A hidden line removal algorithm for bi parametric surfaces is presented and illustrated by some experimental results. The enclosure test is done using area coordinates. A technique of moving box of encirclement is p...A hidden line removal algorithm for bi parametric surfaces is presented and illustrated by some experimental results. The enclosure test is done using area coordinates. A technique of moving box of encirclement is presented. It is found that the algorithm is of general purpose, requires minimal computer storage, has high accuracy and simplicity, and is very easy to be implemented on a computer.展开更多
为了帮助指挥员在电子对抗中准确判断态势,研究三维雷达探测范围构建与优化实现技术。基于Open Scene Graph(OSG)三维图形引擎,结合雷达探测范围二维包络线和雷达天线垂直方向图函数,实现了三维雷达探测范围的通用计算方法。针对雷达数...为了帮助指挥员在电子对抗中准确判断态势,研究三维雷达探测范围构建与优化实现技术。基于Open Scene Graph(OSG)三维图形引擎,结合雷达探测范围二维包络线和雷达天线垂直方向图函数,实现了三维雷达探测范围的通用计算方法。针对雷达数据量大、数据实时更新的特点,分2个阶段进行优化:降低算法复杂度,优化计算方法;使用OSG的多线程技术,对计算绘制过程进行并行处理。通过试验与分析,验证了本文方法的高效性。展开更多
文摘A hidden line removal algorithm for bi parametric surfaces is presented and illustrated by some experimental results. The enclosure test is done using area coordinates. A technique of moving box of encirclement is presented. It is found that the algorithm is of general purpose, requires minimal computer storage, has high accuracy and simplicity, and is very easy to be implemented on a computer.
文摘为了帮助指挥员在电子对抗中准确判断态势,研究三维雷达探测范围构建与优化实现技术。基于Open Scene Graph(OSG)三维图形引擎,结合雷达探测范围二维包络线和雷达天线垂直方向图函数,实现了三维雷达探测范围的通用计算方法。针对雷达数据量大、数据实时更新的特点,分2个阶段进行优化:降低算法复杂度,优化计算方法;使用OSG的多线程技术,对计算绘制过程进行并行处理。通过试验与分析,验证了本文方法的高效性。
