X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=lemon-stand.scad.pl;h=8c1d10f54338529a21998c8656a3db2ba2fdaa25;hp=e4b32ae1928cfb8874e52ded2ed8a06903d1ac7d;hb=5c8e2f521b6c0a908fe8e03a51f001f5b36496e6;hpb=5e23e69b331496b565a584995d768c331f0176ab

diff --git a/lemon-stand.scad.pl b/lemon-stand.scad.pl
index e4b32ae..8c1d10f 100755
--- a/lemon-stand.scad.pl
+++ b/lemon-stand.scad.pl
@@ -7,14 +7,20 @@ use IO::File;
 use Data::Dumper;
 use constant tau => pi*2;
 
-my $ellipse = 25;
-my $circle = 7;
-my $channel = 5;
-my $xscale = 35/25;
-my $N = 30; #180; # around ellipse
-my $M = 20; #80; # around each circle
+my $ellipse = 25 / 2;
+my $circle = 7 / 2;
+my $channelh = 3;
+my $channelw = 4;
+my $xscale = 35 / 25;
+my $N = 180; # around ellipse
+my $M = 80; # around each circle
 my @channeldistprops = (0, 1/3, 2/3);
 
+my $NMdiv = $ENV{'LEMONSTAND_COARSE'} || 1;
+
+$M /= $NMdiv;
+$N /= $NMdiv;
+
 print <<END;
 // -*- C -*-
 // *** AUTOGENERATED - DO NOT EDIT ***
@@ -131,8 +137,9 @@ sub channels(){
 	print "  rotate([0,0,$angle*360/",tau,"])\n";
 	print "  rotate([0,90,0])\n";
 	print "  translate([0,0, -2*$circle])\n";
+	print "  scale([1, $channelw/$channelh/2, 1])\n";
 	print "  rotate([0,0,360/8/2])\n";
-	print "  cylinder(r=$channel, h=4*$circle, \$fn=8);\n";
+	print "  cylinder(r=$channelh, h=4*$circle, \$fn=8);\n";
     }
     print "}\n";
 }