337 lines
8.1 KiB
Fortran
337 lines
8.1 KiB
Fortran
subroutine imopen(plotfile)
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character*(*) plotfile
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common/imcom/ lu,npage
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lu=80
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open(lu,file=plotfile,status='unknown')
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write(lu,1000)
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1000 format('%!PS-Adobe-2.0'/ &
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'/rightshow { dup stringwidth pop neg 0 rmoveto show } def'/ &
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'/centershow { dup stringwidth pop neg 2 div ', &
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'0 rmoveto show } def'/ &
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'/lt { lineto } def'/'%%Page: 1 1')
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npage=1
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return
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end subroutine imopen
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subroutine impalette(palette)
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character*(*) palette
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integer r(0:8),g(0:8),b(0:8)
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integer rr,gg,bb
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common/imcom/ lu,npage
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common/imcom2/rr(0:255),gg(0:255),bb(0:255)
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if(palette.eq.'afmhot') then
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do i=0,255
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j=255-i
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rr(i)=min(255,2*j)
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gg(i)=max(0,min(255,2*j-128))
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bb(i)=max(0,min(255,2*j-256))
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enddo
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else if(palette.eq.'hot') then
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do i=0,255
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j=255-i
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rr(i)=min(255,3*j)
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gg(i)=max(0,min(255,3*j-256))
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bb(i)=max(0,min(255,3*j-512))
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enddo
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else
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open(11,file="Palettes/"//palette,status="old")
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do j=0,8
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read(11,*) r(j),g(j),b(j)
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enddo
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close(11)
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do i=0,255
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j0=i/32
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j1=j0+1
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k=i-32*j0
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rr(i)=r(j0) + int((k*(r(j1)-r(j0)))/31 + 0.5)
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gg(i)=g(j0) + int((k*(g(j1)-g(j0)))/31 + 0.5)
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bb(i)=b(j0) + int((k*(b(j1)-b(j0)))/31 + 0.5)
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enddo
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endif
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return
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end subroutine impalette
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subroutine imclose
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common/imcom/ lu,npage
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write(lu,1000)
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1000 format('showpage'/'%%Trailer')
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close(lu)
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return
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end subroutine imclose
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subroutine imnewpage
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common/imcom/ lu,npage
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npage=npage+1
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write(lu,1000) npage,npage
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1000 format('showpage'/'%%Page:',2i4)
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return
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end subroutine imnewpage
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subroutine imxline(x,y,dx)
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! Draw a line from (x,y) to (x+dx,y) integer r,g,b
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common/imcom/ lu,npage
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write(lu,1000) 72.0*x,72.0*y,72.0*dx
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1000 format('newpath',2f7.1,' moveto',f7.1,' 0 rlineto stroke')
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return
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end subroutine imxline
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subroutine imyline(x,y,dy)
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! Draw a line from (x,y) to (x,y+dy)
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common/imcom/ lu,npage
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write(lu,1000) 72.0*x,72.0*y,72.0*dy
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1000 format('newpath',2f7.1,' moveto 0',f7.1,' rlineto stroke')
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return
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end subroutine imyline
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subroutine imwidth(width)
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common/imcom/ lu,npage
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write(lu,1000) width
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1000 format(f7.1,' setlinewidth')
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return
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end subroutine imwidth
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subroutine imfont(fontname,npoints)
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character*(*) fontname
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common/imcom/ lu,npage
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write(lu,1000) fontname,npoints
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1000 format('/',a,' findfont',i4,' scalefont setfont')
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return
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end subroutine imfont
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subroutine imstring(string,x,y,just,ndeg)
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character*(*) string
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common/imcom/ lu,npage
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write(lu,1000) 72.0*x,72.0*y,ndeg,string
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1000 format(2f7.1,' moveto',i4,' rotate'/'(',a,')')
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if(just.eq.1) write(lu,*) 'rightshow'
