| 59 | 
  | 
#include "nonbonded/NonBondedInteraction.hpp" | 
| 60 | 
  | 
#include "parallel/ForceMatrixDecomposition.hpp" | 
| 61 | 
  | 
 | 
| 62 | 
+ | 
#include <cstdio> | 
| 63 | 
+ | 
#include <iostream> | 
| 64 | 
+ | 
#include <iomanip> | 
| 65 | 
+ | 
 | 
| 66 | 
  | 
using namespace std; | 
| 67 | 
  | 
namespace OpenMD { | 
| 68 | 
  | 
   | 
| 69 | 
  | 
  ForceManager::ForceManager(SimInfo * info) : info_(info) { | 
| 70 | 
  | 
    forceField_ = info_->getForceField(); | 
| 71 | 
< | 
    fDecomp_ = new ForceMatrixDecomposition(info_); | 
| 71 | 
> | 
    interactionMan_ = new InteractionManager(); | 
| 72 | 
> | 
    fDecomp_ = new ForceMatrixDecomposition(info_, interactionMan_); | 
| 73 | 
  | 
  } | 
| 74 | 
  | 
 | 
| 75 | 
  | 
  /** | 
| 76 | 
  | 
   * setupCutoffs | 
| 77 | 
  | 
   * | 
| 78 | 
< | 
   * Sets the values of cutoffRadius, cutoffMethod, and cutoffPolicy | 
| 78 | 
> | 
   * Sets the values of cutoffRadius, switchingRadius, cutoffMethod, | 
| 79 | 
> | 
   * and cutoffPolicy | 
| 80 | 
  | 
   * | 
| 81 | 
  | 
   * cutoffRadius : realType | 
| 82 | 
  | 
   *  If the cutoffRadius was explicitly set, use that value. | 
| 86 | 
  | 
   *      simulation for suggested cutoff values (e.g. 2.5 * sigma). | 
| 87 | 
  | 
   *      Use the maximum suggested value that was found. | 
| 88 | 
  | 
   * | 
| 89 | 
< | 
   * cutoffMethod : (one of HARD, SWITCHED, SHIFTED_FORCE, SHIFTED_POTENTIAL) | 
| 89 | 
> | 
   * cutoffMethod : (one of HARD, SWITCHED, SHIFTED_FORCE,  | 
| 90 | 
> | 
   *                        or SHIFTED_POTENTIAL) | 
| 91 | 
  | 
   *      If cutoffMethod was explicitly set, use that choice. | 
| 92 | 
  | 
   *      If cutoffMethod was not explicitly set, use SHIFTED_FORCE | 
| 93 | 
  | 
   * | 
| 94 | 
  | 
   * cutoffPolicy : (one of MIX, MAX, TRADITIONAL) | 
| 95 | 
  | 
   *      If cutoffPolicy was explicitly set, use that choice. | 
| 96 | 
  | 
   *      If cutoffPolicy was not explicitly set, use TRADITIONAL | 
| 97 | 
+ | 
   * | 
| 98 | 
+ | 
   * switchingRadius : realType | 
| 99 | 
+ | 
   *  If the cutoffMethod was set to SWITCHED: | 
| 100 | 
+ | 
   *      If the switchingRadius was explicitly set, use that value | 
| 101 | 
+ | 
   *          (but do a sanity check first). | 
| 102 | 
+ | 
   *      If the switchingRadius was not explicitly set: use 0.85 * | 
| 103 | 
+ | 
   *      cutoffRadius_ | 
| 104 | 
+ | 
   *  If the cutoffMethod was not set to SWITCHED: | 
| 105 | 
+ | 
   *      Set switchingRadius equal to cutoffRadius for safety. | 
| 106 | 
  | 
   */ | 
| 107 | 
  | 
  void ForceManager::setupCutoffs() { | 
| 108 | 
  | 
     | 
| 109 | 
  | 
    Globals* simParams_ = info_->getSimParams(); | 
| 110 | 
  | 
    ForceFieldOptions& forceFieldOptions_ = forceField_->getForceFieldOptions(); | 
| 111 | 
+ | 
    int mdFileVersion; | 
| 112 | 
  | 
     | 
| 113 | 
+ | 
    if (simParams_->haveMDfileVersion())  | 
| 114 | 
+ | 
      mdFileVersion = simParams_->getMDfileVersion(); | 
| 115 | 
+ | 
    else | 
| 116 | 
+ | 
      mdFileVersion = 0; | 
| 117 | 
+ | 
    | 
| 118 | 
  | 
    if (simParams_->haveCutoffRadius()) { | 
| 119 | 
  | 
      rCut_ = simParams_->getCutoffRadius(); | 
| 120 | 
  | 
    } else {       | 
| 143 | 
  | 
        painCave.isFatal = 0; | 
| 144 | 
  | 
        painCave.severity = OPENMD_INFO; | 
| 145 | 
  | 
        simError(); | 
| 146 | 
< | 
      }              | 
| 146 | 
> | 
      } | 
| 147 | 
  | 
    } | 
| 148 | 
  | 
 | 
| 149 | 
+ | 
    fDecomp_->setUserCutoff(rCut_); | 
| 150 | 
+ | 
    interactionMan_->setCutoffRadius(rCut_); | 
| 151 | 
+ | 
 | 
| 152 | 
  | 
    map<string, CutoffMethod> stringToCutoffMethod; | 
| 153 | 
  | 
    stringToCutoffMethod["HARD"] = HARD; | 
| 154 | 
  | 
    stringToCutoffMethod["SWITCHED"] = SWITCHED; | 
| 172 | 
  | 
        cutoffMethod_ = i->second; | 
| 173 | 
  | 
