FindALLEGROGL.cmake
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FindALLEGROGL.cmake
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	# - Find allegroGL
	# Find the native ALLEGROGL includes and library
	#
	# ALLEGROGL_INCLUDE_DIR - where to find alleggl.h, etc.
	# ALLEGROGL_LIBRARIES - List of libraries when using allegro.
	# ALLEGROGL_FOUND - True if allegro found.

	FIND_PACKAGE(ALLEGRO)
	FIND_PACKAGE(OpenGL)

	IF (ALLEGROGL_INCLUDE_DIR)
	# Already in cache, be silent
	SET(ALLEGROGL_FIND_QUIETLY TRUE)
	ENDIF (ALLEGROGL_INCLUDE_DIR)

	FIND_PATH(ALLEGROGL_INCLUDE_DIR alleggl.h
	/usr/local/include
	/usr/include
	$ENV{MINGDIR}/include
	)

	SET(ALLEGROGL_NAMES agl alleggl agllib agldll)
	FIND_LIBRARY(ALLEGROGL_LIBRARY
	NAMES ${ALLEGROGL_NAMES}
	PATHS /usr/lib /usr/local/lib $ENV{MINGDIR}/lib)

	IF (ALLEGROGL_INCLUDE_DIR AND ALLEGROGL_LIBRARY)
	SET(ALLEGROGL_FOUND TRUE)
	SET( ALLEGROGL_LIBRARIES ${ALLEGROGL_LIBRARY} ${ALLEGRO_LIBRARIES} ${OPENGL_LIBRARIES})
	ELSE (ALLEGROGL_INCLUDE_DIR AND ALLEGROGL_LIBRARY)
	SET(ALLEGROGL_FOUND FALSE)
	SET( ALLEGROGL_LIBRARIES )
	ENDIF (ALLEGROGL_INCLUDE_DIR AND ALLEGROGL_LIBRARY)

	IF (ALLEGROGL_FOUND)
	IF (NOT ALLEGROGL_FIND_QUIETLY)
	MESSAGE(STATUS "Found AllegroGL: ${ALLEGROGL_LIBRARY}")
	ENDIF (NOT ALLEGROGL_FIND_QUIETLY)
	ELSE (ALLEGROGL_FOUND)
	IF (ALLEGROGL_FIND_REQUIRED)
	MESSAGE(STATUS "Looked for AllegroGL libraries named ${ALLEGROGL_NAMES}.")
	MESSAGE(FATAL_ERROR "Could NOT find AllegroGL library")
	ENDIF (ALLEGROGL_FIND_REQUIRED)
	ENDIF (ALLEGROGL_FOUND)

	MARK_AS_ADVANCED(
	ALLEGROGL_LIBRARY
	ALLEGROGL_INCLUDE_DIR
	)