def _create_arrow(self, item):
layer = PLayer(item.process, RDD.PURPOSE.PORT.DIRECTION)
w = 0.05
l = 0.6
arrow_shape = shapes.ArrowShape(width=w, length=l, head=l * 0.2)
p = Polygon(shape=arrow_shape, layer=layer)
T = transformation_from_vector(item)
p.transform(T)
return p
def create_block_elements(self, elems):
for e in self.elements.sref:
for layer in RDD.get_physical_layers_by_purpose(purposes=['METAL', 'GND']):
if e.reference.is_layer_in_cell(layer):
bbox_shape = e.bbox_info.bounding_box()
elems += Polygon(shape=bbox_shape, layer=layer)
return elems
def intersection(self, other):
from copy import deepcopy
s1 = self.shape.transform_copy(self.transformation)
s2 = other.shape.transform_copy(other.transformation)
shapes = s1.__and__(s2)
elems = [Polygon(shape=s, layer=self.layer) for s in shapes]
return elems
def __and__(self, other):
el = ElementList()
for e1 in self.elements:
for e2 in other.elements:
# e1 = deepcopy(e1)
# e2 = deepcopy(e2)
# shape1 = e1.shape.transform_copy(e1.transformation)
# shape2 = e2.shape.transform_copy(e2.transformation)
shape1 = deepcopy(e1.shape).transform(e1.transformation)
shape2 = deepcopy(e2.shape).transform(e2.transformation)
# if shape1 != shape2:
# if e1.shape != e2.shape:
# if (e1.shape != e2.shape) and (e1.layer == e2.layer):
# if (e1.shape != e2.shape) and (e1.layer.process == e2.layer.process):
if (shape1 != shape2) and (e1.layer.process
== e2.layer.process):
shapes = shape1 & shape2
# print(shape1.points)
# print(shape2.points)
# print(shapes)
# print('')
for shape in shapes:
el += Polygon(shape=shape, layer=e1.layer)
# polygons = e1.intersection(e2)
# for p in polygons:
# p.layer.purpose = RDD.PURPOSE.INTERSECTED
# for p in polygons:
# el += p
self.elements = el
return self
def __or__(self, other):
if self.layer == other.layer:
s1 = self.shape.transform_copy(self.transformation)
s2 = other.shape.transform_copy(other.transformation)
shapes = s1.__or__(s2)
elems = [Polygon(shape=s, layer=self.layer) for s in shapes]
return elems
return ElementList([self, other])
def bbox_info_cell(elem):
from spira.yevon.gdsii.cell import Cell
from spira.yevon.gdsii.polygon import Polygon
bbox_shape = elem.bbox_info.bounding_box()
bbox_ply = Polygon(shape=bbox_shape)
D = Cell(name='BBoxCell')
D += bbox_ply
return D
def reference_metal_blocks(S):
from copy import deepcopy
elems = ElementList()
for layer in RDD.get_physical_layers_by_purpose(purposes=['METAL', 'GND']):
layer = deepcopy(layer)
if S.reference.is_layer_in_cell(layer):
bbox_shape = S.bbox_info.bounding_box()
layer.purpose = RDD.PURPOSE.BOUNDARY_BOX
elems += Polygon(shape=bbox_shape, layer=layer)
return elems
def load_aspect():
""" Mix the aspects into their corresponding classes. """
Shape.mixin(ShapeClipperAspects)
Polygon.mixin(PolygonAspects)
Polygon.mixin(NetlistAspects)
Polygon.mixin(PolygonPortAspects)
Polygon.mixin(PolygonClipperAspects)
Polygon.mixin(OutputPlotlyNetlist)
SRef.mixin(SRefPortAspects)
SRef.mixin(NetlistAspects)
Cell.mixin(CellAspects)
Cell.mixin(CellPortAspects)
Cell.mixin(NetlistAspects)
Cell.mixin(Transformable)
Cell.mixin(OutputGdsiiAspect)
Cell.mixin(OutputPlotlyNetlist)
def union(self):
elems = ElementList()
if len(self.elements) > 1:
points = []
for e in self.elements:
shape = e.shape.transform(e.transformation).snap_to_grid()
points.append(shape.points)
merged_points = clipping.boolean(subj=points, clip_type='or')
for uid, pts in enumerate(merged_points):
elems += Polygon(shape=pts, layer=self.layer)
else:
elems = self.elements
self.elements = elems
return self
def get_derived_elements(elements, mapping, store_as_edge=False):
""" Given a list of elements and a list of tuples (DerivedLayer, PPLayer),
create new elements according to the boolean operations of the DerivedLayer
and place these elements on the specified PPLayer. """
derived_layers = mapping.keys()
export_layers = mapping.values()
elems = ElementList()
for derived_layer, export_layer in zip(derived_layers, export_layers):
pg = _derived_elements(elems=elements, derived_layer=derived_layer)
for p in pg.elements:
if store_as_edge is True:
elems += Edge(shape=p.shape, layer=deepcopy(export_layer))
else:
elems += Polygon(shape=p.shape, layer=deepcopy(export_layer))
return elems
def __xor__(self, other):
pts1, pts2 = [], []
for e in self.elements:
s1 = e.shape.transform_copy(e.transformation)
pts1.append(s1.points)
for e in other.elements:
s1 = e.shape.transform_copy(e.transformation)
pts2.append(s1.points)
self.elements = ElementList()
if (len(pts1) > 0) and (len(pts2) > 0):
p1 = gdspy.PolygonSet(polygons=pts1)
p2 = gdspy.PolygonSet(polygons=pts2)
ply = gdspy.boolean(p1, p2, operation='not')
for points in ply.polygons:
self.elements += Polygon(shape=points, layer=self.layer)
return self
def __and__(self, other):
el = ElementList()
for e1 in self.elements:
for e2 in other.elements:
shape1 = e1.shape.transform_copy(e1.transformation)
shape2 = e2.shape.transform_copy(e2.transformation)
# if (shape1 != shape2) and (e1.layer.process == e2.layer.process):
# shapes = shape1 & shape2
# for shape in shapes:
# el += Polygon(shape=shape, layer=e1.layer)
# # FIXME: We need this for virtual contact connections.
# if shape1 != shape2:
# shapes = shape1 & shape2
# for shape in shapes:
# el += Polygon(shape=shape, layer=e1.layer)
shapes = shape1 & shape2
for shape in shapes:
el += Polygon(shape=shape, layer=e1.layer)
self.elements = el
return self
def generate_edges(shape, layer, internal_pid, transformation):
""" Method call for edge generator. """
edge_gen = EdgeGenerator(shape=shape,
layer=layer,
internal_pid=internal_pid,
transformation=transformation)
return edge_gen.elements
from spira.yevon.aspects.base import __Aspects__
from spira.core.parameters.descriptor import Parameter
class EdgeAspects(__Aspects__):
edges = Parameter(fdef_name='create_edges')
def create_edges(self):
""" Generate default edges for this polygon.
These edges can be transformed using adapters. """
from spira.yevon.geometry.edges.edges import generate_edges
return generate_edges(shape=self.shape,
layer=self.layer,
internal_pid=self.id_string(),
transformation=self.transformation)
from spira.yevon.gdsii.polygon import Polygon
Polygon.mixin(EdgeAspects)
def filter_Route(self, item):
edge_ply = Polygon(shape=item.shape,
layer=item.layer,
transformation=item.transformation)
return edge_ply