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if(just.eq.2) write(lu,*) 'centershow'
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if(just.eq.3) write(lu,*) 'show'
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write(lu,1010) -ndeg
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1010 format(i4,' rotate'/)
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return
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end subroutine imstring
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subroutine imr4mat(z,IP,JP,imax,jmax,zz1,zz2,x,y,dx,dy,nbox)
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real z(IP,JP)
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integer idat(2048)
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common/imcom/ lu,npage
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z1=zz1
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z2=zz2
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if(z1.eq.0.0 .and. z2.eq.0.0) then
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z1=z(1,1)
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z2=z1
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do i=1,imax
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do j=1,jmax
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z1=min(z(i,j),z1)
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z2=max(z(i,j),z2)
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enddo
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enddo
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endif
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scale=255.99/(z2-z1)
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write(lu,1002) 72.0*x,72.0*y,72.0*dx,72.0*dy
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1002 format(2f7.1,' translate',2f7.1,' scale')
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write(lu,*) imax,jmax,8,' [',imax,0,0,jmax,0,0,']'
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write(lu,*) '{<'
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do j=1,jmax
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do i=1,imax
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idat(i)=scale*(z(i,j)-z1)
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idat(i)=max(idat(i),0)
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idat(i)=min(idat(i),255)
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idat(i)=255-idat(i)
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enddo
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write(lu,1004) (idat(i),i=1,imax)
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1004 format(30z2.2)
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enddo
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write(lu,*) '>} image'
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write(lu,1006) 1.0/(72.0*dx),1.0/(72.0*dy),-72.0*x,-72.0*y
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1006 format(2f9.6,' scale',2f7.1,' translate')
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if(nbox.ne.0) then
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write(lu,1010) 72.0*x,72.0*y,72.0*dx,72.0*dy,-72*dx
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1010 format('newpath',2f7.1,' moveto',f7.1,' 0 rlineto 0', &
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f7.1,' rlineto',f7.1,' 0 rlineto closepath stroke')
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endif
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return
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end subroutine imr4mat
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subroutine imr4mat_color(z,IP,JP,imax,jmax,zz1,zz2,x,y,dx,dy,nbox)
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real z(IP,JP)
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integer idat(2048,3)
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integer rr,gg,bb
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common/imcom/ lu,npage
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common/imcom2/rr(0:255),gg(0:255),bb(0:255)
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z1=zz1
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z2=zz2
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if(z1.eq.0.0 .and. z2.eq.0.0) then
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z1=z(1,1)
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z2=z1
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do i=1,imax
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do j=1,jmax
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z1=min(z(i,j),z1)
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z2=max(z(i,j),z2)
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enddo
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enddo
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endif
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scale=255.99/(z2-z1)
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write(lu,1002) 72.0*x,72.0*y,72.0*dx,72.0*dy
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1002 format(2f7.1,' translate',2f7.1,' scale')
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write(lu,1003) imax,jmax,8,imax,0,0,jmax,0,0
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1003 format(3i5,' [',6i4,']')
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write(lu,1004) imax
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1004 format('{currentfile 3',i4,' mul string readhexstring pop} bind'/ &
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'false 3 colorimage')
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do j=1,jmax
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do i=1,imax
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n=scale*(z(i,j)-z1)
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n=max(n,0)
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n=min(n,255)
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idat(i,1)=rr(n)
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idat(i,2)=gg(n)
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idat(i,3)=bb(n)
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enddo
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write(lu,1005) (idat(i,1),idat(i,2),idat(i,3),i=1,imax)
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1005 format(30z2.2)
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enddo
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write(lu,1006) 1.0/(72.0*dx),1.0/(72.0*dy),-72.0*x,-72.0*y
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1006 format(2f9.6,' scale',2f7.1,' translate')
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if(nbox.ne.0) then
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write(lu,1010) 72.0*x,72.0*y,72.0*dx,72.0*dy,-72*dx
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1010 format('newpath',2f7.1,' moveto',f7.1,' 0 rlineto 0', &
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f7.1,' rlineto',f7.1,' 0 rlineto closepath stroke')
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endif
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return
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end subroutine imr4mat_color
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subroutine imr4pro(p,imax,yy1,yy2,x,y,dx,dy,nbox)
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real p(imax)
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common/imcom/ lu,npage
