#!/usr/bin/python import sys from Hurricane import * from CRL import * import Constant from math import sqrt, ceil import helpers from helpers.io import ErrorMessage as Error from helpers import trace, u import oroshi def doBreak( level, message ): UpdateSession.close() Breakpoint.stop( level, message ) UpdateSession.open() def toDbU ( l ): return DbU.fromPhysical( l, DbU.UnitPowerMicro ) def toPhy ( l ): return DbU.toPhysical ( l, DbU.UnitPowerMicro ) def toFoundryGrid ( l ): twoGrid = DbU.fromGrid( 2.0 ) return l + (twoGrid - (l % twoGrid)) def isNearNorth ( y, ab ): return ab.getYMax() - y < y - ab.getYMin() class Resistor ( object ): rules = oroshi.getRules() def __init__( self, device, nets, resistorType, resistance = 0, resDim = { "width" : 10, "length" : 0 }, direction = "horizontal", bends = 0, shape = 90 ): self.device = device self.nets = nets trace( 100, '\twidth:{0}, length:{1}, bends:{2}\n'.format(resDim['width'],resDim['length'],bends) ) #resDim["width" ] = toDbU(resDim["width" ]) #resDim["length"] = toDbU(resDim["length"]) self.__initArgs__ ( resistorType, direction, bends, shape ) self.setRules() self.__initResDim__( resistance , resDim) if self.snakeMode: self.snakeSegmentDict = {} self.resPlateExtrimity1 = {} self.resPlateExtrimity2 = {} self.resPlateExtension1 = {} self.resPlateExtension2 = {} self.snakeCornerDict = {} if self.shape == 135 : self.rightCorPointsVector = [] self.leftCorPointsVector = [] self.resPlateExtensions = {} self.resPlateExtrimities = {} self.resistorPlateDict = {} self.abutmentBoxDict = { "XMin" : 0, "YMin" : 0 } self.abutmentBox = Box () self.terminal1Box = Box() self.terminal2Box = Box() self.t1cutsEnclosure = {} self.t2cutsEnclosure = {} self.t1CutCenterDict = {} self.t2CutCenterDict = {} if self.resistorType == "RPOLYH" : self.pImplant_layerDict = {} self.hresLayerDict = {} if self.resistorType == "RPOLY2PH" : self.restrmLayerDict = {} self.resdefLayerDict = {} self.enclosure_resistor_abutmentBox = {} return def __initArgs__( self, resistorType, direction, bends, shape ): if resistorType == "RPOLYH" or resistorType == "RPOLY2PH" : self.resistorType = resistorType else : raise Error(1,'__initArgs__() : Unsupported resistor type : %s.' % resistorType) if direction in ["horizontal", "vertical"] : self.direction = direction else : raise Error(1,'__initDirection__() : Direction must be either "horizontal" or "vertical".') if bends >= 0 : if bends == 0 : [ self.bends, self.snakeMode ] = [ bends , False ] elif bends > 0 and shape in [90, 135] : [ self.bends, self.snakeMode, self.shape ] = [ bends , True, shape ] else : raise Error(1,'__initArgs__() : Resistor shape must be either 90 or 135 degrees : shape = %s.' %shape) else : raise Error(1,'__initArgs__() : Bends number must not be negative : bends = %s.' %bends) return def __initContactsNumber__( self, resDim ): layer_minWidth = Resistor.rules.minWidth_cut0 + 2*Resistor.rules.minEnclosure_poly2_cut0 layerWidth = self.resPlateExtensions_minWidth if resDim["width"] < layer_minWidth else resDim["width"] self.contactsNumber = self.cutMaxNumber(layerWidth, Resistor.rules.minWidth_cut0, Resistor.rules.minSpacing_cut0, Resistor.rules.minEnclosure_poly2_cut0) return def __initResDim__( self, resistance, resDim ): if self.__isDimOk__( resDim, "width" ) : self.__initContactsNumber__(resDim) print("contacts",self.contactsNumber) if resistance > 0 and resDim["length"] > 0 : if resistance - resistance/1000 <= self.__computeResistance__( resDim, self.resistorType ) <= resistance + resistance/1000 and self.__isDimOk__( resDim, "length" ): self.resDim = resDim else : raise Error(1,'__initResDim__() : No compatibiliy between resistance value, %s, and resistor dimensions, "width" : %s, "length" : %s.' %(resistance, toPhy(resDim["width"]), toPhy(resDim["length"]))) elif resistance > 0 and resDim["length"] == 0 : print("resistance0",resistance) self.resDim = self.__computeResDim__( resistance, self.resistorType, resDim ) elif resistance == 0 and resDim["width"] > 0 and resDim["length"] > 0 and self.__isDimOk__( resDim, "length" ): self.resDim = resDim else : raise Error(1, '__initResDim__() : Invalid input parameters : resistance and/or resistor dimensions (%s, %s). Please provide at least one valid parameter.' %(resistance, resDim)) return def setSidesDimRules( self ): if self.resistorType == "RPOLYH" : self.__setattr__( "minWidth_resistorPlate" , Resistor.rules.minWidth_rpolyh ) if self.resistorType == "RPOLY2PH" : self.__setattr__( "minWidth_resistorPlate" , Resistor.rules.minWidthHighPrec_rpolyh ) self.__setattr__ ( "minLength_resistorPlate" , Resistor.rules.minRpolyhSquares ) return def __isDimOk__( self, resdim, side ) : self.setSidesDimRules() if resdim.keys() == ["width","length"] and side in ["width","length"]: if side == "width" : rule = self.minWidth_resistorPlate if side == "length" : print("test0",resdim["width"]) rule = toDbU( self.minLength_resistorPlate*toPhy(resdim["width"]) ) state = True if resdim[side] >= rule else False if state == False : raise Error(1,'__isDimOk__() : Resistor or bend side dimension, %s = %s, is below the minimal limit, %s.' % (side, toPhy(resdim[side]), toPhy(rule))) else : raise Error(1,'__isDimOk__() : The resistor or bend dimensions and the specified side, %s and %s, must be either "width" or "length".' %(resdim,side)) return state def __computeResistance__( self, resDim, resistorType ): resistancePart1 = self.__getSheetResistance__( resistorType, "resistorPlate" )*toPhy(resDim["length"])/toPhy(resDim["width"]) resistancePart2 = 2*self.__getSheetResistance__( resistorType, "contact" )/self.contactsNumber print("computedRes",resistancePart1 + resistancePart2) return resistancePart1 + resistancePart2 def __computeResDim__( self, resistance, resistorType, resDim ): contactsResistance = self.__getSheetResistance__( resistorType, "contact" )/self.contactsNumber print("contactsResistance",contactsResistance) wl_ratio = (resistance - 2*contactsResistance)/self.__getSheetResistance__( resistorType, "resistorPlate" ) width = toPhy(resDim["width"]) length = wl_ratio*width resDim["length"] = toFoundryGrid( toDbU(length) ) print('length0',length) if self.__isDimOk__(resDim, "width") and self.