[AutoTool] support min/max length for straight segments

masque/builder/renderpather.py

@@ -345,6 +345,17 @@ class RenderPather(PortList, PatherMixin):
 
         return self
 
+    def plugged(
+            self,
+            connections: dict[str, str],
+            ) -> Self:
+        for aa, bb in connections.items():
+            porta = self.ports[aa]
+            portb = self.ports[bb]
+            self.paths[aa].append(RenderStep('P', None, porta.copy(), porta.copy(), None))
+            self.paths[bb].append(RenderStep('P', None, portb.copy(), portb.copy(), None))
+        PortList.plugged(self, connections)
+        return self
 
     def path(
             self,

masque/builder/tools.py

@@ -340,7 +340,7 @@ class BasicTool(Tool, metaclass=ABCMeta):
                 bend_angle *= -1
         else:
             bend_dxy = numpy.zeros(2)
-            bend_angle = 0
+            bend_angle = pi
 
         in_transition = self.transitions.get('unk' if in_ptype is None else in_ptype, None)
         if in_transition is not None:
@@ -401,15 +401,15 @@ class BasicTool(Tool, metaclass=ABCMeta):
 
         gen_straight, sport_in, _sport_out = self.straight
         for step in batch:
-            straight_length, ccw, in_transition, out_transition = step.data
+            data = step.data
             assert step.tool == self
 
             if step.opcode == 'L':
-                if in_transition:
-                    ipat, iport_theirs, _iport_ours = in_transition
+                if data.in_transition:
+                    ipat, iport_theirs, _iport_ours = data.in_transition
                     pat.plug(ipat, {port_names[1]: iport_theirs})
-                if not numpy.isclose(straight_length, 0):
-                    straight_pat_or_tree = gen_straight(straight_length, **kwargs)
+                if not numpy.isclose(data.straight_length, 0):
+                    straight_pat_or_tree = gen_straight(data.straight_length, **kwargs)
                     pmap = {port_names[1]: sport_in}
                     if isinstance(straight_pat_or_tree, Pattern):
                         straight_pat = straight_pat_or_tree
@@ -427,11 +427,11 @@ class BasicTool(Tool, metaclass=ABCMeta):
                         else:
                             straight = tree <= straight_pat_or_tree
                             pat.plug(straight, pmap)
-                if ccw is not None:
+                if data.ccw is not None:
                     bend, bport_in, bport_out = self.bend
-                    pat.plug(bend, {port_names[1]: bport_in}, mirrored=bool(ccw))
-                if out_transition:
-                    opat, oport_theirs, oport_ours = out_transition
+                    pat.plug(bend, {port_names[1]: bport_in}, mirrored=bool(data.ccw))
+                if data.out_transition:
+                    opat, oport_theirs, oport_ours = data.out_transition
                     pat.plug(opat, {port_names[1]: oport_ours})
         return tree
 
@@ -443,7 +443,8 @@ class AutoTool(Tool, metaclass=ABCMeta):
     for generating straight paths, and a table of pre-rendered `transitions` for converting
     from non-native ptypes.
     """
-    straights: list[tuple[str, Callable[[float], Pattern] | Callable[[float], Library], str, str]]
+    straights: list[tuple[str, Callable[[float], Pattern] | Callable[[float], Library], str, str, tuple[float, float]]]
+    # TODO add min length?
 
     bends: list[abstract_tuple_t]  # Assumed to be clockwise
     """ `clockwise_bend_abstract, in_port_name, out_port_name` """
@@ -508,7 +509,7 @@ class AutoTool(Tool, metaclass=ABCMeta):
     @staticmethod
     def _bend2dxy(bend_tuple: abstract_tuple_t, ccw: SupportsBool | None) -> tuple[NDArray[numpy.float64], float]:
         if ccw is None:
-            return numpy.zeros(2), 0.0
+            return numpy.zeros(2), pi
         bend, bport_in, bport_out = bend_tuple
 
         angle_in = bend.ports[bport_in].rotation
@@ -566,9 +567,10 @@ class AutoTool(Tool, metaclass=ABCMeta):
             ) -> tuple[Port, LData]:
         # TODO check all the math for L-shaped bends
 