      } | 
| 174 | 
  | 
    } else { | 
| 175 | 
< | 
      sprintf(painCave.errMsg, | 
| 176 | 
< | 
              "ForceManager::setupCutoffs: No value was set for the cutoffMethod.\n" | 
| 177 | 
< | 
              "\tOpenMD will use SHIFTED_FORCE.\n"); | 
| 178 | 
< | 
      painCave.isFatal = 0; | 
| 179 | 
< | 
      painCave.severity = OPENMD_INFO; | 
| 180 | 
< | 
      simError(); | 
| 181 | 
< | 
      cutoffMethod_ = SHIFTED_FORCE;         | 
| 175 | 
> | 
      if (mdFileVersion > 1) { | 
| 176 | 
> | 
        sprintf(painCave.errMsg, | 
| 177 | 
> | 
                "ForceManager::setupCutoffs: No value was set for the cutoffMethod.\n" | 
| 178 | 
> | 
                "\tOpenMD will use SHIFTED_FORCE.\n"); | 
| 179 | 
> | 
        painCave.isFatal = 0; | 
| 180 | 
> | 
        painCave.severity = OPENMD_INFO; | 
| 181 | 
> | 
        simError(); | 
| 182 | 
> | 
        cutoffMethod_ = SHIFTED_FORCE;         | 
| 183 | 
> | 
      } else { | 
| 184 | 
> | 
        // handle the case where the old file version was in play | 
| 185 | 
> | 
        // (there should be no cutoffMethod, so we have to deduce it | 
| 186 | 
> | 
        // from other data).         | 
| 187 | 
> | 
 | 
| 188 | 
> | 
        sprintf(painCave.errMsg, | 
| 189 | 
> | 
                "ForceManager::setupCutoffs : DEPRECATED FILE FORMAT!\n" | 
| 190 | 
> | 
                "\tOpenMD found a file which does not set a cutoffMethod.\n" | 
| 191 | 
> | 
                "\tOpenMD will attempt to deduce a cutoffMethod using the\n" | 
| 192 | 
> | 
                "\tbehavior of the older (version 1) code.  To remove this\n" | 
| 193 | 
> | 
                "\twarning, add an explicit cutoffMethod and change the top\n" | 
| 194 | 
> | 
                "\tof the file so that it begins with <OpenMD version=2>\n"); | 
| 195 | 
> | 
        painCave.isFatal = 0; | 
| 196 | 
> | 
        painCave.severity = OPENMD_WARNING; | 
| 197 | 
> | 
        simError();             | 
| 198 | 
> | 
                 | 
| 199 | 
> | 
        // The old file version tethered the shifting behavior to the | 
| 200 | 
> | 
        // electrostaticSummationMethod keyword. | 
| 201 | 
> | 
         | 
| 202 | 
> | 
        if (simParams_->haveElectrostaticSummationMethod()) { | 
| 203 | 
> | 
          std::string myMethod = simParams_->getElectrostaticSummationMethod(); | 
| 204 | 
> | 
          toUpper(myMethod); | 
| 205 | 
> | 
         | 
| 206 | 
> | 
          if (myMethod == "SHIFTED_POTENTIAL") { | 
| 207 | 
> | 
            cutoffMethod_ = SHIFTED_POTENTIAL; | 
| 208 | 
> | 
          } else if (myMethod == "SHIFTED_FORCE") { | 
| 209 | 
> | 
            cutoffMethod_ = SHIFTED_FORCE; | 
| 210 | 
> | 
          } | 
| 211 | 
> | 
         | 
| 212 | 
> | 
          if (simParams_->haveSwitchingRadius())  | 
| 213 | 
> | 
            rSwitch_ = simParams_->getSwitchingRadius(); | 
| 214 | 
> | 
 | 
| 215 | 
> | 
          if (myMethod == "SHIFTED_POTENTIAL" || myMethod == "SHIFTED_FORCE") { | 
| 216 | 
> | 
            if (simParams_->haveSwitchingRadius()){ | 
| 217 | 
> | 
              sprintf(painCave.errMsg, | 
| 218 | 
> | 
                      "ForceManager::setupCutoffs : DEPRECATED ERROR MESSAGE\n" | 
| 219 | 
> | 
                      "\tA value was set for the switchingRadius\n" | 
| 220 | 
> | 
                      "\teven though the electrostaticSummationMethod was\n" | 
| 221 | 
> | 
                      "\tset to %s\n", myMethod.c_str()); | 
| 222 | 
> | 
              painCave.severity = OPENMD_WARNING; | 
| 223 | 
> | 
              painCave.isFatal = 1; | 
| 224 | 
> | 
              simError();             | 
| 225 | 
> | 
            }  | 
| 226 | 
> | 
          } | 
| 227 | 
> | 
          if (abs(rCut_ - rSwitch_) < 0.0001) { | 
| 228 | 
> | 
            if (cutoffMethod_ == SHIFTED_FORCE) {               | 
| 229 | 
> | 
