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root/group/trunk/OOPSE/libmdtools/InitializeFromFile.cpp
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Comparing trunk/OOPSE/libmdtools/InitializeFromFile.cpp (file contents):
Revision 378 by mmeineke, Fri Mar 21 17:42:12 2003 UTC vs.
Revision 1113 by tim, Thu Apr 15 16:18:26 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>
18   #include "mpiSimulation.hpp"
19 + #define TAKE_THIS_TAG_CHAR 0
20 + #define TAKE_THIS_TAG_INT 1
21  
22 < #define TAKE_THIS_TAG 0
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 29 | 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 60 | Line 76 | void InitializeFromFile :: read_xyz( SimInfo* the_entr
76   }
77  
78  
79 < void InitializeFromFile :: read_xyz( SimInfo* the_entry_plug ){
79 > void InitializeFromFile :: readInit( SimInfo* the_simnfo ){
80  
81 <  int i; // loop counter
81 >  int i, j;
82  
67 –  const int BUFFERSIZE = 2000; // size of the read buffer
68 –  int n_atoms; // the number of atoms
69 –  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;
76 –  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 88 | 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;
94 <  DirectionalAtom* dAtom;
95 <
96 <  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 112 | 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,
120 <              "error in reading file %s\n"
121 <              "natoms  = %d; index = %d\n"
122 <              "error reading the line from the file.\n",
123 <              c_in_name, n_atoms, i );
124 <      painCave.isFatal = 1;
125 <      simError();
126 <    }
127 <
128 <    
129 <    parseErr = parseDumpLine( read_buffer, i );
130 <    if( parseErr != NULL ){
131 <      strcpy( painCave.errMsg, parseErr );
132 <      painCave.isFatal = 1;
133 <      simError();
134 <    }    
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 <  int masterIndex;
169 <  int nodeAtomsStart;
143 <  int nodeAtomsEnd;
144 <  int mpiErr;
145 <  int sendError;
168 >  // first thing first, suspend fatalities.
169 >  painCave.isEventLoop = 1;
170  
171 <  MPI_Status istatus[MPI_STATUS_SIZE];
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 +
179 +  haveError = 0;
180    if (worldRank == 0) {
181 +
182      eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
183      if( eof_test == NULL ){
184        sprintf( painCave.errMsg,
185 <               "Error reading 1st line of %d \n ",c_in_name);
186 <      painCave.isFatal = 1;
185 >               "Error reading 1st line of %s \n ",c_in_name);
186 >      haveError = 1;
187        simError();
188      }
189 <    
190 <    n_atoms = atoi( read_buffer );
191 <    
192 <    Atom **atoms = entry_plug->atoms;
161 <    DirectionalAtom* dAtom;
162 <
163 <    // Check to see that the number of atoms in the intial configuration file is the
189 >
190 >    nTotObjs = atoi( read_buffer );
191 >
192 >    // Check to see that the number of integrable objects  in the intial configuration file is the
193      // same as declared in simBass.
194 <    
195 <    if( n_atoms != mpiSim->getTotAtoms() ){
194 >
195 >    if( nTotObjs != simnfo->getTotIntegrableObjects()){
196        sprintf( painCave.errMsg,
197                 "Initialize from File error. %s n_atoms, %d, "
198                 "does not match the BASS file's n_atoms, %d.\n",
199 <               c_in_name, n_atoms, entry_plug->n_atoms );
200 <      painCave.isFatal = 1;
199 >               c_in_name, nTotObjs, simnfo->getTotIntegrableObjects());
200 >      haveError= 1;
201        simError();
202      }
203 <    
204 <    //read and toss the comment line
205 <    
203 >
204 >    //read the boxMat from the comment line
205 >
206      eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
207      if(eof_test == NULL){
208        sprintf( painCave.errMsg,
209                 "error in reading commment in %s\n", c_in_name);
210 <      painCave.isFatal = 1;
210 >      haveError = 1;
211        simError();
212      }
213 <  
214 <    // Read Proc 0 share of the xyz file...