__isDimOk__(resDim, "length") : return resDim def __getSheetResistance__( self, resistorType, material ): if material == 'resistorPlate': if resistorType == "RPOLYH" : resistance = Resistor.rules.RPOLYHSheetRes elif resistorType == "RPOLY2PH": resistance = Resistor.rules.RPOLY2PHSheetRes else : raise Error( 1, '__getSheetResistance__() : Unsupported resistor type : %s.' % resistorType ) elif material == "contact" : resistance = Resistor.rules.MET1RPOLYHContRes return resistance def __computeSnakeCornerDim__( self ): self.snakeCornerDict["width" ] = self.resDim["width"] self.snakeCornerDict["length"] = 2*self.resDim["width"] + self.minSpacing_resistorPlate return def __getCornerResistanceCorrectionFactor__( self ): if self.shape not in [90, 135] : raise Error(1,'__getCornerResistanceCorrectionFactor__() : Invalid shape : %s.' %shape) if self.shape == 135 : correctionFactor = Resistor.rules.corrFactor135 if self.shape == 90 : correctionFactor = Resistor.rules.corrFactor90 print(correctionFactor) return correctionFactor def setRules( self ): trace( 101, '+,', '\tResistor.setRules()\n' ) self.minSpacing_resistorPlate = Resistor.rules.minSpacing_rpolyh self.minWidth_contact = Resistor.rules.minWidth_cut0 self.minHeight_contact = Resistor.rules.minWidth_cut0 self.minSpacing_contact = Resistor.rules.minSpacing_cut0 self.minEnclosure_resistorPlate_contact = Resistor.rules.minEnclosure_poly2_cut0 self.minEnclosure_routingLayer_contact = Resistor.rules.minEnclosure_metal1_cut0 self.minEnclosure_metal1_cut0 = Resistor.rules.minEnclosure_metal1_cut0 self.minEnclosure_metal1_cut1 = Resistor.rules.minEnclosure_metal1_cut1 self.minWidth_cut1 = Resistor.rules.minWidth_cut1 self.minSpacing_cut1 = Resistor.rules.minSpacing_cut1 if self.resistorType == "RPOLYH": self.minWidth_pImplantLayer = Resistor.rules.minWidth_pImplant self.minSpacing_pImplantLayer = Resistor.rules.minSpacing_pImplant self.minSpacing_resistorPlate_pImplantLayer = Resistor.rules.minSpacing_rpolyh_pImplant self.minEnclosure_pImplantLayer_contact = Resistor.rules.minEnclosure_pImplant_poly2con self.minEnclosure_hres_poly2 = Resistor.rules.minEnclosure_hres_poly2 self.minWidth_hres = Resistor.rules.minWidth_hres self.minSpacing_hres = Resistor.rules.minSpacing_hres self.minSpacing_hres_poly1 = Resistor.rules.minSpacing_hres_poly1 self.minSpacing_hres_poly2 = Resistor.rules.minSpacing_hres_poly2 self.minSpacing_hres_active = Resistor.rules.minSpacing_hres_active self.resPlateExtensions_minWidth = self.minWidth_contact + 2*self.minEnclosure_resistorPlate_contact # Get the METAL 1/2/3 layers. self.cut1 = DataBase.getDB().getTechnology().getLayer( 'cut1' ) self.metal1 = DataBase.getDB().getTechnology().getLayer( 'metal1' ) self.metal2 = DataBase.getDB().getTechnology().getLayer( 'metal2' ) self.metal3 = DataBase.getDB().getTechnology().getLayer( 'metal3' ) # Get the symbolic pitch. rg = AllianceFramework.get().getRoutingGauge() self.METAL2Pitch = rg.getHorizontalPitch() self.METAL3Pitch = rg.getVerticalPitch() self.isVH = rg.isVH() foundHor = False foundVer = False for depth in range(rg.getDepth()): rlg = rg.getLayerGauge(depth) if rlg.getLayer().getMask() == self.metal2.getMask(): self.metal2Width = rlg.getWireWidth() if rlg.getLayer().getMask() == self.metal3.getMask(): self.metal3Width = rlg.getWireWidth() if rlg.getType() == Constant.PinOnly: continue if rlg.getDirection() == Constant.Horizontal and not foundHor: trace( 101, '\tself.hpitch set\n' ) self.hpitch = rlg.getPitch() foundHor = True if rlg.getDirection() == Constant.Vertical and not foundVer: trace( 101, '\tself.vpitch set\n' ) self.vpitch = rlg.getPitch() foundVer = True trace( 101, '-,' ) return def getLayers( self ): technology = DataBase.getDB().getTechnology() self.layers = {} self.layers["resistorPlate"] = technology.getLayer( "poly2" ) self.layers["contacts" ] = technology.getLayer( "cut0" ) self.layers["routingLayer" ] = technology.getLayer( "metal1" ) self.layers["metal2" ] = technology.getLayer( "metal2" ) self.layers["pImplant" ] = technology.getLayer( "pImplant" ) self.layers["resdef" ] = technology.getLayer( "resdef" ) if self.resistorType == "RPOLYH" : self.layers["hres" ] = technology.getLayer( "hres" ) if self.resistorType == "RPOLY2PH" : self.layers["restrm"] = technology.getLayer( "restrm" ) return self.layers def create( self, bbMode = False ): UpdateSession.open() layerDict = self.getLayers() self.computeDimensions(bbMode) self.drawAbutmentBox () self.device.setAbutmentBox( self.abutmentBox ) if bbMode == False : if self.resistorType == "RPOLYH" : self.drawLayer("hres", layerDict["hres"]) #self.drawHRESLayer( layerDict["hres"] ) self.drawLayer ("resistorPlate", layerDict["resistorPlate"]) self.drawResPlateExtrimities( layerDict["resistorPlate"], layerDict["pImplant"] ) if self.snakeMode : self.drawCorners(layerDict["resistorPlate"]) self.drawContacts( layerDict["contacts"]) self.drawRoutingLayer(layerDict["routingLayer"]) if self.resistorType == "RPOLY2PH" : self.drawRestrmLayer(layerDict["restrm"]) self.drawResdefLayer(layerDict["resdef"]) self.drawTerminals() UpdateSession.close() return self.abutmentBoxDict def computeDimensions( self, bbMode ): if self.snakeMode : self.__computeSnakeCornerDim__ () self.computeSnakeSegmentDimensions() if self.resistorType == "RPOLYH" : self.snakeSegments_spacing = max(self.minSpacing_resistorPlate_pImplantLayer, self.minSpacing_resistorPlate) if self.resistorType == "RPOLY2PH" : self.snakeSegments_spacing = self.minSpacing_resistorPlate self.computeAbutmentBoxDimensions() if bbMode == False : if not self.snakeMode : self.computeResistorPlateDimensions() if self.snakeMode : self.computeFirstSnakeSegmentPosition() return def computePImplantLayerDim ( self ): pImplantLayer_width = max(self.minWidth_pImplantLayer, 2*self.minEnclosure_pImplantLayer_contact + self.minWidth_contact) self.pImplant_layerDict["width" ] = self.contactsNumber*self.minWidth_contact + (self.contactsNumber-1)*self.minSpacing_contact + 2*self.minEnclosure_pImplantLayer_contact self.pImplant_layerDict["length"] = pImplantLayer_width return ## extensions2 refers to a part of the corner def computeResPlateExtensionsDim( self ): self.resPlateExtensions_minWidth = self.minWidth_contact + 2*self.minEnclosure_resistorPlate_contact self.resPlateExtensions["width"] = self.resPlateExtensions_minWidth if self.resDim["width"] < self.resPlateExtensions_minWidth else self.resDim["width"] if self.resistorType == "RPOLYH" : self.resPlateExtensions["length"] = self.minWidth_contact + self.minEnclosure_resistorPlate_contact + self.minEnclosure_pImplantLayer_contact if self.resistorType == "RPOLY2PH" : self.resPlateExtensions["length"] = self.minWidth_contact + self.minEnclosure_resistorPlate_contact print("self.resPlateExtensions['length']",self.resPlateExtensions["length"]) if self.snakeMode : self.resPlateExtension1 = self.resPlateExtensions self.resPlateExtension2["width" ] = self.snakeSegmentDict["width"] self.resPlateExtension2["length"] = self.snakeSegmentDict["width"] return def computeResPlateExtrimitiesDim( self ): if self.resistorType == "RPOLYH" : self.resPlateExtrimities ["width" ] = self.pImplant_layerDict ["width" ] + 2*self.enclosure_resistor_hres self.resPlateExtrimities ["length"] = self.pImplant_layerDict ["length"] + self.enclosure_resistor_hres #self.pImplant_layerDict if self.resistorType == "RPOLY2PH" : for key in