[Cleanup] Rename: timeSteppingScheme -> velocityUpdater

src/sand-wedge.cc

@@ -340,7 +340,7 @@ int main(int argc, char *argv[]) {
                              dirichletNodes);
     auto multigridStep = factory.getSolver();
 
-    auto timeSteppingScheme = initTimeStepper(
+    auto velocityUpdater = initTimeStepper(
         parset.get<Config::scheme>("timeSteps.scheme"),
         velocityDirichletFunction, dirichletNodes, M, A, C, u_initial,
         ur_initial, v_initial, vr_initial, a_initial);
@@ -365,7 +365,7 @@ int main(int argc, char *argv[]) {
     auto const lambda = parset.get<double>("v.fpi.lambda");
     for (size_t timeStep = 1; timeStep <= timeSteps; ++timeStep) {
       stateUpdater->nextTimeStep();
-      timeSteppingScheme->nextTimeStep();
+      velocityUpdater->nextTimeStep();
 
       auto const relativeTime = double(timeStep) / double(timeSteps);
       Vector ell(leafVertexCount);
@@ -376,8 +376,8 @@ int main(int argc, char *argv[]) {
       Vector velocityIterate(leafVertexCount);
 
       stateUpdater->setup(tau);
-      timeSteppingScheme->setup(ell, tau, relativeTime, velocityRHS,
-                                velocityIterate, velocityMatrix);
+      velocityUpdater->setup(ell, tau, relativeTime, velocityRHS,
+                             velocityIterate, velocityMatrix);
 
       LoopSolver<Vector> velocityProblemSolver(multigridStep, maximumIterations,
                                                tolerance, &AMNorm, verbosity,
@@ -403,7 +403,7 @@ int main(int argc, char *argv[]) {
 
       Vector v_saved;
       for (size_t stateFPI = 1; stateFPI <= maximumStateFPI; ++stateFPI) {
-        timeSteppingScheme->extractOldVelocity(v_m);
+        velocityUpdater->extractOldVelocity(v_m);
         v_m *= 1.0 - lambda;
         Arithmetic::addProduct(v_m, lambda, velocityIterate);
 
@@ -423,13 +423,13 @@ int main(int argc, char *argv[]) {
 
         v_saved = velocityIterate;
       }
-      timeSteppingScheme->postProcess(velocityIterate);
+      velocityUpdater->postProcess(velocityIterate);
 
       Vector u, ur, vr;
-      timeSteppingScheme->extractDisplacement(u);
-      timeSteppingScheme->postProcessRelativeQuantities();
-      timeSteppingScheme->extractRelativeDisplacement(ur);
-      timeSteppingScheme->extractRelativeVelocity(vr);
+      velocityUpdater->extractDisplacement(u);
+      velocityUpdater->postProcessRelativeQuantities();
+      velocityUpdater->extractRelativeDisplacement(ur);
+      velocityUpdater->extractRelativeVelocity(vr);
 
       report(ur, vr, alpha);