              sprintf(painCave.errMsg, | 
| 230 | 
> | 
                      "ForceManager::setupCutoffs : DEPRECATED BEHAVIOR\n"  | 
| 231 | 
> | 
                      "\tcutoffRadius and switchingRadius are set to the\n" | 
| 232 | 
> | 
                      "\tsame value.  OpenMD will use shifted force\n" | 
| 233 | 
> | 
                      "\tpotentials instead of switching functions.\n"); | 
| 234 | 
> | 
              painCave.isFatal = 0; | 
| 235 | 
> | 
              painCave.severity = OPENMD_WARNING; | 
| 236 | 
> | 
              simError();             | 
| 237 | 
> | 
            } else { | 
| 238 | 
> | 
              cutoffMethod_ = SHIFTED_POTENTIAL; | 
| 239 | 
> | 
              sprintf(painCave.errMsg, | 
| 240 | 
> | 
                      "ForceManager::setupCutoffs : DEPRECATED BEHAVIOR\n"  | 
| 241 | 
> | 
                      "\tcutoffRadius and switchingRadius are set to the\n" | 
| 242 | 
> | 
                      "\tsame value.  OpenMD will use shifted potentials\n" | 
| 243 | 
> | 
                      "\tinstead of switching functions.\n"); | 
| 244 | 
> | 
              painCave.isFatal = 0; | 
| 245 | 
> | 
              painCave.severity = OPENMD_WARNING; | 
| 246 | 
> | 
              simError();             | 
| 247 | 
> | 
            } | 
| 248 | 
> | 
          } | 
| 249 | 
> | 
        } | 
| 250 | 
> | 
      } | 
| 251 | 
  | 
    } | 
| 252 | 
  | 
 | 
| 253 | 
  | 
    map<string, CutoffPolicy> stringToCutoffPolicy; | 
| 288 | 
  | 
      simError(); | 
| 289 | 
  | 
      cutoffPolicy_ = TRADITIONAL;         | 
| 290 | 
  | 
    } | 
| 197 | 
– | 
  } | 
| 291 | 
  | 
 | 
| 292 | 
< | 
  /** | 
| 293 | 
< | 
   * setupSwitching | 
| 294 | 
< | 
   * | 
| 295 | 
< | 
   * Sets the values of switchingRadius and  | 
| 296 | 
< | 
   *  If the switchingRadius was explicitly set, use that value (but check it) | 
| 297 | 
< | 
   *  If the switchingRadius was not explicitly set: use 0.85 * cutoffRadius_ | 
| 298 | 
< | 
   */ | 
| 299 | 
< | 
  void ForceManager::setupSwitching() { | 
| 300 | 
< | 
    Globals* simParams_ = info_->getSimParams(); | 
| 301 | 
< | 
     | 
| 302 | 
< | 
    if (simParams_->haveSwitchingRadius()) { | 
| 303 | 
< | 
      rSwitch_ = simParams_->getSwitchingRadius(); | 
| 304 | 
< | 
      if (rSwitch_ > rCut_) {         | 
| 292 | 
> | 
    fDecomp_->setCutoffPolicy(cutoffPolicy_); | 
| 293 | 
> | 
         | 
| 294 | 
> | 
    // create the switching function object: | 
| 295 | 
> | 
 | 
| 296 | 
> | 
    switcher_ = new SwitchingFunction(); | 
| 297 | 
> | 
    | 
| 298 | 
> | 
    if (cutoffMethod_ == SWITCHED) { | 
| 299 | 
> | 
      if (simParams_->haveSwitchingRadius()) { | 
| 300 | 
> | 
        rSwitch_ = simParams_->getSwitchingRadius(); | 
| 301 | 
> | 
        if (rSwitch_ > rCut_) {         | 
| 302 | 
> | 
          sprintf(painCave.errMsg, | 
| 303 | 
> | 
                  "ForceManager::setupCutoffs: switchingRadius (%f) is larger " | 
| 304 | 
> | 
                  "than the cutoffRadius(%f)\n", rSwitch_, rCut_); | 
| 305 | 
> | 
          painCave.isFatal = 1; | 
| 306 | 
> | 
          painCave.severity = OPENMD_ERROR; | 
| 307 | 
> | 
          simError(); | 
| 308 | 
> | 
        } | 
| 309 | 
> | 
      } else {       | 
| 310 | 
> | 
        rSwitch_ = 0.85 * rCut_; | 
| 311 | 
  | 
        sprintf(painCave.errMsg, | 
| 312 | 
< | 
                "ForceManager::setupSwitching: switchingRadius (%f) is larger than cutoffRadius(%f)\n", | 
| 313 | 
< | 
                rSwitch_, rCut_); | 
| 314 | 
< | 
        painCave.isFatal = 1; | 
| 315 | 
< | 
        painCave.severity = OPENMD_ERROR; | 
| 312 | 
> | 
                "ForceManager::setupCutoffs: No value was set for the switchingRadius.\n" | 
| 313 | 
> | 
                "\tOpenMD will use a default value of 85 percent of the cutoffRadius.\n" | 
| 314 | 
> | 
