**camera root**

Function
Name |
Parameter |
Return |
Explain |

getRotation |
None | vec rot |
Retrieves the orientation of the camera.
: roll -- around the z-axisrot.z |

setRotation |
vec |
None | Sets the orientation of the camera. |

getRight |
None | vec |
Retrieves the right vector of the camera, it's a unit vector. |

getUp |
None | vec |
Retrieves the up vector of the camera, it's a unit vector. |

getFront |
None | vec |
Retrieves the front vector of the camera, it's a unit vector. |

getViewMatrix |
None | matrix |
Retrieves the view matrix of the camera. |

getInvViewMatrix |
None | matrix |
Retrieves the inverse view matrix of the camera. |

getProjMatrix |
None | matrix |
Retrieves the projection matrix of the camera. |

circlePoint |
number yaw,
pitch vec pos |
None | Moves around the specified position (pos). |