查询词典 polygon

A method to decide whether a vertex on a plane is in a convex polygon or not is presented according to the sign of the third dimension element of cross product of two vect...

引入利用向量叉积符号判定三角形的方向，进而判别平面上一点是否在凸多边形内的方法，简化了计算。

By the study of several typic methods of determining convexo-concave features for vertices of polygon, the computation time complexity of these methods was analysed, and those methods were implemented in VC++.

摘 要：主要针对几种典型的多边形顶点凸凹性识别算法进行研究，对它们的计算时间复杂度进行分析，并用 VC++6.0实现多边形顶点凸凹性的高效识别。

The problem of polygon approximation was formulated as one of minimizing cost function.

1引言多边形近似算法是物体形状识别的重要方法。

If the sign is positive then the polygon vertices are ordered counter clockwise about the normal, otherwise clockwise.

如果这个标志是积极的，然后对多边形顶点下令对正常的、反顺时针方向旋转，否则顺时针。

To cut a polygon, the cut line should cross over

为了切割一个多边形，切割线必须穿过整个多边形

Furthermore, a frequency distribution table can be developed to form a cumulative frequency distribution table which is then used to construct a cumulative frequency polygon or curve.

利用频数分布表亦可再制作出累积频数表，利用累积频数表便可制作累积频数多边形和累积频数曲线。

A Draw the cumulative frequency polygon for the distribution.

绘出此分布的累积频数多边形。

We have proposed an arithmetic of this kind to eliminate the vertex in a circling way,ignoring the knaggy character and the deasil or anticlockwise direction of the plane polygon.

概述了平面多边形三角形剖分的各种算法，提出了一种不考虑多边形的凸凹性、顶点顺时针或逆时针走向循环消除顶点的平面多边形三角剖分算法，并给出了实例。

A polygon with ten sides is a decagon.

十条边的形状叫十边形， decagon。

Object positioning is based on local normal of a polygon or vertex in destination object and world up axis.

物体的位置是基于目标物体表面的顶点和面的自身法线和世界空间向上的轴线确定的。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切