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/*=========================================================================
Program: Visualization Toolkit
Module: vtkAMRFlashReaderInternal.hpp
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.
=========================================================================*/
/**
* @class vtkAMRFlashReaderInternal
* @brief Consists of the low-level Flash Reader used by the vtkAMRFlashReader.
*
* @sa
* vtkAMRFlashReader
*/
#ifndef vtkAMRFlashReaderInternal_h
#define vtkAMRFlashReaderInternal_h
#include <cassert>
#include <cstring>
#include <map>
#include <string>
#include <vector>
#include "vtkByteSwap.h"
#include "vtkCellData.h"
#include "vtkDataArray.h"
#include "vtkDataSet.h"
#include "vtkDoubleArray.h"
#include "vtkIntArray.h"
#include "vtkObject.h"
#include "vtkSetGet.h"
#define H5_USE_16_API
#include "vtk_hdf5.h"
//==============================================================================
// I N T E R N A L F L A S H R E A D E R
//==============================================================================
#define FLASH_READER_MAX_DIMS 3
#define FLASH_READER_LEAF_BLOCK 1
#define FLASH_READER_FLASH3_FFV8 8
#define FLASH_READER_FLASH3_FFV9 9
VTK_ABI_NAMESPACE_BEGIN
typedef struct tagFlashReaderIntegerScalar
{
char Name[20]; // name of the integer scalar
int Value; // value of the integer scalar
} FlashReaderIntegerScalar;
typedef struct tagFlashReaderDoubleScalar
{
char Name[20]; // name of the real scalar
double Value; // value of the real scalar
} FlashReaderDoubleScalar;
typedef struct tagFlashReaderSimulationParameters
{
int NumberOfBlocks; // number of all blocks
int NumberOfTimeSteps; // number of time steps
int NumberOfXDivisions; // number of divisions per block along x axis
int NumberOfYDivisions; // number of divisions per block along y axis
int NumberOfZDivisions; // number of divisions per block along z axis
double Time; // the time of this step
double TimeStep; // time interval
double RedShift;
} FlashReaderSimulationParameters;
typedef struct tagFlashReaderBlock
{
int Index; // Id of the block
int Level; // LOD level
int Type; // a leaf block?
int ParentId; // Id of the parent block
int ChildrenIds[8]; // Ids of the children blocks
int NeighborIds[6]; // Ids of the neighboring blocks
int ProcessorId; // Id of the processor
int MinGlobalDivisionIds[3]; // first (global) division index
int MaxGlobalDivisionIds[3]; // last (global) division index
double Center[3]; // center of the block
double MinBounds[3]; // lower left of the bounding box
double MaxBounds[3]; // upper right of the bounding box
} FlashReaderBlock;
typedef struct tagFlashReaderSimulationInformation
{
int FileFormatVersion;
char SetupCall[400];
char FileCreationTime[80];
char FlashVersion[80];
char BuildData[80];
char BuildDirectory[80];
char build_machine[80];
char CFlags[400];
char FFlags[400];
char SetupTimeStamp[80];
char BuildTimeStamp[80];
} FlashReaderSimulationInformation;
static std::string GetSeparatedParticleName(const std::string& variable)
{
std::string sepaName = variable;
if (sepaName.length() > 9 && sepaName.substr(0, 9) == "particle_")
{
sepaName = std::string("Particles/") + sepaName.substr(9);
}
else
{
sepaName = std::string("Particles/") + sepaName;
}
return sepaName;
}
// ----------------------------------------------------------------------------
// Class vtkFlashReaderInternal (begin)
// ----------------------------------------------------------------------------
class vtkFlashReaderInternal
{
public:
vtkFlashReaderInternal() { this->Init(); }
~vtkFlashReaderInternal() { this->Init(); }
int NumberOfBlocks; // number of ALL blocks
int NumberOfLevels; // number of levels
int FileFormatVersion; // version of file format
int NumberOfParticles; // number of particles
int NumberOfLeafBlocks; // number of leaf blocks
int NumberOfDimensions; // number of dimensions
int NumberOfProcessors; // number of processors
int HaveProcessorsInfo; // processor Ids available?
int BlockGridDimensions[3]; // number of grid points
int BlockCellDimensions[3]; // number of divisions
int NumberOfChildrenPerBlock; // number of children per block
int NumberOfNeighborsPerBlock; // number of neighbors per block
char* FileName; // Flash data file name
hid_t FileIndex; // file handle
double MinBounds[3]; // lower left of the bounding-box
double MaxBounds[3]; // upper right of the bounding box
FlashReaderSimulationParameters SimulationParameters; // CFD simulation
FlashReaderSimulationInformation SimulationInformation; // CFD simulation
// blocks
std::vector<FlashReaderBlock> Blocks;
std::vector<int> LeafBlocks;
std::vector<std::string> AttributeNames;
// particles
std::string ParticleName;
std::vector<hid_t> ParticleAttributeTypes;
std::vector<std::string> ParticleAttributeNames;
std::map<std::string, int> ParticleAttributeNamesToIds;
int GetCycle();
double GetTime();
void Init();
void SetFileName(VTK_FILEPATH char* fileName) { this->FileName = fileName; }
const char* GetParticleName(char* variableName)
{
static std::string particleName;
particleName = GetSeparatedParticleName(std::string(variableName));
return particleName.c_str();
}
void ReadMetaData();
void ReadProcessorIds();
void ReadDoubleScalars(hid_t fileIndx);
void ReadIntegerScalars(hid_t fileIndx);
void ReadVersionInformation(hid_t fileIndx);
void ReadSimulationParameters(hid_t fileIndx, bool bTmCycle = false); // time and cycle only
void GetBlockMinMaxGlobalDivisionIds();
void ReadBlockTypes();
void ReadBlockBounds();
void ReadBlockCenters();
void ReadBlockStructures();
void ReadRefinementLevels();
void ReadDataAttributeNames();
void ReadParticlesComponent(hid_t dataIndx, const char* compName, double* dataBuff);
void ReadParticleAttributes();
void ReadParticleAttributesFLASH3();
void GetBlockAttribute(const char* attribute, int blockIdx, vtkDataSet* pDataSet);
};
// ----------------------------------------------------------------------------
// Class vtkFlashReaderInternal ( end )
// ----------------------------------------------------------------------------
VTK_ABI_NAMESPACE_END
#endif /* vtkAMRFlashReaderInternal_h */
// VTK-HeaderTest-Exclude: vtkAMRFlashReaderInternal.h
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