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/*****************************************************************************
*
* Copyright (c) 2000 - 2010, Lawrence Livermore National Security, LLC
* Produced at the Lawrence Livermore National Laboratory
* LLNL-CODE-400124
* All rights reserved.
*
* This file is part of VisIt. For details, see https://visit.llnl.gov/. The
* full copyright notice is contained in the file COPYRIGHT located at the root
* of the VisIt distribution or at http://www.llnl.gov/visit/copyright.html.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the disclaimer (as noted below) in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of the LLNS/LLNL nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL LAWRENCE LIVERMORE NATIONAL SECURITY,
* LLC, THE U.S. DEPARTMENT OF ENERGY OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
*****************************************************************************/
// ************************************************************************* //
// avtSASFileFormat.h //
// ************************************************************************* //
#ifndef AVT_SAS_FILE_FORMAT_H
#define AVT_SAS_FILE_FORMAT_H
#include <avtMTMDFileFormat.h>
#include <vector>
class vtkUnstructuredGrid;
struct AssemblyType;
struct Assembly
{
int iDomain;
vtkUnstructuredGrid *grid;
};
#include <boost/cstdint.hpp>
using boost::int64_t;
// ****************************************************************************
// Class: avtSASFileFormat
//
// Purpose:
// Reads in SAS files as a plugin to VisIt.
//
// Programmer: dbremer -- generated by xml2avt
// Creation: Wed Jul 18 12:38:36 PDT 2007
//
// Modifications:
// David Bremer, Sep 7, 2007
// Added GetCycles call. The data doesn't contain cycle metadata, but
// returning it here has the nice side effect of making the query over time
// and pick over time do the right thing by default.
//
// Hank Childs, Sun Oct 21 09:34:21 PDT 2007
// Change stdint.h to inttypes.h for portability on suns.
//
// ****************************************************************************
class avtSASFileFormat : public avtMTMDFileFormat
{
public:
avtSASFileFormat(const char *);
virtual ~avtSASFileFormat();
virtual void GetTimes(std::vector<double> &);
virtual void GetCycles(std::vector<int> &);
virtual int GetNTimesteps(void);
virtual const char *GetType(void) { return "SAS"; }
virtual void FreeUpResources(void);
virtual vtkDataSet *GetMesh(int, int, const char *);
virtual vtkDataArray *GetVar(int, int, const char *);
virtual vtkDataArray *GetVectorVar(int, int, const char *);
protected:
std::string geomFileName;
std::string dataFileName;
bool bDataFileIsMissing; // In this case, only draw the mesh
bool bSwapEndian;
int nAssemblyTypes;
AssemblyType *aAssemblyTypes;
int nAssemblys;
int64_t iAssemblyDiskLoc; //location of first assembly
std::vector<Assembly> aCachedAssemblies;
std::vector<double> aTimes;
int nChannels; //number of channels written into each timestep
int *aChannels; //array of tuples [global channel id, num elements, filepos of data]
int iTimeStepSize; //disk size of each timestep, in bytes
enum { NO_CHANNELS,
UNSORTED_CHANNELS,
SORTED_CHANNELS,
SEQUENTIAL_CHANNELS } eChannelOrder;
int iFirstChannel; //used only if eChannelOrder==SEQUENTIAL_CHANNELS
virtual void PopulateDatabaseMetaData(avtDatabaseMetaData *, int);
virtual void ReadAssemblyTypes();
virtual void ReadTimeStepData();
virtual bool FindChannel(int globalChannelID, int *length, int *fileoffset);
int ReadInt(int f);
void ReadDoubleArray(int f, double *array, int num);
std::string ReadFortranString(int f);
static void ByteSwap32(void *aVals, int nVals);
static void ByteSwap64(void *aVals, int nVals);
};
// ****************************************************************************
// Class: AssemblyType
//
// Purpose:
// Defines a mesh, or "assembly", which can be instanced several times
// within a dataset. Each assembly is composed of channels, which are
// stacks of wedge or hex cells along the z axis. Channels model the
// empty space between rods in a reactor core.
//
// Programmer: David Bremer
// Creation: Mon Jul 30 19:38:14 PDT 2007
//
// ****************************************************************************
struct AssemblyType
{
AssemblyType();
virtual ~AssemblyType();
int id; // Assembly type id
int nChannels;
int *aChannelIDs; // These are in a local space.
int nZVals;
double *aZVals; // z coords
int nUniquePts;
double *aUniquePts; // List of unique xy points
int *aChannelSizes; // Either 3 or 4. Num points in base of channel
int *aChannelPts; // Indices into aXYPts. 4 elements alloced for each channel.
};
#endif
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