| 35 |
|
* |
| 36 |
|
* [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). |
| 37 |
|
* [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). |
| 38 |
< |
* [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). |
| 38 |
> |
* [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008). |
| 39 |
|
* [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010). |
| 40 |
|
* [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). |
| 41 |
|
*/ |
| 52 |
|
RealType FluctuatingChargeObjectiveFunction::value(const DynamicVector<RealType>& x) { |
| 53 |
|
setCoor(x); |
| 54 |
|
forceMan_->calcForces(); |
| 55 |
+ |
|
| 56 |
|
Snapshot* curSnapshot = info_->getSnapshotManager()->getCurrentSnapshot(); |
| 57 |
< |
return curSnapshot->statData[Stats::ELECTROSTATIC_POTENTIAL]; |
| 57 |
> |
potVec pot = curSnapshot->getLongRangePotentials(); |
| 58 |
> |
potVec exPot = curSnapshot->getExcludedPotentials(); |
| 59 |
> |
|
| 60 |
> |
return pot[ELECTROSTATIC_FAMILY] + exPot[ELECTROSTATIC_FAMILY]; |
| 61 |
|
} |
| 62 |
|
|
| 63 |
|
void FluctuatingChargeObjectiveFunction::gradient(DynamicVector<RealType>& grad, const DynamicVector<RealType>& x) { |
| 60 |
– |
int shakeStatus; |
| 64 |
|
|
| 65 |
|
setCoor(x); |
| 66 |
|
|
| 67 |
|
forceMan_->calcForces(); |
| 68 |
|
fqConstraints_->applyConstraints(); |
| 69 |
< |
|
| 69 |
> |
|
| 70 |
|
getGrad(grad); |
| 71 |
|
} |
| 72 |
|
|
| 81 |
|
getGrad(grad); |
| 82 |
|
|
| 83 |
|
Snapshot* curSnapshot = info_->getSnapshotManager()->getCurrentSnapshot(); |
| 84 |
< |
return curSnapshot->statData[Stats::ELECTROSTATIC_POTENTIAL]; |
| 84 |
> |
potVec pot = curSnapshot->getLongRangePotentials(); |
| 85 |
> |
potVec exPot = curSnapshot->getExcludedPotentials(); |
| 86 |
> |
|
| 87 |
> |
return pot[ELECTROSTATIC_FAMILY] + exPot[ELECTROSTATIC_FAMILY]; |
| 88 |
|
} |
| 89 |
|
|
| 90 |
|
void FluctuatingChargeObjectiveFunction::setCoor(const DynamicVector<RealType> &x) const { |
| 99 |
|
|
| 100 |
|
for (atom = mol->beginFluctuatingCharge(j); atom != NULL; |
| 101 |
|
atom = mol->nextFluctuatingCharge(j)) { |
| 102 |
< |
|
| 102 |
> |
|
| 103 |
|
atom->setFlucQPos(x[index++]); |
| 104 |
|
} |
| 105 |
|
} |
| 118 |
|
|
| 119 |
|
for (atom = mol->beginFluctuatingCharge(j); atom != NULL; |
| 120 |
|
atom = mol->nextFluctuatingCharge(j)) { |
| 121 |
< |
|
| 121 |
> |
|
| 122 |
|
grad[index++] = -atom->getFlucQFrc(); |
| 123 |
|
} |
| 124 |
|
} |