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The bond-stretch term for MMFF. More...
#include <BondStretch.h>
Public Member Functions | |
BondStretchContrib () | |
BondStretchContrib (ForceField *owner, const unsigned int idx1, const unsigned int idx2, const MMFFBond *mmffBondParams) | |
Constructor. | |
double | getEnergy (double *pos) const override |
returns our contribution to the energy of a position | |
void | getGrad (double *pos, double *grad) const override |
calculates our contribution to the gradients of a position | |
BondStretchContrib * | copy () const override |
return a copy | |
Public Member Functions inherited from ForceFields::ForceFieldContrib | |
ForceFieldContrib () | |
ForceFieldContrib (ForceFields::ForceField *owner) | |
virtual | ~ForceFieldContrib () |
Additional Inherited Members | |
Protected Attributes inherited from ForceFields::ForceFieldContrib | |
ForceField * | dp_forceField {nullptr} |
our owning ForceField | |
The bond-stretch term for MMFF.
Definition at line 23 of file MMFF/BondStretch.h.
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inline |
Definition at line 25 of file MMFF/BondStretch.h.
ForceFields::MMFF::BondStretchContrib::BondStretchContrib | ( | ForceField * | owner, |
const unsigned int | idx1, | ||
const unsigned int | idx2, | ||
const MMFFBond * | mmffBondParams | ||
) |
Constructor.
owner | pointer to the owning ForceField |
idx1 | index of end1 in the ForceField's positions |
idx2 | index of end2 in the ForceField's positions |
bondType | MMFF94 type of the bond (as an unsigned int) |
end1Params | pointer to the parameters for end1 |
end2Params | pointer to the parameters for end2 |
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inlineoverridevirtual |
return a copy
Implements ForceFields::ForceFieldContrib.
Definition at line 43 of file MMFF/BondStretch.h.
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overridevirtual |
returns our contribution to the energy of a position
Implements ForceFields::ForceFieldContrib.
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overridevirtual |
calculates our contribution to the gradients of a position
Implements ForceFields::ForceFieldContrib.