Implemented == and != operators for Vec3

openmmapi/include/openmm/Vec3.h

@@ -67,6 +67,14 @@ public:
         return data[index];
     }
 
+    bool operator==(const Vec3& rhs) const {
+        return (data[0] == rhs[0] && data[1] == rhs[1] && data[2] == rhs[2]);
+    }
+
+    bool operator!=(const Vec3& rhs) const {
+        return (data[0] != rhs[0] || data[1] != rhs[1] || data[2] != rhs[2]);
+    }
+    
     // Arithmetic operators
     
     // unary plus