Actual source code: adaptnone.c
petsc-3.10.5 2019-03-28
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      1:  #include <petsc/private/tsimpl.h>

      3: static PetscErrorCode TSAdaptChoose_None(TSAdapt adapt,TS ts,PetscReal h,PetscInt *next_sc,PetscReal *next_h,PetscBool *accept,PetscReal *wlte,PetscReal *wltea,PetscReal *wlter)
      4: {

      7:   *accept  = PETSC_TRUE;
      8:   *next_sc = 0;                 /* Reuse the same order scheme */
      9:   *next_h  = h;                 /* Reuse the old step */
     10:   *wlte    = -1;                /* Weighted local truncation error was not evaluated */
     11:   *wltea   = -1;                /* Weighted absolute local truncation error was not evaluated */
     12:   *wlter   = -1;                /* Weighted relative local truncation error was not evaluated */
     13:   return(0);
     14: }

     16: /*MC
     17:    TSADAPTNONE - Time stepping controller that always accepts the current step and does not change it

     19:    Level: intermediate

     21: .seealso: TS, TSAdapt, TSSetAdapt()
     22: M*/
     23: PETSC_EXTERN PetscErrorCode TSAdaptCreate_None(TSAdapt adapt)
     24: {

     27:   adapt->ops->choose = TSAdaptChoose_None;
     28:   return(0);
     29: }