Shows how to draw cardinal and bezier splines 演示如何绘制基数样条和贝塞尔样条。
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Defines bezier splines and identifies the classes needed to draw them 定义贝塞尔样条并确定绘制这些形状所需的类。
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We often adjust the shape of curves or change the site of curves . this thesis mainly discusses the question of local modifications of the bezier spline curves in computer aided geometry design . it is composed of four chapters 在cagd中，往往要调整曲线的形状或改变曲线的位置，本文主要讨论了b zier样条曲线的局部修改问题，全文共分四章。
