LUEBKE D,WATSON B,COHEN J,et al.Level of detail for 3d computer graphics[M].San Fransisco:MorjanKaufmann,2002:21-33.
[2]
BROGAN D,HODGINS J.Simulation level of detail for multiagent control[C]∥In International Joint Conference onAutonomous Agents and Multiagent Systems(AAMAS).New York:ACM Press,2002:199-206.
[3]
O’SULLIVAN C,CASSELL J,VILHJ’ALMSSON H,et al.Levels of detail for crowds and groups[J].ComputerGraphics Forum,2002,21(4):1-8.
[4]
FRANCO Tecchia,YIORGOS Chrysanthou.Real-Time Rendering of densely populated urban environments[C]∥Proceedings of the Eurographics Workshop on Rendering Techniques 2000 table of contents.Czech Republic:Springer,2000:83-88.
[5]
DOBBYN S,HAMILL J,O’Conor K,et al.Geopostors:A real-time geometry/impostor crowd rendering system[C]∥Proceedings of the 2005 symposium on Interactive 3D graphics and games.New York:ACM Press,2005:95-102.
[6]
MILL N E,RUDOM N I.Impostors and pseudo-instancing for GPU crowd rendering[C]∥Proceedings of the 4thInternational Conference on Computer Graphics and Interactive Techniques in Australasia and South East Asia.New York:ACM Press,2007:49-55.
AUBEL A,BOULIC R,THALMANN D.Real-time display of virtual humans:level of details and impostors[J].IEEETransactions on Circuits and Systems for Video Technology,2000,10(2):207-217.
[9]
ULICNY B,DEHERAS C P,THALMANN D.Crowdbrush:Interactive authoring of real-time crowd scenes[C]∥Proceedings of ACM Siggraph Symposium on Computer Animation(August).New York:ACM Press,2004:243-252.
[10]
DE HERAS C P,ULINCY B,CETRE R,et al.A case study of a virtual audience in a reconstruction of an ancient romanodeon in aphrodisiac[C]∥The 5th International Symposium on Virtual Reality,Archaeology and Cultural Heritage(VAST).Belgium:Eurographics Association,2004:9-17.