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root/group/trunk/OOPSE/libmdtools/InitializeFromFile.cpp
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Comparing trunk/OOPSE/libmdtools/InitializeFromFile.cpp (file contents):
Revision 417 by gezelter, Thu Mar 27 01:49:45 2003 UTC vs.
Revision 1129 by tim, Thu Apr 22 03:29:30 2004 UTC

# Line 1 | Line 1
1 + #define _FILE_OFFSET_BITS 64
2   #include <iostream>
3 < #include <cmath>
3 > #include <math.h>
4  
5   #include <stdio.h>
6   #include <stdlib.h>
# Line 10 | Line 11
11  
12   #include "ReadWrite.hpp"
13   #include "simError.h"
14 + #include "GenericData.hpp"
15  
16   #ifdef IS_MPI
17   #include <mpi.h>
16 – #include <mpi++.h>
18   #include "mpiSimulation.hpp"
19 < #define TAKE_THIS_TAG 0
19 > #define TAKE_THIS_TAG_CHAR 0
20 > #define TAKE_THIS_TAG_INT 1
21 >
22 > namespace initFile{
23 >  void nodeZeroError( void );
24 >  void anonymousNodeDie( void );
25 > }
26 >
27 > using namespace initFile;
28 >
29   #endif // is_mpi
30  
31 < InitializeFromFile :: InitializeFromFile( char *in_name ){
31 > InitializeFromFile::InitializeFromFile( char *in_name ){
32 >
33   #ifdef IS_MPI
34    if (worldRank == 0) {
35   #endif
# Line 30 | Line 41 | InitializeFromFile :: InitializeFromFile( char *in_nam
41      painCave.isFatal = 1;
42      simError();
43    }
44 <  
44 >
45    strcpy( c_in_name, in_name);
46   #ifdef IS_MPI
47    }
48 < strcpy( checkPointMsg, "Infile opened for reading successfully." );
48 >  else{
49 >          sprintf( c_in_name, "mpiNodeParser_%d", worldRank );
50 >  }
51 >  
52 >  strcpy( checkPointMsg, "Infile opened for reading successfully." );
53    MPIcheckPoint();
54   #endif
55 <  return;  
55 >  return;
56   }
57  
58 < InitializeFromFile :: ~InitializeFromFile( ){
58 > InitializeFromFile::~InitializeFromFile( ){
59   #ifdef IS_MPI
60    if (worldRank == 0) {
61   #endif
# Line 61 | Line 76 | InitializeFromFile :: ~InitializeFromFile( ){
76   }
77  
78  
79 < void InitializeFromFile :: read_xyz( SimInfo* the_entry_plug ){
79 > void InitializeFromFile :: readInit( SimInfo* the_simnfo ){
80  
81 <  int i, j, done, which_node, which_atom; // loop counter
81 >  int i, j;
82  
68 –  const int BUFFERSIZE = 2000; // size of the read buffer
69 –  int n_atoms; // the number of atoms
70 –  char read_buffer[BUFFERSIZE]; //the line buffer for reading
83   #ifdef IS_MPI
84 <  char send_buffer[BUFFERSIZE];
85 < #endif
84 >  int done, which_node, which_atom; // loop counter
85 > #endif //is_mpi
86  
87 <  char *eof_test; // ptr to see when we reach the end of the file
87 >  const int BUFFERSIZE = 2000; // size of the read buffer
88 >  int nTotObjs; // the number of atoms
89 >  char read_buffer[BUFFERSIZE]; //the line buffer for reading
90 >
91 >  char *eof_test; // ptr to see when we reach the end of the file
92    char *parseErr;
77 –  int procIndex;
93  
94 <  entry_plug = the_entry_plug;
94 >  vector<StuntDouble*> integrableObjects;
95  
96 +  simnfo = the_simnfo;
97  
98 +
99   #ifndef IS_MPI
100    eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
101    if( eof_test == NULL ){
# Line 89 | Line 106 | void InitializeFromFile :: read_xyz( SimInfo* the_entr
106      simError();
107    }
108  
109 <  n_atoms = atoi( read_buffer );
109 >  nTotObjs = atoi( read_buffer );
110  
111 <  Atom **atoms = entry_plug->atoms;
95 <  DirectionalAtom* dAtom;
96 <
97 <  if( n_atoms != entry_plug->n_atoms ){
111 >  if( nTotObjs != simnfo->getTotIntegrableObjects() ){
112      sprintf( painCave.errMsg,
113               "Initialize from File error. %s n_atoms, %d, "
114               "does not match the BASS file's n_atoms, %d.\n",
115 <             c_in_name, n_atoms, entry_plug->n_atoms );
