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added purposes to addText(), removed reference to specific tech from gdsMill

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This commit is contained in:
Joey Kunzler
2020-02-19 16:26:52 -08:00
parent 125bcafb3e
commit d6987ac584
4 changed files with 130 additions and 135 deletions
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compiler/gdsMill/gdsMill/gdsPrimitives.py
+1 -8
View File
@@ -1,12 +1,5 @@
import math
from globals import OPTS
# default purpose layer is used for addText() in vlsiLayout.py
if OPTS.tech_name == "s8":
purposeLayer=20
else:
purposeLayer=0
class GdsStructure:
"""Class represent a GDS Structure Object"""
def __init__(self):
@@ -147,7 +140,7 @@ class GdsText:
self.elementFlags=""
self.plex=""
self.drawingLayer=""
self.purposeLayer=purposeLayer
self.purposeLayer=0
self.transFlags=[0,0,0]
self.magFactor=""
self.rotateAngle=""
compiler/gdsMill/gdsMill/vlsiLayout.py
+62 -62
View File
@@ -35,7 +35,7 @@ class VlsiLayout:
modDate.hour,
modDate.minute,
modDate.second)
self.info = dict() #information gathered from the GDSII header
self.info['units']=self.units
self.info['dates']=(modDate.year,
@@ -52,12 +52,12 @@ class VlsiLayout:
modDate.second)
self.info['libraryName']=libraryName
self.info['gdsVersion']=gdsVersion
self.xyTree = [] #This will contain a list of all structure names
#expanded to include srefs / arefs separately.
#each structure will have an X,Y,offset, and rotate associated
#with it. Populate via traverseTheHierarchy method.
#temp variables used in delegate functions
self.tempCoordinates=None
self.tempPassFail = True
@@ -73,14 +73,14 @@ class VlsiLayout:
if(rotateAngle):
angle = math.radians(float(rotateAngle))
coordinatesRotate = [] #this will hold the rotated values
coordinatesRotate = [] #this will hold the rotated values
for coordinate in coordinatesToRotate:
# This is the CCW rotation matrix
newX = coordinate[0]*math.cos(angle) - coordinate[1]*math.sin(angle)
newY = coordinate[0]*math.sin(angle) + coordinate[1]*math.cos(angle)
coordinatesRotate.extend((newX,newY))
return coordinatesRotate
def rename(self,newName):
#take the root structure and copy it to a new structure with the new name
self.structures[newName] = self.structures[self.rootStructureName]
@@ -129,8 +129,8 @@ class VlsiLayout:
modDate.hour,
modDate.minute,
modDate.second)
#repopulate the 2d map so drawing occurs correctly
self.prepareForWrite()
@@ -155,15 +155,15 @@ class VlsiLayout:
debug.check(len(structureNames)==1,"Multiple possible root structures in the layout: {}".format(str(structureNames)))
self.rootStructureName = structureNames[0]
def traverseTheHierarchy(self, startingStructureName=None, delegateFunction = None,
def traverseTheHierarchy(self, startingStructureName=None, delegateFunction = None,
transformPath = [], rotateAngle = 0, transFlags = [0,0,0], coordinates = (0,0)):
#since this is a recursive function, must deal with the default
#parameters explicitly
#parameters explicitly
if startingStructureName == None:
startingStructureName = self.rootStructureName
startingStructureName = self.rootStructureName
#set up the rotation matrix
#set up the rotation matrix
if(rotateAngle == None or rotateAngle == ""):
angle = 0
else:
@@ -193,10 +193,10 @@ class VlsiLayout:
try:
if(len(self.structures[startingStructureName].srefs)>0): #does this structure reference any others?
