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基于GPU的大规模地形实时漫游系统的研究

Keywords: 地形漫游,可编程图形处理器,实时绘制,小波变换

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Abstract:

为了解决地形绘制受制于CPU计算能力的问题,采用可编程图形处理器(graphicprocessingunit,GPU)来处理多分辨率地形的构造、小波逆变换、动态法线计算等绘制流程计算量比较大的负载,采用客户端数据缓存和数据预取策略,实现了多用户网络地形漫游时绘制质量的控制,实验证明该方案满足了大规模地形漫游的需求.

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