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y1=yy1
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y2=yy2
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if(y1.eq.0.0 .and. y2.eq.0.0) then
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y1=p(1)
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y2=y1
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do i=1,imax
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y1=min(p(i),y1)
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y2=max(p(i),y2)
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enddo
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endif
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xscale=72.0*dx/imax
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xoff=72.0*x
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yscale=72.0*dy
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if(y1.ne.y2) yscale=yscale/(y2-y1)
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yoff=72.0*y
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write(lu,*) '1.416 setmiterlimit'
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write(lu,1002) xoff+0.5*xscale,yoff+yscale*(p(1)-y1)
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1002 format('newpath',2f7.1,' moveto')
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do i=2,imax
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write(lu,1004) xoff+(i-0.5)*xscale,yoff+yscale*(p(i)-y1)
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1004 format(2f6.1,' lt')
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enddo
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write(lu,*) 'stroke'
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if(nbox.ne.0) then
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write(lu,1010) xoff,yoff,72.0*dx,72.0*dy,-72*dx
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1010 format('newpath',2f7.1,' moveto',f7.1,' 0 rlineto 0', &
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f7.1,' rlineto',f7.1,' 0 rlineto closepath stroke')
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endif
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return
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end subroutine imr4pro
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subroutine imline(x1,y1,x2,y2)
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common/imcom/ lu,npage
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write(lu,1000) 72*x1,72*y1,72*x2,72*y2
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1000 format('newpath',2f7.1,' moveto',2f7.1,' lineto stroke')
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return
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end subroutine imline
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subroutine imcircle(x,y,radius,shade)
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common/imcom/ lu,npage
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write(lu,1000) shade
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1000 format(f7.1,' setgray')
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write(lu,1002) 72*x,72*y,72*radius
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1002 format('newpath',3f7.1,' 0 360 arc fill')
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write(lu,1000) 0.0
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write(lu,1004) 72*x,72*y,72*radius
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1004 format('newpath',3f7.1,' 0 360 arc stroke')
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return
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end subroutine imcircle
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subroutine imtriangle(x,y,rr,shade)
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common/imcom/ lu,npage
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write(lu,1000) shade
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1000 format(f7.1,' setgray')
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write(lu,1002) 72*x,72*(y+rr)
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1002 format('newpath',2f7.1,' moveto ')
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write(lu,1004) 72*(x-rr),72*(y-rr)
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1004 format(2f7.1,' lineto ')
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write(lu,1004) 72*(x+rr),72*(y-rr)
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write(lu,*) 'closepath fill 0 setgray'
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write(lu,1002) 72*x,72*(y+rr)
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write(lu,1004) 72*(x-rr),72*(y-rr)
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write(lu,1004) 72*(x+rr),72*(y-rr)
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write(lu,*) 'closepath stroke'
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return
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end subroutine imtriangle
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subroutine imr4prov(p,jmax,xx1,xx2,x,y,dx,dy,nbox)
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real p(jmax)
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common/imcom/ lu,npage
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x1=xx1
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x2=xx2
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if(x1.eq.0.0 .and. x2.eq.0.0) then
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x1=p(1)
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x2=x1
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do j=1,jmax
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x1=min(p(j),x1)
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x2=max(p(j),x2)
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enddo
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endif
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xscale=72.0*dx
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xoff=72.0*x
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if(x1.ne.x2) xscale=xscale/(x2-x1)
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yscale=72.0*dy/jmax
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yoff=72.0*y
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write(lu,*) '1.416 setmiterlimit'
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write(lu,1002) xoff+xscale*(x2-p(1)),yoff+0.5*yscale
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1002 format('newpath',2f7.1,' moveto')
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do j=2,jmax
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write(lu,1004) xoff+xscale*(x2-p(j)),yoff+(j-0.5)*yscale
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1004 format(2f6.1,' lt')
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enddo
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write(lu,*) 'stroke'
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if(nbox.ne.0) then
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write(lu,1010) xoff,yoff,72.0*dx,72.0*dy,-72*dx
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1010 format('newpath',2f7.1,' moveto',f7.1,' 0 rlineto 0', &
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f7.1,' rlineto',f7.1,' 0 rlineto closepath stroke')
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endif
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return
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end subroutine imr4prov
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