平面曲线的生成算法主要有DDA(数学微分分析器)和DCM(位移比较法)。
The two classes of planar curve generation are DDA ( digital differential analyzer ) and DCM ( displacement comparison method ) .
高精度的圆数字微分分析器
A High Precision Digital Differential Analyzer for Circle Generation
脉冲系统微分分析器
Pulse system differential analyzer