self.resPlateExtensions.keys(): self.resPlateExtrimities [key] = self.resPlateExtensions [key] if self.snakeMode : for key in self.resPlateExtrimities.keys(): self.resPlateExtrimity1 [key] = self.resPlateExtrimities [key] if self.resistorType == "RPOLYH" : self.resPlateExtrimity2["width" ] = self.resPlateExtension2 ["width" ] + 2*self.enclosure_resistor_hres self.resPlateExtrimity2["length"] = self.resPlateExtension2 ["length"] + self.enclosure_resistor_hres if self.resistorType == "RPOLY2PH" : for key in self.resPlateExtension2.keys() : self.resPlateExtrimity2 [key] = self.resPlateExtension2[key] for key in self.resPlateExtrimity1.keys() : self.resPlateExtrimities[key] = max(self.resPlateExtrimity1[key] , self.resPlateExtrimity2[key]) return def computeAbutmentBoxDimensions( self ): if self.resistorType == "RPOLYH" : self.enclosure_resistor_abutmentBox = self.minSpacing_hres if self.resistorType == "RPOLY2PH" : self.enclosure_resistor_abutmentBox = self.minSpacing_resistorPlate self.computeResPlateExtensionsDim() print("self.resPlateExtensionsabt0['length']",toPhy(self.resPlateExtensions["length"])) if not self.snakeMode : layerWidth = self.resPlateExtensions["width"] if self.snakeMode : layerWidth = self.resPlateExtension1["width"] self.contactsNumber = self.cutMaxNumber( layerWidth, self.minHeight_contact, self.minSpacing_contact, self.minEnclosure_resistorPlate_contact ) if self.resistorType == "RPOLYH" : self.computePImplantLayerDim() self.computeHRESLayerDimensions() self.computeResPlateExtrimitiesDim() if not self.snakeMode : abutmentBoxSide1 = self.resPlateExtrimities["width" ] + 2*self.enclosure_resistor_abutmentBox abutmentBoxSide2 = self.resDim ["length"] + 2*self.resPlateExtrimities["length"] + 2*self.enclosure_resistor_abutmentBox if self.snakeMode : if self.resistorType == "RPOLYH" : resistor_width = self.hresLayerDict.values()[0] if self.resistorType == "RPOLY2PH" : resistor_width = (self.bends+1)*self.snakeSegmentDict["width"] + self.bends*self.snakeSegments_spacing abutmentBoxSide1 = resistor_width + 2*self.enclosure_resistor_abutmentBox #width if self.bends > 1 : abutmentBoxSide2 = self.snakeSegmentDict["length"] + 2*self.resPlateExtrimities["length"] + 2*self.enclosure_resistor_abutmentBox if self.bends == 1 : abutmentBoxSide2 = self.snakeSegmentDict["length"] + self.resPlateExtrimity1["length"] + self.resPlateExtrimity2["length"] + 2*self.enclosure_resistor_abutmentBox if self.direction == "vertical" : self.abutmentBoxDict["width" ] = abutmentBoxSide1 self.abutmentBoxDict["height"] = abutmentBoxSide2 if self.direction == "horizontal" : self.abutmentBoxDict["width" ] = abutmentBoxSide2 self.abutmentBoxDict["height"] = abutmentBoxSide1 return def computeHRESLayerDimensions( self ): self.enclosure_resistor_hres = self.minEnclosure_hres_poly2 if not self.snakeMode : hresLayerSide1 = max(self.minWidth_hres, self.pImplant_layerDict["width" ] + 2*self.enclosure_resistor_hres) if self.snakeMode : hresLayerSide1 = max(self.minWidth_hres, (self.bends+1)*self.snakeSegmentDict["width"] + self.bends*self.snakeSegments_spacing + 2*self.enclosure_resistor_hres) if self.direction == "vertical" : self.hresLayerDict["length"] = hresLayerSide1 if self.direction == "horizontal" : self.hresLayerDict["width" ] = hresLayerSide1 return def computeResistorPlateDimensions( self ): self.resistorPlateDict["width" ] = self.resDim["width" ] self.resistorPlateDict["length" ] = self.resDim["length"] if self.direction == "vertical" : keysList = ["XCenter","YMin","YMax","XMin","width" ] if self.direction == "horizontal" : keysList = ["YCenter","XMin","XMax","YMin","height"] self.resistorPlateDict[ keysList[0] ] = self.abutmentBoxDict [keysList[3]] + self.abutmentBoxDict [keysList[4]]/2 self.resistorPlateDict[ keysList[1] ] = self.abutmentBoxDict [keysList[1]] + self.enclosure_resistor_abutmentBox + self.resPlateExtrimities["length"] self.resistorPlateDict[ keysList[2] ] = self.resistorPlateDict[keysList[1]] + self.resistorPlateDict["length"] return ## The first bend is the lowest one (horizontally) def computeSnakeSegmentDimensions( self ): snakeSegmentDict = {} snakeSegmentDict["width" ] = toPhy(self.resDim["width" ]) totalResLength = toPhy(self.resDim["length"]) correctionFactor = self.__getCornerResistanceCorrectionFactor__() snakeSegmentDict["length"] = (totalResLength- self.bends*( snakeSegmentDict["width"]*(correctionFactor+1) + toPhy(self.minSpacing_resistorPlate) )) / (self.bends + 1) snakeSegmentDict ["length"] = toFoundryGrid( toDbU(snakeSegmentDict["length"]) ) snakeSegmentDict ["width" ] = toFoundryGrid( toDbU(snakeSegmentDict["width" ]) ) print("snakesegW",snakeSegmentDict["width" ] ) if self.__isDimOk__(snakeSegmentDict, "length") : self.snakeSegmentDict["width" ] = snakeSegmentDict["width" ] self.snakeSegmentDict["length" ] = snakeSegmentDict["length"] return ## The first bend is the lowest one (horizontally) def computeFirstSnakeSegmentPosition( self ) : if self.direction == "vertical" : if self.bends > 1 : firstExtrimity_width = self.resPlateExtrimities["width"] if self.bends == 1 : firstExtrimity_width = self.resPlateExtrimity1 ["width"] if self.resistorType == "RPOLYH" : self.snakeSegmentDict["XCenter"] = self.abutmentBoxDict["XMin"] + self.enclosure_resistor_abutmentBox + self.snakeSegmentDict["width"]/2 + self.enclosure_resistor_hres self.snakeSegmentDict["YMin" ] = self.abutmentBoxDict["YMin"] + self.enclosure_resistor_abutmentBox + firstExtrimity_width #length if self.resistorType == "RPOLY2PH" : self.snakeSegmentDict["XCenter"] = self.abutmentBoxDict["XMin"] + self.enclosure_resistor_abutmentBox + self.snakeSegmentDict["width"]/2 self.snakeSegmentDict["YMin" ] = self.abutmentBoxDict["YMin"] + self.enclosure_resistor_abutmentBox + firstExtrimity_width self.snakeSegmentDict ["YMax" ] = self.snakeSegmentDict["YMin"] + self.snakeSegmentDict["length"] if self.direction == "horizontal" : if self.bends > 1 : firstExtrimity_length = self.resPlateExtrimities["length"] if self.bends == 1 : firstExtrimity_length = self.resPlateExtrimity1 ["length"] if self.resistorType == "RPOLYH" : self.snakeSegmentDict["YCenter"] = self.abutmentBoxDict["YMin"] + self.enclosure_resistor_abutmentBox + self.snakeSegmentDict["width"]/2 + self.enclosure_resistor_hres self.snakeSegmentDict["XMin" ] = self.abutmentBoxDict["XMin"] + self.enclosure_resistor_abutmentBox + firstExtrimity_length if self.resistorType == "RPOLY2PH" : self.snakeSegmentDict["YCenter"] = self.abutmentBoxDict["YMin"] + self.enclosure_resistor_abutmentBox + self.snakeSegmentDict["width"]/2 self.snakeSegmentDict["XMin" ] = self.abutmentBoxDict["XMin"] + self.enclosure_resistor_abutmentBox + firstExtrimity_length self.snakeSegmentDict ["XMax" ] = self.snakeSegmentDict["XMin"] + self.snakeSegmentDict["length"] return def computeHRESLayerPosition( self ): if