInternal>
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void vtkSMPTools_Impl_For(
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vtkIdType first, vtkIdType last, vtkIdType grain,
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FunctorInternal& fi)
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{
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vtkIdType n = last - first;
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if (!n)
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{
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return;
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}
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if (grain == 0 || grain >= n)
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{
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fi.Execute(first, last);
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}
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else
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{
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vtkIdType b = first;
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while (b < last)
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{
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vtkIdType e = b + grain;
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if (e > last)
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{
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e = last;
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}
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fi.Execute(b, e);
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b = e;
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}
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}
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}
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//--------------------------------------------------------------------------------
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template<typename RandomAccessIterator>
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void vtkSMPTools_Impl_Sort(RandomAccessIterator begin,
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RandomAccessIterator end)
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{
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std::sort(begin, end);
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}
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//--------------------------------------------------------------------------------
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template<typename RandomAccessIterator, typename Compare>
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void vtkSMPTools_Impl_Sort(RandomAccessIterator begin,
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RandomAccessIterator end,
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Compare comp)
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{
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std::sort(begin, end, comp);
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}
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}//namespace smp
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}//namespace detail
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}//namespace vtk
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