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VPICGlobal.cxx
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VPICGlobal.cxx
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#include "VPICGlobal.h"
#include "VPICDefinition.h"
#include <sys/types.h>
#include <vtksys/Directory.hxx>
#include <iostream>
#include <fstream>
#include <sstream>
#include <iomanip>
#include <algorithm>
#ifdef _WIN32
const static char * Slash = "\\";
#else
const static char * Slash = "/";
#endif
//////////////////////////////////////////////////////////////////////////////
//
// Global information for a VPIC run tells the problem size, location of
// data files relative to the global *.vpc file, and what variables in
// which order have been dumped to the data files
//
//////////////////////////////////////////////////////////////////////////////
VPICGlobal::VPICGlobal()
{
this->numberOfTimeSteps = 1;
}
VPICGlobal::~VPICGlobal()
{
delete [] this->fieldName;
delete [] this->fieldStructType;
delete [] this->fieldCompSize;
delete [] this->fieldBasicType;
delete [] this->fieldByteCount;
for (int s = 0; s < this->speciesCount; s++) {
delete [] this->speciesName[s];
delete [] this->speciesStructType[s];
delete [] this->speciesCompSize[s];
delete [] this->speciesBasicType[s];
delete [] this->speciesByteCount[s];
}
delete [] this->speciesName;
delete [] this->speciesStructType;
delete [] this->speciesCompSize;
delete [] this->speciesBasicType;
delete [] this->speciesByteCount;
delete [] this->variableName;
delete [] this->variableStruct;
delete [] this->variableType;
delete [] this->variableByteCount;
delete [] this->variableKind;
for (int var = 0; var < this->numberOfVariables; var++)
delete [] this->variableOffset[var];
delete [] this->variableOffset;
delete [] this->directoryName;
delete [] this->baseFileName;
}
//////////////////////////////////////////////////////////////////////////////
//
// Read the global information
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::readGlobal(const string& inFile)
{
this->globalFile = inFile;
ifstream inStr(this->globalFile.c_str());
if (!inStr) {
cerr << "Could not open the global .vpc file" << endl;
}
char inBuf[LINESIZE];
string keyword;
string rest;
float gridDelta, gridCVac, gridEps;
while (inStr.getline(inBuf, LINESIZE)) {
if (inBuf[0] != '#' && inStr.gcount() > 1) {
getKeyword(inBuf, keyword, rest);
istringstream line(rest.c_str());
// Header information
if (keyword == "VPIC_HEADER_VERSION")
line >> this->headerVersion;
else if (keyword == "DATA_HEADER_SIZE")
line >> this->headerSize;
// Parameters
else if (keyword == "GRID_DELTA_T")
line >> gridDelta;
else if (keyword == "GRID_CVAC")
line >> gridCVac;
else if (keyword == "GRID_EPS")
line >> gridEps;
// Physical extents
else if (keyword == "GRID_EXTENTS_X")
{
line >> this->physicalExtent[0] >> this->physicalExtent[1];
this->physicalOrigin[0] = this->physicalExtent[0];
}
else if (keyword == "GRID_EXTENTS_Y")
{
line >> this->physicalExtent[2] >> this->physicalExtent[3];
this->physicalOrigin[1] = this->physicalExtent[2];
}
else if (keyword == "GRID_EXTENTS_Z")
{
line >> this->physicalExtent[4] >> this->physicalExtent[5];
this->physicalOrigin[2] = this->physicalExtent[4];
}
// Physical steps
else if (keyword == "GRID_DELTA_X")
line >> this->physicalStep[0];
else if (keyword == "GRID_DELTA_Y")
line >> this->physicalStep[1];
else if (keyword == "GRID_DELTA_Z")
line >> this->physicalStep[2];
// Simulation topology
else if (keyword == "GRID_TOPOLOGY_X")
line >> this->layoutSize[0];
else if (keyword == "GRID_TOPOLOGY_Y")
line >> this->layoutSize[1];
else if (keyword == "GRID_TOPOLOGY_Z")
line >> this->layoutSize[2];
// Field variables
else if (keyword == "FIELD_DATA_DIRECTORY")
this->fieldDirectory = rest;
else if (keyword == "FIELD_DATA_BASE_FILENAME")
this->fieldBaseName = rest;
else if (keyword == "FIELD_DATA_VARIABLES") {
line >> this->fieldVarCount;
readFieldVariables(inStr);
}
// Species variables
else if (keyword == "NUM_OUTPUT_SPECIES") {
line >> this->speciesCount;
readSpeciesVariables(inStr);
}
}
}
}
//////////////////////////////////////////////////////////////////////////////
//
// Read the field variable information
