查询词典 polygon

Data stucture of the model is also put forward. On account of OpenGL cant paint concave polygon, a new method named partition of beenline is brought forward.

在对建筑物封顶时，针对OpenGL不能直接填充凹多边形运用了一种直线剖分的方法来实现OpenGL对凹多边形的填充。

Free form surface ; simple polygon ; concave vertices ; route planning

自由曲面；简单多边形；凹点；路径规划

By talking above problems, the paper brings forward a new concept that is called the background information of grid creation, and thinks over three points of the improvement of front advance, and puts forward and talks the essential of judging whether the polygon is concave or protruding and six practical methods.

在探讨过程中，本文提出了背景信息这一概念，考虑了改进阵面推进法的三个要点，提出并详细讨论了判断多边形凹凸方法的实质和六种实用方法，此外还着重对网格粗细会对数值计算产生什么影响及如何产生影响作了较严格的分析。

The algorithm for detecting the convexity and concavity of vertices of a simple polygon is commonly used in computer graphics.

简单多边形顶点的凸、凹性判断是计算机图形学中常用的算法。

In the algorithm designed here, polygon-fill algorithm and "Painter Algorithm" are used to display 3-D isoline," Windup Storage" method to balance computer processing load,"Associative Fan in" method to conflate results, and "Run Length Compression" method to save network communication time.

根据等值线数据量随其属性值而变化的特点，设计了采用"卷帘存储法"实现负载平衡的等值线三维显示的并行算法；采用"结合扇入法"实现结果合并，并采用"运行长度压缩法"以缩短网络通讯时间。

In the algorithm designed here, polygon-fill algorithm and "Painter Algorithm" are used to display 3-D isoline,"Windup Storage" method to balance computer processing load,"Associative Fan in" method to conflate results, and "Run Length Compression" method to save network communication time.

运用多边形填充和"画家算法"，实现了等值线三维显示；根据等值线数据量随其属性值而变化的特点，设计了采用"卷帘存储法"实现负载平衡的等值线三维显示的并行算法；采用"结合扇入法"实现结果合并，并采用"运行长度压缩法"以缩短网络通讯时间。

Given a hexagon circumscribed on a conic section , the lines joining opposite polygon vertices meet in a single point

已知一个六边形外切于一条圆锥曲线，那么连接这个六边形相对顶点的三条线交于一点。

He conceived the first proof that the 17-sided polygon is constructible.

他构思了17边形可以作图的第一个证明。

By the array data,the whole contour map was divided into independent polygon regions and the DEM was established.

地形图和数字地形模型是地理信息系统的重要组成部分，数字高程模型是一种简化的DTM[1-2]。

This code to solve the establishment point of closure convex polygon, using convex closure insertion algorithm to establish Del...

此代码用来求解建立点的凸闭包多边形，采用凸闭包插入算法建立Delaunay三角网可以用到或参考。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了