#if so, go through each and call this function again
#if not, return back to the caller (caller can be this function)
#if not, return back to the caller (caller can be this function)
for sref in self.structures[startingStructureName].srefs:
#here, we are going to modify the sref coordinates based on the parent objects rotation
self.traverseTheHierarchy(startingStructureName = sref.sName,
#here, we are going to modify the sref coordinates based on the parent objects rotation
self.traverseTheHierarchy(startingStructureName = sref.sName,
delegateFunction = delegateFunction,
transformPath = transformPath,
rotateAngle = sref.rotateAngle,
@@ -204,12 +204,12 @@ class VlsiLayout:
coordinates = sref.coordinates)
except KeyError:
debug.error("Could not find structure {} in GDS file.".format(startingStructureName),-1)
#MUST HANDLE AREFs HERE AS WELL
#when we return, drop the last transform from the transformPath
del transformPath[-1]
return
def initialize(self):
self.deduceHierarchy()
# self.traverseTheHierarchy()
@@ -217,17 +217,17 @@ class VlsiLayout:
for layerNumber in self.layerNumbersInUse:
self.processLabelPins((layerNumber, None))
def populateCoordinateMap(self):
def addToXyTree(startingStructureName = None,transformPath = None):
uVector = np.array([[1.0],[0.0],[0.0]]) #start with normal basis vectors
vVector = np.array([[0.0],[1.0],[0.0]])
origin = np.array([[0.0],[0.0],[1.0]]) #and an origin (Z component is 1.0 to indicate position instead of vector)
#make a copy of all the transforms and reverse it
#make a copy of all the transforms and reverse it
reverseTransformPath = transformPath[:]
if len(reverseTransformPath) > 1:
reverseTransformPath.reverse()
reverseTransformPath.reverse()
#now go through each transform and apply them to our basis and origin in succession
for transform in reverseTransformPath:
origin = np.dot(transform[0], origin) #rotate
@@ -237,20 +237,20 @@ class VlsiLayout:
uVector = np.dot(transform[1], uVector) #scale
vVector = np.dot(transform[1], vVector) #scale
origin = np.dot(transform[2], origin) #translate
#we don't need to do a translation on the basis vectors
#we don't need to do a translation on the basis vectors
#uVector = transform[2] * uVector #translate
#vVector = transform[2] * vVector #translate
#populate the xyTree with each structureName and coordinate space
self.xyTree.append((startingStructureName,origin,uVector,vVector))
self.traverseTheHierarchy(delegateFunction = addToXyTree)
def microns(self, userUnits):
"""Utility function to convert user units to microns"""
userUnit = self.units[1]/self.units[0]
userUnitsPerMicron = userUnit / userunit
layoutUnitsPerMicron = userUnitsPerMicron / self.units[0]
return userUnits / layoutUnitsPerMicron
def userUnits(self, microns):
"""Utility function to convert microns to user units"""
userUnit = self.units[1]/self.units[0]
@@ -270,7 +270,7 @@ class VlsiLayout:
if self.debug:
debug.info(0,"DEBUG: GdsMill vlsiLayout: changeRoot: %s "%newRoot)
# Determine if newRoot exists
# layoutToAdd (default) or nameOfLayout
if (newRoot == 0 | ((newRoot not in self.structures) & ~create)):
@@ -282,19 +282,19 @@ class VlsiLayout:
self.rootStructureName = newRoot
def addInstance(self,layoutToAdd,nameOfLayout=0,offsetInMicrons=(0,0),mirror=None,rotate=None):
"""
Method to insert one layout into another at a particular offset.
"""
offsetInLayoutUnits = (self.userUnits(offsetInMicrons[0]),self.userUnits(offsetInMicrons[1]))
if self.debug:
if self.debug:
debug.info(0,"DEBUG: GdsMill vlsiLayout: addInstance: type {0}, nameOfLayout {1}".format(type(layoutToAdd),nameOfLayout))
debug.info(0,"DEBUG: name={0} offset={1} mirror={2} rotate={3}".format(layoutToAdd.rootStructureName,offsetInMicrons, mirror, rotate))
# Determine if we are instantiating the root design of
# Determine if we are instantiating the root design of
# layoutToAdd (default) or nameOfLayout
if nameOfLayout == 0:
StructureFound = True
@@ -303,7 +303,7 @@ class VlsiLayout:
StructureName = nameOfLayout #layoutToAdd
StructureFound = False
for structure in layoutToAdd.structures:
if StructureName in structure:
if StructureName in structure:
if self.debug:
debug.info(1,"DEBUG: Structure %s Found"%StructureName)
StructureFound = True
@@ -311,7 +311,7 @@ class VlsiLayout:
debug.check(StructureFound,"Could not find layout to instantiate {}".format(StructureName))
