一种适合于薄细结构显示的光线投射方法

NEW RAY-CASTING ALGORITHMS FOR DISPLAYING THIN AND FINE STRUCTURES

光线投射算法是三维数据可视化中一种重要的数据遍历方法。文中详细分析了该算法在显示薄细结构时所面临的困难，提出了两种改进算法，成功地解决了原算法的缺陷。

Ray-casting algorithm is an important data traversal method for volume visualizationwhich has some drawbacks for displaying thin and fine structures,On the basis of analyzingthe cause carefully,two improvements are developed and the defects are eliminated success-fully。