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::readFieldVariables(ifstream& inStr)
{
char inBuf[LINESIZE];
string structType, basicType;
this->fieldName = new string[this->fieldVarCount];
this->fieldStructType = new int[this->fieldVarCount];
this->fieldCompSize = new int[this->fieldVarCount];
this->fieldBasicType = new int[this->fieldVarCount];
this->fieldByteCount = new int[this->fieldVarCount];
for (int i = 0; i < this->fieldVarCount; i++) {
inStr.getline(inBuf, LINESIZE);
// Variable name
string varLine(inBuf);
string::size_type lastPos = varLine.rfind('"');
this->fieldName[i] = varLine.substr(1, lastPos-1);
// Structure, number of components, type, number of bytes
string rest = varLine.substr(lastPos+1);
istringstream line(rest);
line >> structType;
line >> this->fieldCompSize[i];
if (structType == "SCALAR")
this->fieldStructType[i] = SCALAR;
else if (structType == "VECTOR")
this->fieldStructType[i] = VECTOR;
else if (structType == "TENSOR" && this->fieldCompSize[i] == 6)
this->fieldStructType[i] = TENSOR;
else if (structType == "TENSOR" && this->fieldCompSize[i] == 9)
this->fieldStructType[i] = TENSOR9;
else
cerr << "Error in structure type " << structType << endl;
line >> basicType;
line >> this->fieldByteCount[i];
if (basicType == "FLOATING_POINT")
this->fieldBasicType[i] = FLOAT;
else if (basicType == "INTEGER")
this->fieldBasicType[i] = INTEGER;
else
cerr << "Error in basic type " << basicType << endl;
}
}
//////////////////////////////////////////////////////////////////////////////
//
// Read the species variable information
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::readSpeciesVariables(ifstream& inStr)
{
char inBuf[LINESIZE];
string keyword, localrest;
string structType, basicType;
this->speciesDirectory = new string[this->speciesCount];
this->speciesBaseName = new string[this->speciesCount];
this->speciesVarCount = new int[this->speciesCount];
this->speciesName = new string*[this->speciesCount];
this->speciesStructType = new int*[this->speciesCount];
this->speciesCompSize = new int*[this->speciesCount];
this->speciesBasicType = new int*[this->speciesCount];
this->speciesByteCount = new int*[this->speciesCount];
int s = 0;
while (inStr.getline(inBuf, LINESIZE)) {
if (inBuf[0] != '#' && inStr.gcount() > 1) {
getKeyword(inBuf, keyword, localrest);
istringstream line(localrest.c_str());
if (keyword == "SPECIES_DATA_DIRECTORY")
this->speciesDirectory[s] = localrest;
else if (keyword == "SPECIES_DATA_BASE_FILENAME")
this->speciesBaseName[s] = localrest;
else if (keyword == "HYDRO_DATA_VARIABLES") {
line >> this->speciesVarCount[s];
this->speciesName[s] = new string[this->speciesVarCount[s]];
this->speciesStructType[s] = new int[this->speciesVarCount[s]];
this->speciesCompSize[s] = new int[this->speciesVarCount[s]];
this->speciesBasicType[s] = new int[this->speciesVarCount[s]];
this->speciesByteCount[s] = new int[this->speciesVarCount[s]];
for (int i = 0; i < this->speciesVarCount[s]; i++) {
inStr.getline(inBuf, LINESIZE);
// Variable name
string varLine(inBuf);
string::size_type lastPos = varLine.rfind('"');
//this->speciesName[s][i] = varLine.substr(1, lastPos-1);
this->speciesName[s][i] = varLine.substr(1, lastPos-1);
this->speciesName[s][i] += "(";
this->speciesName[s][i] += this->speciesBaseName[s];
this->speciesName[s][i] += ")";
// Structure, number of components, type, number of bytes
string llocalrest = varLine.substr(lastPos+1);
istringstream localline(llocalrest.c_str());
localline >> structType;
localline >> this->speciesCompSize[s][i];
if (structType == "SCALAR")
this->speciesStructType[s][i] = SCALAR;
else if (structType == "VECTOR")
this->speciesStructType[s][i] = VECTOR;
else if (structType == "TENSOR" && this->speciesCompSize[s][i] == 6)
this->speciesStructType[s][i] = TENSOR;
else if (structType == "TENSOR" && this->speciesCompSize[s][i] == 9)
this->speciesStructType[s][i] = TENSOR9;
else
cerr << "Error in structure type " << structType << endl;
localline >> basicType;
localline >> this->speciesByteCount[s][i];
if (basicType == "FLOATING_POINT")
this->speciesBasicType[s][i] = FLOAT;
else if (basicType == "INTEGER")
