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/*=========================================================================
Program: Visualization Toolkit
Module: ADIOSVarInfo.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm 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.
=========================================================================*/
// .NAME ADIOSVarInfo - The utility class wrapping the ADIOS_VARINFO struct
#ifndef _ADIOSVarInfo_h
#define _ADIOSVarInfo_h
#include <string>
#include <vector>
#include <adios_read.h>
//----------------------------------------------------------------------------
namespace ADIOS
{
class VarInfo
{
public:
// Data structure used to hold block index mapping info
struct StepBlock
{
StepBlock() : Step(-1), Block(-1), BlockId(-1) {}
StepBlock(int s, int b, int i) : Step(s), Block(b), BlockId(i) { }
int Step;
int Block;
int BlockId;
};
public:
VarInfo(ADIOS_FILE *f, ADIOS_VARINFO *v);
virtual ~VarInfo(void);
void SetName(const std::string& name) { this->Name = name; }
const int& GetId() const;
const ADIOS_DATATYPES& GetType() const;
const std::string& GetName(void) const;
size_t GetNumSteps(void) const;
size_t GetNumBlocks(size_t step) const;
StepBlock* GetNewestBlockIndex(size_t step, size_t pid) const;
void GetDims(std::vector<size_t>& dims, size_t step, size_t pid) const;
protected:
int Id;
ADIOS_DATATYPES Type;
std::string Name;
size_t NumSteps;
size_t NumPids;
std::vector<std::vector<size_t> > Dims;
// This maps the absolute time step and process id to a file-local
// step and block id for reading
std::vector<StepBlock*> StepBlockIndex;
};
} // End namespace ADIOS
#endif // _ADIOSVarInfo_h
// VTK-HeaderTest-Exclude: ADIOSVarInfo.h
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