QMedia VR movie commands |

### QM_SetViewCenter

QM_SetViewCenter(movieRef; viewCenterX; viewCenterY):error
| movieRef | Longint | Movie reference
| viewCenterX | Real | Horizontal view center
| viewCenterY | Real | Vertical view center
| error | Longint | Error result

Sets the current view center for a VR movie.

Parameter movieRef is the reference to the movie instance. The movie reference must have been previously obtained with a call to QM_NewMovieFromFile or QM_NewMovieFromURL. The movie must be currently assigned to a movie plug-in area.

Parameters viewCenterX and viewCenterY specify the movie's horizontal and vertical view center respectively.

This command applies on VR object nodes only.

Example

``Set view center of VR object movie $movie to {240,180}` `` `C_REAL($viewCenterH;$viewCenterV)` `` `$viewCenterH:=240` `$viewCenterV:=180` `` `$err:=QM_SetViewCenter ($movie;$viewCenterH;$viewCenterV)` ``

Related commands

QM_GetViewCenter | Returns the current view center.
QM_GetViewCenterRange | Returns the view center range.

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