Keywords realistic cloth, particle system, elastic deformation ,bend, shear,,,,, bounding box, collision detection and avoidance, hierarchical structure model,,,,, preconditioned conjugate grad

• 真实感衣服;粒子系统;弹性形变;弯曲;剪切;边界盒;碰撞检测与修;正;层次结构模型;预条件共轭梯度法;真实感布纹理;