115 >             c_in_name, nTotObjs, simnfo->getTotIntegrableObjects());
116      painCave.isFatal = 1;
117      simError();
118    }
119 <  
120 <  //read and toss the comment line
121 <  
119 >
120 >  //read the box mat from the comment line
121 >
122    eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
123    if(eof_test == NULL){
124      sprintf( painCave.errMsg,
# Line 113 | Line 127 | void InitializeFromFile :: read_xyz( SimInfo* the_entr
127      simError();
128    }
129  
130 <  for( i=0; i < n_atoms; i++){
131 <    
132 <    eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
133 <    if(eof_test == NULL){
134 <      sprintf(painCave.errMsg,
121 <              "error in reading file %s\n"
122 <              "natoms  = %d; index = %d\n"
123 <              "error reading the line from the file.\n",
124 <              c_in_name, n_atoms, i );
125 <      painCave.isFatal = 1;
126 <      simError();
127 <    }
128 <
129 <    
130 <    parseErr = parseDumpLine( read_buffer, i );
131 <    if( parseErr != NULL ){
132 <      strcpy( painCave.errMsg, parseErr );
133 <      painCave.isFatal = 1;
134 <      simError();
135 <    }    
130 >  parseErr = parseCommentLine( read_buffer, simnfo);
131 >  if( parseErr != NULL ){
132 >    strcpy( painCave.errMsg, parseErr );
133 >    painCave.isFatal = 1;
134 >    simError();
135    }
136  
137 +  //parse dump lines
138  
139 +  for( i=0; i < simnfo->n_mol; i++){
140 +
141 +    integrableObjects = (simnfo->molecules[i]).getIntegrableObjects();
142 +
143 +    for(j = 0; j < integrableObjects.size(); j++){
144 +
145 +      eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
146 +      if(eof_test == NULL){
147 +        sprintf(painCave.errMsg,
148 +              "error in reading file %s\n"
149 +              "natoms  = %d; index = %d\n"
150 +              "error reading the line from the file.\n",
151 +              c_in_name, nTotObjs, i );
152 +        painCave.isFatal = 1;
153 +        simError();
154 +      }
155 +      
156 +      parseErr = parseDumpLine( read_buffer, integrableObjects[j]);
157 +      if( parseErr != NULL ){
158 +        strcpy( painCave.errMsg, parseErr );
159 +        painCave.isFatal = 1;
160 +        simError();
161 +      }
162 +    }
163 +  }
164 +
165    // MPI Section of code..........
166   #else //IS_MPI
167  
168 <  MPI::Status istatus;
169 <  int *AtomToProcMap = mpiSim->getAtomToProcMap();
168 >  // first thing first, suspend fatalities.
169 >  painCave.isEventLoop = 1;
170  
171 +  int myStatus; // 1 = wakeup & success; 0 = error; -1 = AllDone
172 +  int haveError;
173 +
174 +  MPI_Status istatus;
175 +  int *MolToProcMap = mpiSim->getMolToProcMap();
176 +  int localIndex;
177 +  int nCurObj;
178 +  int nItems;
179 +
180 +  nTotObjs = simnfo->getTotIntegrableObjects();
181 +  haveError = 0;
182    if (worldRank == 0) {
183 +
184      eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
185      if( eof_test == NULL ){
186        sprintf( painCave.errMsg,
187 <               "Error reading 1st line of %d \n ",c_in_name);
188 <      painCave.isFatal = 1;
187 >               "Error reading 1st line of %s \n ",c_in_name);
188 >      haveError = 1;
189        simError();
190      }
191 <    
192 <    n_atoms = atoi( read_buffer );
193 <    
194 <    Atom **atoms = entry_plug->atoms;
157 <    DirectionalAtom* dAtom;
158 <
159 <    // Check to see that the number of atoms in the intial configuration file is the
191 >
192 >    nItems = atoi( read_buffer );
193 >
194 >    // Check to see that the number of integrable objects  in the intial configuration file is the
195      // same as declared in simBass.
