shapeletsurf.m :通过表面法向量重建三维表面；

frankotchellappa.m：用Frankot and Chellappa的算法重建可积性三维表面；

grad2slanttilt.m:根据梯度值求取slant 和tilt角；

slanttilt2grad.m ：根据slant 和tilt角度求三维表面的梯度。

详尽的可见压缩文件中的说明-shapeletsurf.m : France Vector surface reconstruction of 3D surface; frankotchellappa.m : Chellappa with Frankot and reconstruction algorithms can plot three-dimensional surface; grad2slanttilt.m : gradient values strike slant and tilt angle; slanttilt2grad.m : slant and the tilt angle for 3D surface gradient. Detailed Visibility compressed files of note