self.direction == "vertical" : self.hresLayerDict["XCenter"] = self.abutmentBox.getXCenter() self.hresLayerDict["YMin" ] = self.abutmentBox.getYMin() + self.enclosure_resistor_abutmentBox self.hresLayerDict["YMax" ] = self.abutmentBox.getYMax() - self.enclosure_resistor_abutmentBox if self.direction == "horizontal" : self.hresLayerDict["YCenter"] = self.abutmentBox.getYCenter() self.hresLayerDict["XMin" ] = self.abutmentBox.getXMin() + self.enclosure_resistor_abutmentBox self.hresLayerDict["XMax" ] = self.abutmentBox.getXMax() - self.enclosure_resistor_abutmentBox return def drawLayer( self, layerLabel, layer): thiknessKey = "width" maxIterations = 1 centerTranslation = 0 if layerLabel not in ["hres","resistorPlate"] : raise Error(1,'drawLayer() : Supported layer labels "hres" or "resistorPlate".') if layerLabel == "hres" : self.computeHRESLayerPosition() positionParams = self.hresLayerDict if self.direction == "vertical" : thiknessKey = "length" if layerLabel == "resistorPlate" : if not self.snakeMode : positionParams = self.resistorPlateDict if self.snakeMode : positionParams = self.snakeSegmentDict maxIterations = self.bends + 1 centerTranslation = self.snakeSegmentDict["width"] + self.snakeSegments_spacing if self.direction == "vertical" : for i in range(0, maxIterations) : print self.nets[0], layer \ , positionParams["XCenter" ] + i*centerTranslation \ , positionParams[thiknessKey] \ , positionParams["YMin" ] \ , positionParams["YMax" ] Vertical.create ( self.nets[0], layer , positionParams["XCenter" ] + i*centerTranslation , positionParams[thiknessKey] , positionParams["YMin" ] , positionParams["YMax" ] ) if self.direction == "horizontal" : for i in range(0, maxIterations) : Horizontal.create( self.nets[0], layer , positionParams["YCenter" ] + i*centerTranslation , positionParams[thiknessKey] , positionParams["XMin" ] , positionParams["XMax" ] ) return def drawResdefLayer( self, layer ): self.computeResDefDimensions () if not self.snakeMode : self.drawResdefForResistorPlate( layer ) if self.snakeMode : self.drawResdefForSnakeSegments( layer ) self.drawResdefForCorners ( layer ) return def drawResdefForResistorPlate( self, layer ): if self.direction == "vertical" : Vertical.create ( self.nets[0], layer , self.resdefLayerDict["XCenter"] , self.resdefLayerDict["width" ] , self.resdefLayerDict["YMin" ] , self.resdefLayerDict["YMax" ] ) if self.direction == "horizontal" : Horizontal.create( self.nets[0], layer , self.resdefLayerDict["YCenter"] , self.resdefLayerDict["width" ] , self.resdefLayerDict["XMin" ] , self.resdefLayerDict["XMax" ] ) print("self.resdefLayerDict['width' ]",self.resdefLayerDict["width" ]) print("self.resistorPlateDict['width' ]",self.resistorPlateDict["width" ]) return def drawResdefForSnakeSegments( self, layer ): if not self.snakeMode : centerTranslation = 0 if self.snakeMode : centerTranslation = self.snakeSegmentDict["width"] + self.snakeSegments_spacing if self.resistorType == "RPOLYH" : extrimityTranslation = 0 if self.resistorType == "RPOLY2PH" : extrimityTranslation = self.minWidth_contact/4 if self.direction == "vertical" : for i in range(0, self.bends + 1) : if self.resistorType == "RPOLYH" : factor0, factor1 = 1,1 if self.resistorType == "RPOLY2PH" : factor0 = 0 if ( i == self.bends and self.bends % 2 == 0 ) else 1 factor1 = 0 if ( i == self.bends and self.bends % 2 != 0 ) or i == 0 else 1 Vertical.create ( self.nets[0], layer , self.resdefLayerDict["XCenter"] + i*centerTranslation , self.resdefLayerDict["width" ] , self.resdefLayerDict["YMin" ] + factor0*extrimityTranslation , self.resdefLayerDict["YMax" ] - factor1*extrimityTranslation ) if self.direction == "horizontal" : for i in range(0, self.bends + 1) : if self.resistorType == "RPOLYH" : factor0, factor1 = 1, 1 if self.resistorType == "RPOLY2PH" : factor0 = 0 if i == 0 or (i == self.bends and self.bends % 2 != 0) else 1 factor1 = 0 if i == self.bends and self.bends % 2 == 0 else 1 Horizontal.create( self.nets[0], layer , self.resdefLayerDict["YCenter"] + i*centerTranslation , self.resdefLayerDict["width" ] , self.resdefLayerDict["XMin" ] + factor0*extrimityTranslation , self.resdefLayerDict["XMax" ] - factor1*extrimityTranslation ) return def drawResdefForCorners( self, layer ): k,factor = 0,0 if self.shape == 135 : factor = 1 self.computeFirstSnakeCornerPosition90() translation = self.snakeSegmentDict ["width" ] + self.snakeSegments_spacing centersTranslationConst = self.snakeSegmentDict ["width" ] + self.snakeSegmentDict["length"] if self.shape == 90 : widthExtension = self.minWidth_contact/2 if self.shape == 135 : widthExtension = self.minWidth_contact/4 + toDbU(0.2) if self.direction == "vertical" : snakeCornersYCenters = [ self.snakeCornerDict["YCenter"] - factor*( toDbU(0.2)/2 + self.minWidth_contact/8 ) , self.snakeCornerDict["YCenter"] + factor*( toDbU(0.2)/2 + self.minWidth_contact/8 ) + centersTranslationConst ] for i in range(0,self.bends) : Horizontal.create( self.nets[0], layer , snakeCornersYCenters[k] , self.snakeCornerDict["width"] + widthExtension , self.snakeCornerDict["XMin" ] - self.minWidth_contact/4 + i*translation , self.snakeCornerDict["XMax" ] + self.minWidth_contact/4 + i*translation ) k = k+1 if k<1 else 0 if self.direction == "horizontal" : snakeCornersXCenters = [ self.snakeCornerDict["XCenter"] + factor*( toDbU(0.2)/2 + self.minWidth_contact/8 ) , self.snakeCornerDict["XCenter"] - factor*( toDbU(0.2)/2 + self.minWidth_contact/8 ) - centersTranslationConst ] for i in range(0,self.bends) : Vertical.create ( self.nets[0], layer , snakeCornersXCenters[k] , self.snakeCornerDict["width"] + widthExtension , self.snakeCornerDict["YMin" ] - self.minWidth_contact/4 + i*translation , self.snakeCornerDict["YMax" ] + self.minWidth_contact/4 + i*translation ) k = k+1 if k<1 else 0 return def drawSnakeSegments( self, layer ): translation = self.snakeSegmentDict["width"] + self.snakeSegments_spacing if self.direction == "vertical" : for i in range(0, self.bends + 1) : Vertical.create ( self.nets[0], layer , self.snakeSegmentDict["XCenter"] + i*translation , self.snakeSegmentDict["width" ] , self.snakeSegmentDict["YMin" ] , self.snakeSegmentDict["YMax" ] ) if self.direction == "horizontal" : for i in range(0, self.bends + 1) : Horizontal.create( self.nets[0], layer , self.snakeSegmentDict["YCenter"] + i*translation , self.snakeSegmentDict["width" ] , self.snakeSegmentDict["XMin" ] , self.snakeSegmentDict["XMax" ] ) return def drawAbutmentBox( self ): ab = Box( self.abutmentBoxDict["XMin" ] , self.abutmentBoxDict["YMin" ] , self.abutmentBoxDict["width" ] , self.abutmentBoxDict["height"] ) height = ab.getHeight() heightAdjust = height % (2*self.hpitch) if heightAdjust: heightAdjust = 2*self.hpitch - heightAdjust ab.inflate( 0, heightAdjust/2 ) width = ab.getWidth() widthAdjust = width % (2*self.vpitch) if widthAdjust: widthAdjust = 2*self.vpitch - widthAdjust ab.inflate( widthAdjust/2, 0 ) self.abutmentBox = ab return def drawResPlateExtrimities( self, resPlateLayer, pImplantLayer ): self.drawResPlateExtensions(resPlateLayer) if self.resistorType == "RPOLYH" : self.drawPImplantLayer(pImplantLayer) return ## extension1 is on the right side of the resistor (if direction == horizontal) and the bottom side otherwhise def computeResPlateExtensionsPosition( self ): self.resPlateExtensions["ex1"] = {} if self.direction == "vertical" : if not self.snakeMode : self.resPlateExtensions["ex1"]["XMin"] = self.abutmentBox.getXCenter() - self.resPlateExtensions["width" ]/2 if self.snakeMode : self.resPlateExtensions["ex1"]["XMin"] = self.abutmentBox.getXCenter() + (self.bends*(self.snakeSegmentDict["width"] + self.snakeSegments_spacing))/2 - self.resPlateExtensions["width"]/2 if not self.snakeMode : translation = self.resPlateExtensions["length"] + self.resDim["length"]/2 if self.snakeMode and self.bends % 2 == 0 : translation = self.resPlateExtensions["length"] + self.snakeSegmentDict["length"]/2 if self.snakeMode and self.bends % 2 != 0 : translation = self.snakeSegmentDict ["length"]/2 print("self.resPlateExtensions5['length']",toPhy(self.resPlateExtensions["length"])) # print("self.snakeSegmentDict['length']/2",toPhy(self.snakeSegmentDict["length"]/2)) # print("translation",toPhy(self.resPlateExtensions['length'] + self.snakeSegmentDict["length"]/2)) print("self.abutmentBox.getYCenter(",toPhy(self.abutmentBox.getYCenter())) if not self.snakeMode or self.snakeMode and self.bends % 2 == 0 : self.resPlateExtensions["ex1"]["YMin"] = self.abutmentBox.getYCenter() - translation if self.snakeMode and self.bends % 2 != 0 : self.resPlateExtensions["ex1"]["YMin"] = self.abutmentBox.getYCenter() + translation print("self.resPlateExtensions['ex1']['YMin']",toPhy(self.resPlateExtensions["ex1"]["YMin"])) self.resPlateExtensions["ex1"]["XMax"] = self.resPlateExtensions["ex1"]["XMin"] + self.resPlateExtensions["width" ] self.resPlateExtensions["ex1"]["YMax"] = self.resPlateExtensions["ex1"]["YMin"] + self.resPlateExtensions["length"] if self.direction == "horizontal" : if not self.snakeMode : resistorLength = self.resDim ["length"] if self.snakeMode : resistorLength = self.snakeSegmentDict["length"] self.resPlateExtensions["ex1"]["XMin"] = self.abutmentBox.getXCenter() - self.resPlateExtensions["length"] - resistorLength/2 if not self.snakeMode : self.resPlateExtensions["ex1"]["YMin"] = self.abutmentBox.getYCenter() - self.resPlateExtensions["width" ]/2 if self.snakeMode : self.resPlateExtensions["ex1"]["YMin"] = self.snakeSegmentDict["YCenter"] - self.resPlateExtensions["width" ]/2 self.resPlateExtensions["ex1"]["XMax"] = self.resPlateExtensions["ex1"]["XMin"] + self.resPlateExtensions["length"] # print("self.resPlateExtensions['length']",toPhy(self.resPlateExtension2["length"])) self.resPlateExtensions["ex1"]["YMax"] = self.resPlateExtensions["ex1"]["YMin"] + self.resPlateExtensions["width" ] return def drawResPlateExtensions( self, layer ): self.computeResPlateExtensionsPosition() if not self.snakeMode : resistorLength = self.resDim ["length"] if self.snakeMode : resistorLength = self.snakeSegmentDict["length"] translation1 = resistorLength + self.resPlateExtensions["length"] if self.snakeMode : translation2 = self.bends*(self.snakeSegmentDict["width"] + self.snakeSegments_spacing) #- self.resPlateExtensions["width"] if self.direction == "vertical" : if not self.snakeMode : [ hTranslation , vTranslation ] = [ 0 , translation1 ] if self.snakeMode and self.bends % 2 == 0 : [ hTranslation , vTranslation ] = [ translation2 , translation1 ] if self.snakeMode and self.bends % 2 != 0 : [ hTranslation , vTranslation ] = [ translation2 , 0 ] self.terminal1Box = Box( self.resPlateExtensions["ex1"]["XMin"] , self.resPlateExtensions["ex1"]["YMin"] , self.resPlateExtensions["ex1"]["XMax"] , self.resPlateExtensions["ex1"]["YMax"] ) self.terminal2Box = Box( self.resPlateExtensions["ex1"]["XMin"] - hTranslation , self.resPlateExtensions["ex1"]["YMin"] + vTranslation , self.resPlateExtensions["ex1"]["XMax"] - hTranslation , self.resPlateExtensions["ex1"]["YMax"] + vTranslation ) if self.direction == "horizontal" : if not self.snakeMode : [ hTranslation , vTranslation ] = [ translation1 , 0 ] if self.snakeMode and self.bends % 2 == 0 : [ hTranslation , vTranslation ] = [ translation1 , translation2 ] if self.snakeMode and self.bends % 2 != 0 : [ hTranslation , vTranslation ] = [ 0 , translation2 ] print("vTranslation",vTranslation) print("hTranslation",hTranslation) self.terminal1Box = Box( self.resPlateExtensions["ex1"]["XMin"] , self.resPlateExtensions["ex1"]["YMin"] , self.resPlateExtensions["ex1"]["XMax"] , self.resPlateExtensions["ex1"]["YMax"] ) self.terminal2Box = Box( self.resPlateExtensions["ex1"]["XMin"] + hTranslation , self.resPlateExtensions["ex1"]["YMin"] + vTranslation , self.resPlateExtensions["ex1"]["XMax"] + hTranslation , self.resPlateExtensions["ex1"]["YMax"] + vTranslation ) terminal1Pad = Pad.create(self.nets[0], layer, self.terminal1Box) terminal2Pad = Pad.create(self.nets[1], layer, self.terminal2Box) return def computePImplantLayerPosition( self ): factor1 = factor2 = -1 if not self.snakeMode : centerTranslation = 0 if self.snakeMode : centerTranslation = self.bends*(self.snakeSegments_spacing + self.snakeSegmentDict["width"])/2 if self.direction == "vertical" : keysList = ["YCenter","XMin","XMax","YMin"] functionsList = [self.abutmentBox.getYCenter(), self.abutmentBox.getXCenter()] if self.snakeMode and self.bends % 2 != 0 : factor1 = 1 if self.snakeMode : factor2 = 1 if self.direction == "horizontal" : keysList = ["XCenter","YMin","YMax","XMin"] functionsList = [self.abutmentBox.getXCenter(), self.abutmentBox.getYCenter()] if not self.snakeMode : resistorLength = self.resDim ["length"] if self.snakeMode : resistorLength = self.snakeSegmentDict["length"] self.pImplant_layerDict[ keysList[0] ] = functionsList[0] + factor1*( resistorLength/2 + self.pImplant_layerDict["length"]/2 ) self.pImplant_layerDict[ keysList[1] ] = functionsList[1] + factor2*centerTranslation - self.pImplant_layerDict["width" ]/2 #- centerTranslation - self.pImplant_layerDict["width" ]/2 self.pImplant_layerDict[ keysList[2] ] = self.pImplant_layerDict[keysList[1]] + self.pImplant_layerDict["width" ] return def drawPImplantLayer( self, layer ): self.computePImplantLayerPosition() if not self.snakeMode : resistorLength = self.resDim ["length"] if self.snakeMode : resistorLength = self.snakeSegmentDict["length"] if not self.snakeMode or self.snakeMode and self.bends % 2 == 0 : centerTranslation = resistorLength + self.pImplant_layerDict["length"] if self.snakeMode and self.bends % 2 != 0 : centerTranslation = 0 if not self.snakeMode : extrimitiesTranslation = 0 if self.snakeMode : extrimitiesTranslation = self.bends*(self.snakeSegments_spacing + self.snakeSegmentDict["width"]) #+ self.pImplant_layerDict["width"]/2 if self.direction == "vertical" : for i in [0,1] : Horizontal.create( self.nets[i], layer , self.pImplant_layerDict["YCenter"] + i*centerTranslation , self.pImplant_layerDict["length" ] , self.pImplant_layerDict["XMin" ] - i*extrimitiesTranslation , self.pImplant_layerDict["XMax" ] - i*extrimitiesTranslation ) if self.direction == "horizontal" : for i in [0,1] : Vertical.create ( self.nets[i], layer , self.pImplant_layerDict["XCenter"] + i*centerTranslation , self.pImplant_layerDict["length" ] , self.pImplant_layerDict["YMin" ] + i*extrimitiesTranslation , self.pImplant_layerDict["YMax" ] + i*extrimitiesTranslation ) return ## t1Cut connected to terminal1 (on the right side/bottom side of rectangular) def computecenterTranslationDimensions( self ): enclosure1 = ( self.resPlateExtensions["width"] - (self.contactsNumber*self.minHeight_contact + (self.contactsNumber -1)*self.minSpacing_contact) )/2 enclosure2 = self.minEnclosure_resistorPlate_contact if self.resistorType == "RPOLYH" : enclosure3 = self.minEnclosure_pImplantLayer_contact if self.resistorType == "RPOLY2PH" : enclosure3 = 0 if self.direction == "vertical": self.t1cutsEnclosure["horizontal"] = enclosure1 if not self.snakeMode or self.snakeMode and self.bends % 2 == 0 : self.t1cutsEnclosure["vertical"] = enclosure2 if self.snakeMode and self.bends % 2 != 0 : self.t1cutsEnclosure["vertical"] = enclosure3 self.t2cutsEnclosure["horizontal"] = enclosure1 self.t2cutsEnclosure["vertical" ] = enclosure3 if self.direction == "horizontal" : self.t1cutsEnclosure["horizontal"] = enclosure2 self.t1cutsEnclosure["vertical" ] = enclosure1 if not self.snakeMode or self.snakeMode and self.bends % 2 == 0 : self.t2cutsEnclosure["horizontal"] = enclosure3 if self.snakeMode and self.bends % 2 != 0 : self.t2cutsEnclosure["horizontal"] = enclosure2 #self.t2cutsEnclosure["horizontal"] = enclosure3 self.t2cutsEnclosure["vertical" ] = enclosure1 self.t1CutCenterDict ["XCenter" ] = self.terminal1Box.getXMin() + self.t1cutsEnclosure ["horizontal"] + self.minWidth_contact/2 self.t1CutCenterDict ["YCenter" ] = self.terminal1Box.getYMin() + self.t1cutsEnclosure ["vertical" ] + self.minHeight_contact/2 self.t2CutCenterDict ["XCenter" ] = self.terminal2Box.getXMin() + self.t2cutsEnclosure ["horizontal"] + self.minWidth_contact/2 self.t2CutCenterDict ["YCenter" ] = self.terminal2Box.getYMin() + self.t2cutsEnclosure ["vertical" ] + self.minHeight_contact/2 return def drawContacts( self, layer ): self.computecenterTranslationDimensions() if self.direction == "vertical" : cutLineDirection = "horizontal" if self.direction == "horizontal" : cutLineDirection = "vertical" self.cutLine ( self.nets[0], layer , self.t1CutCenterDict["XCenter"] , self.t1CutCenterDict["YCenter"] , self.minWidth_contact , self.minHeight_contact , self.minSpacing_contact , self.contactsNumber , cutLineDirection ) self.cutLine ( self.nets[1], layer , self.t2CutCenterDict["XCenter"] , self.t2CutCenterDict["YCenter"] , self.minWidth_contact , self.minHeight_contact , self.minSpacing_contact , self.contactsNumber , cutLineDirection ) return def drawRoutingLayer( self, layer ): layer_width = self.minWidth_contact + 2*self.minEnclosure_routingLayer_contact layer_height = self.contactsNumber*self.minWidth_contact + (self.contactsNumber-1)*self.minSpacing_contact + 2*self.minEnclosure_routingLayer_contact if self.direction == "vertical" : key = "XCenter" if self.direction == "horizontal" : key = "YCenter" source1 = self.t1CutCenterDict[key] - self.minWidth_contact/2 - self.minEnclosure_routingLayer_contact target1 = source1 + layer_height source2 = self.t2CutCenterDict[key] - self.minWidth_contact/2 - self.minEnclosure_routingLayer_contact target2 = source2 + layer_height if self.direction == "vertical" : Horizontal.create( self.nets[0] , layer, self.t1CutCenterDict["YCenter"] , layer_width , source1 , target1 ) Horizontal.create( self.nets[1] , layer , self.t2CutCenterDict["YCenter"] , layer_width , source2 , target2) trace( 101, '\tIN PAD self.t1CutCenterDict["XCenter"] = {0}\n'.format(DbU.getValueString(self.t1CutCenterDict["XCenter"])) ) trace( 101, '\tIN PAD source1 = {0}\n'.format(DbU.getValueString(source1)) ) trace( 101, '\tIN PAD target1 = {0}\n'.format(DbU.getValueString(target1)) ) #h = Horizontal.create( self.nets[0] # , self.layers['metal2'] # , self.t1CutCenterDict["YCenter"] # , layer_width # , source1 # , target1 ) #NetExternalComponents.setExternal( h ) # #h = Horizontal.create( self.nets[1] # , self.layers['metal2'] # , self.t2CutCenterDict["YCenter"] # , layer_width # , source2 # , target2 ) #NetExternalComponents.setExternal( h ) if self.direction == "horizontal" : Vertical.create (self.nets[0], layer, self.t1CutCenterDict["XCenter"], layer_width, source1, target1) Vertical.create (self.nets[1], layer, self.t2CutCenterDict["XCenter"], layer_width, source2, target2) return def drawRestrmLayer( self, layer ): self.computeRestrmLayerPosition() if not self.snakeMode : resistorLength = self.resDim ["length"] if self.snakeMode : resistorLength = self.snakeSegmentDict["length"] if not self.snakeMode or self.snakeMode and self.bends % 2 == 0 : centerTranslation = resistorLength + self.restrmLayerDict["width"] if self.snakeMode and self.bends % 2 != 0 : centerTranslation = 0 if not self.snakeMode : extrimitiesTranslation = 0 if self.snakeMode : extrimitiesTranslation = self.bends*(self.snakeSegments_spacing + self.snakeSegmentDict["width"]) if self.direction == "vertical" : for i in [0,1]: Horizontal.create( self.nets[i], layer , self.restrmLayerDict["YCenter"] + i*centerTranslation , self.restrmLayerDict["width" ] , self.restrmLayerDict["XMin" ] - i*extrimitiesTranslation , self.restrmLayerDict["XMax" ] - i*extrimitiesTranslation ) if self.direction == "horizontal" : for i in [0,1]: Vertical.create ( self.nets[i], layer , self.restrmLayerDict["XCenter"] + i*centerTranslation , self.restrmLayerDict["width" ] , self.restrmLayerDict["YMin" ] + i*extrimitiesTranslation , self.restrmLayerDict["YMax" ] + i*extrimitiesTranslation ) return def computeRestrmLayerPosition( self ): self.restrmLayerDict["width"] = self.minWidth_contact/2 factor = 1 if self.direction == "vertical" : keysList = ["YCenter","XMin","XMax"] # if not self.snakeMode or self.snakeMode and self.bends % 2 == 0 : factor = 1 if self.snakeMode and self.bends % 2 != 0 : factor = -1 if self.direction == "horizontal" : keysList = ["XCenter","YMin","YMax"] self.restrmLayerDict[ keysList[0] ] = self.t1CutCenterDict [ keysList[0] ] + factor*self.restrmLayerDict["width"]/2 self.restrmLayerDict[ keysList[1] ] = self.resPlateExtensions["ex1"][ keysList[1] ] - self.restrmLayerDict["width"] self.restrmLayerDict[ keysList[2] ] = self.resPlateExtensions["ex1"][ keysList[2] ] + self.restrmLayerDict["width"] return def computeResDefDimensions( self ): if self.direction == "vertical" : keysList = ["YMin","YMax","XCenter","width"] if self.direction == "horizontal" : keysList = ["XMin","XMax","YCenter","width"] if not self.snakeMode : resistorElement = self.resistorPlateDict if self.snakeMode : resistorElement = self.snakeSegmentDict if self.resistorType == "RPOLYH" : factor = 0 if self.resistorType == "RPOLY2PH" : factor = 1 self.resdefLayerDict[keysList[0]] = resistorElement[keysList[0]] - factor*self.minWidth_contact/4 self.resdefLayerDict[keysList[1]] = resistorElement[keysList[1]] + factor*self.minWidth_contact/4 self.resdefLayerDict[keysList[2]] = resistorElement[keysList[2]] self.resdefLayerDict[keysList[3]] = resistorElement[keysList[3]] if self.resDim["width"] >= self.resPlateExtensions_minWidth : self.resdefLayerDict[keysList[3]] = self.resdefLayerDict[keysList[3]] + self.minWidth_contact/2 return def computeFirstSnakeCornerPosition90( self ): if self.direction == "vertical" : self.snakeCornerDict["YCenter"] = self.snakeSegmentDict["YMin" ] - self.snakeCornerDict ["width" ]/2 self.snakeCornerDict["XMin" ] = self.snakeSegmentDict["XCenter"] - self.snakeSegmentDict["width" ]/2 self.snakeCornerDict["XMax" ] = self.snakeCornerDict ["XMin" ] + self.snakeCornerDict ["length"] if self.direction == "horizontal" : self.snakeCornerDict["XCenter"] = self.snakeSegmentDict["XMax" ] + self.snakeCornerDict ["width" ]/2 self.snakeCornerDict["YMin" ] = self.snakeSegmentDict["YCenter"] - self.snakeSegmentDict["width" ]/2 self.snakeCornerDict["YMax" ] = self.snakeCornerDict ["YMin" ] + self.snakeCornerDict ["length"] return def drawCorners90( self, layer ): self.computeFirstSnakeCornerPosition90() k = 0 translation = self.snakeSegmentDict["width"] + self.snakeSegments_spacing centersTranslationConst = self.snakeSegmentDict["width"] + self.snakeSegmentDict["length"] if self.direction == "vertical" : snakeCornersYCenters = [ self.snakeCornerDict["YCenter"] , self.snakeCornerDict["YCenter"] + centersTranslationConst] for i in range(0,self.bends) : Horizontal.create( self.nets[0], layer , snakeCornersYCenters[k] , self.snakeCornerDict["width"] , self.snakeCornerDict["XMin" ] + i*translation , self.snakeCornerDict["XMax" ] + i*translation ) k = k+1 if k<1 else 0 if self.direction == "horizontal" : snakeCornersXCenters = [ self.snakeCornerDict["XCenter"] , self.snakeCornerDict["XCenter"] - centersTranslationConst ] for i in range(0,self.bends) : Vertical.create ( self.nets[0], layer , snakeCornersXCenters[k] , self.snakeCornerDict["width"] , self.snakeCornerDict["YMin" ] + i*translation , self.snakeCornerDict["YMax" ] + i*translation ) k = k+1 if k<1 else 0 return def computeFirstSnakeCornerPosition135( self ): param1 = (self.snakeSegmentDict["width"]*42/100)/2 param2 = toDbU(0.2) param3 = self.snakeSegmentDict["width"] + param2 param4 = param3 - param1 if self.direction == "vertical" : rx0 = self.snakeSegmentDict["XCenter"] - self.snakeSegmentDict["width"]/2 ry0 = self.snakeSegmentDict["YMin" ] rx1 = rx0 ry1 = ry0 - param1 rx2 = rx0 + param4 ry2 = ry1 - param4 rx3 = rx0 + 2*self.snakeSegmentDict["width"] + self.snakeSegments_spacing - param4 ry3 = ry2 rx4 = rx3 + param4 ry4 = ry1 rx5 = rx4 ry5 = ry0 rx6 = rx5 - self.snakeSegmentDict["width"] ry6 = ry0 rx7 = rx0 + self.snakeSegmentDict["width"] + self.snakeSegments_spacing - param2 ry7 = ry0 - param2 rx8 = rx0 + self.snakeSegmentDict["width"] + param2 ry8 = ry7 rx9 = rx0 + self.snakeSegmentDict["width"] ry9 = ry0 if self.direction == "horizontal" : rx0 = self.snakeSegmentDict["XMax" ] ry0 = self.snakeSegmentDict["YCenter"] - self.snakeSegmentDict["width"]/2 rx1 = rx0 + param1 ry1 = ry0 rx2 = rx1 + (self.snakeSegmentDict["width"] + param2) - param1 ry2 = ry1 + (self.snakeSegmentDict["width"] + param2) - param1 rx3 = rx2 ry3 = ry2 + (2*self.snakeSegmentDict["width"] + self.snakeSegments_spacing) - 2*(self.snakeSegmentDict["width"] + param2 - param1) rx4 = rx1 ry4 = ry1 + 2*self.snakeSegmentDict["width"] + self.snakeSegments_spacing rx5 = rx0 ry5 = ry0 + 2*self.snakeSegmentDict["width"] + self.snakeSegments_spacing rx6 = rx0 ry6 = ry0 + self.snakeSegmentDict["width"] + self.snakeSegments_spacing rx7 = rx0 + param2 ry7 = ry6 - param2 rx8 = rx7 ry8 = ry0 + self.snakeSegmentDict["width"] + param2 rx9 = rx0 ry9 = ry0 + self.snakeSegmentDict["width"] rightCorCordinatesList = [ [rx0 , ry0 ] , [rx1, ry1 ] , [rx2 , ry2 ] , [rx3, ry3 ] , [rx4 , ry4 ] , [rx5, ry5 ] , [rx6 , ry6 ] , [rx7, ry7 ] , [rx8 , ry8 ] , [rx9, ry9 ] ] for p in rightCorCordinatesList : self.rightCorPointsVector.append(Point(p[0],p[1])) self.leftCorPointsVector.append (Point(p[0],p[1])) translationList = [ self.snakeSegmentDict["length"] , self.snakeSegmentDict["length"] + 2*param1 , self.snakeSegmentDict["length"] + 2*param3 , self.snakeSegmentDict["length"] + 2*param3 , self.snakeSegmentDict["length"] + 2*param1 , self.snakeSegmentDict["length"] , self.snakeSegmentDict["length"] , self.snakeSegmentDict["length"] + 2*param2 , self.snakeSegmentDict["length"] + 2*param2 , self.snakeSegmentDict["length"] ] if self.direction == "vertical" : for i in range(0, len(self.leftCorPointsVector)) : self.leftCorPointsVector[i].translate( 0 , translationList[i] ) if self.direction == "horizontal" : for i in range(0, len(self.leftCorPointsVector)) : self.leftCorPointsVector[i].translate( - translationList[i] , 0) return def drawCorners135( self, layer ): self.computeFirstSnakeCornerPosition135() if self.bends % 2 == 0 : [ rightCornersNum, leftCornersNum ] = [ self.bends/2 , self.bends/2 ] if self.bends % 2 != 0 : [ rightCornersNum, leftCornersNum ] = [ (self.bends+1)/2 , (self.bends-1)/2 ] translationFactor = 2*(self.snakeSegmentDict["width"] + self.snakeSegments_spacing) if self.direction == "vertical" : [dxTranslation, dyTranslation] = [ translationFactor, 0 ] if self.direction == "horizontal" : [dxTranslation, dyTranslation] = [ 0 , translationFactor ] for i in range(0, rightCornersNum) : Rectilinear.create( self.nets[0], layer, self.rightCorPointsVector ).translate(i*dxTranslation, i*dyTranslation) for i in range(0, leftCornersNum ) : if i == 0 : if self.direction == "vertical" : Rectilinear.create(self.nets[0], layer, self.leftCorPointsVector).translate(dxTranslation/2,dyTranslation) if self.direction == "horizontal": Rectilinear.create(self.nets[0], layer, self.leftCorPointsVector).translate(dxTranslation,dyTranslation/2) if i != 0 : if self.direction == "vertical" : Rectilinear.create(self.nets[0], layer, self.leftCorPointsVector).translate(i*3*dxTranslation/2,dyTranslation) if self.direction == "horizontal": Rectilinear.create(self.nets[0], layer, self.leftCorPointsVector).translate(dxTranslation,i*3*dyTranslation/2) return def drawCorners( self, layer): if self.shape == 90 : self.drawCorners90 (layer) if self.shape == 135 : self.drawCorners135(layer) return # def drawResDefLayer( self, layer ): # self.computeResDefDimensions() # if self.direction == "vertical" : Vertical.create ( self.nets[0], layer, self.resdefLayerDict["XCenter"], self.resdefLayerDict["width"], self.resdefLayerDict["YMin"], self.resdefLayerDict["YMax"] ) # if self.direction == "horizontal" : Horizontal.create ( self.nets[0], layer, self.resdefLayerDict["YCenter"], self.resdefLayerDict["width"], self.resdefLayerDict["XMin"], self.resdefLayerDict["XMax"] ) # return ## Creates a horizontal or vertical line of contacts according to the specified direction. def cutLine( self, net, layer, firstCutXCenter, firstCutYCenter, width_cut, height_cut, spacing_cut, cutNumber, direction ): for i in range(0, cutNumber) : segment = Contact.create( net, layer, firstCutXCenter + i*(width_cut + spacing_cut), firstCutYCenter, width_cut, height_cut ) if direction == 'horizontal' else Contact.create( net, layer, firstCutXCenter, firstCutYCenter + i*(height_cut + spacing_cut), width_cut, height_cut ) return segment ## Computes the maximal number of cuts to be placed on a layer of width \c width_layer considering specifications such as the spacing between the cuts, its width and its enclosure in the layer. def cutMaxNumber( self, width_layer, width_cut, spacing_cut, enclosure_cut ): cutNumber = int( (width_layer - 2*enclosure_cut + spacing_cut) / (width_cut + spacing_cut) ) if cutNumber > 0: return cutNumber else: raise Error (1,"cutMaxNumber() : Zero number of cuts found. Layer width is too tight." ) def drawTerminals ( self ): VIA1overhang = self.minWidth_cut1/2 + self.minEnclosure_metal1_cut1 t1net = self.device.getNet('t1') t2net = self.device.getNet('t2') t1metal1 = None t2metal1 = None for component in t1net.getComponents(): if isinstance(component,Horizontal) and component.getLayer() == self.metal1: t1metal1 = component break for component in t2net.getComponents(): if isinstance(component,Horizontal) and component.getLayer() == self.metal1: t2metal1 = component break ab = self.device.getAbutmentBox() t1OnNorth = isNearNorth( t1metal1.getY(), ab ) t2OnNorth = isNearNorth( t2metal1.getY(), ab ) if t1OnNorth and t2OnNorth: t1YM2 = ab.getYMax() - self.hpitch*2 t2YM2 = ab.getYMax() - self.hpitch elif t1OnNorth: t1YM2 = ab.getYMax() - self.hpitch t2YM2 = ab.getYMin() + self.hpitch elif t2OnNorth: t1YM2 = ab.getYMin() + self.hpitch t2YM2 = ab.getYMax() - self.hpitch else: t1YM2 = ab.getYMin() + self.hpitch*2 t2YM2 = ab.getYMin() + self.hpitch m1Width = self.contactsNumber *self.minWidth_contact \ + (self.contactsNumber-1)*self.minSpacing_contact \ + 2*self.minEnclosure_routingLayer_contact edgeDelta = self.minWidth_contact/2 + self.minEnclosure_metal1_cut0 if t1OnNorth: t1BoxM1 = Box( 0 , self.t1CutCenterDict["YCenter"] - edgeDelta , m1Width , t1YM2 + VIA1overhang ) else: t1BoxM1 = Box( 0 , t1YM2 - VIA1overhang , m1Width , self.t1CutCenterDict["YCenter"] + edgeDelta ) t1BoxM1.translate( self.t1CutCenterDict["XCenter"] - edgeDelta, 0 ) if t2OnNorth: t2BoxM1 = Box( 0 , self.t2CutCenterDict["YCenter"] - edgeDelta , m1Width , t2YM2 + VIA1overhang ) else: t2BoxM1 = Box( 0 , t2YM2 - VIA1overhang , m1Width , self.t2CutCenterDict["YCenter"] + edgeDelta ) t2BoxM1.translate( self.t2CutCenterDict["XCenter"] - edgeDelta, 0 ) self.drawM2Terminal( t1net, t1BoxM1, t1YM2 ) self.drawM2Terminal( t2net, t2BoxM1, t2YM2 ) return def drawM2Terminal ( self, net, boxM1, axisM2 ): ab = self.device.getAbutmentBox() minBoxM1 = Box( boxM1.getCenter().getX(), axisM2 ) minBoxM1.inflate( self.minWidth_cut1/2 + self.minEnclosure_metal1_cut1 ) boxM1.merge( minBoxM1 ) h = Horizontal.create( net , self.metal2 , axisM2 , self.metal2Width , ab.getXMin() , ab.getXMax() ) NetExternalComponents.setExternal( h ) Vertical.create( net , self.metal1 , boxM1.getCenter().getX() , boxM1.getWidth() , boxM1.getYMin() , boxM1.getYMax() ) cutNumber = ((boxM1.getWidth() - 2*self.minEnclosure_metal1_cut1 - self.minWidth_cut1) \ / (self.minSpacing_cut1 + self.minWidth_cut1)) if cutNumber <= 0: cutNumber = 1 centering = (boxM1.getWidth() - 2*self.minEnclosure_metal1_cut1 \ - cutNumber * self.minWidth_cut1 \ - (cutNumber-1) * self.minSpacing_cut1) / 2 xcut1 = boxM1.getXMin() + centering \ + self.minEnclosure_metal1_cut1 + self.minWidth_cut1/2 trace( 101, '\tcutNumber = {0}\n'.format(cutNumber) ) for i in range(cutNumber): trace( 101, '\t[{0}]\n'.format(i) ) Contact.create( net , self.cut1 , xcut1 , axisM2 , self.minWidth_cut1 , self.minWidth_cut1 ) xcut1 += self.minWidth_cut1 + self.minSpacing_cut1 return def scriptMain( **kw ): editor = None if kw.has_key('editor') and kw['editor']: editor = kw['editor'] UpdateSession.open() device = AllianceFramework.get().createCell( 'resistor' ) device.setTerminal( True ) t_1 = Net.create( device, 't1' ) t_1.setExternal( True ) t1 = device.getNet("t1") doBreak( 1, 'Done building terminal 1 net') t_2 = Net.create( device, 't2' ) t_2.setExternal( True ) t2 = device.getNet("t2") doBreak( 1, 'Done building terminal 1 net') if editor: UpdateSession.close( ) editor.setCell ( device ) editor.fit ( ) UpdateSession.open ( ) nets = [t1,t2] #(device, resistorType, resistance = 0, resDim = { "width" : 10, "length" : 0 }, direction = "vertical", bends = 0 ): #resistor = Resistor( device, nets, "RPOLY2PH", 50, direction = "vertical" ) #resistor = Resistor( device, nets, "RPOLY2PH", 200, direction = "horizontal", resDim = { "width" : 0.8, "length" : 0 } ) #w >= 2 dogBone not possible in 0.35 um (used only in test) #resistor = Resistor( device, nets, "RPOLY2PH", 800, direction = "vertical", resDim = { "width" : 0.8, "length" : 0 }, bends = 4 ) #w >= 2 dogBone not possible #resistor = Resistor( device, nets, "RPOLYH", 4800, direction = "vertical", resDim = { "width" : 0.8, "length" : 0 } ) #w = 0.8 dogBone #resistor = Resistor( device, nets, "RPOLYH", 48000, direction = "horizontal", resDim = { "width" : 0.8, "length" : 0 }, bends = 3 ) #w = 0.8 dogBone #resistor = Resistor( device, nets, "RPOLY2PH", 200, direction = "horizontal") #RPOLY2PH normal #resistor = Resistor( device, nets, "RPOLYH", 7000, direction = "horizontal", resDim = { "width" : 10, "length" : 0 }) #RPOLYH normal #resistor = Resistor( device, nets, "RPOLYH", 20000, direction = "vertical", bends = 1, shape = 135 ) #RPOLYH snake resistor = Resistor( device, nets, "RPOLY2PH", 2000, resDim = { "width" : 2.5, "length" : 0 }, direction = "vertical", bends = 1, shape = 90 ) #RPOLY2PH snake abutmentBoxDim = resistor.create() print("abutmentBoxDim",abutmentBoxDim) AllianceFramework.get().saveCell( device, Catalog.State.Views ) return True