this->speciesBasicType[s][i] = INTEGER;
else
cerr << "Error in basic type " << basicType << endl;
}
s++;
}
}
}
}
/////////////////////////////////////////////////////////////////////////////
//
// Keywords start in position 0 and are delimited by white space
//
/////////////////////////////////////////////////////////////////////////////
void VPICGlobal::getKeyword(char* inBuf, string& keyword, string& rest)
{
string localline(inBuf);
string::size_type keyPos = localline.find(' ');
keyword = localline.substr(0, keyPos);
rest = localline.substr(keyPos + 1);
}
//////////////////////////////////////////////////////////////////////////////
//
// Build the subdirectory names for each dump and each type of data
// Locate enough information so that all part names can be built
//
// Each of those has a subdirectory per time step of the form "T.time"
// Each time step has files of the form "name.tttttt.pppp"
// where name is "fields", "ehydro", "Hhydro"
// where tttttt is zero filled integer time
// where pppp is zero filled simulation processor id
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::buildFileNames()
{
ostringstream tempStr;
// Get the number of data directories in this data directory
// Field directory plus a number of species directories
this->numberOfDirectories = this->speciesCount + 1;
this->directoryName = new string[this->numberOfDirectories];
this->baseFileName = new string[this->numberOfDirectories];
// From the full path name of the .vpc file find the directory name
string::size_type dirPos = this->globalFile.rfind(Slash);
if (dirPos == string::npos) {
cerr << "Bad input file name " << this->globalFile << endl;
exit(1);
}
string dirName = this->globalFile.substr(0, dirPos);
// Field directory information in first index position
tempStr << dirName << Slash << this->fieldDirectory << Slash;
this->directoryName[0] = tempStr.str();
this->baseFileName[0] = this->fieldBaseName;
// Species directory information follows
for (int s = 0; s < this->speciesCount; s++) {
tempStr.str("");
tempStr << dirName << Slash << this->speciesDirectory[s] << Slash;
this->directoryName[s+1] = tempStr.str();
this->baseFileName[s+1] = this->speciesBaseName[s];
}
// Get the dump subdirectory names which give the time steps
char dummy;
int dtime;
vtksys::Directory * dir = new vtksys::Directory();
unsigned long numFiles = 0;
if (dir->Load(this->directoryName[0].c_str()) != false) {
numFiles = dir->GetNumberOfFiles();
for(unsigned long i = 0; i < numFiles; i++) {
string fileName = dir->GetFile(i);
if (fileName[0] == 'T') {
istringstream timeStr(fileName);
timeStr >> dummy >> dummy >> dtime;
this->dumpTime.push_back(dtime);
}
}
}
dir->Clear();
// Names are T.time which is not 0 filled so we must sort
sort(this->dumpTime.begin(), this->dumpTime.end());
this->numberOfTimeSteps = static_cast<int>(this->dumpTime.size());
// Recompose the dump names using the sorted times
for (int dump = 0; dump < this->numberOfTimeSteps; dump++) {
tempStr.str("");
tempStr << "T." << this->dumpTime[dump];
this->dumpName.push_back(tempStr.str());
}
// Get actual data file to use as a template in forming the names
// Sort so that we can look at the first (processor 0) file
vector<string> fieldNames;
tempStr.str("");
tempStr << this->directoryName[0] << this->dumpName[0];
dirName = tempStr.str();
if (dir->Load(dirName.c_str()) != false) {
numFiles = dir->GetNumberOfFiles();
for(unsigned long i = 0; i < numFiles; i++) {
string fileName = dir->GetFile(i);
if (fileName.find(this->baseFileName[0]) != string::npos) {
fieldNames.push_back(fileName);
}
}
}
sort(fieldNames.begin(), fieldNames.end());
string localfieldName = fieldNames[0];
dir->Clear();
delete dir;
// Get the size of data per variable per part for calculating offsets
tempStr << Slash << localfieldName;
FILE* filePtr = fopen(tempStr.str().c_str(), "r");
this->header.readHeader(filePtr);
this->numberOfFiles = this->header.getTotalRank();
this->header.getGridSize(this->partSize);
fclose(filePtr);
// Use the template of the input file to determine the name format
// so that file names can be built knowing the time step and part
// Back up from end to get proc field size to first '.'
