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=048f4d7bdb6813ad3a4c4887c534d7d4ef3183f4;hb=357c231defc0f31fa89e12a71a6ea1c3f7d217c2;hpb=162a83b6ff1d0ebeacf742ab9e838d84b3639c03

diff --git a/lemon-stand.scad.pl b/lemon-stand.scad.pl
index 048f4d7..8c1d10f 100755
--- a/lemon-stand.scad.pl
+++ b/lemon-stand.scad.pl
@@ -7,18 +7,26 @@ use IO::File;
 use Data::Dumper;
 use constant tau => pi*2;
 
+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 ***
 END
 
-my $ellipse = 20;
-my $circle = 6;
-my $channel = 5;
-my $xscale = 2;
-my $N = 30; # around ellipse
-my $M = 20; # around each circle
-my @channeldistprops = (0, 1/3, 2/3);
+print "torusyup = ", ($circle / sqrt(2)), ";\n";
 
 our @ellipse = map {
     my $theta = tau * $_ / $N;
@@ -129,7 +137,9 @@ sub channels(){
 	print "  rotate([0,0,$angle*360/",tau,"])\n";
 	print "  rotate([0,90,0])\n";
 	print "  translate([0,0, -2*$circle])\n";
-	print "  cylinder(r=$channel, h=4*$circle, \$fn=$M);\n";
+	print "  scale([1, $channelw/$channelh/2, 1])\n";
+	print "  rotate([0,0,360/8/2])\n";
+	print "  cylinder(r=$channelh, h=4*$circle, \$fn=8);\n";
     }
     print "}\n";
 }
@@ -142,5 +152,13 @@ STDOUT->error and die $!;
 STDOUT->flush or die $!;
 
 __DATA__
-Torusy();
-Channels();
+module Stand(){
+    difference(){
+	translate([0,0,torusyup])
+	    Torusy();
+	Channels();
+	translate([-200,-200,-50])
+	    cube([400,400,50]);
+    }
+}
+Stand();