diff --git a/cmake/FindGLEW.cmake b/cmake/FindGLEW.cmake
deleted file mode 100644
index c7151187..00000000
--- a/cmake/FindGLEW.cmake
+++ /dev/null
@@ -1,83 +0,0 @@
-# - Try to find GLEW
-# Once done this will define
-#  
-#  GLEW_FOUND        - system has GLEW
-#  GLEW_INCLUDE_DIR  - the GLEW include directory
-#  GLEW_LIBRARY_DIR  - where the libraries are
-#  GLEW_LIBRARY      - Link these to use GLEW
-#   
-
-IF (GLEW_INCLUDE_DIR)
-  # Already in cache, be silent
-  SET(GLEW_FIND_QUIETLY TRUE)
-ENDIF (GLEW_INCLUDE_DIR)
-
-if( WIN32 )
-
-   # Check if the base path is set
-   if ( NOT CMAKE_WINDOWS_LIBS_DIR )
-     # This is the base directory for windows library search used in the finders we shipp.
-     set(CMAKE_WINDOWS_LIBS_DIR "c:\libs" CACHE STRING "Default Library search dir on windows." )
-   endif()
-
-   if ( CMAKE_GENERATOR MATCHES "^Visual Studio 11.*Win64" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2012/x64/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 11.*" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2012/x32/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 12.*Win64" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2013/x64/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 12.*" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2013/x32/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 14.*Win64" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2015/x64/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 14.*" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2015/x32/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 15.*Win64" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2017/x64/")
-   elseif ( CMAKE_GENERATOR MATCHES "^Visual Studio 15.*" )
-     SET(VS_SEARCH_PATH "${CMAKE_WINDOWS_LIBS_DIR}/vs2017/x32/")
-   endif()
-
-   if( MSVC80 )
-       set( COMPILER_PATH "C:/Program\ Files/Microsoft\ Visual\ Studio\ 8/VC" )
-   endif( MSVC80 )
-   if( MSVC71 )
-       set( COMPILER_PATH "C:/Program\ Files/Microsoft\ Visual\ Studio\ .NET\ 2003/Vc7" )
-   endif( MSVC71 )
-
-   FIND_PATH( GLEW_INCLUDE_DIR gl/glew.h gl/wglew.h
-              PATHS "${CMAKE_WINDOWS_LIBS_DIR}/glew/include" 
-                    "${CMAKE_WINDOWS_LIBS_DIR}/glew-1.6.0/include" 
-                    ${COMPILER_PATH}/PlatformSDK/Include 
-  		    "${VS_SEARCH_PATH}glew-2.0.0/include"
-                    "${VS_SEARCH_PATH}glew-1.10.0/include"
-                    "${VS_SEARCH_PATH}glew-1.13.0/include")
-
-   SET( GLEW_NAMES glew32 )
-   FIND_LIBRARY( GLEW_LIBRARY
-                 NAMES ${GLEW_NAMES}
-                 PATHS "${CMAKE_WINDOWS_LIBS_DIR}/glew/lib" 
-                       "${CMAKE_WINDOWS_LIBS_DIR}/glew-1.6.0/lib" 
-                       ${COMPILER_PATH}/PlatformSDK/Lib 
-  		       "${VS_SEARCH_PATH}glew-2.0.0/lib"
-                       "${VS_SEARCH_PATH}glew-1.10.0/lib" 
-                       "${VS_SEARCH_PATH}glew-1.13.0/lib" )
-
-else( WIN32 )
-   FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h GL/wglew.h
-              PATHS /usr/local/include /usr/include )
-   SET( GLEW_NAMES glew GLEW )
-   FIND_LIBRARY( GLEW_LIBRARY
-                 NAMES ${GLEW_NAMES}
-                 PATHS /usr/lib /usr/local/lib )
-endif( WIN32 )
-
-GET_FILENAME_COMPONENT( GLEW_LIBRARY_DIR ${GLEW_LIBRARY} PATH )
-
-IF (GLEW_INCLUDE_DIR AND GLEW_LIBRARY)
-   SET(GLEW_FOUND TRUE)
-ELSE (GLEW_INCLUDE_DIR AND GLEW_LIBRARY)
-   SET( GLEW_FOUND FALSE )
-   SET( GLEW_LIBRARY_DIR )
-ENDIF (GLEW_INCLUDE_DIR AND GLEW_LIBRARY)
-