# finds the STIM library (downloads it if it isn't present)
# set STIMLIB_PATH to the directory containing the stim subdirectory (the stim repository)

include(FindPackageHandleStandardArgs)

set(STIM_ROOT $ENV{STIM_ROOT})

IF(NOT UNIX)
    IF(NOT STIM_ROOT)
        MESSAGE("ERROR: STIM_ROOT environment variable must be set!")
    ENDIF(NOT STIM_ROOT)

    FIND_PATH(STIM_INCLUDE_DIRS DOC "Path to GLFW include directory."
            NAMES stim/image/image.h
            PATHS ${STIM_ROOT})
ENDIF(NOT UNIX)

find_package_handle_standard_args(STIM DEFAULT_MSG STIM_INCLUDE_DIRS)

if(STIM_FOUND)
    set(STIM_INCLUDE_DIRS ${STIM_INCLUDE_DIRS})
elseif(STIM_FOUND)
	message("STIM library not found. Set the STIM_ROOT environment variable to the STIM location.")
	message("STIMLIB can be found here: https://git.stim.ee.uh.edu/codebase/stimlib")
endif(STIM_FOUND)

find_package_handle_standard_args(STIM DEFAULT_MSG STIM_INCLUDE_DIRS)