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include(PrintLibraryStatus)
include(LibFindMacros)
include(PrintLibraryStatus)

  if(NOT OPENNI_ROOT AND ("ON" STREQUAL "ON"))
    set(OPENNI_INCLUDE_DIRS_HINT "/usr/include/ni")
    get_filename_component(OPENNI_LIBRARY_HINT "/usr/lib/libOpenNI.so" PATH)
  endif(NOT OPENNI_ROOT AND ("ON" STREQUAL "ON"))

  if(PKG_CONFIG_FOUND)
    pkg_check_modules(PC_OPENNI libopenni)
  endif(PKG_CONFIG_FOUND)  
  find_path(OPENNI_INCLUDE_DIRS XnStatus.h
    HINTS ${PC_OPENNI_INCLUDEDIR} ${PC_OPENNI_INCLUDE_DIRS}
          "${OPENNI_ROOT}" "$ENV{OPENNI_ROOT}"
    PATHS "$ENV{OPEN_NI_INCLUDE}" "${OPENNI_INCLUDE_DIRS_HINT}"
    PATH_SUFFIXES include/openni Include)
  #add a hint so that it can find it without the pkg-config
  set(OPENNI_SUFFIX)
  if(WIN32 AND CMAKE_SIZEOF_VOID_P EQUAL 8)
    set(OPENNI_SUFFIX 64) 
  endif(WIN32 AND CMAKE_SIZEOF_VOID_P EQUAL 8)
  find_library(OPENNI_LIBRARY
    NAMES OpenNI64 OpenNI  
    HINTS ${PC_OPENNI_LIBDIR} ${PC_OPENNI_LIBRARY_DIRS}
          "${OPENNI_ROOT}" "$ENV{OPENNI_ROOT}"
    PATHS "$ENV{OPEN_NI_LIB${OPENNI_SUFFIX}}" "${OPENNI_LIBRARY_HINT}"
    PATH_SUFFIXES lib Lib Lib64)

  find_package_handle_standard_args(openni DEFAULT_MSG OPENNI_LIBRARY OPENNI_INCLUDE_DIRS)

  if(OPENNI_FOUND)
    get_filename_component(OPENNI_LIBRARY_PATH ${OPENNI_LIBRARY} PATH)
    set(OPENNI_LIBRARY_DIRS ${OPENNI_LIBRARY_PATH})
    set(OPENNI_LIBRARIES "${OPENNI_LIBRARY}")
  endif(OPENNI_FOUND)