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root/group/trunk/OOPSE-4/src/visitors/AtomVisitor.cpp
Revision: 1930
Committed: Wed Jan 12 22:41:40 2005 UTC (19 years, 6 months ago) by gezelter
File size: 12422 byte(s)
Log Message:
merging new_design branch into OOPSE-2.0

File Contents

# Content
1 /*
2 * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3 *
4 * The University of Notre Dame grants you ("Licensee") a
5 * non-exclusive, royalty free, license to use, modify and
6 * redistribute this software in source and binary code form, provided
7 * that the following conditions are met:
8 *
9 * 1. Acknowledgement of the program authors must be made in any
10 * publication of scientific results based in part on use of the
11 * program. An acceptable form of acknowledgement is citation of
12 * the article in which the program was described (Matthew
13 * A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14 * J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15 * Parallel Simulation Engine for Molecular Dynamics,"
16 * J. Comput. Chem. 26, pp. 252-271 (2005))
17 *
18 * 2. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 *
21 * 3. Redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the
24 * distribution.
25 *
26 * This software is provided "AS IS," without a warranty of any
27 * kind. All express or implied conditions, representations and
28 * warranties, including any implied warranty of merchantability,
29 * fitness for a particular purpose or non-infringement, are hereby
30 * excluded. The University of Notre Dame and its licensors shall not
31 * be liable for any damages suffered by licensee as a result of
32 * using, modifying or distributing the software or its
33 * derivatives. In no event will the University of Notre Dame or its
34 * licensors be liable for any lost revenue, profit or data, or for
35 * direct, indirect, special, consequential, incidental or punitive
36 * damages, however caused and regardless of the theory of liability,
37 * arising out of the use of or inability to use software, even if the
38 * University of Notre Dame has been advised of the possibility of
39 * such damages.
40 */
41
42 #include <cstring>
43 #include "visitors/AtomVisitor.hpp"
44 #include "primitives/DirectionalAtom.hpp"
45 #include "math/MatVec3.h"
46 #include "primitives/RigidBody.hpp"
47
48 namespace oopse {
49 void BaseAtomVisitor::visit(RigidBody *rb) {
50 //vector<Atom*> myAtoms;
51 //vector<Atom*>::iterator atomIter;
52
53 //myAtoms = rb->getAtoms();
54
55 //for(atomIter = myAtoms.begin(); atomIter != myAtoms.end(); ++atomIter)
56 // (*atomIter)->accept(this);
57 }
58
59 void BaseAtomVisitor::setVisited(Atom *atom) {
60 GenericData *data;
61 data = atom->getPropertyByName("VISITED");
62
63 //if visited property is not existed, add it as new property
64 if (data == NULL) {
65 data = new GenericData();
66 data->setID("VISITED");
67 atom->addProperty(data);
68 }
69 }
70
71 bool BaseAtomVisitor::isVisited(Atom *atom) {
72 GenericData *data;
73 data = atom->getPropertyByName("VISITED");
74 return data == NULL ? false : true;
75 }
76
77 bool SSDAtomVisitor::isSSDAtom(const std::string&atomType) {
78 std::vector<std::string>::iterator strIter;
