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). |
39 |
< |
* [4] Vardeman & Gezelter, in progress (2009). |
39 |
> |
* [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010). |
40 |
> |
* [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). |
41 |
|
*/ |
42 |
|
|
43 |
+ |
#include "config.h" |
44 |
+ |
#include <cmath> |
45 |
+ |
|
46 |
|
#include "primitives/Inversion.hpp" |
47 |
|
|
48 |
|
namespace OpenMD { |
52 |
|
atom1_(atom1), atom2_(atom2), atom3_(atom3), atom4_(atom4), |
53 |
|
inversionType_(it) { } |
54 |
|
|
55 |
< |
void Inversion::calcForce(RealType& angle) { |
55 |
> |
void Inversion::calcForce(RealType& angle, bool doParticlePot) { |
56 |
|
|
57 |
|
// In OpenMD's version of an inversion, the central atom |
58 |
|
// comes first. However, to get the planarity in a typical cosine |
113 |
|
atom4_->addFrc(-f2); |
114 |
|
atom3_->addFrc(-f3); |
115 |
|
|
116 |
< |
atom1_->addParticlePot(potential_); |
117 |
< |
atom2_->addParticlePot(potential_); |
118 |
< |
atom3_->addParticlePot(potential_); |
119 |
< |
atom4_->addParticlePot(potential_); |
120 |
< |
|
116 |
> |
if (doParticlePot) { |
117 |
> |
atom1_->addParticlePot(potential_); |
118 |
> |
atom2_->addParticlePot(potential_); |
119 |
> |
atom3_->addParticlePot(potential_); |
120 |
> |
atom4_->addParticlePot(potential_); |
121 |
> |
} |
122 |
> |
|
123 |
|
angle = acos(cos_phi) /M_PI * 180.0; |
124 |
|
} |
125 |
|
|