com.sun.electric.technology.technologies.utils

Class MOSRules

java.lang.Object

com.sun.electric.technology.technologies.utils.MOSRules

All Implemented Interfaces:

DRCRules

public class MOSRules
extends java.lang.Object
implements DRCRules

Class to define a complete set of design rules. Includes constructors for initializing the data from a technology.

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.Double[]	conList minimum distances when connected
java.lang.Double[]	conListMulti minimum distances when connected (multi-cut)
java.lang.String[]	conListMultiRules minimum distance rules when connected (multi-cut)
java.lang.String[]	conListNodes minimum distance ruless when connected
java.lang.String[]	conListRules minimum distance ruless when connected
java.lang.Double[]	conListWide minimum distances when connected (wide)
java.lang.String[]	conListWideRules minimum distance rules when connected (wide)
java.lang.Double[]	cutNodeSize cut size in the technology
java.lang.String[]	cutNodeSizeRules cut size rules
java.lang.Double[]	cutNodeSpa1D cut 1D spacing in the technology
java.lang.String[]	cutNodeSpa1DRules cut 1D s[acing rules
java.lang.Double[]	cutNodeSpa2D cut 2D spacing in the technology
java.lang.String[]	cutNodeSpa2DRules cut 2D s[acing rules
java.lang.Double[]	cutNodeSurround cut surround in the technology
java.lang.String[]	cutNodeSurroundRules cut surround rules
java.lang.Double[]	edgeList minimum edge distances
java.lang.String[]	edgeListRules minimum edge distance rules
java.lang.String[]	layerNames names of layers
java.lang.Double[]	minArea minimum area rules
java.lang.String[]	minAreaRules minimum area rule names
java.lang.Double[]	minNodeSize minimim node size in the technology
java.lang.String[]	minNodeSizeRules minimim node size rules
java.lang.Double[]	minWidth minimum width of layers
java.lang.String[]	minWidthRules minimum width rules
java.lang.String[]	nodeNames names of nodes
int	numLayers number of layers in the technology
int	numNodes number of nodes in the technology
java.lang.Double[]	slotSize maximum slot size rules
java.lang.String[]	slotSizeRules maximum slot size rule names
double	transPolyOverhang poly overhang/surround along gate
java.lang.Double[]	unConList minimum distances when unconnected
java.lang.Double[]	unConListMulti minimum distances when unconnected (multi-cut)
java.lang.String[]	unConListMultiRules minimum distance rules when unconnected (multi-cut)
java.lang.String[]	unConListNodes minimum distance rules when unconnected
java.lang.String[]	unConListRules minimum distance rules when unconnected
java.lang.Double[]	unConListWide minimum distances when unconnected (wide)
java.lang.String[]	unConListWideRules minimum distance rules when unconnected (wide)
int	uTSize size of upper-triangle of layers
java.lang.Double	wideLimit width limit that triggers wide rules

Constructor Summary

Constructors

Constructor and Description
MOSRules()
MOSRules(Technology t)

