FlightGear 2.8 编译指南

天天

编译simgear时遇到两个错误    请帮帮忙
CMake Error at F:/Program Files/CMake 2.8/share/cmake-2.8/Modules/FindBoost.cmake:1192 (message):
  Unable to find the requested Boost libraries.

  Unable to find the Boost header files.  Please set BOOST_ROOT to the root
  directory containing Boost or BOOST_INCLUDEDIR to the directory containing
  Boost's headers.
Call Stack (most recent call first):
  CMakeLists.txt:110 (find_package)

CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
Boost_INCLUDE_DIR (ADVANCED)
   used as include directory in directory C:/FlightGear/simgear-2.8.0
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/bucket
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/debug
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/ephemeris
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/io
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/magvar
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/math
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/misc
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/nasal
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/props
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/serial
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/structure
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/threads
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/timing
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/xml
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/environment
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/screen
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/bvh
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/material
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/model
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/sky
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/tgdb
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/util
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/scene/tsync
   used as include directory in directory C:/FlightGear/simgear-2.8.0/simgear/sound