FIND_PATH(ASSIMP_ROOT_DIR include/assimp/ai_assert.h 
  HINTS
  PATH_SUFFIXES assimp
  PATHS
  /usr/local
  /usr
)

FIND_PATH(ASSIMP_INCLUDE_DIR assimp/ai_assert.h 
  HINTS
  PATH_SUFFIXES include
  PATHS
  ${ASSIMP_ROOT_DIR}
  /usr/local/include
  /usr/include
)

if (CMAKE_CL_64 OR CMAKE_GENERATOR MATCHES Win64)
	FIND_PATH(ASSIMP_LIBRARY_RELEASE_DIR libassimp.so assimp.lib
	  HINTS
	  PATH_SUFFIXES lib64 lib/assimp_release-dll_win64
	  PATHS
	  ${ASSIMP_ROOT_DIR}
	  /usr/local
	  /usr
	)

	FIND_PATH(ASSIMP_LIBRARY_DEBUG_DIR libassimp.so assimpD.lib
	  HINTS
	  PATH_SUFFIXES lib64 lib/assimp_debug-dll_win64
	  PATHS
	  ${ASSIMP_ROOT_DIR}
	  /usr/local
	  /usr
	)
else()
	if( MSVC )
		FIND_PATH(ASSIMP_LIBRARY_RELEASE_DIR libassimp.so assimp.lib
		  HINTS
		  PATH_SUFFIXES lib lib/assimp_release-dll_win32
		  PATHS
		  ${ASSIMP_ROOT_DIR}
		  /usr/local
		  /usr
		)

		FIND_PATH(ASSIMP_LIBRARY_DEBUG_DIR libassimp.so assimpD.lib
		  HINTS
		  PATH_SUFFIXES lib lib/assimp_debug-dll_win32
		  PATHS
		  ${ASSIMP_ROOT_DIR}
		  /usr/local
		  /usr
		)
	elseif( MINGW )
		FIND_PATH(ASSIMP_LIBRARY_RELEASE_DIR libassimp.dll.a
		  HINTS
		  PATH_SUFFIXES lib lib/mingw
		  PATHS
		  ${ASSIMP_ROOT_DIR}
		  /usr/local
		  /usr
		)

		FIND_PATH(ASSIMP_LIBRARY_DEBUG_DIR libassimpd.dll.a
		  HINTS
		  PATH_SUFFIXES lib lib/mingw
		  PATHS
		  ${ASSIMP_ROOT_DIR}
		  /usr/local
		  /usr
		)
	endif()
endif()

FIND_LIBRARY(ASSIMP_LIBRARY_RELEASE
  NAMES libassimp.so assimp.lib libassimp.dll.a
  HINTS
  PATHS
  ${ASSIMP_LIBRARY_RELEASE_DIR}
  /usr/local
  /usr
)

FIND_LIBRARY(ASSIMP_LIBRARY_DEBUG
  NAMES libassimp.so assimpD.lib libassimpd.dll.a
  HINTS
  PATHS
  ${ASSIMP_LIBRARY_DEBUG_DIR}
  /usr/local
  /usr
)

SET(ASSIMP_LIBRARIES ${ASSIMP_LIBRARY_RELEASE})
SET(ASSIMP_LIBRARY_DIRS ${ASSIMP_LIBRARY_RELEASE_DIR})

IF (MSVC)
	SET(ASSIMP_LIBRARIES optimized ${ASSIMP_LIBRARY_RELEASE} debug ${ASSIMP_LIBRARY_DEBUG})
	SET(ASSIMP_LIBRARY_DIRS ${ASSIMP_LIBRARY_RELEASE_DIR} ${ASSIMP_LIBRARY_DEBUG_DIR})
ENDIF ()

MARK_AS_ADVANCED( ASSIMP_LIBRARY_RELEASE_DIR )
MARK_AS_ADVANCED( ASSIMP_LIBRARY_DEBUG_DIR )
MARK_AS_ADVANCED( ASSIMP_LIBRARY_RELEASE )
MARK_AS_ADVANCED( ASSIMP_LIBRARY_DEBUG_DIR )
find_package_handle_standard_args( ASSIMP DEFAULT_MSG ASSIMP_LIBRARIES ASSIMP_INCLUDE_DIR )