fossil_test_sanitize_normals Program

program fossil_test_sanitize_normals
!< FOSSIL, test normals *sanitization*.

use flap, only : command_line_interface
use fossil, only : file_stl_object
use penf, only : I4P, R8P

implicit none

type(file_stl_object) :: file_stl            !< STL file.
character(999)        :: file_name_stl       !< Input STL file name.
logical               :: are_tests_passed(2) !< Result of tests check.

are_tests_passed = .false.

call cli_parse
call file_stl%initialize(file_name=trim(adjustl(file_name_stl)))
call file_stl%load_from_file(guess_format=.true.)

print*, 'volume before sanitize normals: ', file_stl%volume
are_tests_passed(1) = file_stl%volume < 0._R8P
call file_stl%sanitize_normals
call file_stl%compute_volume
print*, 'volume after sanitize normals:  ', file_stl%volume
are_tests_passed(2) = nint(file_stl%volume) == 1

print '(A,L1)', 'Are all tests passed? ', all(are_tests_passed)
contains
  subroutine cli_parse()
  !< Build and parse test cli.
  type(command_line_interface) :: cli   !< Test command line interface.
  integer(I4P)                 :: error !< Error trapping flag.

  call cli%init(progname='fossil_test_sanitize_normals',                              &
                authors='S. Zaghi',                                                   &
                help='Usage: ',                                                       &
                examples=["fossil_test_sanitize_normals --stl src/tests/dragon.stl"], &
                epilog=new_line('a')//"all done")

  call cli%add(switch='--stl',                        &
               help='STL (input) file name',          &
               required=.false.,                      &
               def='src/tests/cube-inconsistent.stl', &
               act='store')

  call cli%parse(error=error) ; if (error/=0) stop

  call cli%get(switch='--stl', val=file_name_stl, error=error) ; if (error/=0) stop
  endsubroutine cli_parse
endprogram fossil_test_sanitize_normals