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Issue:
Real-time simulation of fog on GPU
Author(s):
HU Guiju
,
WU Zhihong
,
WANG Danxia
Pages:
585
-
588
Year:
2010
Issue:
3
Journal:
Journal of Computer Applications
Keyword:
advection fog
;
fog density
;
fog factor
;
Graphic Processing Unit (GPU)
;
real-time
;
Abstract:
在复杂的三维仿真系统中模拟雾效对系统的实时性和真实性都提出了较高的要求.在分析传统雾效模拟方法的基础上,提出了一种基于GPU的实时雾效模拟方法.基本思想是建立一个表示雾随高度渐变的指数函数,然后根据提出的算法公式在GPU上实时计算出雾浓度,最后将所计算出的雾效因子与片元颜色进行混合计算.实验证明,该方法能够实时生成真实感较强的雾效.
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