215 <    masterIndex = 0;
216 <    for( i=0; i <= mpiSim->getMyAtomEnd(); 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();
198 <      }
199 <    
200 <      parseErr = parseDumpLine( read_buffer, i );
201 <      if( parseErr != NULL ){
202 <        strcpy( painCave.errMsg, parseErr );
203 <        painCave.isFatal = 1;
204 <        simError();
205 <      }    
206 <      masterIndex++;
213 >
214 >    //Every single processor will parse the comment line by itself
215 >    //By using this way, we might lose some efficiency, but if we want to add
216 >    //more parameters into comment line, we only need to modify function
217 >    //parseCommentLine
218 >
219 >    MPI_Bcast(read_buffer, BUFFERSIZE, MPI_CHAR, 0, MPI_COMM_WORLD);
220 >
221 >    parseErr = parseCommentLine( read_buffer, simnfo);
222 >
223 >    if( parseErr != NULL ){
224 >      strcpy( painCave.errMsg, parseErr );
225 >      haveError = 1;
226 >      simError();
227      }
208 –  }
228  
229 <  sprintf(checkPointMsg,
230 <          "Node 0 has successfully read positions from input file.");
231 <  MPIcheckPoint();
229 >    for (i=0 ; i < mpiSim->getTotNmol(); i++) {
230 >      which_node = MolToProcMap[i];
231 >      if(which_node == 0){
232 >       //molecules belong to master node
233  
234 <  for (procIndex = 1; procIndex < mpiSim->getNumberProcessors();
215 <         procIndex++){
216 <    if (worldRank == 0) {
234 >      localIndex = mpiSim->getGlobalToLocalMol(i);
235  
236 <      mpiErr = MPI_Recv(&nodeAtomsStart,1,MPI_INT,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD,
237 <               istatus);
236 >      if(localIndex == -1) {
237 >        strcpy(painCave.errMsg, "Molecule not found on node 0!");
238 >        haveError = 1;
239 >        simError();
240 >      }
241  
242 <      mpiErr = MPI_Recv(&nodeAtomsEnd,1,MPI_INT,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD,
243 <               istatus);
244 <      // Make sure where node 0 is reading from, matches where the receiving node
245 <      // expects it to be.
242 >       integrableObjects = (simnfo->molecules[localIndex]).getIntegrableObjects();
243 >       for(j=0; j < integrableObjects.size(); j++){
244 >        
245 >          eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
246 >          if(eof_test == NULL){
247 >                sprintf(painCave.errMsg,
248 >                    "error in reading file %s\n"
249 >                    "natoms  = %d; index = %d\n"
250 >                    "error reading the line from the file.\n",
251 >                    c_in_name, nTotObjs, i );
252 >                haveError= 1;
253 >                simError();
254 >          }
255 >          
256 >          if(haveError) nodeZeroError();
257  
258 <      if (masterIndex != nodeAtomsStart){
259 <        sendError = 1;
260 <        mpiErr = MPI_Send(&sendError,1,MPI_INT,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD);
261 <        sprintf(painCave.errMsg,
262 <                "Initialize from file error: atoms start index (%d) for "
231 <                "node %d not equal to master index (%d)",nodeAtomsStart,procIndex,masterIndex );
232 <        painCave.isFatal = 1;
233 <        simError();
258 >          parseDumpLine(read_buffer, integrableObjects[i]);
259 >          
260 >       }
261 >
262 >
263        }
264 <      sendError = 0;
265 <      mpiErr = MPI_Send(&sendError,1,MPI_INT,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD);
264 >      else{
265 >      //molecule belongs to slave nodes
266 >
267 >        MPI_Recv(&nCurObj, 1, MPI_INT, 0,