# If layoutToAdd is a unique object (not this), then copy hierarchy,
# If layoutToAdd is a unique object (not this), then copy hierarchy,
# otherwise, if it is a text name of an internal structure, use it.
if layoutToAdd != self:
@@ -330,7 +330,7 @@ class VlsiLayout:
layoutToAddSref.coordinates = offsetInLayoutUnits
if mirror or rotate:
layoutToAddSref.transFlags = [0,0,0]
# transFlags = (mirror around x-axis, magnification, rotation)
# If magnification or rotation is true, it is the flags are then
@@ -356,7 +356,7 @@ class VlsiLayout:
#add the sref to the root structure
self.structures[self.rootStructureName].srefs.append(layoutToAddSref)
def addBox(self,layerNumber=0, purposeNumber=0, offsetInMicrons=(0,0), width=1.0, height=1.0,center=False):
"""
Method to add a box to a layout
@@ -373,7 +373,7 @@ class VlsiLayout:
(offsetInLayoutUnits[0],offsetInLayoutUnits[1]+heightInLayoutUnits),
offsetInLayoutUnits]
else:
startPoint = (offsetInLayoutUnits[0]-widthInLayoutUnits/2.0, offsetInLayoutUnits[1]-heightInLayoutUnits/2.0)
startPoint = (offsetInLayoutUnits[0]-widthInLayoutUnits/2.0, offsetInLayoutUnits[1]-heightInLayoutUnits/2.0)
coordinates=[startPoint,
(startPoint[0]+widthInLayoutUnits,startPoint[1]),
(startPoint[0]+widthInLayoutUnits,startPoint[1]+heightInLayoutUnits),
@@ -386,7 +386,7 @@ class VlsiLayout:
boundaryToAdd.purposeLayer = purposeNumber
#add the sref to the root structure
self.structures[self.rootStructureName].boundaries.append(boundaryToAdd)
def addPath(self, layerNumber=0, purposeNumber=0, coordinates=[(0,0)], width=1.0):
"""
Method to add a path to a layout
@@ -405,11 +405,12 @@ class VlsiLayout:
pathToAdd.coordinates = layoutUnitCoordinates
#add the sref to the root structure
self.structures[self.rootStructureName].paths.append(pathToAdd)
def addText(self, text, layerNumber=0, offsetInMicrons=(0,0), magnification=0.1, rotate = None):
def addText(self, text, layerNumber=0, purposeNumber=0, offsetInMicrons=(0,0), magnification=0.1, rotate = None):
offsetInLayoutUnits = (self.userUnits(offsetInMicrons[0]),self.userUnits(offsetInMicrons[1]))
textToAdd = GdsText()
textToAdd.drawingLayer = layerNumber
textToAdd.purposeLayer = purposeNumber
textToAdd.coordinates = [offsetInLayoutUnits]
textToAdd.transFlags = [0,0,0]
textToAdd.textString = self.padText(text)
@@ -438,7 +439,7 @@ class VlsiLayout:
return 1
else:
return 0
def intersectionPoint(self,startPoint1,endPoint1,startPoint2,endPoint2):
if((endPoint1[0]-startPoint1[0])!=0 and (endPoint2[0]-startPoint2[0])!=0):
pSlope = (endPoint1[1]-startPoint1[1])/(endPoint1[0]-startPoint1[0])
@@ -458,7 +459,7 @@ class VlsiLayout:
newY = None
elif((endPoint1[0]-startPoint1[0])==0 and (endPoint2[0]-startPoint2[0])!=0):
qSlope = (endPoint2[1]-startPoint2[1])/(endPoint2[0]-startPoint2[0])
qIntercept = startPoint2[1]-qSlope*startPoint2[0]
qIntercept = startPoint2[1]-qSlope*startPoint2[0]
newX=endPoint1[0]
newY=qSlope*newX+qIntercept
elif((endPoint1[0]-startPoint1[0])!=0 and (endPoint2[0]-startPoint2[0])==0):
@@ -467,14 +468,14 @@ class VlsiLayout:
newX=endPoint2[0]
newY=pSlope*newX+pIntercept
return (newX,newY)
def isCollinear(self,testPoint,point1,point2):
slope1 = (testPoint[1]-point1[1])/(testPoint[0]-point1[0])
slope2 = (point2[1]-point1[1])/(point2[0]-point1[0])
if slope1 == slope2:
return True
return False
def doShapesIntersect(self,shape1Coordinates, shape2Coordinates):
"""
Utility function to determine if 2 arbitrary shapes intersect.
@@ -491,7 +492,7 @@ class VlsiLayout:
if(self.isBounded(intersect,startPoint1,endPoint1) and self.isBounded(intersect,startPoint2,endPoint2)):
return True #these shapes overlap!
return False #these shapes are ok
def isPointInsideOfBox(self,pointCoordinates,boxCoordinates):
"""
Check if a point is contained in the shape
@@ -516,7 +517,7 @@ class VlsiLayout:
pointCoordinates[1]<bottomBound):
return False
return True
def isShapeInsideOfBox(self,shapeCoordinates, boxCoordinates):
"""
Go through every point in the shape to test if they are all inside the box.
