From Eric Wing and others, first cut of CMake build support

src/osgSim/CMakeLists.txt

@@ -0,0 +1,68 @@
+
+IF   (DYNAMIC_OPENSCENEGRAPH)
+	ADD_DEFINITIONS(-DOSGSIM_LIBRARY)
+ELSE (DYNAMIC_OPENSCENEGRAPH)
+	ADD_DEFINITIONS(-DOSG_LIBRARY_STATIC)
+ENDIF(DYNAMIC_OPENSCENEGRAPH)
+
+SET(LIB_NAME osgSim)
+SET(HEADER_PATH ${OpenSceneGraph_SOURCE_DIR}/include/${LIB_NAME})
+SET(LIB_PUBLIC_HEADERS
+	${HEADER_PATH}/BlinkSequence
+	${HEADER_PATH}/ColorRange
+	${HEADER_PATH}/DOFTransform
+	${HEADER_PATH}/Export
+	${HEADER_PATH}/GeographicLocation
+	${HEADER_PATH}/Impostor
+	${HEADER_PATH}/ImpostorSprite
+	${HEADER_PATH}/InsertImpostorsVisitor
+	${HEADER_PATH}/LightPoint
+	${HEADER_PATH}/LightPointNode
+	${HEADER_PATH}/LightPointSystem
+	${HEADER_PATH}/MultiSwitch
+	${HEADER_PATH}/OpenFlightOptimizer
+	${HEADER_PATH}/OverlayNode
+	${HEADER_PATH}/ScalarBar
+	${HEADER_PATH}/ScalarsToColors
+	${HEADER_PATH}/Sector
+	${HEADER_PATH}/SphereSegment
+	${HEADER_PATH}/Version
+	${HEADER_PATH}/VisibilityGroup
+)
+
+# FIXME: For OS X, need flag for Framework or dylib
+ADD_LIBRARY(${LIB_NAME}
+	${OPENSCENEGRAPH_USER_DEFINED_DYNAMIC_OR_STATIC}
+	${LIB_PUBLIC_HEADERS}
+	BlinkSequence.cpp
+	ColorRange.cpp
+	DOFTransform.cpp
+	Impostor.cpp
+	ImpostorSprite.cpp
+	InsertImpostorsVisitor.cpp
+	LightPoint.cpp
+	LightPointDrawable.cpp
+	LightPointDrawable.h
+	LightPointNode.cpp
+	LightPointSpriteDrawable.cpp
+	LightPointSpriteDrawable.h
+	MultiSwitch.cpp
+	OpenFlightOptimizer.cpp
+	OverlayNode.cpp
+	ScalarBar.cpp
+	ScalarsToColors.cpp
+	Sector.cpp
+	SphereSegment.cpp
+	Version.cpp
+	VisibilityGroup.cpp
+)
+
+TARGET_LINK_LIBRARIES(${LIB_NAME}
+	osgText
+	osgUtil
+	osg
+	${OPENTHREADS_LIBRARY}
+	${OPENGL_LIBRARIES}
+)
+
+INCLUDE(ModuleInstall OPTIONAL)