Object-oriented urban 3d spatial data model organization method

摘要

This paper combined the 3d data model with object-oriented organization method, put forward the model of 3d data based on object-oriented method, implemented the city 3d model to quickly build logical semantic expression and model, solved the city 3d spatial information representation problem of the same location with multiple property and the same property with multiple locations, designed the space object structure of point、 line、 polygon、 body for city of 3d spatial database, and provided a new thought and method for the city 3d GIS model and organization management.