helixish: debugging output

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

diff --git a/helixish.py b/helixish.py
index ecbc79a08e179e6d7f54674e69d45922674d7698..bdc07de625a4e4ee866e5e3f1fb334d472d5bfac 100644 (file)
--- a/helixish.py
+++ b/helixish.py
@@ -127,6 +127,9 @@ class HelixishCurve():
         def railway_CPQ(pq, dpq, railway_r):
           CPQ = pq + railway_r * np.array([-dpq[1], dpq[0]])
           dbg('railway_CPQ', railway_r, pq, dpq, CPQ)
+          vdbg_plane.circle( np.hstack((CPQ, [0])),
+                             [0, 0, railway_r],
+                             color = (1,1,1) )
           return CPQ
 
         railway_CP = railway_CPQ([0,0],         dp_plane, railway_r)