Update for new computation environment routines.

Author: chrispbradley

src/fortran/nonlinear_poisson_equation.F90

@@ -60,6 +60,7 @@ PROGRAM NONLINEAR_POISSON_EQUATION
 
   TYPE(cmfe_BasisType) :: Basis
   TYPE(cmfe_BoundaryConditionsType) :: BoundaryConditions
+  TYPE(cmfe_ComputationEnvironmentType) :: computationEnvironment
   TYPE(cmfe_CoordinateSystemType) :: CoordinateSystem,WorldCoordinateSystem
   TYPE(cmfe_DecompositionType) :: Decomposition
   TYPE(cmfe_EquationsType) :: Equations
@@ -142,8 +143,9 @@ PROGRAM NONLINEAR_POISSON_EQUATION
   CALL cmfe_OutputSetOn("nonlinear_poisson_equation",Err)
 
   !Get the computational nodes information
-  CALL cmfe_ComputationalNumberOfNodesGet(NumberOfComputationalNodes,Err)
-  CALL cmfe_ComputationalNodeNumberGet(ComputationalNodeNumber,Err)
+  CALL cmfe_ComputationEnvironment_Initialise(computationEnvironment,err)
+  CALL cmfe_ComputationEnvironment_NumberOfWorldNodesGet(computationEnvironment,numberOfComputationalNodes,err)
+  CALL cmfe_ComputationEnvironment_WorldNodeNumberGet(computationEnvironment,computationalNodeNumber,err)
 
   !-----------------------------------------------------------------------------------------------------------
   ! COORDINATE SYSTEM