                "\tswitchingRadius = %f. for this simulation\n", rSwitch_); | 
| 315 | 
> | 
        painCave.isFatal = 0; | 
| 316 | 
> | 
        painCave.severity = OPENMD_WARNING; | 
| 317 | 
  | 
        simError(); | 
| 318 | 
  | 
      } | 
| 319 | 
< | 
    } else {       | 
| 320 | 
< | 
      rSwitch_ = 0.85 * rCut_; | 
| 321 | 
< | 
      sprintf(painCave.errMsg, | 
| 322 | 
< | 
              "ForceManager::setupSwitching: No value was set for the switchingRadius.\n" | 
| 323 | 
< | 
              "\tOpenMD will use a default value of 85 percent of the cutoffRadius.\n" | 
| 324 | 
< | 
              "\tswitchingRadius = %f. for this simulation\n", rSwitch_); | 
| 325 | 
< | 
      painCave.isFatal = 0; | 
| 326 | 
< | 
      painCave.severity = OPENMD_WARNING; | 
| 327 | 
< | 
      simError(); | 
| 328 | 
< | 
    }            | 
| 319 | 
> | 
    } else { | 
| 320 | 
> | 
      if (mdFileVersion > 1) { | 
| 321 | 
> | 
        // throw an error if we define a switching radius and don't need one. | 
| 322 | 
> | 
        // older file versions should not do this. | 
| 323 | 
> | 
        if (simParams_->haveSwitchingRadius()) { | 
| 324 | 
> | 
          map<string, CutoffMethod>::const_iterator it; | 
| 325 | 
> | 
          string theMeth; | 
| 326 | 
> | 
          for (it = stringToCutoffMethod.begin();  | 
| 327 | 
> | 
               it != stringToCutoffMethod.end(); ++it) { | 
| 328 | 
> | 
            if (it->second == cutoffMethod_) { | 
| 329 | 
> | 
              theMeth = it->first; | 
| 330 | 
> | 
              break; | 
| 331 | 
> | 
            } | 
| 332 | 
> | 
          } | 
| 333 | 
> | 
          sprintf(painCave.errMsg, | 
| 334 | 
> | 
                  "ForceManager::setupCutoffs: the cutoffMethod (%s)\n" | 
| 335 | 
> | 
                  "\tis not set to SWITCHED, so switchingRadius value\n" | 
| 336 | 
> | 
                  "\twill be ignored for this simulation\n", theMeth.c_str()); | 
| 337 | 
> | 
          painCave.isFatal = 0; | 
| 338 | 
> | 
          painCave.severity = OPENMD_WARNING; | 
| 339 | 
> | 
          simError(); | 
| 340 | 
> | 
        } | 
| 341 | 
> | 
      } | 
| 342 | 
> | 
      rSwitch_ = rCut_; | 
| 343 | 
> | 
    } | 
| 344 | 
  | 
     | 
| 345 | 
+ | 
    // Default to cubic switching function. | 
| 346 | 
+ | 
    sft_ = cubic; | 
| 347 | 
  | 
    if (simParams_->haveSwitchingFunctionType()) { | 
| 348 | 
  | 
      string funcType = simParams_->getSwitchingFunctionType(); | 
| 349 | 
  | 
      toUpper(funcType); | 
| 367 | 
  | 
    } | 
| 368 | 
  | 
    switcher_->setSwitchType(sft_); | 
| 369 | 
  | 
    switcher_->setSwitch(rSwitch_, rCut_); | 
| 370 | 
+ | 
    interactionMan_->setSwitchingRadius(rSwitch_); | 
| 371 | 
  | 
  } | 
| 372 | 
+ | 
 | 
| 373 | 
+ | 
 | 
| 374 | 
+ | 
 | 
| 375 | 
  | 
   | 
| 376 | 
  | 
  void ForceManager::initialize() { | 
| 377 | 
  | 
 | 
| 378 | 
  | 
    if (!info_->isTopologyDone()) { | 
| 379 | 
+ | 
 | 
| 380 | 
  | 
      info_->update(); | 
| 381 | 
  | 
      interactionMan_->setSimInfo(info_); | 
| 382 | 
  | 
      interactionMan_->initialize(); | 
| 384 | 
  | 
      // We want to delay the cutoffs until after the interaction | 
| 385 | 
  | 
      // manager has set up the atom-atom interactions so that we can | 
| 386 | 
  | 
      // query them for suggested cutoff values | 
| 265 | 
– | 
 | 
| 387 | 
  | 
      setupCutoffs(); | 
| 267 | 
– | 
      setupSwitching(); | 
| 388 | 
  | 
 | 
| 389 | 
  | 
      info_->prepareTopology();       | 
| 390 | 
  | 
    } | 
| 391 | 
  | 
 | 
| 392 | 
  | 
    ForceFieldOptions& fopts = forceField_->getForceFieldOptions(); | 
| 393 | 
  | 
     | 
| 394 | 
< | 
    // Force fields can set options on how to scale van der Waals and electrostatic | 
| 395 | 
< | 
    // interactions for atoms connected via bonds, bends and torsions | 
| 396 | 
< | 
    // in this case the topological distance between atoms is: | 
