This article lies the initial groundwork required for establishing a ray pick routine, by providing algorithms and working code to convert a pixel coordinate into a ray in world space.
本文介绍建立光线拾取路径最初的基本工作，提供了将像素坐标转换到光线空间的算法和工作代码。
2
In synchrotron radiation X-Ray lithography, distortion of mask is caused by its initial tension, stress and inhomogeneous thermal effect.
在同步辐射X射线光刻中，由于掩模的初始张应力和掩膜的非均匀受热将使掩模产生热畸变。
3
By adopting texture statistics for ray-space slice, initial search direction was established, and then multi-layer rectilinear direction search method was realized in inter-slice prediction.