268 >               TAKE_THIS_TAG_INT, MPI_COMM_WORLD, &istatus);
269        
270 <      for ( i = nodeAtomsStart; i <= nodeAtomsEnd; i++){
271 <        eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
272 <        if(eof_test == NULL){
273 <          
274 <          sprintf(read_buffer,"ERROR");
275 <          mpiErr = MPI_Send(read_buffer,BUFFERSIZE,MPI_CHAR,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD);
276 <          
277 <          sprintf(painCave.errMsg,
278 <                  "error in reading file %s\n"
279 <                  "natoms  = %d; index = %d\n"
280 <                  "error reading the line from the file.\n",
281 <                  c_in_name, n_atoms, i );
282 <          painCave.isFatal = 1;
283 <          simError();
252 <        }
253 <        
254 <        mpiErr = MPI_Send(read_buffer,BUFFERSIZE,MPI_CHAR,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD);
255 <        mpiErr = MPI_Recv(&sendError,1,MPI_INT,procIndex,TAKE_THIS_TAG,MPI_COMM_WORLD,
256 <                          istatus);
257 <        if (sendError) MPIcheckPoint();
270 >       for(j=0; j < integrableObjects.size(); j++){
271 >        
272 >          eof_test = fgets(read_buffer, sizeof(read_buffer), c_in_file);
273 >          if(eof_test == NULL){
274 >                sprintf(painCave.errMsg,
275 >                    "error in reading file %s\n"
276 >                    "natoms  = %d; index = %d\n"
277 >                    "error reading the line from the file.\n",
278 >                    c_in_name, nTotObjs, i );
279 >                haveError= 1;
280 >                simError();
281 >          }
282 >          
283 >          if(haveError) nodeZeroError();
284  
285 <        masterIndex++;
285 >            MPI_Send(read_buffer, BUFFERSIZE, MPI_CHAR, which_node,
286 >                      TAKE_THIS_TAG_CHAR, MPI_COMM_WORLD);
287 >          
288 >       }
289 >
290        }
291 +      
292      }
293 +    
294 +  }
295 +  else{
296 +  //actions taken at slave nodes
297 +    for (i=0 ; i < mpiSim->getTotNmol(); i++) {
298 +      which_node = MolToProcMap[i];
299 +      
300 +      if(which_node == worldRank){
301 +      //molecule with global index i belongs to this processor
302 +      
303 +        localIndex = mpiSim->getGlobalToLocalMol(i);
304  
305 +        if(localIndex == -1) {
306 +          sprintf(painCave.errMsg, "Molecule not found on node %d\n", worldRank);
307 +          haveError = 1;
308 +          simError();
309 +        }
310  
311 <    else if(worldRank == procIndex){
265 <      nodeAtomsStart = mpiSim->getMyAtomStart();
266 <      nodeAtomsEnd = mpiSim->getMyAtomEnd();
267 <      mpiErr = MPI_Send(&nodeAtomsStart,1,MPI_INT,0,TAKE_THIS_TAG,MPI_COMM_WORLD);
268 <      mpiErr = MPI_Send(&nodeAtomsEnd,1,MPI_INT,0,TAKE_THIS_TAG,MPI_COMM_WORLD);
269 <      
270 <      mpiErr = MPI_Recv(&sendError,1,MPI_INT,0,TAKE_THIS_TAG,MPI_COMM_WORLD,
271 <               istatus);
272 <      if (sendError) MPIcheckPoint();
311 >        integrableObjects = (simnfo->molecules[localIndex]).getIntegrableObjects();        
312  
313 <      for ( i = 0; i < entry_plug->n_atoms; i++){
313 >        nCurObj = integrableObjects.size();
314 >        
315 >        MPI_Recv(&nCurObj, 1, MPI_INT, 0,
316 >                        TAKE_THIS_TAG_INT, MPI_COMM_WORLD, &istatus);
317  
318 <        mpiErr = MPI_Recv(&read_buffer,BUFFERSIZE,MPI_CHAR,0,TAKE_THIS_TAG,MPI_COMM_WORLD,
277 <                          istatus);
278 <        
279 <        if(!strcmp(read_buffer, "ERROR")) MPIcheckPoint();
280 <        
281 <        parseErr = parseDumpLine( read_buffer, i );
