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Virtual Reality and Its Application to Slide Annimation of Landslide

Virtual Reality and Its Application to Slide Annimation of Landslide
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摘要 A few researches adopt virtual reality in landslide. So it is significant to combine the physics\|based deformable method with the process simulation of a sliding landslide, this way the dynamic process of a going landslide can be simulated. The analysis of the dynamic law of landslide provides a foundation to forecast and make it realiable to foretell disasters. After recounting the condition of VR and landsliding body simulation, this paper puts forward simulating landslide by the physics\|based deformable method. The method divides landsliding into deformable body and rigid one. The deformation of deformable body can be compute by DDA and FEM, and DDA fits the great deformation and FEM is good for the tiny deformation. This paper shows it is feasible to simulate the landslide animation by this method. A few researches adopt virtual reality in landslide. So it is significant tocombine the physics-based deformable method with the process simulation of a sliding landslide, thisway the dynamic process of a going landslide can be simulated. The analysis of the dynamic law oflandslide provides a foundation to forecast and make it realiable to foretell disasters. Afterrecounting the condition of VR and landsliding body simulation, this paper puts forward simulatinglandslide by the physics-based deformable method. The method divides landsliding into deformablebody and rigid one. The deformation of deformable body can be compute by DDA and FEM, and DDA fitsthe great deformation and FEM is good for the tiny deformation. This paper shows it is feasible tosimulate the landslide animation by this method.
出处 《Geo-Spatial Information Science》 2004年第2期153-156,共4页 地球空间信息科学学报(英文)
关键词 virtual reality ANIMATION LANDSLIDE 虚拟现实 应用软件 泥石流 模拟 遥感技术
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  • 1[1]李先华.地理信息系统支持下的计算机滑坡三维仿真[M].海峡两岸山地灾害与环境保育研究.成都:四川科技出版社,1998.
  • 2[4]乔建平.宦减灾理论与实践[M].北京:科学出版社,1997.

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