OBJ文件读取程序：可以读取ASCII格式OBJ后缀的3D图形文件中的数据信息，并显示在屏幕上-a MATLAB program which gets the name of an ASCII OBJ file from the user, reads the 3D graphics information stored in the file, and displays the structure on the screen

可以把jpg图片转换成obj三维网格文件，这样可以在三维形态下观察图像数据-Jpg images can be converted into three-dimensional grid obj file, so that patterns can be observed under the three-dimensional image data