79
80 for( strIter = ssdAtomType.begin(); strIter != ssdAtomType.end();
81 ++strIter )
82 if (*strIter == atomType)
83 return true;
84
85 return false;
86 }
87
88 void SSDAtomVisitor::visit(DirectionalAtom *datom) {
89 std::vector<AtomInfo *>atoms;
90
91 //we need to convert SSD into 4 differnet atoms
92 //one oxygen atom, two hydrogen atoms and one pseudo atom which is the center of the mass
93 //of the water with a dipole moment
94 Vector3d h1(0.0, -0.75695, 0.5206);
95 Vector3d h2(0.0, 0.75695, 0.5206);
96 Vector3d ox(0.0, 0.0, -0.0654);
97 Vector3d u(0, 0, 1);
98 RotMat3x3d rotMatrix;
99 RotMat3x3d rotTrans;
100 AtomInfo * atomInfo;
101 Vector3d pos;
102 Vector3d newVec;
103 Quat4d q;
104 AtomData * atomData;
105 GenericData *data;
106 bool haveAtomData;
107
108 //if atom is not SSD atom, just skip it
109 if (!isSSDAtom(datom->getType()))
110 return;
111
112 data = datom->getPropertyByName("ATOMDATA");
113
114 if (data != NULL) {
115 atomData = dynamic_cast<AtomData *>(data);
116
117 if (atomData == NULL) {
118 std::cerr << "can not get Atom Data from " << datom->getType() << std::endl;
119 atomData = new AtomData;
120 haveAtomData = false;
121 } else
122 haveAtomData = true;
123 } else {
124 atomData = new AtomData;
125 haveAtomData = false;
126 }
127
128 pos = datom->getPos();
129 q = datom->getQ();
130 rotMatrix = datom->getA();
131
132 // We need A^T to convert from body-fixed to space-fixed:
133 //transposeMat3(rotMatrix, rotTrans);
134 rotTrans = rotMatrix.transpose();
135
136 //center of mass of the water molecule
137 //matVecMul3(rotTrans, u, newVec);
138 newVec = rotTrans * u;
139
140 atomInfo = new AtomInfo;
141 atomInfo->AtomType = "X";
142 atomInfo->pos[0] = pos[0];
143 atomInfo->pos[1] = pos[1];
144 atomInfo->pos[2] = pos[2];
145 atomInfo->dipole[0] = newVec[0];
146 atomInfo->dipole[1] = newVec[1];
147 atomInfo->dipole[2] = newVec[2];
148
149 atomData->addAtomInfo(atomInfo);
150
151 //oxygen
152 //matVecMul3(rotTrans, ox, newVec);
153 newVec = rotTrans * ox;
154
155 atomInfo = new AtomInfo;
156 atomInfo->AtomType = "O";
157 atomInfo->pos[0] = pos[0] + newVec[0];
158 atomInfo->pos[1] = pos[1] + newVec[1];
159 atomInfo->pos[2] = pos[2] + newVec[2];
160 atomInfo->dipole[0] = 0.0;
161 atomInfo->dipole[1] = 0.0;
162 atomInfo->dipole[2] = 0.0;
163 atomData->addAtomInfo(atomInfo);
164
165 //hydrogen1
166 //matVecMul3(rotTrans, h1, newVec);
167 newVec = rotTrans * h1;
168 atomInfo = new AtomInfo;
169 atomInfo->AtomType = "H";
170 atomInfo->pos[0] = pos[0] + newVec[0];
171 atomInfo->pos[1] = pos[1] + newVec[1];
172 atomInfo->pos[2] = pos[2] + newVec[2];
173 atomInfo->dipole[0] = 0.0;
174 atomInfo->dipole[1] = 0.0;
175 atomInfo->dipole[2] = 0.0;
176 atomData->addAtomInfo(atomInfo);
177
178 //hydrogen2
179 //matVecMul3(rotTrans, h2, newVec);
180 newVec = rotTrans * h2;
181 atomInfo = new AtomInfo;
182 atomInfo->AtomType = "H";
183 atomInfo->pos[0] = pos[0] + newVec[0];
184 atomInfo->pos[1] = pos[1] + newVec[1];
185 atomInfo->pos[2] = pos[2] + newVec[2];
186 atomInfo->dipole[0] = 0.0;
187 atomInfo->dipole[1] = 0.0;
188 atomInfo->dipole[2] = 0.0;
189 atomData->addAtomInfo(atomInfo);
190
191 //add atom data into atom's property
192
193 if (!haveAtomData) {
