IAPDemo/Libraries/cocos2d/cocos/red/CMakeLists.txt

include_directories(./red)
include_directories(./red/tiled_polygon_sprite)
include_directories(./red/PolygonClippingNode)

set(COCOS_LIBRED2DX_SRC
  red/PolygonClippingNode/REDPolygonClippingNode.cpp
  red/tiled_polygon_sprite/proto_triangle.pb.cc
  red/tiled_polygon_sprite/TiledPolygonSprite.cpp
)