@@ -525,8 +526,8 @@ class VlsiLayout:
if not self.isPointInsideOfBox(point,boxCoordinates):
return False
return True
def fillAreaDensity(self, layerToFill = 0, offsetInMicrons = (0,0), coverageWidth = 100.0, coverageHeight = 100.0, minSpacing = 0.22, blockSize = 1.0):
effectiveBlock = blockSize+minSpacing
widthInBlocks = int(coverageWidth/effectiveBlock)
@@ -545,7 +546,7 @@ class VlsiLayout:
shiftedBoundaryCoordinates.append((shapeCoordinate[0]+coordinates[0],shapeCoordinate[1]+coordinates[1]))
joint = self.doShapesIntersect(self.tempCoordinates, shiftedBoundaryCoordinates)
if joint:
self.tempPassFail = False
self.tempPassFail = False
common = self.isShapeInsideOfBox(shiftedBoundaryCoordinates,self.tempCoordinates)
if common:
self.tempPassFail = False
@@ -558,11 +559,11 @@ class VlsiLayout:
shiftedBoundaryCoordinates.append((shapeCoordinate[0]+coordinates[0],shapeCoordinate[1]+coordinates[1]))
joint = self.doShapesIntersect(self.tempCoordinates, shiftedBoundaryCoordinates)
if joint:
self.tempPassFail = False
self.tempPassFail = False
common = self.isShapeInsideOfBox(shiftedBoundaryCoordinates,self.tempCoordinates)
if common:
self.tempPassFail = False
for yIndex in range(0,heightInBlocks):
for xIndex in range(0,widthInBlocks):
percentDone = (float((yIndex*heightInBlocks)+xIndex) / (heightInBlocks*widthInBlocks))*100
@@ -581,7 +582,7 @@ class VlsiLayout:
passFailRecord.append(self.tempPassFail)
print("Percent Complete:"+str(percentDone))
passFailIndex=0
for yIndex in range(0,heightInBlocks):
for xIndex in range(0,widthInBlocks):
@@ -632,7 +633,7 @@ class VlsiLayout:
self.units[0]*cellBoundary[1]],
[self.units[0]*cellBoundary[2],
self.units[0]*cellBoundary[3]]]
def measureSizeInStructure(self, structure, cellBoundary):
(structureName, structureOrigin,
structureuVector, structurevVector) = structure
@@ -645,7 +646,7 @@ class VlsiLayout:
thisBoundary[2]+structureOrigin[0],thisBoundary[3]+structureOrigin[1]]
cellBoundary=self.updateBoundary(thisBoundary,cellBoundary)
return cellBoundary
def updateBoundary(self,thisBoundary,cellBoundary):
[left_bott_X,left_bott_Y,right_top_X,right_top_Y]=thisBoundary
# If any are None
@@ -672,7 +673,7 @@ class VlsiLayout:
lpp):
text_list.append(Text)
return text_list
def getPinShape(self, pin_name):
"""
Search for a pin label and return the largest enclosing rectangle
@@ -693,7 +694,7 @@ class VlsiLayout:
max_pins.append(max_pin)
return max_pins
def getAllPinShapes(self, pin_name):
"""
@@ -716,7 +717,7 @@ class VlsiLayout:
"""
# Get the labels on a layer in the root level
labels = self.getTexts(lpp)
# Get all of the shapes on the layer at all levels
# and transform them to the current level
shapes = self.getAllShapes(lpp)
@@ -730,7 +731,7 @@ class VlsiLayout:
pin_shapes.append((lpp, boundary))
label_text = label.textString
# Remove the padding if it exists
if label_text[-1] == "\x00":
label_text = label_text[0:-1]
@@ -740,7 +741,7 @@ class VlsiLayout:
except KeyError:
self.pins[label_text] = []
self.pins[label_text].append(pin_shapes)
def getBlockages(self, lpp):
"""
Return all blockages on a given layer in
@@ -755,7 +756,7 @@ class VlsiLayout:
for i in range(0, len(boundary), 2):
vectors.append((boundary[i], boundary[i+1]))
blockages.append(vectors)
return blockages
def getAllShapes(self, lpp):
@@ -870,7 +871,7 @@ class VlsiLayout:
"""
Rotate a coordinate in space.
"""
# MRG: 9/3/18 Incorrect matrix multiplication!
# MRG: 9/3/18 Incorrect matrix multiplication!
# This is fixed to be:
# |u[0] v[0]| |x| |x'|
# |u[1] v[1]|x|y|=|y'|
@@ -892,7 +893,7 @@ class VlsiLayout:
else:
return False
def sameLPP(lpp1, lpp2):
"""
Check if the layers and purposes are the same.
@@ -900,14 +901,13 @@ def sameLPP(lpp1, lpp2):
"""
if lpp1[1] == None or lpp2[1] == None:
return lpp1[0] == lpp2[0]
return lpp1[0] == lpp2[0] and lpp1[1] == lpp2[1]
def boundaryArea(A):
"""
Returns boundary area for sorting.
"""
area_A=(A[2]-A[0])*(A[3]-A[1])
return area_A