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bullet cloth.pdf

发布时间：2022-06-01 发布人：admin 分类：说明书 资料大小：22.05M 资料格式：pdf 举报 版权申诉
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    Bullet Cloth Simulation Presented by: Justin Hensley Implemented by: Lee Howes
    Course Agenda OpenCL Review! OpenCL Development Tips! OpenGL/OpenCL Interoperability! Rigid body particle simulation! <15 minute Break>! Bullet cloth! ! Galaxy n-body simulation! ! Visualization with OpenCL! ! Questions! !
    Bullet physics •  An open source physics SDK for games (http://bulletphysics.org) -  Popular physics SDK -  Zlib license for copy-and-use openness -  Development led by Erwin Coumans of AMD (formerly at Sony) -  Cloth, rope, and deformable volumes •  Collaborations on GPU acceleration -  Cloth/soft body and fluids in OpenCL and DirectCompute -  Fully open-source contributions •  Includes -  Rigid body dynamics, e.g. -  Ragdolls, destruction, and vehicles -  Soft body dynamics © Copyright Khronos Group, 2010 - Page 3
    OpenCL physics is… Rigid bodies Fluids Cloth © Copyright Khronos Group, 2010 - Page 4
    Introducing cloth simulation • A subset of the possible set of soft bodies • For real-time generally based on a mass/spring system - Large collection of masses (particles) - Connect using spring constraints - Layout and properties change properties of cloth © Copyright Khronos Group, 2010 - Page 5
    Springs and masses • Three main types of springs -  Structural -  Shearing -  Bending © Copyright Khronos Group, 2010 - Page 6
    Springs and masses • Three main types of springs -  Structural -  Shearing -  Bending © Copyright Khronos Group, 2010 - Page 7
    Springs and masses • Three main types of springs -  Structural -  Shearing -  Bending © Copyright Khronos Group, 2010 - Page 8
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