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-rw-r--r--gerber/render/rs274x_backend.py25
1 files changed, 17 insertions, 8 deletions
diff --git a/gerber/render/rs274x_backend.py b/gerber/render/rs274x_backend.py
index 2a0420e..d4456e2 100644
--- a/gerber/render/rs274x_backend.py
+++ b/gerber/render/rs274x_backend.py
@@ -355,8 +355,19 @@ class Rs274xContext(GerberContext):
# but in most cases, this should work
hash = self._hash_amacro(amgroup)
- macro = self._macros.get(hash, None)
+ macro = None
+ macroinfo = self._macros.get(hash, None)
+ if macroinfo:
+
+ # We hae a definition, but check that the groups actually are the same
+ for macro in macroinfo:
+ offset = (amgroup.position[0] - macro[1].position[0], amgroup.position[1] - macro[1].position[1])
+ if amgroup.equivalent(macro[1], offset):
+ break
+ macro = None
+
+ # Did we find one in the group0
if not macro:
# This is a new macro, so define it
if not dcode:
@@ -377,13 +388,11 @@ class Rs274xContext(GerberContext):
# Store the dcode and the original so we can check if it really is the same
macro = (aperdef, amgroup)
- self._macros[hash] = macro
-
- else:
- # We hae a definition, but check that the groups actually are the same
- offset = (amgroup.position[0] - macro[1].position[0], amgroup.position[1] - macro[1].position[1])
- if not amgroup.equivalent(macro[1], offset):
- raise ValueError('Two AMGroup have the same hash but are not equivalent')
+
+ if macroinfo:
+ macroinfo.append(macro)
+ else:
+ self._macros[hash] = [macro]
return macro[0]