# TSTrajectorySetFromOptions
Sets various TSTrajectory parameters from user options. 
## Synopsis
```
#include "petscts.h"  
PetscErrorCode TSTrajectorySetFromOptions(TSTrajectory tj, TS ts)
```
Collective on TSTrajectory


## Input Parameters

- ***tj -*** the TSTrajectory context obtained from TSTrajectoryCreate()
- ***ts -*** the TS context



## Options Database Keys

- ***-ts_trajectory_type <type> -*** TSTRAJECTORYBASIC, TSTRAJECTORYMEMORY, TSTRAJECTORYSINGLEFILE, TSTRAJECTORYVISUALIZATION
- ***-ts_trajectory_keep_files <true,false> -*** keep the files generated by the code after the program ends. This is true by default for TSTRAJECTORYSINGLEFILE, TSTRAJECTORYVISUALIZATION
- ***-ts_trajectory_monitor -*** print TSTrajectory information





## Notes
This is not normally called directly by users


## See Also
 `TSSetSaveTrajectory()`, `TSTrajectorySetUp()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/trajectory/interface/traj.c.html#TSTrajectorySetFromOptions">src/ts/trajectory/interface/traj.c</A>

## Implementations

<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/trajectory/impls/basic/trajbasic.c.html#TSTrajectorySetFromOptions_Basic">TSTrajectorySetFromOptions_Basic in src/ts/trajectory/impls/basic/trajbasic.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/trajectory/impls/memory/trajmemory.c.html#TSTrajectorySetFromOptions_Memory">TSTrajectorySetFromOptions_Memory in src/ts/trajectory/impls/memory/trajmemory.c</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ts/trajectory/interface/traj.c)


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