282 <        if( parseErr != NULL ){
283 <          sendError = 1;
284 <          mpiErr = MPI_Send(&sendError,1,MPI_INT,0,TAKE_THIS_TAG,MPI_COMM_WORLD);
318 >        for(j = 0; j < integrableObjects.size(); j++){
319  
320 +          MPI_Recv(read_buffer, BUFFERSIZE, MPI_CHAR, 0,
321 +                              TAKE_THIS_TAG_CHAR, MPI_COMM_WORLD, &istatus);
322  
323 <          strcpy( painCave.errMsg, parseErr );
324 <          painCave.isFatal = 1;
325 <          simError();
326 <        }
327 <        sendError = 0;
328 <        mpiErr = MPI_Send(&sendError,1,MPI_INT,0,TAKE_THIS_TAG,MPI_COMM_WORLD);
323 >          parseErr = parseDumpLine(read_buffer, integrableObjects[j]);
324 >
325 >          if( parseErr != NULL ){
326 >                strcpy( painCave.errMsg, parseErr );
327 >                simError();
328 >          }
329 >
330 >        }
331 >          
332        }
333 +      
334      }
295 –    sprintf(checkPointMsg,"Node %d received initial configuration.",procIndex);
296 –    MPIcheckPoint();
297 –  }
335  
336 +  }
337   #endif
338   }
339  
340 + char* InitializeFromFile::parseDumpLine(char* readLine, StuntDouble* sd){
341  
342 < char* InitializeFromFile::parseDumpLine(char* readLine, int atomIndex){
342 >  char *foo; // the pointer to the current string token
343  
344 <  char *foo; // the pointer to the current string token
345 <  
307 <  double rx, ry, rz; // position place holders
308 <  double vx, vy, vz; // velocity placeholders
344 >  double pos[3]; // position place holders
345 >  double vel[3]; // velocity placeholders
346    double q[4]; // the quaternions
347 <  double jx, jy, jz; // angular velocity placeholders;
347 >  double ji[3]; // angular velocity placeholders;
348    double qSqr, qLength; // needed to normalize the quaternion vector.
312 –  
313 –  Atom **atoms = entry_plug->atoms;
314 –  DirectionalAtom* dAtom;
315 –  
316 –  int n_atoms;
349  
318 – #ifdef IS_MPI
319 –  n_atoms = mpiSim->getTotAtoms();
320 – #else
321 –  n_atoms = entry_plug->n_atoms;
322 – #endif // is_mpi
350  
324 –
351    // set the string tokenizer
352 <  
352 >
353    foo = strtok(readLine, " ,;\t");
354 <  
354 >
355    // check the atom name to the current atom
356 <  
357 <  if( strcmp( foo, atoms[atomIndex]->getType() ) ){
356 >
357 >  if( strcmp( foo, sd->getType() ) ){
358      sprintf( painCave.errMsg,
359 <             "Initialize from file error. Atom %s at index %d "
334 <             "in file %s does not"
359 >             "Initialize from file error.  Does not"
360               " match the BASS atom %s.\n",
361 <             foo, atomIndex, c_in_name, atoms[atomIndex]->getType() );
361 >             sd->getType() );
362      return strdup( painCave.errMsg );
363    }
364 <    
364 >
365    // get the positions
366  
367    foo = strtok(NULL, " ,;\t");
368    if(foo == NULL){
369      sprintf( painCave.errMsg,
370 <             "error in reading postition x from %s\n"
371 <             "natoms  = %d, index = %d\n",
347 <             c_in_name, n_atoms, atomIndex );
370 >             "error in reading postition x from %s\n",
371 >             c_in_name);
372      return strdup( painCave.errMsg );
373    }
374 <  rx = atof( foo );
375 <  
374 >  pos[0] = atof( foo );
375 >
376    foo = strtok(NULL, " ,;\t");
377    if(foo == NULL){
378      sprintf( painCave.errMsg,
379 <             "error in reading postition y from %s\n"
380 <             "natoms  = %d, index = %d\n",
357 <             c_in_name, n_atoms, atomIndex );
379 >             "error in reading postition y from %s\n",
