Configure OGRE on Ubuntu

　　1. Obtain OGRE souce code on  sourceforge.net.

　　2. Install cmake for later compilation:

　　$ sudo apt-get install cmake-gui

　　3. Install some requisite softwares:

　　$ sudo apt-get install libfreetype6-dev libboost-date-time-dev libboost-thread-dev nvidia-cg-toolkit libfreeimage-dev zlib1g-dev libzzip-dev libois-dev libcppunit-dev doxygen libxt-dev libxaw7-dev libxxf86vm-dev libxrandr-dev libglu-dev libboost-dev

　　4. Install a requisite software font engine called freetype:

　　$ cd ./Download
　　$ wget http://download.savannah.gnu.org/releases/freetype/freetype-2.4.10.tar.gz
　　$ tar zxvf freetype-2.4.10.tar.gz
　　$ cd ./freetype-2.4.10/
　　$ ./configure
　　$ make
　　$ sudo make install

　　5. Enter the directory of OGRE souce and compile it:

　　$ cmake .
　　$ make
　　$ make doc
　　$ sudo make install

　　6. Configuration Done! Run ./bin/SampleBrowser to see some samples.