| 394 | 
> | 
    // Force fields can set options on how to scale van der Waals and | 
| 395 | 
> | 
    // electrostatic interactions for atoms connected via bonds, bends | 
| 396 | 
> | 
    // and torsions in this case the topological distance between | 
| 397 | 
> | 
    // atoms is: | 
| 398 | 
  | 
    // 0 = topologically unconnected | 
| 399 | 
  | 
    // 1 = bonded together  | 
| 400 | 
  | 
    // 2 = connected via a bend | 
| 446 | 
  | 
     | 
| 447 | 
  | 
    for (mol = info_->beginMolecule(mi); mol != NULL;  | 
| 448 | 
  | 
         mol = info_->nextMolecule(mi)) { | 
| 449 | 
< | 
      for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) { | 
| 449 | 
> | 
      for(atom = mol->beginAtom(ai); atom != NULL;  | 
| 450 | 
> | 
          atom = mol->nextAtom(ai)) { | 
| 451 | 
  | 
        atom->zeroForcesAndTorques(); | 
| 452 | 
  | 
      } | 
| 453 | 
< | 
           | 
| 453 | 
> | 
       | 
| 454 | 
  | 
      //change the positions of atoms which belong to the rigidbodies | 
| 455 | 
  | 
      for (rb = mol->beginRigidBody(rbIter); rb != NULL;  | 
| 456 | 
  | 
           rb = mol->nextRigidBody(rbIter)) { | 
| 457 | 
  | 
        rb->zeroForcesAndTorques(); | 
| 458 | 
  | 
      }         | 
| 459 | 
< | 
 | 
| 459 | 
> | 
       | 
| 460 | 
  | 
      if(info_->getNGlobalCutoffGroups() != info_->getNGlobalAtoms()){ | 
| 461 | 
  | 
        for(cg = mol->beginCutoffGroup(ci); cg != NULL;  | 
| 462 | 
  | 
            cg = mol->nextCutoffGroup(ci)) { | 
| 465 | 
  | 
        } | 
| 466 | 
  | 
      }       | 
| 467 | 
  | 
    } | 
| 468 | 
< | 
    | 
| 468 | 
> | 
     | 
| 469 | 
  | 
    // Zero out the stress tensor | 
| 470 | 
  | 
    tau *= 0.0; | 
| 471 | 
  | 
     | 
| 519 | 
  | 
          dataSet.prev.angle = dataSet.curr.angle = angle; | 
| 520 | 
  | 
          dataSet.prev.potential = dataSet.curr.potential = currBendPot; | 
| 521 | 
  | 
          dataSet.deltaV = 0.0; | 
| 522 | 
< | 
          bendDataSets.insert(map<Bend*, BendDataSet>::value_type(bend, dataSet)); | 
| 522 | 
> | 
          bendDataSets.insert(map<Bend*, BendDataSet>::value_type(bend,  | 
| 523 | 
> | 
                                                                  dataSet)); | 
| 524 | 
  | 
        }else { | 
| 525 | 
  | 
          i->second.prev.angle = i->second.curr.angle; | 
| 526 | 
  | 
          i->second.prev.potential = i->second.curr.potential; | 
| 591 | 
  | 
   | 
| 592 | 
  | 
  void ForceManager::longRangeInteractions() { | 
| 593 | 
  | 
 | 
| 471 | 
– | 
    // some of this initial stuff will go away: | 
| 594 | 
  | 
    Snapshot* curSnapshot = info_->getSnapshotManager()->getCurrentSnapshot(); | 
| 595 | 
  | 
    DataStorage* config = &(curSnapshot->atomData); | 
| 596 | 
  | 
    DataStorage* cgConfig = &(curSnapshot->cgData); | 
| 475 | 
– | 
    RealType* frc = config->getArrayPointer(DataStorage::dslForce); | 
| 476 | 
– | 
    RealType* pos = config->getArrayPointer(DataStorage::dslPosition); | 
| 477 | 
– | 
    RealType* trq = config->getArrayPointer(DataStorage::dslTorque); | 
| 478 | 
– | 
    RealType* A = config->getArrayPointer(DataStorage::dslAmat); | 
| 479 | 
– | 
    RealType* electroFrame = config->getArrayPointer(DataStorage::dslElectroFrame); | 
| 480 | 
– | 
    RealType* particlePot = config->getArrayPointer(DataStorage::dslParticlePot); | 
| 481 | 
– | 
    RealType* rc;     | 
| 597 | 
  | 
 | 
| 598 | 
< | 
    if(info_->getNGlobalCutoffGroups() != info_->getNGlobalAtoms()){ | 
| 599 | 
< | 
      rc = cgConfig->getArrayPointer(DataStorage::dslPosition); | 
| 598 | 
> | 
    //calculate the center of mass of cutoff group | 
| 599 | 
> | 
 | 
| 600 | 
> | 
    SimInfo::MoleculeIterator mi; | 
| 601 | 
> | 
    Molecule* mol; | 
| 602 | 
> | 
    Molecule::CutoffGroupIterator ci; | 
| 603 | 
> | 
    CutoffGroup* cg; | 
| 604 | 
> | 
 | 
| 605 | 
