读取obj

代码说明：

说明：  可以读取在网上下载的大部分obj模型，obj文件和mtl文件都可以进行读取，VS2017就可以运行，图片什么的要放在同一个目录下。(You can read most of the obj models downloaded on the Internet. Both obj files and mtl files can be read, and VS2017 can be run. Pictures should be placed in the same directory.)

文件列表：

back.BMP, 3145782 , 2007-07-26
bottom.bmp, 3145782 , 2018-06-14
Camera.cpp, 5093 , 2018-06-14
Camera.h, 1340 , 2018-06-14
cartoonmedhouse2.jpg, 777198 , 2008-11-30
CBMPLoader.cpp, 2336 , 2018-06-14
CBMPLoader.h, 622 , 2018-06-14
ConsoleApplication1.cpp, 222 , 2018-06-13
front.BMP, 3145782 , 2007-07-26
ggtt_ceqiang_001.jpg, 57330 , 2016-05-31
ggtt_chuantiao_004.jpg, 12841 , 2016-05-31
ggtt_dizhuan_014.jpg, 20074 , 2016-05-31
ggtt_jiaoliang_002.jpg, 32087 , 2016-05-31
ggtt_qiangmian_029.jpg, 177161 , 2016-05-31
ggtt_shanhua_001.jpg, 11119 , 2016-05-31
ggtt_taijidiji_006.jpg, 37525 , 2016-05-31
ggtt_taijie_002.jpg, 21986 , 2016-05-31
ggtt_wapian_001.jpg, 11398 , 2016-05-31
ggtt_wuji_001.jpg, 9672 , 2016-05-31
ggtt_zhuzidibu_001.jpg, 8171 , 2016-05-31
ggtt_zhuzi_006.jpg, 1485 , 2016-05-31
objloader.cpp, 17386 , 2018-06-13
objloader.h, 1255 , 2018-06-13
point2.h, 184 , 2018-06-14
reference.h, 7073 , 2018-06-13
resource.h, 383 , 2018-05-18
right.BMP, 3145782 , 2007-07-26
SkyBox.cpp, 5204 , 2018-06-14
SkyBox.h, 507 , 2018-06-14
test.h, 159 , 2018-06-10
top.BMP, 3145782 , 2007-07-26
Vector.cpp, 1411 , 2018-06-14
Vector.h, 933 , 2018-06-14
VectorClasses.h, 20906 , 2018-06-10
YHY_JZ_DGM_08_XQY_001.jpg, 496572 , 2016-05-31
YHY_JZ_DGM_08_XQY_002.jpg, 225571 , 2016-05-31
YHY_JZ_DGM_08_XQY_003.jpg, 184785 , 2016-05-31
YHY_JZ_DGM_08_XQY_004.jpg, 189458 , 2016-05-31
YHY_JZ_DGM_08_XQY_005.jpg, 217033 , 2016-05-31
zhalanmtl.txt, 4835 , 2018-06-26
zhalanobj.txt, 219868 , 2018-06-26
土地1.bmp, 2880054 , 2018-06-14