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Fixed issue #1608 (Device extractor error shape)
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Matthias Koefferlein
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Feb 5, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
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| * cell TOP | ||
| .SUBCKT TOP | ||
| * cell instance $1 r180 *1 2,2.6 | ||
| X$1 6 1 A | ||
| * cell instance $2 r0 *1 2.2,1 | ||
| X$2 6 5 A | ||
| * device instance $1 r0 *1 0.8,0.75 RPP1 | ||
| R$1 2 1 0.555555555556 RPP1 | ||
| .ENDS TOP | ||
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| * cell A | ||
| * pin | ||
| * pin | ||
| .SUBCKT A 1 2 | ||
| * device instance $1 r0 *1 -0.2,0.4 RPP1 | ||
| R$1 1 2 1.25 RPP1 | ||
| .ENDS A |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| #%l2n-klayout | ||
| W(TOP) | ||
| U(0.001) | ||
| L(l4 '15/0') | ||
| L(l3 '16/0') | ||
| L(l1) | ||
| C(l4 l4 l3 l1) | ||
| C(l3 l4 l3) | ||
| C(l1 l4 l1) | ||
| H(E B('Resistor shape does not touch marker border in exactly two places') C(TOP) X('device-extract') Q('(0.8,0.75;0.8,1.15;1,1.15;1,0.75)')) | ||
| H(E B('Resistor shape does not touch marker border in exactly two places') C(TOP) X('device-extract') Q('(0,0.75;0,1.15;0.2,1.15;0.2,0.75)')) | ||
| H(E B('Resistor shape does not touch marker border in exactly two places') C(A) X('device-extract') Q('(0.85,-0.4;0.85,-0.2;1.25,-0.2;1.25,-0.4)')) | ||
| K(RPP1 RES) | ||
| D(D$RPP1 RPP1 | ||
| T(A | ||
| R(l1 (0 400) (200 300)) | ||
| ) | ||
| T(B | ||
| R(l1 (0 1200) (200 250)) | ||
| ) | ||
| ) | ||
| D(D$RPP1$1 RPP1 | ||
| T(A | ||
| R(l1 (0 0) (250 200)) | ||
| ) | ||
| T(B | ||
| R(l1 (750 0) (250 200)) | ||
| ) | ||
| ) | ||
| X(A | ||
| R((-200 -450) (1750 1350)) | ||
| N(1 | ||
| R(l4 (-150 450) (100 100)) | ||
| R(l3 (-150 -150) (200 500)) | ||
| R(l1 (-200 -500) (250 200)) | ||
| ) | ||
| N(2 | ||
| R(l4 (650 450) (100 100)) | ||
| R(l4 (-100 -900) (100 100)) | ||
| R(l3 (-150 200) (200 650)) | ||
| R(l3 (-200 -1000) (200 500)) | ||
| R(l1 (-250 300) (250 200)) | ||
| R(l1 (-200 -1000) (250 200)) | ||
| ) | ||
| N(3 | ||
| R(l4 (1450 -350) (100 100)) | ||
| ) | ||
| P(1) | ||
| P(2) | ||
| D(1 D$RPP1$1 | ||
| Y(-200 400) | ||
| E(R 1.25) | ||
| E(L 0.5) | ||
| E(W 0.2) | ||
| E(A 0.1) | ||
| E(P 1.4) | ||
| T(A 1) | ||
| T(B 2) | ||
| ) | ||
| ) | ||
| X(TOP | ||
| R((-50 450) (3800 2600)) | ||
| N(1 | ||
| R(l4 (850 2050) (100 100)) | ||
| R(l3 (-150 -150) (500 200)) | ||
| R(l1 (-500 -250) (200 250)) | ||
| ) | ||
| N(2 | ||
| R(l4 (850 1250) (100 100)) | ||
| R(l4 (-100 -100) (100 100)) | ||
| R(l4 (-900 -100) (100 100)) | ||
| R(l3 (200 -150) (650 200)) | ||
| R(l3 (-1000 -200) (500 200)) | ||
| R(l1 (300 -250) (200 300)) | ||
| R(l1 (-1000 -300) (200 250)) | ||
| ) | ||
| N(3 | ||
| R(l4 (50 450) (100 100)) | ||
| ) | ||
| N(4 | ||
| R(l4 (850 450) (100 100)) | ||
| ) | ||
| N(5) | ||
| N(6) | ||
| D(1 D$RPP1 | ||
| Y(800 750) | ||
| E(R 0.555555555556) | ||
| E(L 0.333333333333) | ||
| E(W 0.3) | ||
| E(A 0.1) | ||
| E(P 1.26666666667) | ||
| T(A 2) | ||
| T(B 1) | ||
| ) | ||
| X(1 A O(180) Y(2000 2600) | ||
| P(0 6) | ||
| P(1 1) | ||
| ) | ||
| X(2 A Y(2200 1000) | ||
| P(0 6) | ||
| P(1 5) | ||
| ) | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
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| source($lvs_test_source, "TOP") | ||
