add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/OpenGLWindow/CMakeLists.txt

@@ -0,0 +1,65 @@
+
+INCLUDE_DIRECTORIES(
+	..
+	../../src
+)
+
+FILE(GLOB OpenGLWindow_HDRS "*.h" )
+
+FILE(GLOB OpenGLWindowMac_CPP "Mac*.mm")
+FILE(GLOB OpenGLWindowWin32_CPP "Win32*.cpp")
+FILE(GLOB OpenGLWindowLinux_CPP "X11*.cpp")
+
+FILE(GLOB OpenGLWindowCommon_CPP "*.cpp" )
+
+LIST(REMOVE_ITEM OpenGLWindowCommon_CPP ${OpenGLWindowMac_CPP} )
+LIST(REMOVE_ITEM OpenGLWindowCommon_CPP ${OpenGLWindowWin32_CPP} )
+LIST(REMOVE_ITEM OpenGLWindowCommon_CPP ${OpenGLWindowLinux_CPP} )
+LIST(REMOVE_ITEM OpenGLWindowCommon_CPP X11OpenGLWindow.cpp )
+#MESSAGE (${OpenGLWindowCommon_CPP})
+
+IF (WIN32)
+	SET(OpenGLWindow_SRCS GlewWindows/glew.c ${OpenGLWindowWin32_CPP} ${OpenGLWindowCommon_CPP})	
+	INCLUDE_DIRECTORIES(
+				GlewWindows
+	)
+	ADD_DEFINITIONS(-DGLEW_STATIC)
+ENDIF(WIN32)
+
+IF (APPLE)
+	SET(OpenGLWindow_SRCS ${OpenGLWindowMac_CPP} ${OpenGLWindowCommon_CPP} )
+ENDIF(APPLE)
+
+#no Linux detection?
+IF(NOT WIN32 AND NOT APPLE)
+	INCLUDE_DIRECTORIES(
+                                GlewWindows
+        )
+        ADD_DEFINITIONS(-DGLEW_STATIC)
+	ADD_DEFINITIONS("-DGLEW_INIT_OPENGL11_FUNCTIONS=1")
+        ADD_DEFINITIONS("-DGLEW_DYNAMIC_LOAD_ALL_GLX_FUNCTIONS=1")
+
+	SET(OpenGLWindow_SRCS ${OpenGLWindowLinux_CPP} GlewWindows/glew.c ${OpenGLWindowCommon_CPP} )
+ENDIF()
+
+
+
+ADD_LIBRARY(OpenGLWindow ${OpenGLWindow_SRCS} ${OpenGLWindow_HDRS})
+if (UNIX AND NOT APPLE)
+  target_link_libraries(OpenGLWindow X11)
+elseif (APPLE)
+  target_link_libraries(OpenGLWindow ${COCOA_LIBRARY})
+endif ()
+
+if (BUILD_SHARED_LIBS)
+  target_link_libraries(OpenGLWindow Bullet3Common)
+  if (WIN32 OR APPLE)
+   target_link_libraries(OpenGLWindow ${OPENGL_gl_LIBRARY})
+  else()
+	set (CMAKE_THREAD_PREFER_PTHREAD TRUE)
+        FIND_PACKAGE(Threads)
+   	target_link_libraries(OpenGLWindow ${CMAKE_THREAD_LIBS_INIT})
+  endif()
+endif()
+
+#target_link_libraries(OpenGLWindow ${OPENGL_gl_LIBRARY})