While working on this 3D Child of Alara, I ended up buying a peach pen because nothing I owned was light enough to edge the energy lines crossing in the background.

在制作这张3D阿拉若之子时，我最终买了支桃红色的笔。因为我所拥有的其他笔都无法让背景中交叉的能量线足够闪亮。

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The method, which is for picking up the image coordinates of the measured feature points in the light pen vision coordinates measurement system, is proposed.

提出了光笔式视觉坐标测量中被测特征点像面坐标的提取方法。

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