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#include "FEDataStructures.h"
#include <mpi.h>
#ifdef USE_CATALYST
#include "FEAdaptor.h"
#endif
// Example of a C++ adaptor for a simulation code
// where the simulation code has a fixed topology
// grid. We treat the grid as an unstructured
// grid even though in the example provided it
// would be best described as a vtkImageData.
// Also, the points and velocity vector are
// stored in a structure-of-arrays format.
// This is purposefully done to demonstrate
// the zero-copy API for getting data
// into Catalyst. Note that through configuration
// that the driver can be run without linking
// to Catalyst.
int main(int argc, char* argv[])
{
MPI_Init(&argc, &argv);
Grid grid;
unsigned int numPoints[3] = {70, 60, 44};
double spacing[3] = {1, 1.1, 1.3};
grid.Initialize(numPoints, spacing);
Attributes attributes;
attributes.Initialize(&grid);
#ifdef USE_CATALYST
FEAdaptor::Initialize(argc, argv);
#endif
unsigned int numberOfTimeSteps = 100;
for(unsigned int timeStep=0;timeStep<numberOfTimeSteps;timeStep++)
{
// use a time step length of 0.1
double time = timeStep * 0.1;
attributes.UpdateFields(time);
#ifdef USE_CATALYST
FEAdaptor::CoProcess(grid, attributes, time, timeStep, timeStep == numberOfTimeSteps-1);
#endif
}
#ifdef USE_CATALYST
FEAdaptor::Finalize();
#endif
MPI_Finalize();
return 0;
}
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