196 <    
197 <    if( n_atoms != mpiSim->getTotAtoms() ){
196 >
197 >    if( nTotObjs != nItems){
198        sprintf( painCave.errMsg,
199                 "Initialize from File error. %s n_atoms, %d, "
200                 "does not match the BASS file's n_atoms, %d.\n",
201 <               c_in_name, n_atoms, entry_plug->n_atoms );
202 <      painCave.isFatal = 1;
201 >               c_in_name, nTotObjs, simnfo->getTotIntegrableObjects());
202 >      haveError= 1;
203        simError();
204      }
205 <    
206 <    //read and toss the comment line
207 <    
205 >
206 >    //read the boxMat from the comment line
207 >
208      eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
209      if(eof_test == NULL){
210        sprintf( painCave.errMsg,
211                 "error in reading commment in %s\n", c_in_name);
212 <      painCave.isFatal = 1;
212 >      haveError = 1;
213        simError();
214      }
180 –  
215  
216 <    for (i=0 ; i < mpiSim->getTotAtoms(); i++) {
217 <      
218 <      eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
219 <      if(eof_test == NULL){
220 <        sprintf(painCave.errMsg,
221 <                "error in reading file %s\n"
222 <                "natoms  = %d; index = %d\n"
223 <                "error reading the line from the file.\n",
224 <                c_in_name, n_atoms, i );
225 <        painCave.isFatal = 1;
226 <        simError();
216 >    //Every single processor will parse the comment line by itself
217 >    //By using this way, we might lose some efficiency, but if we want to add
218 >    //more parameters into comment line, we only need to modify function
219 >    //parseCommentLine
220 >
221 >    MPI_Bcast(read_buffer, BUFFERSIZE, MPI_CHAR, 0, MPI_COMM_WORLD);
222 >
223 >    parseErr = parseCommentLine( read_buffer, simnfo);
224 >
225 >    if( parseErr != NULL ){
226 >      strcpy( painCave.errMsg, parseErr );
227 >      haveError = 1;
228 >      simError();
229 >    }
230 >
231 >    for (i=0 ; i < mpiSim->getTotNmol(); i++) {
232 >      which_node = MolToProcMap[i];
233 >      if(which_node == 0){
234 >       //molecules belong to master node
235 >
236 >      localIndex = mpiSim->getGlobalToLocalMol(i);
237 >
238 >      if(localIndex == -1) {
239 >        strcpy(painCave.errMsg, "Molecule not found on node 0!");
240 >        haveError = 1;
241 >        simError();
242        }
243 <    
244 <      // Get the Node number which wants this atom:
245 <      which_node = AtomToProcMap[i];    
246 <      if (which_node == mpiSim->getMyNode()) {
247 <        parseErr = parseDumpLine( read_buffer, i );
248 <        if( parseErr != NULL ){
249 <          strcpy( painCave.errMsg, parseErr );
250 <          painCave.isFatal = 1;
251 <          simError();
252 <        }    
253 <      } else {
254 <        MPI::COMM_WORLD.Send(read_buffer, BUFFERSIZE, MPI_CHAR, which_node,
255 <                             TAKE_THIS_TAG);
256 <        MPI::COMM_WORLD.Send(&i, 1, MPI_INT, which_node, TAKE_THIS_TAG);
243 >
244 >       integrableObjects = (simnfo->molecules[localIndex]).getIntegrableObjects();
245 >       for(j=0; j < integrableObjects.size(); j++){
246 >        
247 >          eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
248 >          if(eof_test == NULL){
