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85 lines
2.4 KiB
C++
85 lines
2.4 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkPixelExtentIO.h
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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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/**
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* @class vtkPixelExtentIO
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*
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* A small collection of I/O routines that can write vtkPixelExtent's
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* or collections of them to disk for visualization as unstructured
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* grids.
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*/
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#ifndef vtkPixelExtentIO_h
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#define vtkPixelExtentIO_h
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#include "vtkIOLegacyModule.h" // for export
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#include "vtkPixelExtent.h" // for pixel extent
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#include <deque> // for std::deque
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class vtkUnstructuredGrid;
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class VTKIOLEGACY_EXPORT vtkPixelExtentIO
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{
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public:
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/**
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* Writes deque of extents for each MPI rank to disk
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* as an unstructured grid. Each extent is converted to
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* a QUAD cell. Rank is encoded in a cell data array.
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* It's aassumed that the data is duplicated on all
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* ranks thus only rank 0 writes the data to disk.
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*/
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static
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void Write(
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int commRank,
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const char *fileName,
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const std::deque<std::deque<vtkPixelExtent> >&exts);
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/**
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* Writes an extent for each MPI rank to disk as an
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* unstructured grid. It's expected that the index into
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* the deque identifies the rank. Each extent is converted
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* to a QUAD cell. Rank is encoded in a cell data array.
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* It's aassumed that the data is duplicated on all
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* ranks thus only rank 0 writes the data to disk.
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*/
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static
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void Write(
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int commRank,
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const char *fileName,
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const std::deque<vtkPixelExtent> &exts);
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//@{
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/**
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* Write an extent per MPI rank to disk. All ranks
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* write. It's assumed that each rank passes a unique
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* filename.
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*/
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static
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void Write(
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int commRank,
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const char *fileName,
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const vtkPixelExtent &ext);
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};
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//@}
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/**
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* Insert the extent into an unstructured grid.
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*/
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VTKIOLEGACY_EXPORT
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vtkUnstructuredGrid &operator<<(vtkUnstructuredGrid &data, const vtkPixelExtent &ext);
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#endif
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// VTK-HeaderTest-Exclude: vtkPixelExtentIO.h
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