161   th->ptime0     = ts->ptime + ts->time_step;  in TSAdjointCostIntegral_Theta()
162   th->time_step0 = -ts->time_step;  in TSAdjointCostIntegral_Theta()
202   PetscReal next_time_step = ts->time_step;  in TSStep_Theta()
212     th->shift      = 1 / (th->Theta * ts->time_step);  in TSStep_Theta()
213     th->stage_time = ts->ptime + (th->endpoint ? (PetscReal)1 : th->Theta) * ts->time_step;  in TSStep_Theta()
234         PetscCall(VecAXPY(ts->vec_sol, ts->time_step, th->Xdot));  in TSStep_Theta()
235 …     PetscCall(TSAdaptCheckStage(ts->adapt, ts, ts->ptime + ts->time_step, ts->vec_sol, &stageok));  in TSStep_Theta()
244     PetscCall(TSAdaptChoose(ts->adapt, ts, ts->time_step, NULL, &next_time_step, &accept));  in TSStep_Theta()
248       ts->time_step = next_time_step;  in TSStep_Theta()
254       th->time_step0 = ts->time_step;  in TSStep_Theta()
256     ts->ptime += ts->time_step;  in TSStep_Theta()
257     ts->time_step = next_time_step;  in TSStep_Theta()
301   adjoint_time_step = -ts->time_step; /* always positive since time_step is negative */  in TSAdjointStepBEuler_Private()
442   th->stage_time    = th->endpoint ? ts->ptime : (ts->ptime + (1. - th->Theta) * ts->time_step);  in TSAdjointStep_Theta()
443   adjoint_ptime     = ts->ptime + ts->time_step;  in TSAdjointStep_Theta()
444   adjoint_time_step = -ts->time_step; /* always positive since time_step is negative */  in TSAdjointStep_Theta()
706     PetscReal   h = ts->time_step, h_prev = ts->ptime - ts->ptime_prev;  in TSEvaluateWLTE_Theta()
1040   th->shift = 1 / (th->Theta * ts->time_step);  in TSSetUp_Theta()