380 >             c_in_name);
381      return strdup( painCave.errMsg );
382    }
383 <  ry = atof( foo );
384 <    
383 >  pos[1] = atof( foo );
384 >
385    foo = strtok(NULL, " ,;\t");
386    if(foo == NULL){
387      sprintf( painCave.errMsg,
388 <             "error in reading postition z from %s\n"
389 <             "natoms  = %d, index = %d\n",
367 <             c_in_name, n_atoms, atomIndex );
388 >             "error in reading postition z from %s\n",
389 >             c_in_name);
390      return strdup( painCave.errMsg );
391    }
392 <  rz = atof( foo );    
392 >  pos[2] = atof( foo );
393  
394  
395    // get the velocities
# Line 375 | Line 397 | char* InitializeFromFile::parseDumpLine(char* readLine
397    foo = strtok(NULL, " ,;\t");
398    if(foo == NULL){
399      sprintf( painCave.errMsg,
400 <             "error in reading velocity x from %s\n"
401 <             "natoms  = %d, index = %d\n",
380 <             c_in_name, n_atoms, atomIndex );
400 >             "error in reading velocity x from %s\n",
401 >             c_in_name );
402      return strdup( painCave.errMsg );
403    }
404 <  vx = atof( foo );
405 <    
404 >  vel[0] = atof( foo );
405 >
406    foo = strtok(NULL, " ,;\t");
407    if(foo == NULL){
408      sprintf( painCave.errMsg,
409 <             "error in reading velocity y from %s\n"
410 <             "natoms  = %d, index = %d\n",
390 <             c_in_name, n_atoms, atomIndex );
409 >             "error in reading velocity x from %s\n",
410 >             c_in_name );
411      return strdup( painCave.errMsg );
412    }
413 <  vy = atof( foo );
414 <    
413 >  vel[1] = atof( foo );
414 >
415    foo = strtok(NULL, " ,;\t");
416    if(foo == NULL){
417      sprintf( painCave.errMsg,
418 <             "error in reading velocity z from %s\n"
419 <             "natoms  = %d, index = %d\n",
400 <             c_in_name, n_atoms, atomIndex );
418 >             "error in reading velocity x from %s\n",
419 >             c_in_name );
420      return strdup( painCave.errMsg );
421    }
422 <  vz = atof( foo );
423 <    
424 <    
422 >  vel[2] = atof( foo );
423 >
424 >
425 >  // add the positions and velocities to the atom
426 >
427 >  sd->setPos( pos );
428 >  sd->setVel( vel );
429 >
430 >  if (!sd->isDirectional())
431 >    return NULL;
432 >
433    // get the quaternions
434 <    
435 <  if( atoms[atomIndex]->isDirectional() ){
436 <      
434 >
435 >  if( sd->isDirectional() ){
436 >
437      foo = strtok(NULL, " ,;\t");
438      if(foo == NULL){
439 <      sprintf(painCave.errMsg,
440 <              "error in reading quaternion 0 from %s\n"
441 <              "natoms  = %d, index = %d\n",
415 <              c_in_name, n_atoms, atomIndex );
439 >      sprintf( painCave.errMsg,
440 >                     "error in reading velocity x from %s\n",
441 >                      c_in_name );
442        return strdup( painCave.errMsg );
443      }
444      q[0] = atof( foo );
445 <      
445 >
446      foo = strtok(NULL, " ,;\t");
447      if(foo == NULL){
448        sprintf( painCave.errMsg,
449 <               "error in reading quaternion 1 from %s\n"
450 <               "natoms  = %d, index = %d\n",
425 <               c_in_name, n_atoms, atomIndex );
449 >                     "error in reading velocity x from %s\n",
450 >                      c_in_name );
451        return strdup( painCave.errMsg );
452      }
453      q[1] = atof( foo );
454 <      
454 >
455      foo = strtok(NULL, " ,;\t");
456      if(foo == NULL){
457        sprintf( painCave.errMsg,
