Add usesPeriodicBoundaryConditions to the plugin Forces.

plugins/amoeba/openmmapi/include/openmm/AmoebaAngleForce.h

@@ -166,7 +166,13 @@ public:
      * in an angle cannot be changed, nor can new angles be added.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
     double _globalCubicK, _globalQuarticK, _globalPenticK, _globalSexticK;

plugins/amoeba/openmmapi/include/openmm/AmoebaBondForce.h

@@ -138,7 +138,13 @@ public:
      * in a bond cannot be changed, nor can new bonds be added.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     double _globalQuarticK, _globalCubicK;
     ForceImpl* createImpl() const;

plugins/amoeba/openmmapi/include/openmm/AmoebaGeneralizedKirkwoodForce.h

@@ -163,7 +163,13 @@ public:
      * (the probe radius, the surface area factor, etc.) are unaffected and can only be changed by reinitializing the Context.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/amoeba/openmmapi/include/openmm/AmoebaInPlaneAngleForce.h

@@ -171,7 +171,13 @@ public:
      * in an angle cannot be changed, nor can new angles be added.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
     double _globalCubicK, _globalQuarticK, _globalPenticK, _globalSexticK;

plugins/amoeba/openmmapi/include/openmm/AmoebaMultipoleForce.h

@@ -349,7 +349,13 @@ public:
      * only to change the parameters of existing ones.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return nonbondedMethod == AmoebaMultipoleForce::PME;}
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/amoeba/openmmapi/include/openmm/AmoebaOutOfPlaneBendForce.h

@@ -163,7 +163,13 @@ public:
      * in a term cannot be changed, nor can new terms be added.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
     double _globalCubicK, _globalQuarticK, _globalPenticK, _globalSexticK;

plugins/amoeba/openmmapi/include/openmm/AmoebaPiTorsionForce.h

@@ -113,7 +113,13 @@ public:
      * in a torsion cannot be changed, nor can new torsions be added.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/amoeba/openmmapi/include/openmm/AmoebaStretchBendForce.h

@@ -116,7 +116,13 @@ public:
      * in a term cannot be changed, nor can new terms be added.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/amoeba/openmmapi/include/openmm/AmoebaTorsionTorsionForce.h

@@ -137,7 +137,13 @@ public:
      *                         grid[x][y][5] = dEd(xy) value
      */
     void setTorsionTorsionGrid(int index, const std::vector<std::vector<std::vector<double> > >& grid);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/amoeba/openmmapi/include/openmm/AmoebaVdwForce.h

@@ -212,7 +212,13 @@ public:
      * (the nonbonded method, the cutoff distance, etc.) are unaffected and can only be changed by reinitializing the Context.
      */
     void updateParametersInContext(Context& context);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return nonbondedMethod == AmoebaVdwForce::CutoffPeriodic};
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/amoeba/openmmapi/include/openmm/AmoebaWcaDispersionForce.h

@@ -121,7 +121,13 @@ public:
     void setShctd(double inputValue);
     void setDispoff(double inputValue);
     void setSlevy(double inputValue);
-
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
 private:

plugins/drude/openmmapi/include/openmm/DrudeForce.h

@@ -162,6 +162,13 @@ public:
      * be used to add new particles or screenedPairs, only to change the parameters of existing ones.
      */
     void updateParametersInContext(Context& context);
+    /**
+     * Returns whether or not this force makes use of periodic boundary
+     * conditions.
+     *
+     * @returns true if nonbondedMethod uses PBC and false otherwise
+     */
+    bool usesPeriodicBoundaryConditions() const {return false;}
 protected:
     ForceImpl* createImpl() const;
 private: