File list (Check if you may need any files):
focus.on.3D.terrain
...................\3d TERRIN Code
...................\..............\Chapter 1
...................\..............\.........\Base Code
...................\..............\.........\.........\camera.cpp
...................\..............\.........\.........\camera.h
...................\..............\.........\.........\glext.h
...................\..............\.........\.........\gl_app.cpp
...................\..............\.........\.........\gl_app.h
...................\..............\.........\.........\image.cpp
...................\..............\.........\.........\image.h
...................\..............\.........\.........\log.cpp
...................\..............\.........\.........\log.h
...................\..............\.........\.........\math_ops.cpp
...................\..............\.........\.........\math_ops.h
...................\..............\.........\.........\timer.h
...................\..............\.........\demo1_1
...................\..............\.........\.......\compiling demo1_1.txt
...................\..............\.........\.......\demo1_1.dsp
...................\..............\.........\.......\demo1_1.dsw
...................\..............\.........\.......\demo1_1.exe
...................\..............\.........\.......\demo1_1.ncb
...................\..............\.........\.......\demo1_1.opt
...................\..............\.........\.......\demo1_1.plg
...................\..............\.........\.......\main.cpp
...................\..............\.........\.......\program log.html
...................\..............\.........\.......\randtab.h
...................\..............\.........\.......\resource.h
...................\..............\.........\.......\ROAM.cpp
...................\..............\.........\.......\ROAM.h
...................\..............\.........\.......\terrain.cpp
...................\..............\.........\.......\terrain.h
...................\..............\Chapter 2
...................\..............\.........\Base Code
...................\..............\.........\.........\camera.cpp
...................\..............\.........\.........\camera.h
...................\..............\.........\.........\glext.h
...................\..............\.........\.........\gl_app.cpp
...................\..............\.........\.........\gl_app.h
...................\..............\.........\.........\image.cpp
...................\..............\.........\.........\image.h
...................\..............\.........\.........\log.cpp
...................\..............\.........\.........\log.h
...................\..............\.........\.........\math_ops.cpp
...................\..............\.........\.........\math_ops.h
...................\..............\.........\.........\timer.h
...................\..............\.........\demo2_1
...................\..............\.........\.......\brute_force.cpp
...................\..............\.........\.......\brute_force.h
...................\..............\.........\.......\compiling demo2_1.txt
...................\..............\.........\.......\demo2_1.dsp
...................\..............\.........\.......\demo2_1.dsw
...................\..............\.........\.......\demo2_1.exe
...................\..............\.........\.......\demo2_1.ncb
...................\..............\.........\.......\demo2_1.opt
...................\..............\.........\.......\demo2_1.plg
...................\..............\.........\.......\height128.raw
...................\..............\.........\.......\main.cpp
...................\..............\.........\.......\resource.aps
...................\..............\.........\.......\resource.h
...................\..............\.........\.......\resource.rc
...................\..............\.........\.......\terrain.cpp
...................\..............\.........\.......\terrain.h
...................\..............\.........\demo2_2
...................\..............\.........\.......\brute_force.cpp
...................\..............\......