-
+        success = False
         for straight_tuple in self.straights:
             stype = straight_tuple[0]
+            straight_bounds = straight_tuple[-1]
             for bend_tuple in self.bends:
                 bend_dxy, bend_angle = self._bend2dxy(bend_tuple, ccw)
                 btypei = bend_tuple[0][bend_tuple[1]].ptype
@@ -578,7 +580,7 @@ class AutoTool(Tool, metaclass=ABCMeta):
                 itrans_dxy = self._itransition2dxy(in_transition)
 
                 out_transition = self.transitions.get(('unk' if out_ptype is None else out_ptype, stype if ccw is None else btypeo), None)
-                otrans_dxy = self._otransition2dxy(in_transition, bend_angle)
+                otrans_dxy = self._otransition2dxy(out_transition, bend_angle)
 
                 b_transition = None
                 if ccw is not None and btypei != stype:
@@ -587,9 +589,10 @@ class AutoTool(Tool, metaclass=ABCMeta):
 
                 straight_length = length - bend_dxy[0] - itrans_dxy[0] - btrans_dxy[0] - otrans_dxy[0]
                 bend_run = bend_dxy[1] + itrans_dxy[1] + btrans_dxy[1] + otrans_dxy[1]
-                if straight_length >= 0:
+                success = straight_bounds[0] <= straight_length < straight_bounds[1]
+                if success:
                     break
-            if straight_length >= 0:
+            if success:
                 break
         else:
             # Failed to break
@@ -625,15 +628,16 @@ class AutoTool(Tool, metaclass=ABCMeta):
         pat.add_port_pair(names=(port_names[0], port_names[1]))
 
         for step in batch:
-            _stype, gen_straight, sport_in, _sport_out = step.data.straight_tuple
+            data = step.data
+            _stype, gen_straight, sport_in, _sport_out, _length_bounds = data.straight_tuple
             assert step.tool == self
 
             if step.opcode == 'L':
-                if step.data.in_transition:
-                    ipat, iport_theirs, _iport_ours = step.data.in_transition
+                if data.in_transition:
+                    ipat, iport_theirs, _iport_ours = data.in_transition
                     pat.plug(ipat, {port_names[1]: iport_theirs})
-                if not numpy.isclose(step.data.straight_length, 0):
-                    straight_pat_or_tree = gen_straight(step.data.straight_length, **kwargs)
+                if not numpy.isclose(data.straight_length, 0):
+                    straight_pat_or_tree = gen_straight(data.straight_length, **kwargs)
                     pmap = {port_names[1]: sport_in}
                     if isinstance(straight_pat_or_tree, Pattern):
                         straight_pat = straight_pat_or_tree
@@ -651,19 +655,18 @@ class AutoTool(Tool, metaclass=ABCMeta):
                         else:
                             straight = tree <= straight_pat_or_tree
                             pat.plug(straight, pmap)
-                if step.data.b_transition:
-                    btpat, btport_bend, btport_straight = step.data.b_transition
+                if data.b_transition:
+                    btpat, btport_bend, btport_straight = data.b_transition
                     pat.plug(btpat, {port_names[1]: btport_straight})
-                if step.data.ccw is not None:
-                    bend, bport_in, bport_out = step.data.bend_tuple
-                    pat.plug(bend, {port_names[1]: bport_in}, mirrored=bool(step.data.ccw))
-                if step.data.out_transition:
-                    opat, oport_theirs, oport_ours = step.data.out_transition
+                if data.ccw is not None:
+                    bend, bport_in, bport_out = data.bend_tuple
+                    pat.plug(bend, {port_names[1]: bport_in}, mirrored=bool(data.ccw))
+                if data.out_transition:
+                    opat, oport_theirs, oport_ours = data.out_transition
                     pat.plug(opat, {port_names[1]: oport_ours})
         return tree
 
 
-
 @dataclass
 class PathTool(Tool, metaclass=ABCMeta):
     """