// Back up from that point to get the time field size
// fields.tttttt.pppp for instance
//
string::size_type ppos = localfieldName.rfind(".");
this->procFieldLen = static_cast<int>(localfieldName.size() - ppos - 1);
string::size_type tpos = localfieldName.rfind(".", ppos-1);
this->timeFieldLen = static_cast<int>(localfieldName.size() - tpos - this->procFieldLen - 2);
}
//////////////////////////////////////////////////////////////////////////////
//
// Simulation decomposition (arrangement of input files within the problem)
// is contained in VPICGlobal which gives the number of processors in each
// dimension which produced data. Assume first dimension varies the fastest
// and build the 3D table with the part id.
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::buildFileLayoutTable()
{
// Allocate the partition ID table with one entry for every file
this->layoutID = new int**[this->layoutSize[0]];
for (int i = 0; i < this->layoutSize[0]; i++) {
this->layoutID[i] = new int*[this->layoutSize[1]];
for (int j = 0; j < this->layoutSize[1]; j++)
this->layoutID[i][j] = new int[this->layoutSize[2]];
}
int id = 0;
for (int k = 0; k < this->layoutSize[2]; k++)
for (int j = 0; j < this->layoutSize[1]; j++)
for (int i = 0; i < this->layoutSize[0]; i++)
this->layoutID[i][j][k] = id++;
}
/////////////////////////////////////////////////////////////////////////////
//
// Initialize variables for the VPIC field and hydro grids
//
/////////////////////////////////////////////////////////////////////////////
void VPICGlobal::initializeVariables()
{
// Initialize the variables in this data set
int partGhostSize[DIMENSION];
this->header.getGhostSize(partGhostSize);
int blockSize = 1;
for (int dim = 0; dim < DIMENSION; dim++)
blockSize *= partGhostSize[dim];
// Total variables in fields and all species
this->numberOfVariables = this->fieldVarCount;
for (int s = 0; s < this->speciesCount; s++)
this->numberOfVariables += this->speciesVarCount[s];
// Allocate storage for variable descriptions
this->variableName = new string[this->numberOfVariables];
this->variableStruct = new int[this->numberOfVariables];
this->variableType = new int[this->numberOfVariables];
this->variableByteCount = new int[this->numberOfVariables];
this->variableKind = new int[this->numberOfVariables];
this->variableOffset = new long int*[this->numberOfVariables];
for (int var = 0; var < this->numberOfVariables; var++)
this->variableOffset[var] = new long int[TENSOR_DIMENSION];
// Offset to first data block is header size
long int offset = this->headerSize;
int varIndex = 0;
int fileIndex = 0;
for (int i = 0; i < this->fieldVarCount; i++) {
this->variableName[varIndex] = this->fieldName[i];
this->variableStruct[varIndex] = this->fieldStructType[i];
this->variableType[varIndex] = this->fieldBasicType[i];
this->variableByteCount[varIndex] = this->fieldByteCount[i];
this->variableKind[varIndex] = fileIndex;
for (int comp = 0; comp < this->fieldCompSize[i]; comp++) {
this->variableOffset[varIndex][comp] = offset;
offset += (blockSize * this->fieldByteCount[i]);
}
varIndex++;
}
fileIndex++;
// Species variables
for (int s = 0; s < this->speciesCount; s++) {
offset = this->headerSize;
for (int i = 0; i < this->speciesVarCount[s]; i++) {
this->variableName[varIndex] = this->speciesName[s][i];
this->variableStruct[varIndex] = this->speciesStructType[s][i];
this->variableType[varIndex] = this->speciesBasicType[s][i];
this->variableByteCount[varIndex] = this->speciesByteCount[s][i];
this->variableKind[varIndex] = fileIndex;
for (int comp = 0; comp < this->speciesCompSize[s][i]; comp++) {
this->variableOffset[varIndex][comp] = offset;
offset += (blockSize * this->speciesByteCount[s][i]);
}
varIndex++;
}
fileIndex++;
}
}
//////////////////////////////////////////////////////////////////////////////
