**3-9. VectorList**

__4. TriNv Area__

The TriNv area describes the normal vector of a polygon. The TriNv area is mapped as follows.

float | x_vector |

float | y_vector |

float | z_vector |

Figure: TriNv Area Memory Map

float x_vector | X component of normal vector. |

float y_vector | Y component of normal vector. |

float z_vector | Z component of normal vector. |