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| report_netlist($lvs_test_target_l2n) | ||
| target_netlist($lvs_test_target_cir) | ||
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| deep | ||
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| # ------------------------------------------------------------------- | ||
| # Layers | ||
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| poly_dg = input(13, 0) | ||
| cont = input(15, 0) | ||
| met1_dg = input(16, 0) | ||
| sblk = input(34, 0) | ||
| rp_1 = sblk & poly_dg | ||
| p1trm = poly_dg - rp_1 | ||
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| class ResistorExtractor < RBA::GenericDeviceExtractor | ||
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| def initialize(name, sheet_rho) | ||
| self.name = name | ||
| @sheet_rho = sheet_rho | ||
| end | ||
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| def setup | ||
| define_layer("C", "Conductor") | ||
| define_layer("R", "Resistor") | ||
| register_device_class(RBA::DeviceClassResistor::new) | ||
| end | ||
|
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| def get_connectivity(layout, layers) | ||
| # this "connectivity" forms the shape clusters that make up the device | ||
| conn = RBA::Connectivity::new | ||
| conn.connect(layers[0], layers[1]) # collect touching contacts | ||
| conn.connect(layers[1], layers[1]) # combine resistor shapes into one area | ||
| conn | ||
| end | ||
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| def extract_devices(layer_geometry) | ||
| # layer_geometry provides the input layers in the order they are defined with "define_layer" | ||
| conductor = layer_geometry[0] | ||
| resistor = layer_geometry[1] | ||
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| resistor_regions = resistor.merged | ||
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| resistor_regions.each do |r| | ||
| terminals = conductor.interacting(RBA::Region::new(r)) | ||
| if terminals.size != 2 | ||
| error("Resistor shape does not touch marker border in exactly two places", r) | ||
| else | ||
| double_width = 0 | ||
| (terminals.edges & resistor.edges).merged.each do |e| | ||
| double_width += e.length | ||
| end | ||
| # A = L*W | ||
| # -> L = A/W | ||
| a = r.area*dbu*dbu | ||
| w = (double_width / 2.0)*dbu | ||
| l = a / w | ||
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| device = create_device | ||
| device.set_parameter(RBA::DeviceClassResistor::PARAM_R, @sheet_rho * l / w); | ||
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| device.set_parameter(RBA::DeviceClassResistor::PARAM_A, a) | ||
| device.set_parameter(RBA::DeviceClassResistor::PARAM_L, l) | ||
| device.set_parameter(RBA::DeviceClassResistor::PARAM_P, 2*l+2*w) | ||
| device.set_parameter(RBA::DeviceClassResistor::PARAM_W, w) | ||
| define_terminal(device, "A", "C", terminals[0]); | ||
| define_terminal(device, "B", "C", terminals[1]); | ||
| end | ||
| end | ||
| end | ||
| end | ||
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| extract_devices(ResistorExtractor::new("RPP1", 0.5), # intentionally wrong: 1565.15/5 | ||
| { "C" => p1trm, "R" => rp_1 }) | ||
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| connect(met1_dg, cont) | ||
| connect(p1trm, cont) | ||
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| begin | ||
| netlist | ||
| rescue => ex | ||
| end | ||
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