249 >                sprintf(painCave.errMsg,
250 >                    "error in reading file %s\n"
251 >                    "natoms  = %d; index = %d\n"
252 >                    "error reading the line from the file.\n",
253 >                    c_in_name, nTotObjs, i );
254 >                haveError= 1;
255 >                simError();
256 >          }
257 >          
258 >          if(haveError) nodeZeroError();
259 >
260 >          parseDumpLine(read_buffer, integrableObjects[j]);
261 >          
262 >       }
263 >
264 >
265        }
266 <    }
267 <    sprintf(read_buffer, "GAMEOVER");
211 <    for (j = 0; j < mpiSim->getNumberProcessors(); j++) {      
212 <      MPI::COMM_WORLD.Send(read_buffer, BUFFERSIZE, MPI_CHAR, j,
213 <                           TAKE_THIS_TAG);
214 <    }
266 >      else{
267 >      //molecule belongs to slave nodes
268  
269 <  } else {
269 >        MPI_Recv(&nCurObj, 1, MPI_INT, which_node,
270 >               TAKE_THIS_TAG_INT, MPI_COMM_WORLD, &istatus);
271 >      
272 >       for(j=0; j < integrableObjects.size(); j++){
273 >        
274 >          eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
275 >          if(eof_test == NULL){
276 >                sprintf(painCave.errMsg,
277 >                    "error in reading file %s\n"
278 >                    "natoms  = %d; index = %d\n"
279 >                    "error reading the line from the file.\n",
280 >                    c_in_name, nTotObjs, i );
281 >                haveError= 1;
282 >                simError();
283 >          }
284 >          
285 >          if(haveError) nodeZeroError();
286  
287 <    done = 0;
288 <    while (!done) {
289 <      MPI::COMM_WORLD.Recv(read_buffer, BUFFERSIZE, MPI_CHAR, 0,
290 <                           TAKE_THIS_TAG, istatus);
291 <      if (strcmp(read_buffer, "GAMEOVER")) {
223 <        done = 1;
224 <        continue;
225 <      } else {
226 <        MPI::COMM_WORLD.Recv(&which_atom, 1, MPI_INT, 0,
227 <                             TAKE_THIS_TAG, istatus);
228 <        parseErr = parseDumpLine( read_buffer, which_atom );
229 <        if( parseErr != NULL ){
230 <          strcpy( painCave.errMsg, parseErr );
231 <          painCave.isFatal = 1;
232 <          simError();
233 <        }
287 >            MPI_Send(read_buffer, BUFFERSIZE, MPI_CHAR, which_node,
288 >                      TAKE_THIS_TAG_CHAR, MPI_COMM_WORLD);
289 >          
290 >       }
291 >
292        }
293 +      
294      }
295 +    
296    }
297 <        
298 < #endif
239 < }
297 >  else{
298 >  //actions taken at slave nodes
299  
300 < char* InitializeFromFile::parseDumpLine(char* readLine, int atomIndex){
300 >    MPI_Bcast(read_buffer, BUFFERSIZE, MPI_CHAR, 0, MPI_COMM_WORLD);
301  
302 <  char *foo; // the pointer to the current string token
302 >    parseErr = parseCommentLine( read_buffer, simnfo);
303 >
304 >    if( parseErr != NULL ){
305 >      strcpy( painCave.errMsg, parseErr );
306 >      haveError = 1;
307 >      simError();
308 >    }
309    
310 <  double rx, ry, rz; // position place holders
311 <  double vx, vy, vz; // velocity placeholders
312 <  double q[4]; // the quaternions
313 <  double jx, jy, jz; // angular velocity placeholders;
314 <  double qSqr, qLength; // needed to normalize the quaternion vector.