> | 
    if(info_->getNCutoffGroups() > 0){       | 
| 606 | 
> | 
      for (mol = info_->beginMolecule(mi); mol != NULL;  | 
| 607 | 
> | 
           mol = info_->nextMolecule(mi)) { | 
| 608 | 
> | 
        for(cg = mol->beginCutoffGroup(ci); cg != NULL;  | 
| 609 | 
> | 
            cg = mol->nextCutoffGroup(ci)) { | 
| 610 | 
> | 
          cg->updateCOM(); | 
| 611 | 
> | 
        } | 
| 612 | 
> | 
      }       | 
| 613 | 
  | 
    } else { | 
| 614 | 
  | 
      // center of mass of the group is the same as position of the atom   | 
| 615 | 
  | 
      // if cutoff group does not exist | 
| 616 | 
< | 
      rc = pos; | 
| 616 | 
> | 
      cgConfig->position = config->position; | 
| 617 | 
  | 
    } | 
| 618 | 
< | 
     | 
| 491 | 
< | 
    // new stuff starts here: | 
| 618 | 
> | 
 | 
| 619 | 
  | 
    fDecomp_->zeroWorkArrays(); | 
| 620 | 
  | 
    fDecomp_->distributeData(); | 
| 621 | 
< | 
  | 
| 622 | 
< | 
    int cg1, cg2, atom1, atom2; | 
| 623 | 
< | 
    Vector3d d_grp, dag; | 
| 624 | 
< | 
    RealType rgrpsq, rgrp; | 
| 621 | 
> | 
     | 
| 622 | 
> | 
    int cg1, cg2, atom1, atom2, topoDist; | 
| 623 | 
> | 
    Vector3d d_grp, dag, d; | 
| 624 | 
> | 
    RealType rgrpsq, rgrp, r2, r; | 
| 625 | 
> | 
    RealType electroMult, vdwMult; | 
| 626 | 
  | 
    RealType vij; | 
| 627 | 
< | 
    Vector3d fij, fg; | 
| 627 | 
> | 
    Vector3d fij, fg, f1; | 
| 628 | 
  | 
    tuple3<RealType, RealType, RealType> cuts; | 
| 629 | 
  | 
    RealType rCutSq; | 
| 630 | 
  | 
    bool in_switching_region; | 
| 633 | 
  | 
    InteractionData idat; | 
| 634 | 
  | 
    SelfData sdat; | 
| 635 | 
  | 
    RealType mf; | 
| 508 | 
– | 
    potVec pot(0.0); | 
| 509 | 
– | 
    potVec longRangePotential(0.0); | 
| 636 | 
  | 
    RealType lrPot; | 
| 637 | 
+ | 
    RealType vpair; | 
| 638 | 
+ | 
    potVec longRangePotential(0.0); | 
| 639 | 
+ | 
    potVec workPot(0.0); | 
| 640 | 
  | 
 | 
| 641 | 
  | 
    int loopStart, loopEnd; | 
| 642 | 
  | 
 | 
| 643 | 
+ | 
    idat.vdwMult = &vdwMult; | 
| 644 | 
+ | 
    idat.electroMult = &electroMult; | 
| 645 | 
+ | 
    idat.pot = &workPot; | 
| 646 | 
+ | 
    sdat.pot = fDecomp_->getEmbeddingPotential(); | 
| 647 | 
+ | 
    idat.vpair = &vpair; | 
| 648 | 
+ | 
    idat.f1 = &f1; | 
| 649 | 
+ | 
    idat.sw = &sw; | 
| 650 | 
+ | 
    idat.shiftedPot = (cutoffMethod_ == SHIFTED_POTENTIAL) ? true : false; | 
| 651 | 
+ | 
    idat.shiftedForce = (cutoffMethod_ == SHIFTED_FORCE) ? true : false; | 
| 652 | 
+ | 
     | 
| 653 | 
  | 
    loopEnd = PAIR_LOOP; | 
| 654 | 
  | 
    if (info_->requiresPrepair() ) { | 
| 655 | 
  | 
      loopStart = PREPAIR_LOOP; | 
| 656 | 
  | 
    } else { | 
| 657 | 
  | 
      loopStart = PAIR_LOOP; | 
| 658 | 
  | 
    } | 
| 659 | 
< | 
 | 
| 660 | 
< | 
    for (int iLoop = loopStart; iLoop < loopEnd; iLoop++) { | 
| 661 | 
< | 
       | 
| 659 | 
> | 
    | 
| 660 | 
> | 
    for (int iLoop = loopStart; iLoop <= loopEnd; iLoop++) { | 
| 661 | 
> | 
     | 
| 662 | 
  | 
      if (iLoop == loopStart) { | 
| 663 | 
  | 
        bool update_nlist = fDecomp_->checkNeighborList(); | 
| 664 | 
  | 
        if (update_nlist)  | 
| 665 | 
  | 
          neighborList = fDecomp_->buildNeighborList(); | 
| 666 | 
< | 
      } | 
| 666 | 
> | 
      }              | 
| 667 | 
  | 
 | 
| 668 | 
  | 
      for (vector<pair<int, int> >::iterator it = neighborList.begin();  | 
| 669 | 
  | 
             it != neighborList.end(); ++it) { | 
| 670 | 
< | 
         | 
| 670 | 
> | 
                 | 
| 671 | 
  | 
        cg1 = (*it).first; | 
| 672 | 
  | 
        cg2 = (*it).second; | 
| 673 | 
  | 
         | 
| 674 | 
  | 
        cuts = fDecomp_->getGroupCutoffs(cg1, cg2); | 
| 675 | 
  | 
 | 
| 676 | 
  | 
        d_grp  = fDecomp_->getIntergroupVector(cg1, cg2); | 
| 677 | 
+ | 
 | 
| 678 | 
  | 
        curSnapshot->wrapVector(d_grp);         | 