//
// Search main directory for additional time step subdirectories
// If found increase number of time steps and add name and time to
// vectors so that they are available for use
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::addNewTimeSteps()
{
// Get the dump subdirectory names
char dummy;
int dtime;
vtksys::Directory * dir = new vtksys::Directory();
unsigned long numFiles = 0;
vector<int> newTime;
if (dir->Load(this->directoryName[0].c_str()) != false) {
numFiles = dir->GetNumberOfFiles();
for(unsigned long i = 0; i < numFiles; i++) {
string fileName = dir->GetFile(i);
if (fileName[0] == 'T') {
istringstream timeStr(fileName);
timeStr >> dummy >> dummy >> dtime;
newTime.push_back(dtime);
}
}
}
dir->Clear();
delete dir;
// If we have additional time subdirectories add to list of times and names
if (static_cast<int>(newTime.size()) > this->numberOfTimeSteps) {
this->dumpTime.clear();
this->dumpName.clear();
// Names are T.time which is not 0 filled so we must sort
sort(newTime.begin(), newTime.end());
this->numberOfTimeSteps = static_cast<int>(newTime.size());
// Recompose the dump names using the sorted times
for (int dump = 0; dump < this->numberOfTimeSteps; dump++) {
this->dumpTime.push_back(newTime[dump]);
ostringstream dname;
dname << "T." << this->dumpTime[dump];
this->dumpName.push_back(dname.str());
}
}
}
//////////////////////////////////////////////////////////////////////////////
//
// Print global information about the VPIC data
//
//////////////////////////////////////////////////////////////////////////////
void VPICGlobal::PrintSelf(ostream& os, int vpicNotUsed(indent))
{
os << endl;
os << "Header version:\t" << this->headerVersion << endl;
os << "Header size:\t" << this->headerSize << endl;
os << endl;
os << "Physical extent:\t"
<< "[" << this->physicalExtent[0] << ":" << this->physicalExtent[1] << "]"
<< "[" << this->physicalExtent[2] << ":" << this->physicalExtent[3] << "]"
<< "[" << this->physicalExtent[4] << ":" << this->physicalExtent[5] << "]"
<< endl;
os << "Physical delta:\t" << "["
<< this->physicalStep[0] << ","
<< this->physicalStep[1] << ","
<< this->physicalStep[2] << "]" << endl;
os << "Simulation topology:\t" << "["
<< this->layoutSize[0] << ","
<< this->layoutSize[1] << ","
<< this->layoutSize[2] << "]" << endl;
os << endl;
os << "Field directory: " << this->fieldDirectory << endl;
os << "Field base name: " << this->fieldBaseName << endl;
os << "Field variable count: " << this->fieldVarCount << endl;
for (int i = 0; i < this->fieldVarCount; i++) {
os << "\t" << left << setw(25) << this->fieldName[i];
if (this->fieldStructType[i] == SCALAR)
os << "\tSCALAR";
else if (this->fieldStructType[i] == VECTOR)
os << "\tVECTOR";
else if (this->fieldStructType[i] == TENSOR)
os << "\tTENSOR";
else if (this->fieldStructType[i] == TENSOR9)
os << "\tTENSOR9";
os << "\t" << this->fieldCompSize[i]
<< "\t" << this->fieldBasicType[i]
<< "\t" << this->fieldByteCount[i] << endl;
os << endl;
}
for (int s = 0; s < this->speciesCount; s++) {
os << "Species directory: " << this->speciesDirectory[s] << endl;
os << "Species base name: " << this->speciesBaseName[s] << endl;
os << "Species variable count: " << this->speciesVarCount[s] << endl;
for (int i = 0; i < this->speciesVarCount[s]; i++) {
os << "\t" << left << setw(25) << this->speciesName[s][i];
if (this->speciesStructType[s][i] == SCALAR)
os << "\tSCALAR";
else if (this->speciesStructType[s][i] == VECTOR)
os << "\tVECTOR";
else if (this->speciesStructType[s][i] == TENSOR)
os << "\tTENSOR";
else if (this->speciesStructType[s][i] == TENSOR9)
os << "\tTENSOR9";
os << "\t" << this->speciesCompSize[s][i]
<< "\t" << this->speciesBasicType[s][i]
<< "\t" << this->speciesByteCount[s][i] << endl;
}
}
os << endl;
}