experiment

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/overflow-tube.ps.pl b/overflow-tube.ps.pl
index 192ced4d00b07e298b36e0896a0643fb42a6e7eb..bb4a37b892f30ec6cbd5fbcde28a27fccdf1667f 100755 (executable)
--- a/overflow-tube.ps.pl
+++ b/overflow-tube.ps.pl
@@ -14,8 +14,8 @@ sub o {
 }
 
 ps_start(<<END);
-90 rotate
-0 -210 translate
+%90 rotate
+%0 -210 translate
 END
 
 my $x_cut = 27;
@@ -23,8 +23,10 @@ my $y_cut = 120; # XX
 my $y_top = 160; # XX
 my $y_cutd = 10;
 
+my $nrepis = 4;
+
 my $spacing = 23;
-my $colspacing = 24;
+my $colspacing = (210 - $x_cut) / $nrepis / 2;
 my $vhalf = sqrt( $spacing ** 2 - ($colspacing*0.5) ** 2 );
 
 my $x_pl_zero = $x_cut + 0.5*$colspacing;