194 atomData->setID("ATOMDATA");
195 datom->addProperty(atomData);
196 }
197
198 setVisited(datom);
199 }
200
201 const std::string SSDAtomVisitor::toString() {
202 char buffer[65535];
203 std::string result;
204
205 sprintf(buffer,
206 "------------------------------------------------------------------\n");
207 result += buffer;
208
209 sprintf(buffer, "Visitor name: %s\n", visitorName.c_str());
210 result += buffer;
211
212 sprintf(buffer,
213 "Visitor Description: Convert SSD into 4 different atoms\n");
214 result += buffer;
215
216 sprintf(buffer,
217 "------------------------------------------------------------------\n");
218 result += buffer;
219
220 return result;
221 }
222
223 bool LinearAtomVisitor::isLinearAtom(const string& atomType){
224 vector<string>::iterator strIter;
225
226 for(strIter = linearAtomType.begin(); strIter != linearAtomType.end();
227 ++strIter)
228 if(*strIter == atomType)
229 return true;
230
231 return false;
232 }
233
234 void LinearAtomVisitor::visit(DirectionalAtom* datom){
235
236 vector<AtomInfo*> atoms;
237
238 //we need to convert linear into 4 different atoms
239 double c1[3] = {0.0, 0.0, -1.8};
240 double c2[3] = {0.0, 0.0, -0.6};
241 double c3[3] = {0.0, 0.0, 0.6};
242 double c4[3] = {0.0, 0.0, 1.8};
243 double rotMatrix[3][3];
244 double rotTrans[3][3];
245 AtomInfo* atomInfo;
246 double pos[3];
247 double newVec[3];
248 double q[4];
249 AtomData* atomData;
250 GenericData* data;
251 bool haveAtomData;
252
253 //if atom is not SSD atom, just skip it
254 if(!isLinearAtom(datom->getType()))
255 return;
256
257 data = datom->getProperty("ATOMDATA");
258 if(data != NULL){
259
260 atomData = dynamic_cast<AtomData*>(data);
261 if(atomData == NULL){
262 cerr << "can not get Atom Data from " << datom->getType() << endl;
263 atomData = new AtomData;
264 haveAtomData = false;
265 }
266 else
267 haveAtomData = true;
268 }
269 else{
270 atomData = new AtomData;
271 haveAtomData = false;
272 }
273
274
275 datom->getPos(pos);
276 datom->getQ(q);
277 datom->getA(rotMatrix);
278
279 // We need A^T to convert from body-fixed to space-fixed:
280 transposeMat3(rotMatrix, rotTrans);
281
282 matVecMul3(rotTrans, c1, newVec);
283 atomInfo = new AtomInfo;
284 atomInfo->AtomType = "C";
285 atomInfo->pos[0] = pos[0] + newVec[0];
286 atomInfo->pos[1] = pos[1] + newVec[1];
287 atomInfo->pos[2] = pos[2] + newVec[2];
288 atomInfo->dipole[0] = 0.0;
289 atomInfo->dipole[1] = 0.0;
290 atomInfo->dipole[2] = 0.0;
291 atomData->addAtomInfo(atomInfo);
292
293 matVecMul3(rotTrans, c2, newVec);
294 atomInfo = new AtomInfo;
295 atomInfo->AtomType = "C";
296 atomInfo->pos[0] = pos[0] + newVec[0];
297 atomInfo->pos[1] = pos[1] + newVec[1];
298 atomInfo->pos[2] = pos[2] + newVec[2];
299 atomInfo->dipole[0] = 0.0;
300 atomInfo->dipole[1] = 0.0;
301 atomInfo->dipole[2] = 0.0;
302 atomData->addAtomInfo(atomInfo);
303
304 matVecMul3(rotTrans, c3, newVec);
305 atomInfo = new AtomInfo;
306 atomInfo->AtomType = "C";
307 atomInfo->pos[0] = pos[0] + newVec[0];
308 atomInfo->pos[1] = pos[1] + newVec[1];
309 atomInfo->pos[2] = pos[2] + newVec[2];
310 atomInfo->dipole[0] = 0.0;
311 atomInfo->dipole[1] = 0.0;
312 atomInfo->dipole[2] = 0.0;
313 atomData->addAtomInfo(atomInfo);