315 <  
316 <  Atom **atoms = entry_plug->atoms;
252 <  DirectionalAtom* dAtom;
253 <  
254 <  int n_atoms;
310 >    for (i=0 ; i < mpiSim->getTotNmol(); i++) {
311 >      which_node = MolToProcMap[i];
312 >      
313 >      if(which_node == worldRank){
314 >      //molecule with global index i belongs to this processor
315 >      
316 >        localIndex = mpiSim->getGlobalToLocalMol(i);
317  
318 < #ifdef IS_MPI
319 <  n_atoms = mpiSim->getTotAtoms();
320 < #else
321 <  n_atoms = entry_plug->n_atoms;
322 < #endif // is_mpi
318 >        if(localIndex == -1) {
319 >          sprintf(painCave.errMsg, "Molecule not found on node %d\n", worldRank);
320 >          haveError = 1;
321 >          simError();
322 >        }
323  
324 +        integrableObjects = (simnfo->molecules[localIndex]).getIntegrableObjects();        
325  
326 <  // set the string tokenizer
327 <  
328 <  foo = strtok(readLine, " ,;\t");
329 <  
330 <  // check the atom name to the current atom
331 <  
332 <  if( strcmp( foo, atoms[atomIndex]->getType() ) ){
326 >        nCurObj = integrableObjects.size();
327 >        
328 >        MPI_Send(&nCurObj, 1, MPI_INT, 0,
329 >                        TAKE_THIS_TAG_INT, MPI_COMM_WORLD);
330 >
331 >        for(j = 0; j < integrableObjects.size(); j++){
332 >
333 >          MPI_Recv(read_buffer, BUFFERSIZE, MPI_CHAR, 0,
334 >                              TAKE_THIS_TAG_CHAR, MPI_COMM_WORLD, &istatus);
335 >
336 >          parseErr = parseDumpLine(read_buffer, integrableObjects[j]);
337 >
338 >          if( parseErr != NULL ){
339 >                strcpy( painCave.errMsg, parseErr );
340 >                simError();
341 >          }
342 >
343 >        }
344 >          
345 >      }
346 >      
347 >    }
348 >
349 >  }
350 > #endif
351 > }
352 >
353 > char* InitializeFromFile::parseDumpLine(char* readLine, StuntDouble* sd){
354 >
355 >  char *foo; // the pointer to the current string token
356 >
357 >  double pos[3]; // position place holders
358 >  double vel[3]; // velocity placeholders
359 >  double q[4]; // the quaternions
360 >  double ji[3]; // angular velocity placeholders;
361 >  double qSqr, qLength; // needed to normalize the quaternion vector.
362 >
363 >
364 >  // set the string tokenizer
365 >
366 >  foo = strtok(readLine, " ,;\t");
367 >
368 >  // check the atom name to the current atom
369 >
370 >  if( strcmp( foo, sd->getType() ) ){
371      sprintf( painCave.errMsg,
372 <             "Initialize from file error. Atom %s at index %d "
272 <             "in file %s does not"
372 >             "Initialize from file error.  Does not"
373               " match the BASS atom %s.\n",
374 <             foo, atomIndex, c_in_name, atoms[atomIndex]->getType() );
374 >             sd->getType() );
375      return strdup( painCave.errMsg );
376    }
377 <    
377 >
378    // get the positions
379  
380    foo = strtok(NULL, " ,;\t");
381    if(foo == NULL){
382      sprintf( painCave.errMsg,
383 <             "error in reading postition x from %s\n"
384 <             "natoms  = %d, index = %d\n",
285 <             c_in_name, n_atoms, atomIndex );
383 >             "error in reading postition x from %s\n",
384 >             c_in_name);
385      return strdup( painCave.errMsg );
386    }
387 <  rx = atof( foo );
388 <  
387 >  pos[0] = atof( foo );
388 >
389    foo = strtok(NULL, " ,;\t");
390    if(foo == NULL){
391      sprintf( painCave.errMsg,
392 <             "error in reading postition y from %s\n"
393 <             "natoms  = %d, index = %d\n",
295 <             c_in_name, n_atoms, atomIndex );
