test_019 Subroutine

subroutine test_019(id, nfail)

Uses

  • proc~~test_019~~UsesGraph proc~test_019 test_019 module~forcolormap_parameters forcolormap_parameters proc~test_019->module~forcolormap_parameters module~forcolormap_utils forcolormap_utils proc~test_019->module~forcolormap_utils iso_fortran_env iso_fortran_env module~forcolormap_parameters->iso_fortran_env module~forcolormap_utils->module~forcolormap_parameters

Integer scaling should map endpoints correctly for the RGB range [0,255].

Arguments

Type IntentOptional Attributes Name
integer, intent(inout) :: id
integer, intent(inout) :: nfail

Calls

proc~~test_019~~CallsGraph proc~test_019 test_019 proc~report_test report_test proc~test_019->proc~report_test

Called by

proc~~test_019~~CalledByGraph proc~test_019 test_019 program~check check program~check->proc~test_019

Source Code

   subroutine test_019(id, nfail)
      use forcolormap_parameters, only: wp
      use forcolormap_utils,      only: scale
      integer, intent(inout) :: id, nfail
      character(len=*), parameter :: name = "scale(real,int): endpoints map to [a,b] for [0,255]"
      logical :: ok
      real(wp) :: x(3)
      integer  :: y(3)

      x = [ -2.0_wp, 0.0_wp, 2.0_wp ]
      y = scale(x, 0, 255)

      ok = (y(1) == 0) .and. (y(3) == 255)
      call report_test(name, ok, id, nfail)
   end subroutine test_019