| 679 | 
  | 
        rgrpsq = d_grp.lengthSquare(); | 
| 540 | 
– | 
 | 
| 680 | 
  | 
        rCutSq = cuts.second; | 
| 681 | 
  | 
 | 
| 682 | 
  | 
        if (rgrpsq < rCutSq) { | 
| 683 | 
< | 
          *(idat.rcut) = cuts.first; | 
| 683 | 
> | 
          idat.rcut = &cuts.first; | 
| 684 | 
  | 
          if (iLoop == PAIR_LOOP) { | 
| 685 | 
< | 
            vij *= 0.0; | 
| 685 | 
> | 
            vij = 0.0; | 
| 686 | 
  | 
            fij = V3Zero; | 
| 687 | 
  | 
          } | 
| 688 | 
  | 
           | 
| 689 | 
< | 
          in_switching_region = switcher_->getSwitch(rgrpsq, *(idat.sw), dswdr,  | 
| 689 | 
> | 
          in_switching_region = switcher_->getSwitch(rgrpsq, sw, dswdr,  | 
| 690 | 
  | 
                                                     rgrp);  | 
| 691 | 
< | 
               | 
| 691 | 
> | 
           | 
| 692 | 
  | 
          atomListRow = fDecomp_->getAtomsInGroupRow(cg1); | 
| 693 | 
  | 
          atomListColumn = fDecomp_->getAtomsInGroupColumn(cg2); | 
| 694 | 
  | 
 | 
| 699 | 
  | 
            for (vector<int>::iterator jb = atomListColumn.begin();  | 
| 700 | 
  | 
                 jb != atomListColumn.end(); ++jb) {               | 
| 701 | 
  | 
              atom2 = (*jb); | 
| 702 | 
< | 
               | 
| 702 | 
> | 
 | 
| 703 | 
  | 
              if (!fDecomp_->skipAtomPair(atom1, atom2)) { | 
| 704 | 
+ | 
                vpair = 0.0; | 
| 705 | 
+ | 
                workPot = 0.0; | 
| 706 | 
+ | 
                f1 = V3Zero; | 
| 707 | 
+ | 
 | 
| 708 | 
+ | 
                fDecomp_->fillInteractionData(idat, atom1, atom2); | 
| 709 | 
  | 
                 | 
| 710 | 
< | 
                pot *= 0.0; | 
| 710 | 
> | 
                topoDist = fDecomp_->getTopologicalDistance(atom1, atom2); | 
| 711 | 
> | 
                vdwMult = vdwScale_[topoDist]; | 
| 712 | 
> | 
                electroMult = electrostaticScale_[topoDist]; | 
| 713 | 
  | 
 | 
| 568 | 
– | 
                idat = fDecomp_->fillInteractionData(atom1, atom2); | 
| 569 | 
– | 
                *(idat.pot) = pot; | 
| 570 | 
– | 
 | 
| 714 | 
  | 
                if (atomListRow.size() == 1 && atomListColumn.size() == 1) { | 
| 715 | 
< | 
                  *(idat.d) = d_grp; | 
| 716 | 
< | 
                  *(idat.r2) = rgrpsq; | 
| 715 | 
> | 
                  idat.d = &d_grp; | 
| 716 | 
> | 
                  idat.r2 = &rgrpsq; | 
| 717 | 
  | 
                } else { | 
| 718 | 
< | 
                  *(idat.d) = fDecomp_->getInteratomicVector(atom1, atom2); | 
| 719 | 
< | 
                  curSnapshot->wrapVector( *(idat.d) ); | 
| 720 | 
< | 
                  *(idat.r2) = idat.d->lengthSquare(); | 
| 718 | 
> | 
                  d = fDecomp_->getInteratomicVector(atom1, atom2); | 
| 719 | 
> | 
                  curSnapshot->wrapVector( d ); | 
| 720 | 
> | 
                  r2 = d.lengthSquare(); | 
| 721 | 
> | 
                  idat.d = &d; | 
| 722 | 
> | 
                  idat.r2 = &r2; | 
| 723 | 
  | 
                } | 
| 579 | 
– | 
                 | 
| 580 | 
– | 
                *(idat.rij) = sqrt( *(idat.r2) ); | 
| 724 | 
  | 
                | 
| 725 | 
+ | 
                r = sqrt( *(idat.r2) ); | 
| 726 | 
+ | 
                idat.rij = &r; | 
| 727 | 
+ | 
                | 
| 728 | 
  | 
                if (iLoop == PREPAIR_LOOP) { | 
| 729 | 
  | 
                  interactionMan_->doPrePair(idat); | 
| 730 | 
  | 
                } else { | 
| 731 | 
  | 
                  interactionMan_->doPair(idat); | 
| 732 | 
  | 
                  fDecomp_->unpackInteractionData(idat, atom1, atom2); | 
| 733 | 
< | 
                  vij += *(idat.vpair); | 
| 734 | 
< | 
                  fij += *(idat.f1); | 
| 735 | 
< | 
                  tau -= outProduct( *(idat.d), *(idat.f1)); | 
| 733 | 
> | 
                  vij += vpair; | 
| 734 | 
> | 