392 >             "error in reading postition y from %s\n",
393 >             c_in_name);
394      return strdup( painCave.errMsg );
395    }
396 <  ry = atof( foo );
397 <    
396 >  pos[1] = atof( foo );
397 >
398    foo = strtok(NULL, " ,;\t");
399    if(foo == NULL){
400      sprintf( painCave.errMsg,
401 <             "error in reading postition z from %s\n"
402 <             "natoms  = %d, index = %d\n",
305 <             c_in_name, n_atoms, atomIndex );
401 >             "error in reading postition z from %s\n",
402 >             c_in_name);
403      return strdup( painCave.errMsg );
404    }
405 <  rz = atof( foo );    
405 >  pos[2] = atof( foo );
406  
407  
408    // get the velocities
# Line 313 | Line 410 | char* InitializeFromFile::parseDumpLine(char* readLine
410    foo = strtok(NULL, " ,;\t");
411    if(foo == NULL){
412      sprintf( painCave.errMsg,
413 <             "error in reading velocity x from %s\n"
414 <             "natoms  = %d, index = %d\n",
318 <             c_in_name, n_atoms, atomIndex );
413 >             "error in reading velocity x from %s\n",
414 >             c_in_name );
415      return strdup( painCave.errMsg );
416    }
417 <  vx = atof( foo );
418 <    
417 >  vel[0] = atof( foo );
418 >
419    foo = strtok(NULL, " ,;\t");
420    if(foo == NULL){
421      sprintf( painCave.errMsg,
422 <             "error in reading velocity y from %s\n"
423 <             "natoms  = %d, index = %d\n",
328 <             c_in_name, n_atoms, atomIndex );
422 >             "error in reading velocity x from %s\n",
423 >             c_in_name );
424      return strdup( painCave.errMsg );
425    }
426 <  vy = atof( foo );
427 <    
426 >  vel[1] = atof( foo );
427 >
428    foo = strtok(NULL, " ,;\t");
429    if(foo == NULL){
430      sprintf( painCave.errMsg,
431 <             "error in reading velocity z from %s\n"
432 <             "natoms  = %d, index = %d\n",
338 <             c_in_name, n_atoms, atomIndex );
431 >             "error in reading velocity x from %s\n",
432 >             c_in_name );
433      return strdup( painCave.errMsg );
434    }
435 <  vz = atof( foo );
436 <    
437 <    
435 >  vel[2] = atof( foo );
436 >
437 >
438 >  // add the positions and velocities to the atom
439 >
440 >  sd->setPos( pos );
441 >  sd->setVel( vel );
442 >
443 >  if (!sd->isDirectional())
444 >    return NULL;
445 >
446    // get the quaternions
447 <    
448 <  if( atoms[atomIndex]->isDirectional() ){
449 <      
447 >
448 >  if( sd->isDirectional() ){
449 >
450      foo = strtok(NULL, " ,;\t");
451      if(foo == NULL){
452 <      sprintf(painCave.errMsg,
453 <              "error in reading quaternion 0 from %s\n"
454 <              "natoms  = %d, index = %d\n",
353 <              c_in_name, n_atoms, atomIndex );
452 >      sprintf( painCave.errMsg,
453 >                     "error in reading velocity x from %s\n",
454 >                      c_in_name );
455        return strdup( painCave.errMsg );
456      }
457      q[0] = atof( foo );
458 <      
458 >
459      foo = strtok(NULL, " ,;\t");
460      if(foo == NULL){
461        sprintf( painCave.errMsg,
462 <               "error in reading quaternion 1 from %s\n"
463 <               "natoms  = %d, index = %d\n",
363 <               c_in_name, n_atoms, atomIndex );
462 >                     "error in reading velocity x from %s\n",
463 >                      c_in_name );
464        return strdup( painCave.errMsg );
465      }
466      q[1] = atof( foo );
467 <      
467 >
468      foo = strtok(NULL, " ,;\t");
469      if(foo == NULL){
470        sprintf( painCave.errMsg,
