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#include <cstdlib> |
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#include <cstdio> |
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#include <cstring> |
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#include <cmath> |
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#include <iostream> |
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#include <string> |
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#include <map> |
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#include <fstream> |
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|
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#include "simError.h" |
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#include "Globals.hpp" |
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#include "SimInfo.hpp" |
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#include "SimSetup.hpp" |
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#include "simpleBuilderCmd.hpp" |
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#include "StringUtils.hpp" |
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#include "LatticeFactory.hpp" |
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|
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using namespace std; |
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|
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|
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int main( int argc, char* argv[]){ |
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|
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gengetopt_args_info args_info; |
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string latticeType; |
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string inputFileName; |
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string outPrefix; |
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string outMdFileName; |
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string outInitFileName; |
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SimInfo* oldInfo; |
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SimInfo* newInfo; |
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SimSetup* oldSimSetup; |
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SimSetup* newSimSetup; |
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BaseLattice* simpleLat; |
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int numMol; |
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double latticeConstant; |
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double mass; |
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double density; |
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int nx, ny, nz; |
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double Hmat[3][3]; |
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MoLocator *locator; |
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double* posX; |
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double* posY; |
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double* posZ; |
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int numMolPerCell; |
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int curMolIndex; |
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DumpWriter* writer; |
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|
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// parse command line arguments |
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|
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if (cmdline_parser (argc, argv, &args_info) != 0) |
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exit(1) ; |
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|
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if(!args_info.density_given && !args_info.ndensity_given){ |
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cerr << "density or number density must be given" << endl; |
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return false; |
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} |
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|
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latticeType = UpperCase(args_info.latticetype_arg); |
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if(!LatticeFactory::getInstance()->hasLatticeCreator(latticeType)){ |
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cerr << latticeType << " is an invalid lattice type" << endl; |
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cerr << LatticeFactory::getInstance()->oString << endl; |
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exit(1); |
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} |
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|
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nx = args_info.nx_args; |
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if(nx <= 0){ |
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cerr << "The number of unit cell in h direction must be greater than 0" << endl; |
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exit(1); |
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} |
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|
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nx = args_info.nx_args; |
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if(nx <= 0){ |
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cerr << "The number of unit cell in l direction must be greater than 0" << endl; |
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exit(1); |
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} |
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|
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nx = args_info.nx_args; |
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if(nx <= 0){ |
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cerr << "The number of unit cell in k direction must be greater than 0" << endl; |
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exit(1); |
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} |
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|
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//get input file name |
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if (args_info.inputs_num) { |
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inputFileName = args_info.inputs[0]; |
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cerr << in_name << "\n"; } |
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else { |
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cerr <<"You must specify a input file name.\n" << endl; |
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cmdline_parser_print_help(); |
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exit(1); |
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} |
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|
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//determine the output file names |
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|
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if (args_info.output_given){ |
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outPrefix = args_info.output_arg; |
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} |
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else |
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outPrefix = getPrefix(inputFileName.c_str()) + "_" + latticeType; |
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|
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outMdFileName = outPrefix + ".md"; |
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outInitFileName = outPrefix + ".in"; |
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|
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//parse md file and set up the system |
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oldInfo = new SimInfo; |
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if(oldInfo == NULL){ |
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cerr << "error in creating SimInfo" << endl; |
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exit(1); |
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} |
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|
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oldSimSetup = new SimSetup(oldInfo); |
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if(oldSimSetup == NULL){ |
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cerr << "error in creating SimSetup" << endl; |
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exit(1); |
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} |
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|
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oldSimSetup->setSimInfo(oldInfo ); |
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oldSimSetup->parseFile(&inputFileName[0] ); |
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oldSimSetup->createSim(); |
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|
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|
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if(oldInfo->nComponets >=2){ |
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cerr << "can not build the system with more than two components" << endl; |
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exit(1); |
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} |
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|
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//creat lattice |
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simpleLat = LatticeFactory::getInstance() ->createLattice(latticeType); |
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if(simpleLat == NULL){ |
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cerr << "Error in creating lattice" << endl; |
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exit(1); |
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} |
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|
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|
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numMolPerCell = simpleLat->getNpoints(); |
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//calculate lattice constant |
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latticeConstant = pow(numMolPerCell * mass /density, 1.0/3.0); |
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|
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//set lattice constant |
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simpleLat->setLatticeConstant(latticeConstant); |
