moebiusband/NuSiF-Solver
2
0
Fork 2
Code Issues Pull Requests 1 Packages Projects Releases Wiki Activity

Implemented Function pointer for SOR, RB and RBA variants

Browse Source
This commit is contained in:
Aditya Ujeniya
2023-07-14 21:50:38 +02:00
parent 9f55413efb
commit b50dbe7d4b
30 changed files with 61658 additions and 61142 deletions
Download Patch File Download Diff File Expand all files Collapse all files

91
BasicSolver/2D-seq/src/main.c
View File

@@ -20,7 +20,7 @@ enum VARIANT { SOR = 1, RB, RBA };
int main (int argc, char** argv)
{
int rank;
int variant = SOR;
int variant = RB;
double S, E;
Parameter params;
@@ -49,76 +49,29 @@ int main (int argc, char** argv)
double t = 0.0;
int nt = 0;
void (*solver_generic[])(solver) = {solve, solveRB, solveRBA};
S = getTimeStamp();
switch (variant) {
case SOR:
printf("Plain SOR\n");
while (t <= te)
{
if (tau > 0.0) computeTimestep(&solver);
setBoundaryConditions(&solver);
setSpecialBoundaryCondition(&solver);
computeFG(&solver);
computeRHS(&solver);
if (nt % 100 == 0) normalizePressure(&solver);
solve(&solver);
adaptUV(&solver);
t += solver.dt;
nt++;
#ifdef VERBOSE
printf("TIME %f , TIMESTEP %f\n", t, solver.dt);
#else
printProgress(t);
#endif
}
break;
case RB:
printf("Red-black SOR\n");
while (t <= te)
{
if (tau > 0.0) computeTimestep(&solver);
setBoundaryConditions(&solver);
setSpecialBoundaryCondition(&solver);
computeFG(&solver);
computeRHS(&solver);
if (nt % 100 == 0) normalizePressure(&solver);
solveRB(&solver);
adaptUV(&solver);
t += solver.dt;
nt++;
#ifdef VERBOSE
printf("TIME %f , TIMESTEP %f\n", t, solver.dt);
#else
printProgress(t);
#endif
}
break;
case RBA:
printf("Red-black SOR with acceleration\n");
while (t <= te)
{
if (tau > 0.0) computeTimestep(&solver);
setBoundaryConditions(&solver);
setSpecialBoundaryCondition(&solver);
computeFG(&solver);
computeRHS(&solver);
if (nt % 100 == 0) normalizePressure(&solver);
solveRBA(&solver);
adaptUV(&solver);
t += solver.dt;
nt++;
#ifdef VERBOSE
printf("TIME %f , TIMESTEP %f\n", t, solver.dt);
#else
printProgress(t);
#endif
}
break;
while (t <= te)
{
if (tau > 0.0) computeTimestep(&solver);
setBoundaryConditions(&solver);
setSpecialBoundaryCondition(&solver);
computeFG(&solver);
computeRHS(&solver);
if (nt % 100 == 0) normalizePressure(&solver);
(*solver_generic[variant - 1])(&solver);
adaptUV(&solver);
t += solver.dt;
nt++;
#ifdef VERBOSE
printf("TIME %f , TIMESTEP %f\n", t, solver.dt);
#else
printProgress(t);
#endif
}
E = getTimeStamp();