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subroutine pixel0(dx1,dy1,n1,dx2,dy2,n2)
common /sysplt/ mmajx ,mmajy ,mminx ,mminy ,mxlab ,mylab ,
1 mflg ,mtype ,mxa ,mya ,mxb ,myb ,
2 mx ,my ,mtypex ,mtypey ,xxa ,yya ,
3 xxb ,yyb ,xxc ,yyc ,xxd ,yyd ,
4 xfactr ,yfactr ,xadd ,yadd ,xx ,yy ,
5 mfmtx(3) ,mfmty(3) ,mumx ,mumy ,
6 msizx ,msizy ,mxdec ,mydec ,mxor ,mop(19),
7 mname(19) ,mxold ,myold ,mxmax ,mymax ,
8 mxfac ,myfac ,modef ,mf2er ,mshftx ,mshfty ,
9 mmgrx ,mmgry ,mmnrx ,mmnry ,mfrend ,mfrlst ,
+ mcrout ,mpair1 ,mpair2 ,msblen ,mflcnt ,mjxmin ,
1 mjymin ,mjxmax ,mjymax ,mnxsto ,mnysto ,mxxsto ,
2 mxysto ,mprint ,msybuf(360) ,mncpw ,minst ,
3 mbufa ,mbuflu ,mfwa(12) ,mlwa(12) ,
4 mipair ,mbprs(16) ,mbufl ,munit ,mbswap ,
5 small
data ipixop / 10/
mbpair = ior(ishift(ior(192, ipixop), 8), 12)
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
xx = dx1
yy = dy1
call dtran16
mx1 = mx
mbpair = mx
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
my1=my
mbpair=my
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
mbpair=n1
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
xx = dx2
yy = dy2
call dtran16
mbpair=mx
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
mbpair=my
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
mbpair=n2
mipair = mipair + 1
mbprs(mipair) = mbpair
if (mipair .ge. 16) call flushb
if(n1*n2*(mx1*my-mx*my1) .ne. 0) return
call uliber(0,35h vectors not independent in pixel0.,35)
call perror
end
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