X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=poster-tube-lid-parametric.scad.pl;h=be5f17ba4c5afa15d1335e75b64c92f4edbadf93;hb=e5e88359262534dc61ac5335991d9c7afc335f91;hp=a6ffaf2aafe0d3911ff03cf2572417ffb5bec452;hpb=c6b41fe65f478d1c4184f54b2c75dd21ca22930e;p=reprap-play.git

diff --git a/poster-tube-lid-parametric.scad.pl b/poster-tube-lid-parametric.scad.pl
index a6ffaf2..be5f17b 100755
--- a/poster-tube-lid-parametric.scad.pl
+++ b/poster-tube-lid-parametric.scad.pl
@@ -81,18 +81,18 @@ sub point ($$$$) {
 	$i_j_y_angle = $sine_angle;
 	my $angle = $it * TAU/4;
 	my $dx = sin($angle) * $ballend_xr;
-	$i_offset = V( -$lin_len -$sine_len - $dx,
+	$i_offset = V( -$lin_len -$sine_len - $dx * cos($sine_angle),
 		       0,
-		       +$sine_height
+		       +$sine_height + $dx * sin($sine_angle)
 		     );
 	$i_thickscale = cos($angle);
     } else {
 	die "$ip ?";
     }
 
-    $i_j_y_vect = V( sin($i_j_y_angle),
-		     0,
-		     cos($i_j_y_angle ));
+    my $i_j_y_vect = V( sin($i_j_y_angle),
+			0,
+			cos($i_j_y_angle ));
 
     my $j_plus_th = $jp =~ m/2$/ ? $thick : 0;