471 <               "error in reading quaternion 2 from %s\n"
472 <               "natoms  = %d, index = %d\n",
373 <               c_in_name, n_atoms, atomIndex );
471 >                     "error in reading velocity x from %s\n",
472 >                      c_in_name );
473        return strdup( painCave.errMsg );
474      }
475      q[2] = atof( foo );
476 <      
476 >
477      foo = strtok(NULL, " ,;\t");
478      if(foo == NULL){
479        sprintf( painCave.errMsg,
480 <               "error in reading quaternion 3 from %s\n"
481 <               "natoms  = %d, index = %d\n",
383 <               c_in_name, n_atoms, atomIndex );
480 >                     "error in reading velocity x from %s\n",
481 >                      c_in_name );
482        return strdup( painCave.errMsg );
483      }
484      q[3] = atof( foo );
485 <      
485 >
486      // get the angular velocities
487 <      
487 >
488      foo = strtok(NULL, " ,;\t");
489      if(foo == NULL){
490        sprintf( painCave.errMsg,
491 <               "error in reading angular momentum jx from %s\n"
492 <               "natoms  = %d, index = %d\n",
395 <               c_in_name, n_atoms, atomIndex );
491 >                     "error in reading velocity x from %s\n",
492 >                      c_in_name );
493        return strdup( painCave.errMsg );
494      }
495 <    jx = atof( foo );
496 <      
495 >    ji[0] = atof( foo );
496 >
497      foo = strtok(NULL, " ,;\t");
498      if(foo == NULL){
499        sprintf( painCave.errMsg,
500 <               "error in reading angular momentum jy from %s\n"
501 <               "natoms  = %d, index = %d\n",
405 <               c_in_name, n_atoms, atomIndex );
500 >                     "error in reading velocity x from %s\n",
501 >                      c_in_name );
502        return strdup( painCave.errMsg );
503      }
504 <    jy = atof(foo );
505 <      
504 >    ji[1] = atof(foo );
505 >
506      foo = strtok(NULL, " ,;\t");
507      if(foo == NULL){
508        sprintf( painCave.errMsg,
509 <               "error in reading angular momentum jz from %s\n"
510 <               "natoms  = %d, index = %d\n",
415 <               c_in_name, n_atoms, atomIndex );
509 >                     "error in reading velocity x from %s\n",
510 >                      c_in_name );
511        return strdup( painCave.errMsg );
512      }
513 <    jz = atof( foo );
419 <      
420 <    dAtom = ( DirectionalAtom* )atoms[atomIndex];
513 >    ji[2] = atof( foo );
514  
515 +
516      // check that the quaternion vector is normalized
517  
518      qSqr = (q[0] * q[0]) + (q[1] * q[1]) + (q[2] * q[2]) + (q[3] * q[3]);
519 <      
519 >
520      qLength = sqrt( qSqr );
521      q[0] = q[0] / qLength;
522      q[1] = q[1] / qLength;
523      q[2] = q[2] / qLength;
524      q[3] = q[3] / qLength;
431 –      
432 –    dAtom->setQ( q );
433 –      
434 –    // add the angular velocities
525  
526 <    dAtom->setJx( jx );
527 <    dAtom->setJy( jy );
528 <    dAtom->setJz( jz );
526 >    // add quaternion and angular velocities
527 >
528 >    sd->setQ( q );
529 >    sd->setJ( ji );
530    }
531 +
532 +
533 +
534 +  return NULL;
535 + }
536 +
537 +
538 + char* InitializeFromFile::parseCommentLine(char* readLine, SimInfo* entry_plug){
539 +
540 +  double currTime;
541 +  double boxMat[9];
542 +  double theBoxMat3[3][3];
543 +  double chi;
544 +  double integralOfChidt;
545 +  double eta[9];
546 +
547 +  char *foo; // the pointer to the current string token
548 +
549 +  // set the string tokenizer
550 +
551 +  foo = strtok(readLine, " ,;\t");
552 +  // set the timeToken.