458 <               "error in reading quaternion 2 from %s\n"
459 <               "natoms  = %d, index = %d\n",
435 <               c_in_name, n_atoms, atomIndex );
458 >                     "error in reading velocity x from %s\n",
459 >                      c_in_name );
460        return strdup( painCave.errMsg );
461      }
462      q[2] = atof( foo );
463 <      
463 >
464      foo = strtok(NULL, " ,;\t");
465      if(foo == NULL){
466        sprintf( painCave.errMsg,
467 <               "error in reading quaternion 3 from %s\n"
468 <               "natoms  = %d, index = %d\n",
445 <               c_in_name, n_atoms, atomIndex );
467 >                     "error in reading velocity x from %s\n",
468 >                      c_in_name );
469        return strdup( painCave.errMsg );
470      }
471      q[3] = atof( foo );
472 <      
472 >
473      // get the angular velocities
474 <      
474 >
475      foo = strtok(NULL, " ,;\t");
476      if(foo == NULL){
477        sprintf( painCave.errMsg,
478 <               "error in reading angular momentum jx from %s\n"
479 <               "natoms  = %d, index = %d\n",
457 <               c_in_name, n_atoms, atomIndex );
478 >                     "error in reading velocity x from %s\n",
479 >                      c_in_name );
480        return strdup( painCave.errMsg );
481      }
482 <    jx = atof( foo );
483 <      
482 >    ji[0] = atof( foo );
483 >
484      foo = strtok(NULL, " ,;\t");
485      if(foo == NULL){
486        sprintf( painCave.errMsg,
487 <               "error in reading angular momentum jy from %s\n"
488 <               "natoms  = %d, index = %d\n",
467 <               c_in_name, n_atoms, atomIndex );
487 >                     "error in reading velocity x from %s\n",
488 >                      c_in_name );
489        return strdup( painCave.errMsg );
490      }
491 <    jy = atof(foo );
492 <      
491 >    ji[1] = atof(foo );
492 >
493      foo = strtok(NULL, " ,;\t");
494      if(foo == NULL){
495        sprintf( painCave.errMsg,
496 <               "error in reading angular momentum jz from %s\n"
497 <               "natoms  = %d, index = %d\n",
477 <               c_in_name, n_atoms, atomIndex );
496 >                     "error in reading velocity x from %s\n",
497 >                      c_in_name );
498        return strdup( painCave.errMsg );
499      }
500 <    jz = atof( foo );
481 <      
482 <    dAtom = ( DirectionalAtom* )atoms[atomIndex];
500 >    ji[2] = atof( foo );
501  
502 +
503      // check that the quaternion vector is normalized
504  
505      qSqr = (q[0] * q[0]) + (q[1] * q[1]) + (q[2] * q[2]) + (q[3] * q[3]);
506 <      
506 >
507      qLength = sqrt( qSqr );
508      q[0] = q[0] / qLength;
509      q[1] = q[1] / qLength;
510      q[2] = q[2] / qLength;
511      q[3] = q[3] / qLength;
493 –      
494 –    dAtom->setQ( q );
495 –      
496 –    // add the angular velocities
512  
513 <    dAtom->setJx( jx );
514 <    dAtom->setJy( jy );
515 <    dAtom->setJz( jz );
513 >    // add quaternion and angular velocities
514 >
515 >    sd->setQ( q );
516 >    sd->setJ( ji );
517    }
518 +
519 +
520 +
521 +  return NULL;
522 + }
523 +
524 +
525 + char* InitializeFromFile::parseCommentLine(char* readLine, SimInfo* entry_plug){
526 +
527 +  double currTime;
528 +  double boxMat[9];
529 +  double theBoxMat3[3][3];
530 +  double chi;
531 +  double integralOfChidt;
532 +  double eta[9];
533 +
534 +  char *foo; // the pointer to the current string token
535 +
536 +  // set the string tokenizer
537 +
538 +  foo = strtok(readLine, " ,;\t");
539 +  // set the timeToken.
