70 lines
1.6 KiB
Fortran
70 lines
1.6 KiB
Fortran
!-------------------------------------------------------------------
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!-
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program chkpixels
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use spitpgm
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use pixrgb
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use trials ! experiments, ymmv.
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implicit none
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write(0, *) "------ CHKPIXELS ------"
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call test_spit_as(3)
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call test_spit_rgb(128, 222)
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STOP 'BECAUSE NO CPU AVAILABLE'
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contains
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!-------------------------------------------------------------------
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!-
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! exerciser for the 'pixrgb' module
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!-
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subroutine test_spit_rgb(sz, kg)
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integer, intent(in) :: sz, kg
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type(t_pixrgb), allocatable :: pixrgb(:,:)
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integer :: ix, iy
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print *, "test spit rgb", sz
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allocate(pixrgb(sz, sz))
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call rgbpix_set_to_zero(pixrgb)
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do ix=1, sz
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do iy=1, sz
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pixrgb(ix, iy)%r = ix
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pixrgb(ix, iy)%g = mod(ix*iy, kg)
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pixrgb(ix, iy)%b = iy
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end do
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end do
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call rgbpix_spit_as_pnm_8(pixrgb, "rgb.pnm")
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deallocate(pixrgb)
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end subroutine
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!-------------------------------------------------------------------
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!-
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subroutine test_spit_as(increment)
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integer, intent(in) :: increment
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integer, parameter :: SZ = 40
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integer, dimension(SZ, SZ) :: greymap
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integer :: ix, iy, value
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print *, "test spit as", sz
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value = 0
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do iy=1, SZ
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do ix=1, SZ
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greymap(ix, iy) = value
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value = value + increment
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enddo
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enddo
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call spit_as_pgm_16 (greymap, 'a.pnm')
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call spit_as_pgm_eq (greymap, 'b.pnm')
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call spit_as_pgm_8 (greymap, 'c.pnm')
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call new_spit_a (greymap, 'x.pnm')
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end subroutine
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end program
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!-------------------------------------------------------------------
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