553 +
554 +  if(foo == NULL){
555 +    sprintf( painCave.errMsg,
556 +             "error in reading Time from %s\n",
557 +             c_in_name );
558 +    return strdup( painCave.errMsg );
559 +  }
560 +
561 +  currTime = atof( foo );
562 +  entry_plug->setTime( currTime );
563 +
564 +  //get H-Matrix
565 +
566 +  for(int i = 0 ; i < 9; i++){
567 +    foo = strtok(NULL, " ,;\t");
568 +    if(foo == NULL){
569 +      sprintf( painCave.errMsg,
570 +               "error in reading H[%d] from %s\n", i, c_in_name );
571 +      return strdup( painCave.errMsg );
572 +    }
573 +    boxMat[i] = atof( foo );
574 +  }
575 +
576 +  for(int i=0;i<3;i++)
577 +    for(int j=0;j<3;j++) theBoxMat3[i][j] = boxMat[3*j+i];
578 +
579 +  //set H-Matrix
580 +  entry_plug->setBoxM( theBoxMat3 );
581 +
582 +  //get chi and integralOfChidt, they should appear by pair
583 +
584 +  if( entry_plug->useInitXSstate ){
585 +    foo = strtok(NULL, " ,;\t\n");
586 +    if(foo != NULL){
587 +      chi = atof(foo);
588 +      
589 +      foo = strtok(NULL, " ,;\t\n");
590 +      if(foo == NULL){
591 +        sprintf( painCave.errMsg,
592 +                 "chi and integralOfChidt should appear by pair in %s\n", c_in_name );
593 +        return strdup( painCave.errMsg );
594 +      }
595 +      integralOfChidt = atof( foo );
596 +      
597 +      //push chi and integralOfChidt into SimInfo::properties which can be
598 +      //retrieved by integrator later
599 +      DoubleData* chiValue = new DoubleData();
600 +      chiValue->setID(CHIVALUE_ID);
601 +      chiValue->setData(chi);
602 +      entry_plug->addProperty(chiValue);
603 +      
604 +      DoubleData* integralOfChidtValue = new DoubleData();
605 +      integralOfChidtValue->setID(INTEGRALOFCHIDT_ID);
606 +      integralOfChidtValue->setData(integralOfChidt);
607 +      entry_plug->addProperty(integralOfChidtValue);
608 +      
609 +    }
610 +    else
611 +      return NULL;
612      
613 <  // add the positions and velocities to the atom
613 >    //get eta
614 >    foo = strtok(NULL, " ,;\t\n");
615 >    if(foo != NULL ){
616 >  
617 >      for(int i = 0 ; i < 9; i++){
618 >        
619 >        if(foo == NULL){
620 >          sprintf( painCave.errMsg,
621 >                   "error in reading eta[%d] from %s\n", i, c_in_name );
622 >          return strdup( painCave.errMsg );
623 >        }
624 >        eta[i] = atof( foo );
625 >        foo = strtok(NULL, " ,;\t\n");
626 >      }
627 >    }
628 >    else
629 >      return NULL;
630      
631 <  atoms[atomIndex]->setX( rx );
632 <  atoms[atomIndex]->setY( ry );
445 <  atoms[atomIndex]->setZ( rz );
631 >    //push eta into SimInfo::properties which can be
632 >    //retrieved by integrator later
633      
634 <  atoms[atomIndex]->set_vx( vx );
635 <  atoms[atomIndex]->set_vy( vy );
636 <  atoms[atomIndex]->set_vz( vz );
634 >    DoubleArrayData* etaValue = new DoubleArrayData();
635 >    etaValue->setID(ETAVALUE_ID);
636 >    etaValue->setData(eta, 9);
637 >    entry_plug->addProperty(etaValue);
638 >  }
639  
640    return NULL;
641   }
642 +
643 + #ifdef IS_MPI
644 +
645 + // a couple of functions to let us escape the read loop
646 +
647 + void initFile::nodeZeroError( void ){
648 +  int j, myStatus;
649 +
650 +  myStatus = 0;
651 +  for (j = 0; j < mpiSim->getNumberProcessors(); j++) {
652 +    MPI_Send( &myStatus, 1, MPI_INT, j,
653 +              TAKE_THIS_TAG_INT, MPI_COMM_WORLD);
654 +  }
655 +
656 +
657 +  MPI_Finalize();
658 +  exit (0);
659 +
660 + }
661 +
662 + void initFile::anonymousNodeDie( void ){
663 +
664 +  MPI_Finalize();
665 +  exit (0);
666 + }
667 +
668 + #endif //is_mpi

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