Fixed an error in the reference implementation of VariableLangevinIntegrator

bb2c5f84 · Peter Eastman · d147fc2c · bb2c5f84
Commit bb2c5f84 authored Jul 16, 2009 by Peter Eastman
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platforms/reference/src/SimTKReference/ReferenceVariableStochasticDynamics.cpp ...rc/SimTKReference/ReferenceVariableStochasticDynamics.cpp +1 -1

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--- a/platforms/reference/src/SimTKReference/ReferenceVariableStochasticDynamics.cpp
+++ b/platforms/reference/src/SimTKReference/ReferenceVariableStochasticDynamics.cpp
@@ -378,7 +378,7 @@ int ReferenceVariableStochasticDynamics::updatePart1( int numberOfAtoms, RealOpe
           RealOpenMM vPrime   = oldVelocities[ii][jj]*fixedParameters[EM_V] +
                                 inverseMasses[ii]*forces[ii][jj]*tau*(one - fixedParameters[EM_V]) +
-                                 vVector[ii][jj] - fixedParameters[EM_V]*Vmh;
+                                 vVector[ii][jj] - fixedParameters[EM]*Vmh;
           xPrime[ii][jj]      = atomCoordinates[ii][jj] + vPrime*fix1;
      }