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-rw-r--r--gerber/render/render.py2
-rw-r--r--gerber/render/rs274x_backend.py2
2 files changed, 4 insertions, 0 deletions
diff --git a/gerber/render/render.py b/gerber/render/render.py
index a5ae38e..41b632c 100644
--- a/gerber/render/render.py
+++ b/gerber/render/render.py
@@ -132,6 +132,8 @@ class GerberContext(object):
self._invert = invert
def render(self, primitive):
+ if not primitive:
+ return
color = (self.color if primitive.level_polarity == 'dark'
else self.background_color)
if isinstance(primitive, Line):
diff --git a/gerber/render/rs274x_backend.py b/gerber/render/rs274x_backend.py
index 48a55e7..3dc8c1a 100644
--- a/gerber/render/rs274x_backend.py
+++ b/gerber/render/rs274x_backend.py
@@ -169,6 +169,8 @@ class Rs274xContext(GerberContext):
if point[0] != None or point[1] != None:
self.body.append(CoordStmt.line(func, self._simplify_point(line.end)))
self._pos = line.end
+ elif func:
+ self.body.append(CoordStmt.mode(func))
def _render_arc(self, arc, color):