从明暗恢复形状

horn的经典代码，适合计算机图像图形，根据每一个像素点的灰度信息计算出目标物体各点的表面方向和表面高度值

Fig6
lena256.pgm
lena256.raw
lena256.ucf
pepper256.pgm
pepper256.raw
pepper256.ucf
vase256.pgm
vase256.raw
vase256.ucf
Fig5
Mozart001_256.pgm
Mozart001_256.raw
Mozart001_256.ucf
Mozart101_256.pgm
Mozart101_256.raw
Mozart101_256.ucf
vase001_128.pgm
vase001_128.raw
vase001_128.ucf
vase101_128.pgm
vase101_128.raw
vase101_128.ucf
Fig4
Mozart256_D.asc
Mozart256_D.bin
vase128_D.asc
vase128_D.bin
Source_Codes
ZChellappa
util
Tsai
ts
Pentland
LRos
LKuo
Horn
BPentland
ImageTools.h
ts.c
ts.cws
ts.prj
UCFReadPic.c
UCFWritePic.c