Source code for kqcircuits.chips.junction_test

# This code is part of KQCircuits
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import numpy

from kqcircuits.pya_resolver import pya
from kqcircuits.util.parameters import Param, pdt

from kqcircuits.chips.chip import Chip


[docs] class JunctionTest(Chip): """The PCell declaration for a JunctionTest chip.""" edge_len = Param(pdt.TypeInt, "Length of square's one edge", 80) inter_space = Param(pdt.TypeInt, "Space in between the Squares", 20)
[docs] def build(self): # defining the parameters for local use left = self.box.left right = self.box.right top = self.box.top bottom = self.box.bottom width = right - left height = top - bottom dice_width = float(self.frames_dice_width[0]) # create the polygon poly = pya.DPolygon( [ pya.DPoint(left + 2000, bottom + 100 + dice_width), pya.DPoint(left + 2000, bottom + 2000), pya.DPoint(left + 100 + dice_width, bottom + 2000), pya.DPoint(left + 100 + dice_width, bottom + 8000), pya.DPoint(left + 2000, bottom + 8000), pya.DPoint(left + 2000, bottom + height - 100 - dice_width), pya.DPoint(left + 8000, bottom + height - 100 - dice_width), pya.DPoint(left + 8000, bottom + 8000), pya.DPoint(left + width - 100 - dice_width, bottom + 8000), pya.DPoint(left + width - 100 - dice_width, bottom + 2000), pya.DPoint(left + 8000, bottom + 2000), pya.DPoint(left + 8000, bottom + 100 + dice_width), ] ) # create the box array b_array = [] for y in numpy.arange( bottom + dice_width + self.inter_space, bottom + height - dice_width, self.edge_len + self.inter_space ): for x in numpy.arange( left + dice_width + self.inter_space, left + width - dice_width, self.edge_len + self.inter_space ): b = pya.DPolygon(pya.DBox(x, y, x + self.edge_len, y + self.edge_len)).to_itype(self.layout.dbu) b_array.append(b) # substract the box array from the polygon reg1 = pya.Region(poly.to_itype(self.layout.dbu)) reg2 = pya.Region() for b in b_array: reg2.insert(b) result = reg1 - reg2 self.cell.shapes(self.get_layer("base_metal_gap_wo_grid")).insert(result)