The paper introduces a new algorithm of bump mapping.

本文介绍一种新的凹凸贴图方法.

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For improving efficiency, bump mapping is used to render terrain in Cg language.

在鸟瞰图绘制中, 对地形采用了基于Cg语言的凹凸纹理效果,进一步提高了系统的绘制效率.

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It's very similar to bump mapping in that they both achieve the same effect.

要达到上图的效果,通过凹凸贴图也是很容易的事.

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