540 +
541 +  if(foo == NULL){
542 +    sprintf( painCave.errMsg,
543 +             "error in reading Time from %s\n",
544 +             c_in_name );
545 +    return strdup( painCave.errMsg );
546 +  }
547 +
548 +  currTime = atof( foo );
549 +  entry_plug->setTime( currTime );
550 +
551 +  //get H-Matrix
552 +
553 +  for(int i = 0 ; i < 9; i++){
554 +    foo = strtok(NULL, " ,;\t");
555 +    if(foo == NULL){
556 +      sprintf( painCave.errMsg,
557 +               "error in reading H[%d] from %s\n", i, c_in_name );
558 +      return strdup( painCave.errMsg );
559 +    }
560 +    boxMat[i] = atof( foo );
561 +  }
562 +
563 +  for(int i=0;i<3;i++)
564 +    for(int j=0;j<3;j++) theBoxMat3[i][j] = boxMat[3*j+i];
565 +
566 +  //set H-Matrix
567 +  entry_plug->setBoxM( theBoxMat3 );
568 +
569 +  //get chi and integralOfChidt, they should appear by pair
570 +
571 +  if( entry_plug->useInitXSstate ){
572 +    foo = strtok(NULL, " ,;\t\n");
573 +    if(foo != NULL){
574 +      chi = atof(foo);
575 +      
576 +      foo = strtok(NULL, " ,;\t\n");
577 +      if(foo == NULL){
578 +        sprintf( painCave.errMsg,
579 +                 "chi and integralOfChidt should appear by pair in %s\n", c_in_name );
580 +        return strdup( painCave.errMsg );
581 +      }
582 +      integralOfChidt = atof( foo );
583 +      
584 +      //push chi and integralOfChidt into SimInfo::properties which can be
585 +      //retrieved by integrator later
586 +      DoubleData* chiValue = new DoubleData();
587 +      chiValue->setID(CHIVALUE_ID);
588 +      chiValue->setData(chi);
589 +      entry_plug->addProperty(chiValue);
590 +      
591 +      DoubleData* integralOfChidtValue = new DoubleData();
592 +      integralOfChidtValue->setID(INTEGRALOFCHIDT_ID);
593 +      integralOfChidtValue->setData(integralOfChidt);
594 +      entry_plug->addProperty(integralOfChidtValue);
595 +      
596 +    }
597 +    else
598 +      return NULL;
599      
600 <  // add the positions and velocities to the atom
600 >    //get eta
601 >    foo = strtok(NULL, " ,;\t\n");
602 >    if(foo != NULL ){
603 >  
604 >      for(int i = 0 ; i < 9; i++){
605 >        
606 >        if(foo == NULL){
607 >          sprintf( painCave.errMsg,
608 >                   "error in reading eta[%d] from %s\n", i, c_in_name );
609 >          return strdup( painCave.errMsg );
610 >        }
611 >        eta[i] = atof( foo );
612 >        foo = strtok(NULL, " ,;\t\n");
613 >      }
614 >    }
615 >    else
616 >      return NULL;
617      
618 <  atoms[atomIndex]->setX( rx );
619 <  atoms[atomIndex]->setY( ry );
620 <  atoms[atomIndex]->setZ( rz );
621 <    
622 <  atoms[atomIndex]->set_vx( vx );
623 <  atoms[atomIndex]->set_vy( vy );
624 <  atoms[atomIndex]->set_vz( vz );
618 >    //push eta into SimInfo::properties which can be
619 >    //retrieved by integrator later
620 >    //entry_plug->setBoxM( theBoxMat3 );
621 >    DoubleArrayData* etaValue = new DoubleArrayData();
622 >    etaValue->setID(ETAVALUE_ID);
623 >    etaValue->setData(eta, 9);
624 >    entry_plug->addProperty(etaValue);
625 >  }
626  
627    return NULL;
628   }
629 +
630 + #ifdef IS_MPI
631 +
632 + // a couple of functions to let us escape the read loop
633 +
634 + void initFile::nodeZeroError( void ){
635 +  int j, myStatus;
636 +
637 +  myStatus = 0;
638 +  for (j = 0; j < mpiSim->getNumberProcessors(); j++) {
639 +    MPI_Send( &myStatus, 1, MPI_INT, j,
640 +              TAKE_THIS_TAG_INT, MPI_COMM_WORLD);
641 +  }
642 +
643 +
644 +  MPI_Finalize();
645 +  exit (0);
646 +
647 + }
648 +
649 + void initFile::anonymousNodeDie( void ){
650 +
651 +  MPI_Finalize();
652 +  exit (0);
653 + }
654 +
655 + #endif //is_mpi

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