Removed obsolete comments about energy not being computed on the GPU

examples/HelloSodiumChloride.cpp

@@ -32,8 +32,6 @@ static const double StepSizeInFs        = 2;       // integration step size (fs)
 static const double ReportIntervalInFs  = 50;      // how often to issue PDB frame (fs)
 static const double SimulationTimeInPs  = 100;     // total simulation time (ps)
 
-// Currently energy calculation is not available in the GPU kernels so asking
-// for it requires slow Reference Platform computation at reporting intervals.
 static const bool   WantEnergy          = true;
 
 

examples/HelloSodiumChlorideInC.c

@@ -32,8 +32,6 @@ static const double StepSizeInFs        = 2;      /*integration step size (fs)
 static const double ReportIntervalInFs  = 50;     /*how often for PDB frame (fs)*/
 static const double SimulationTimeInPs  = 100;    /*total simulation time (ps)  */
 
-/* Currently energy calculation is not available in the GPU kernels so asking
-   for it requires slow Reference Platform computation at reporting intervals. */
 static const int    WantEnergy          = 1;
 
 

examples/HelloSodiumChlorideInFortran.f90

@@ -38,9 +38,6 @@ MODULE MyAtomInfo
     parameter(ReportIntervalInFs = 50)  !how often for PDB frame (fs)
     parameter(SimulationTimeInPs = 100) !total simulation time (ps)
     
-    ! Currently energy calculation is not available in the GPU kernels so
-    ! asking for it requires slow Reference Platform computation at 
-    ! reporting intervals. If you have a big system you'll want this off.
     logical, parameter :: WantEnergy = .true.
 
     ! Atom and force field information

examples/HelloWaterBox.cpp

@@ -355,7 +355,6 @@ static void
 myGetOpenMMState(MyOpenMMData* omm, double& timeInPs,
                  std::vector<double>& atomPositionsInAng)
 {
-    // We don't calculate energy in this example because it would take most of the time
     const OpenMM::State state = omm->context->getState(OpenMM::State::Positions, true);
     timeInPs = state.getTime(); // OpenMM time is in ps already