Fixed same issue in NonbondedForce serialization.

serialization/src/NonbondedForceProxy.cpp

@@ -46,6 +46,8 @@ void NonbondedForceProxy::serialize(const void* object, SerializationNode& node)
     const NonbondedForce& force = *reinterpret_cast<const NonbondedForce*>(object);
     node.setIntProperty("method", (int) force.getNonbondedMethod());
     node.setDoubleProperty("cutoff", force.getCutoffDistance());
+    node.setBoolProperty("useSwitchingFunction", force.getUseSwitchingFunction());
+    node.setDoubleProperty("switchingDistance", force.getSwitchingDistance());
     node.setDoubleProperty("ewaldTolerance", force.getEwaldErrorTolerance());
     node.setDoubleProperty("rfDielectric", force.getReactionFieldDielectric());
     node.setIntProperty("dispersionCorrection", force.getUseDispersionCorrection());
@@ -71,6 +73,8 @@ void* NonbondedForceProxy::deserialize(const SerializationNode& node) const {
     try {
         force->setNonbondedMethod((NonbondedForce::NonbondedMethod) node.getIntProperty("method"));
         force->setCutoffDistance(node.getDoubleProperty("cutoff"));
+        force->setUseSwitchingFunction(node.getDoubleProperty("useSwitchingFunction"));
+        force->setSwitchingDistance(node.getDoubleProperty("switchingDistance"));
         force->setEwaldErrorTolerance(node.getDoubleProperty("ewaldTolerance"));
         force->setReactionFieldDielectric(node.getDoubleProperty("rfDielectric"));
         force->setUseDispersionCorrection(node.getIntProperty("dispersionCorrection"));

serialization/tests/TestSerializeNonbondedForce.cpp

@@ -43,6 +43,8 @@ void testSerialization() {
 
     NonbondedForce force;
     force.setNonbondedMethod(NonbondedForce::CutoffPeriodic);
+    force.setSwitchingDistance(1.5);
+    force.setUseSwitchingFunction(true);
     force.setCutoffDistance(2.0);
     force.setEwaldErrorTolerance(1e-3);
     force.setReactionFieldDielectric(50.0);
@@ -63,6 +65,8 @@ void testSerialization() {
 
     NonbondedForce& force2 = *copy;
     ASSERT_EQUAL(force.getNonbondedMethod(), force2.getNonbondedMethod());
+    ASSERT_EQUAL(force.getSwitchingDistance(), force2.getSwitchingDistance());
+    ASSERT_EQUAL(force.getUseSwitchingFunction(), force2.getUseSwitchingFunction());
     ASSERT_EQUAL(force.getCutoffDistance(), force2.getCutoffDistance());
     ASSERT_EQUAL(force.getEwaldErrorTolerance(), force2.getEwaldErrorTolerance());
     ASSERT_EQUAL(force.getReactionFieldDielectric(), force2.getReactionFieldDielectric());