314
315 matVecMul3(rotTrans, c4, newVec);
316 atomInfo = new AtomInfo;
317 atomInfo->AtomType = "C";
318 atomInfo->pos[0] = pos[0] + newVec[0];
319 atomInfo->pos[1] = pos[1] + newVec[1];
320 atomInfo->pos[2] = pos[2] + newVec[2];
321 atomInfo->dipole[0] = 0.0;
322 atomInfo->dipole[1] = 0.0;
323 atomInfo->dipole[2] = 0.0;
324 atomData->addAtomInfo(atomInfo);
325
326 //add atom data into atom's property
327
328 if(!haveAtomData){
329 atomData->setID("ATOMDATA");
330 datom->addProperty(atomData);
331 }
332
333 setVisited(datom);
334
335 }
336
337 const string LinearAtomVisitor::toString(){
338 char buffer[65535];
339 string result;
340
341 sprintf(buffer ,"------------------------------------------------------------------\n");
342 result += buffer;
343
344 sprintf(buffer ,"Visitor name: %s\n", visitorName.c_str());
345 result += buffer;
346
347 sprintf(buffer , "Visitor Description: Convert linear into 4 different atoms\n");
348 result += buffer;
349
350 sprintf(buffer ,"------------------------------------------------------------------\n");
351 result += buffer;
352
353 return result;
354 }
355
356 //----------------------------------------------------------------------------//
357
358 void DefaultAtomVisitor::visit(Atom *atom) {
359 AtomData *atomData;
360 AtomInfo *atomInfo;
361 Vector3d pos;
362
363 if (isVisited(atom))
364 return;
365
366 atomInfo = new AtomInfo;
367
368 atomData = new AtomData;
369 atomData->setID("ATOMDATA");
370
371 pos = atom->getPos();
372 atomInfo->AtomType = atom->getType();
373 atomInfo->pos[0] = pos[0];
374 atomInfo->pos[1] = pos[1];
375 atomInfo->pos[2] = pos[2];
376 atomInfo->dipole[0] = 0.0;
377 atomInfo->dipole[1] = 0.0;
378 atomInfo->dipole[2] = 0.0;
379
380 atomData->addAtomInfo(atomInfo);
381
382 atom->addProperty(atomData);
383
384 setVisited(atom);
385 }
386
387 void DefaultAtomVisitor::visit(DirectionalAtom *datom) {
388 AtomData *atomData;
389 AtomInfo *atomInfo;
390 Vector3d pos;
391 Vector3d u;
392
393 if (isVisited(datom))
394 return;
395
396 pos = datom->getPos();
397 u = datom->getElectroFrame().getColumn(3);
398
399 atomData = new AtomData;
400 atomData->setID("ATOMDATA");
401 atomInfo = new AtomInfo;
402
403 atomInfo->AtomType = datom->getType();
404 atomInfo->pos[0] = pos[0];
405 atomInfo->pos[1] = pos[1];
406 atomInfo->pos[2] = pos[2];
407 atomInfo->dipole[0] = u[0];
408 atomInfo->dipole[1] = u[1];
409 atomInfo->dipole[2] = u[2];
410
411 atomData->addAtomInfo(atomInfo);
412
413 datom->addProperty(atomData);
414
415 setVisited(datom);
416 }
417
418 const std::string DefaultAtomVisitor::toString() {
419 char buffer[65535];
420 std::string result;
421
422 sprintf(buffer,
423 "------------------------------------------------------------------\n");
424 result += buffer;
425
426 sprintf(buffer, "Visitor name: %s\n", visitorName.c_str());
427 result += buffer;
428
429 sprintf(buffer,
430 "Visitor Description: copy atom infomation into atom data\n");
431 result += buffer;
432
433 sprintf(buffer,
434 "------------------------------------------------------------------\n");
435 result += buffer;
436
437 return result;
438 }
439 } //namespace oopse

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