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subroutine parse
c Version 2.7c
c
COMMON /OPTIONS/ FONTSCALE, GAMMA, ZOOM, NSCHEME, SHADOWFLAG, XBG,
& NAX, NAY, OTMODE, QUALITY, INVERT, LFLAG
REAL FONTSCALE, GAMMA, ZOOM
INTEGER NSCHEME, SHADOWFLAG, XBG
INTEGER*4 NAX, NAY, OTMODE, QUALITY
LOGICAL*2 INVERT, LFLAG
c
common /asscom/ assout, verbose
integer assout
logical verbose
c
character*132 args(4), option, labelfile
save args
c
integer INVERTFLAG
parameter (INVERTFLAG=8)
c
do larg = 1,4
args(larg) = ' '
end do
larg = 0
verbose = .false.
nax = -1
nay = -1
nscheme = -1
shadowflag = -1
xbg = 0
quality = 90
lflag = .false.
zoom = 0.
gamma = 1.0
c
c Default font scale is 3.0 (appropriate for 300 dpi printers)
c This is superseded by the environmental variable FONTSCALE
c or a specific command line options -fontscale XX
call getenv('FONTSCALE',option)
read (option,*,err=8,end=8) fontscale
goto 9
8 fontscale = 3.0
9 continue
c
iarg = 1
nargs = iargc()
10 continue
if (iarg .gt. nargs) goto 11
call getarg( iarg, option )
if (option(1:6).eq.'-debug') then
verbose = .true.
else if (option(1:3).eq.'-aa') then
if (option(4:4).eq.'0') then
nscheme = 0
else if (option(4:4).eq.'1') then
nscheme = 1
else
nscheme = 4
end if
else if (option(1:6).eq.'-draft') then
nscheme = 1
else if (option(1:6).eq.'-alpha') then
nscheme = 0
else if (option(1:7).eq.'-transp') then
nscheme = 0
else if (option(1:5).eq.'-qual') then
iarg = iarg + 1
call getarg( iarg, option )
read (option,*,err=10,end=10) quality
if (quality.le.0 .or. quality.gt.100) quality = 95
else if (option(1:5).eq.'-size') then
iarg = iarg + 1
call getarg( iarg, option )
kbrk = 2
do k = 15,2,-1
if (option(k:k).eq.'x') kbrk = k
if (option(k:k).eq.'X') kbrk = k
end do
read (option(1:kbrk-1),*,err=10,end=10) nax
read (option(kbrk+1:15),*,err=10,end=10) nay
if (nscheme.lt.0) nscheme = -4
else if (option(1:6).eq.'-label') then
lflag = .true.
call getarg( iarg+1, option )
if (iarg.lt.nargs .and. option(1:1).ne.'-') then
labelfile = option
iarg = iarg + 1
else
labelfile = 'label3d.ps'
end if
else if (option(1:10).eq.'-fontscale') then
iarg = iarg + 1
call getarg( iarg, option )
read (option,*,err=10,end=10) fontscale
if (fontscale.le.0) fontscale = 3.0
else if (option(1:10).eq.'-gamma') then
iarg = iarg + 1
call getarg( iarg, option )
read (option,*,err=10,end=10) gamma
if (gamma.le.0) gamma = 1.0
else if (option(1:5).eq.'-zoom') then
iarg = iarg + 1
call getarg( iarg, option )
kbrk = 15
do k = 15,2,-1
if (option(k:k).eq.'%') kbrk = k
end do
read (option(1:kbrk-1),*,err=10,end=10) zoom
if (zoom.le.0.) zoom = 0.
if (option(kbrk:kbrk).eq.'%') zoom = -zoom
else if (option(1:7).eq.'-shadow') then
shadowflag = 1
else if (option(1:9).eq.'-noshadow') then
shadowflag = 0
else if (option(1:3).eq.'-bg') then
iarg = iarg + 1
call getarg( iarg, option )
if (option(1:5).eq.'white') xbg = INT(Z'FFFFFF')
if (option(1:5).eq.'black') xbg = INT(Z'000000')
if (option(1:1).eq.'#') then
read (option(2:7),'(1Z6)') xbg
if (verbose) then
write (0,'(1Z12)') xbg
endif
endif
else
larg = larg + 1
args(larg) = option
end if
iarg = iarg + 1
goto 10
11 continue
c
if (lflag) call lopen(labelfile)
c
otmode = local(0, args(1), args(2), args(3), args(4))
c
if (iand(otmode,invertflag).ne.0) then
invert = .false.
else
invert = .true.
end if
c
end
ccc
cc
c
subroutine autotile( nax, nay, modulus )
c
implicit NONE
c
include 'parameters.incl'
c
common /raster/ ntx,nty,npx,npy
integer ntx,nty,npx,npy
c
common /asscom/ assout, verbose
integer assout
logical verbose
c
integer*4 nax, nay
c
c Anti-aliasing requires that NPY is a multiple of modulus
integer modulus
c
if (nax .gt. 0) then
npx = modulus
ntx = (nax+npx-1) / npx
21 continue
if (mod(ntx,2).eq.0) then
ntx = ntx / 2
npx = npx * 2
else if (mod(ntx,3).eq.0) then
ntx = ntx / 3
npx = npx * 3
else if (mod(ntx,5).eq.0) then
ntx = ntx / 5
npx = npx * 5
else
ntx = ntx + 1
end if
if (ntx.gt.MAXNTX) goto 21
if (npx.lt.6 .and. ( mod(ntx,2).eq.0
& .or. mod(ntx,3).eq.0 .or. mod(ntx,5).eq.0))
& goto 21
if (npx.gt.MAXNPX) then
npx = (MAXNPX/modulus) * modulus
ntx = (nax + npx - 1) / npx
endif
endif
if (nay .gt. 0) then
npy = modulus
nty = (nay+npy-1) / npy
31 continue
if (mod(nty,2).eq.0) then
nty = nty / 2
npy = npy * 2
else if (mod(nty,3).eq.0) then
nty = nty / 3
npy = npy * 3
else if (mod(nty,5).eq.0) then
nty = nty / 5
npy = npy * 5
else
nty = nty + 1
end if
if (nty.gt.MAXNTY) goto 31
if (npy.lt.6 .and. ( mod(nty,2).eq.0
& .or. mod(nty,3).eq.0 .or. mod(nty,5).eq.0))
& goto 31
if (npy.gt.MAXNPY) then
npy = (MAXNPY/modulus) * modulus
nty = (nay + npy - 1) / npy
endif
endif
if (verbose .and. (nax.gt.0 .or. nay.gt.0)) then
write(0,32) 'X',ntx,npx,ntx*npx,nax
write(0,32) 'Y',nty,npy,nty*npy,nay
32 format('Autotiling on ',A1,': ',i5,' x ',i5,' = ',i7,
& ' >= ',i7)
end if
c
end
|
