Lines Matching refs:time_step

93   PetscReal              time_step, eval_times[100] = {0};
127   PetscCall(PetscOptionsReal("-ts_time_step", "Initial time step", "TSSetTimeStep", ts->time_step, &time_step, &flg));
128   if (flg) PetscCall(TSSetTimeStep(ts, time_step));
2000       PetscCall(PetscSNPrintf(dir, 1024, "/PETSc/Objects/%s/time_step", name));
2143 - time_step - the size of the timestep
2157 PetscErrorCode TSSetTimeStep(TS ts, PetscReal time_step)
2161   PetscValidLogicalCollectiveReal(ts, time_step, 2);
2162   ts->time_step = time_step;
2163   if (ts->setupcalled == PETSC_FALSE) ts->initial_time_step = time_step;
2248   *dt = ts->time_step;
2994 PetscErrorCode TSSetInitialTimeStep(TS ts, PetscReal initial_time, PetscReal time_step)
2999   PetscCall(TSSetTimeStep(ts, time_step));
3512   ts->time_step0 = ts->time_step;
3990         ts->time_step = ts->time_step0;
4080       PetscBool is_close = PetscIsCloseAtTol(ts->ptime, ts->eval_times->time_points[i], ts->eval_times->reltol * ts->time_step + ts->eval_times->abstol, 0);
4085         if (ts->eval_times->sol_idx > 0) is_ptime_in_sol_times = PetscIsCloseAtTol(ts->ptime, ts->eval_times->sol_times[ts->eval_times->sol_idx - 1], ts->eval_times->reltol * ts->time_step + ts->eval_times->abstol, 0);
4118     PetscReal dt = ts->time_step;
4122     ts->time_step = dt >= maxdt ? maxdt : (PetscIsCloseAtTol(dt, maxdt, 10 * PETSC_MACHINE_EPSILON, 0) ? maxdt : dt);
5452   ts->time_step  = ts->ptime - ts->ptime_prev;
5758   t->time_step         = tsin->time_step;