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|
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//calculate the total |
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numMol = args_info.nx_arg * args_info.ny_arg * args_info.nz_arg * numMolPerCell; |
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|
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//fill Hmat |
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Hmat[0][0] = nx * latticeConstant; |
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Hmat[0][1] = 0.0; |
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Hmat[0][2] = 0.0; |
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|
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Hmat[1][0] = ny * latticeConstant; |
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Hmat[1][1] = 0.0; |
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Hmat[1][2] = 0.0; |
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|
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Hmat[2][0] = nz * latticeConstant; |
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Hmat[2][1] = 0.0; |
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Hmat[2][2] = 0.0; |
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|
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//creat new .md file on fly |
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createMdFile(inputFileName, outMdFileName, numMol); |
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|
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//parse new .md file and set up the system |
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newInfo = new SimInfo; |
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if(newInfo == NULL){ |
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cerr << "error in creating SimInfo" << endl; |
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exit(1); |
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} |
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|
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newSimSetup = new SimSetup(newInfo); |
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if(newSimSetup == NULL){ |
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cerr << "error in creating SimSetup" << endl; |
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exit(1); |
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} |
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|
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newSimSetup->setSimInfo(newInfo ); |
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newSimSetup->parseFile(&outMdFileName[0] ); |
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newSimSetup->createSim(); |
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|
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//set Hamt |
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newInfo->setBoxM(Hmat); |
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|
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//allocat memory for storing pos, vel and etc |
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newInfo.getConfiguration()->createArrays(newInfo.n_atoms); |
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for (int i = 0; i < newInfo.n_atoms; i++) |
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newInfo.atoms[i]->setCoords(); |
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|
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//creat Molocator |
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locator = new MoLocator(newInfo->compStamps[0]); |
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|
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//allocate memory for posX, posY, posZ |
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|
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posX = new doule[numMolPerCell]; |
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if(posX == NULL){ |
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cerr << "memory allocation error" << endl; |
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exit(1); |
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} |
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|
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posY = new doule[numMolPerCell]; |
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if(posX == NULL){ |
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cerr << "memory allocation error" << endl; |
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exit(1); |
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} |
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|
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posZ = new doule[numMolPerCell]; |
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if(posX == NULL){ |
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cerr << "memory allocation error" << endl; |
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exit(1); |
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} |
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|
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//place the molecules |
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|
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curMolIndex = 0; |
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for(int i =0; i < nx; i++){ |
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for(int j=0; j < ny; j++){ |
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for(int k = 0; k < nz; k++){ |
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|
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simpleLat->getLatticePoints(&posX, &posY, &posZ, i, j, k); |
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|
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for(int l = 0; l < numMolPerCell; l++) |
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locator->placeMol(posX[l], posY[l], posZ[l], newInfo->molecules[curMolIndex++]); |
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} |
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} |
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} |
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|
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//create dumpwriter and write out the coordinates |
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writer = new DumpWriter( newInfo ); |
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if(writer == NULL){ |
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cerr << "error in creating DumpWriter" << endl; |
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exit(1); |
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} |
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writer->writeFinal(); |
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|
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|
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//delete objects |
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if(!oldInfo) |
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delete oldInfo; |
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|
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if(!oldSimSetup) |
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delete oldSimSetup; |
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|
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if(!newInfo) |
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delete newInfo; |
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|
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if(!newSimSetup) |
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delete newSimSetup; |
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|
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if (posX) |
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delete[] posX; |
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|
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if (posY) |
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delete[] posY; |
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|
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if (posZ) |
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delete[] posZ; |
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|
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if (writer != NULL) |
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delete writer; |
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return 0; |
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} |
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|
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void createMdFile(const string& oldMdFileName, const string& newMdFileName, int numMol){ |
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ifstream oldMdFile; |
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ofstream newMdFile; |
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const int MAXLEN = 65535; |
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char buffer[MAXLEN]; |
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|
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|
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//create new .md file based on old .md file |
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oldMdFile.open(oldMdFileName.c_str()) |
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newMdFile.open(newMdFileName); |
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|
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oldMdFile.getline(buffer, MAXLEN); |
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while(!oldMdFile.eof()){ |
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|
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if(line.find("nMol") < line.size()) |
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sprintf(buffer, "nMol = %s;", numMol); |
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else |
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newMdFile << buffer << endl; |
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|
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oldMdFile.getline(buffer, MAXLEN); |
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} |
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|
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oldMdFile.close(); |
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newMdFile.close(); |
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|
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} |
