Construct (or refresh) a temporary camera.
this temporary camera is discarded with either killTempCam or reset to the active camera with another call to setTempCam(). The temporary camera overrides the existing camera setup
Definition at line 331 of file scene.cpp.
References activeCam, cameras, and tempCam.
//If a temporary camera is not set, set one.
//if it is set, update it from the active camera