                  fij += f1; | 
| 735 | 
> | 
                  tau -= outProduct( *(idat.d), f1); | 
| 736 | 
  | 
                } | 
| 737 | 
  | 
              } | 
| 738 | 
  | 
            } | 
| 742 | 
  | 
            if (in_switching_region) { | 
| 743 | 
  | 
              swderiv = vij * dswdr / rgrp; | 
| 744 | 
  | 
              fg = swderiv * d_grp; | 
| 599 | 
– | 
 | 
| 745 | 
  | 
              fij += fg; | 
| 746 | 
  | 
 | 
| 747 | 
  | 
              if (atomListRow.size() == 1 && atomListColumn.size() == 1) { | 
| 756 | 
  | 
                // presence in switching region | 
| 757 | 
  | 
                fg = swderiv * d_grp * mf; | 
| 758 | 
  | 
                fDecomp_->addForceToAtomRow(atom1, fg); | 
| 614 | 
– | 
 | 
| 759 | 
  | 
                if (atomListRow.size() > 1) { | 
| 760 | 
  | 
                  if (info_->usesAtomicVirial()) { | 
| 761 | 
  | 
                    // find the distance between the atom | 
| 784 | 
  | 
                } | 
| 785 | 
  | 
              } | 
| 786 | 
  | 
            } | 
| 787 | 
< | 
            //if (!SIM_uses_AtomicVirial) { | 
| 787 | 
> | 
            //if (!info_->usesAtomicVirial()) { | 
| 788 | 
  | 
            //  tau -= outProduct(d_grp, fij); | 
| 789 | 
  | 
            //} | 
| 790 | 
  | 
          } | 
| 792 | 
  | 
      } | 
| 793 | 
  | 
 | 
| 794 | 
  | 
      if (iLoop == PREPAIR_LOOP) { | 
| 795 | 
< | 
        if (info_->requiresPrepair()) {             | 
| 795 | 
> | 
        if (info_->requiresPrepair()) { | 
| 796 | 
> | 
 | 
| 797 | 
  | 
          fDecomp_->collectIntermediateData(); | 
| 798 | 
  | 
 | 
| 799 | 
  | 
          for (int atom1 = 0; atom1 < info_->getNAtoms(); atom1++) { | 
| 800 | 
< | 
            sdat = fDecomp_->fillSelfData(atom1); | 
| 800 | 
> | 
            fDecomp_->fillSelfData(sdat, atom1); | 
| 801 | 
  | 
            interactionMan_->doPreForce(sdat); | 
| 802 | 
  | 
          } | 
| 803 | 
  | 
 | 
| 804 | 
< | 
          fDecomp_->distributeIntermediateData();         | 
| 804 | 
> | 
          fDecomp_->distributeIntermediateData(); | 
| 805 | 
> | 
 | 
| 806 | 
  | 
        } | 
| 807 | 
  | 
      } | 
| 662 | 
– | 
 | 
| 808 | 
  | 
    } | 
| 809 | 
  | 
     | 
| 810 | 
  | 
    fDecomp_->collectData(); | 
| 666 | 
– | 
     | 
| 667 | 
– | 
    if ( info_->requiresSkipCorrection() ) { | 
| 668 | 
– | 
       | 
| 669 | 
– | 
      for (int atom1 = 0; atom1 < fDecomp_->getNAtomsInRow(); atom1++) { | 
| 670 | 
– | 
 | 
| 671 | 
– | 
        vector<int> skipList = fDecomp_->getSkipsForRowAtom( atom1 ); | 
| 811 | 
  | 
         | 
| 673 | 
– | 
        for (vector<int>::iterator jb = skipList.begin();  | 
| 674 | 
– | 
             jb != skipList.end(); ++jb) {          | 
| 675 | 
– | 
      | 
| 676 | 
– | 
          atom2 = (*jb); | 
| 677 | 
– | 
          idat = fDecomp_->fillSkipData(atom1, atom2); | 
| 678 | 
– | 
          interactionMan_->doSkipCorrection(idat); | 
| 679 | 
– | 
 | 
| 680 | 
– | 
        } | 
| 681 | 
– | 
      } | 
| 682 | 
– | 
    } | 
| 683 | 
– | 
     | 
| 812 | 
  | 
    if (info_->requiresSelfCorrection()) { | 
| 813 | 
  | 
 | 
| 814 | 
  | 
      for (int atom1 = 0; atom1 < info_->getNAtoms(); atom1++) {           | 
| 815 | 
< | 
        sdat = fDecomp_->fillSelfData(atom1); | 
| 815 | 
> | 
        fDecomp_->fillSelfData(sdat, atom1); | 
| 816 | 
  | 
        interactionMan_->doSelfCorrection(sdat); | 
| 817 | 
  | 
      } | 
| 818 | 
  | 
 | 
| 819 | 
  | 
    } | 
| 820 | 
  | 
 | 
| 821 | 
< | 
    longRangePotential = fDecomp_->getLongRangePotential(); | 
| 821 | 
> | 
    longRangePotential = *(fDecomp_->getEmbeddingPotential()) +  | 
| 822 | 
> | 
      *(fDecomp_->getPairwisePotential()); | 
| 823 | 
> | 
 | 
| 824 | 
  | 
    lrPot = longRangePotential.sum(); | 
| 825 | 
  | 
 | 
| 826 | 
  | 
    //store the tau and long range potential     |