mark_as_advanced(IRRLICHT_LIBRARY IRRLICHT_INCLUDE_DIR IRRLICHT_DLL)
set(IRRLICHT_SOURCE_DIR "" CACHE PATH "Path to irrlicht source directory (optional)")

# Find include directory

if (NOT IRRLICHT_SOURCE_DIR STREQUAL "")
    set(IRRLICHT_SOURCE_DIR_INCLUDE
            "${IRRLICHT_SOURCE_DIR}/include"
            )

    set(IRRLICHT_LIBRARY_NAMES libIrrlicht.a Irrlicht Irrlicht.lib)

    if (WIN32)
        if (MSVC)
            if (CMAKE_CL_64)
                message("MSVC > 64")
                set(IRRLICHT_SOURCE_DIR_LIBS "${IRRLICHT_SOURCE_DIR}/lib/Win64-visualstudio")
            else ()
                message("MSVC > 32")
                set(IRRLICHT_SOURCE_DIR_LIBS "${IRRLICHT_SOURCE_DIR}/lib/Win32-visualstudio")
            endif ()
            set(IRRLICHT_LIBRARY_NAMES Irrlicht.lib)
        else ()
            message("GCC > 32")
            set(IRRLICHT_SOURCE_DIR_LIBS "${IRRLICHT_SOURCE_DIR}/lib/Win32-gcc")
            set(IRRLICHT_LIBRARY_NAMES libIrrlicht.a libIrrlicht.dll.a)
        endif ()
    else ()
        set(IRRLICHT_SOURCE_DIR_LIBS "${IRRLICHT_SOURCE_DIR}/lib/Linux")
        set(IRRLICHT_LIBRARY_NAMES libIrrlicht.a)
    endif ()

    find_path(IRRLICHT_INCLUDE_DIR NAMES irrlicht.h
            PATHS
            ${IRRLICHT_SOURCE_DIR_INCLUDE}
            NO_DEFAULT_PATH
            )

    find_library(IRRLICHT_LIBRARY NAMES ${IRRLICHT_LIBRARY_NAMES}
            PATHS
            ${IRRLICHT_SOURCE_DIR_LIBS}
            NO_DEFAULT_PATH
            )

else ()
    find_path(IRRLICHT_INCLUDE_DIR NAMES irrlicht.h
            PATHS
            /usr/local/include/irrlicht
            /usr/include/irrlicht
            )

    find_library(IRRLICHT_LIBRARY NAMES libIrrlicht.so libIrrlicht.a Irrlicht
            PATHS
            /usr/local/lib
            /usr/lib
            )
endif ()


# On Windows, find the DLL for installation
if (WIN32)
    if (MSVC)
        set(IRRLICHT_COMPILER "VisualStudio")
    else ()
        set(IRRLICHT_COMPILER "gcc")
    endif ()
    if (CMAKE_CL_64)
        message("DLL MSVC > 64")
        find_file(IRRLICHT_DLL NAMES Irrlicht.dll
                PATHS
                "${IRRLICHT_SOURCE_DIR}/bin/Win64-${IRRLICHT_COMPILER}"
                DOC "Path of the Irrlicht dll (for installation)"
                )
    else ()
        message("DLL MSVC > 32")
        find_file(IRRLICHT_DLL NAMES Irrlicht.dll
                PATHS
                "${IRRLICHT_SOURCE_DIR}/bin/Win32-${IRRLICHT_COMPILER}"
                DOC "Path of the Irrlicht dll (for installation)"
                )
    endif ()
endif (WIN32)

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Irrlicht DEFAULT_MSG IRRLICHT_LIBRARY IRRLICHT_INCLUDE_DIR)