【摘要】 本文综合网格逼近法和追踪法各自的优点，提出一种混合求交算法。通过理论分析，给出运用实例以及实施的数据结构，该算法能满足稳定性好、精度高、能保证拓扑一致性、效率高等要求。更多还原

【Abstract】 Depending on the adaptive subdivision method and the marching method,a compound parametric surface mtersection algorithm is presented in this paper. On the basis of theoretical analysis, this paper gives the practical examples and data base. The algorithm has the advantages, such as good stability, consistence of topology, high accuracy and efficient.更多还原