Taking the case of Shenyang Agriculture University, based on the 3D scene creation process as the reference, this essay elaborates the process and methods of the creation of 3D virtual scene and 3D roaming system in such three aspects as data collection, methods of 3D scene creation, and scene integration. The innovation of this essay is the modeling optimization running through the entire modeling process. On the basis of realization of the system, the essay provides solutions to those typical problems, conclusion of system technology and an outlook to the future development trends.
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