Method Summary

Methods

Modifier and Type	Method and Description
void	addRule(int index, DRCTemplate rule)
void	addRule(int index, DRCTemplate rule, DRCTemplate.DRCRuleType spacingCase, boolean wideRules) Method to add a rule based on template
void	applyDRCOverrides(java.lang.String override, Technology tech) Method to apply overrides to a set of rules.
void	deleteRule(int index, DRCTemplate rule) Method to delete a given spacing rule
boolean	doesAllowMultipleWideRules(int index) Method to tell UI if multiple wide rules are allowed.
DRCTemplate	getEdgeRule(Layer layer1, Layer layer2) Method to find the edge spacing rule between two layer.
DRCTemplate	getExtensionRule(Layer layer1, Layer layer2, boolean isGateExtension) Method to find the extension rule between two layer.
double	getMaxSurround(Layer layer, double maxSize) Method to find the maximum design-rule distance around a layer.
DRCTemplate	getMinNodeSize(int index, int when)
DRCTemplate	getMinValue(Layer layer, DRCTemplate.DRCRuleType type) Method to get the minimum rule for a Layer where is the rule type.
java.lang.String[]	getNodesWithRules() To retrieve those nodes that have rules.
int	getNumberOfRules() Method to retrieve total number of rules stored.
double	getPolyOverhang() Method to return overhang of poly in transistors along the gate
DRCTemplate	getRule(int index, DRCTemplate.DRCRuleType type) Method to retrieve simple layer or node rules
DRCTemplate	getRule(int index, DRCTemplate.DRCRuleType type, java.lang.String nodeName) Method to retrieve specific rules stored per node that involve two layers
int	getRuleIndex(int index1, int index2) Method to determine the index in the upper-left triangle array for two layers/nodes.
static int	getRuleIndex(int index1, int index2, int numLayers) Method to determine the index in the upper-left triangle array for two layers/nodes.
java.util.List<DRCTemplate>	getRules(Layer layer1, DRCTemplate.DRCRuleType type) Method to find all rules of specified type associated to Layer layer1
DRCTemplate	getSpacingRule(Layer layer1, Geometric geo1, Layer layer2, Geometric geo2, boolean connected, int multiCut, double wideS, double length) Method to find the spacing rule between two layer.
java.util.List<DRCTemplate>	getSpacingRules(int index, DRCTemplate.DRCRuleType type, boolean wideRules) Method to retrieve different spacing rules depending on type.
Technology	getTechnology() Method to determine the technology associated with this rules set.
double	getWorstSpacingDistance(int lastMetal) Method to find the worst spacing distance in the design rules.
boolean	isAnySpacingRule(Layer layer1, Layer layer2) Method to tell whether there are any design rules between two layers.
DRCTemplate	isForbiddenNode(int nodeIndex, DRCTemplate.DRCRuleType type) Method to determine if given node is not allowed by foundry.
void	setMinValue(Layer layer, java.lang.String name, double value, DRCTemplate.DRCRuleType type) Method to set the minimum rule for a Layer where is the rule type.
void	setSpacingRules(int index, java.util.List<DRCTemplate> newRules, DRCTemplate.DRCRuleType spacingCase, boolean wideRules)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

numLayers

public int numLayers

number of layers in the technology

uTSize

public int uTSize

size of upper-triangle of layers

wideLimit

public java.lang.Double wideLimit

width limit that triggers wide rules

layerNames

public java.lang.String[] layerNames

names of layers

minWidth

public java.lang.Double[] minWidth

minimum width of layers

minWidthRules

public java.lang.String[] minWidthRules

minimum width rules

conList

public java.lang.Double[] conList

minimum distances when connected

conListRules

public java.lang.String[] conListRules

minimum distance ruless when connected

conListNodes

public java.lang.String[] conListNodes

minimum distance ruless when connected

unConList

public java.lang.Double[] unConList

minimum distances when unconnected

unConListRules

public java.lang.String[] unConListRules

minimum distance rules when unconnected

unConListNodes

public java.lang.String[] unConListNodes

minimum distance rules when unconnected

conListWide

public java.lang.Double[] conListWide

minimum distances when connected (wide)

conListWideRules

public java.lang.String[] conListWideRules

minimum distance rules when connected (wide)

unConListWide

public java.lang.Double[] unConListWide

minimum distances when unconnected (wide)

unConListWideRules

public java.lang.String[] unConListWideRules

minimum distance rules when unconnected (wide)

conListMulti

public java.lang.Double[] conListMulti

minimum distances when connected (multi-cut)

conListMultiRules

public java.lang.String[] conListMultiRules

minimum distance rules when connected (multi-cut)

unConListMulti

public java.lang.Double[] unConListMulti

minimum distances when unconnected (multi-cut)

unConListMultiRules

public java.lang.String[] unConListMultiRules

minimum distance rules when unconnected (multi-cut)

edgeList

public java.lang.Double[] edgeList

minimum edge distances

edgeListRules

public java.lang.String[] edgeListRules

minimum edge distance rules

minArea

public java.lang.Double[] minArea

minimum area rules

minAreaRules

public java.lang.String[] minAreaRules

minimum area rule names

slotSize

public java.lang.Double[] slotSize

maximum slot size rules

slotSizeRules

public java.lang.String[] slotSizeRules

maximum slot size rule names

numNodes

public int numNodes

number of nodes in the technology

nodeNames

public java.lang.String[] nodeNames

names of nodes

minNodeSize

public java.lang.Double[] minNodeSize

minimim node size in the technology

minNodeSizeRules

public java.lang.String[] minNodeSizeRules

minimim node size rules

cutNodeSize

public java.lang.Double[] cutNodeSize

cut size in the technology

cutNodeSizeRules

public java.lang.String[] cutNodeSizeRules

cut size rules

cutNodeSpa1D

public java.lang.Double[] cutNodeSpa1D

cut 1D spacing in the technology

cutNodeSpa1DRules

public java.lang.String[] cutNodeSpa1DRules

cut 1D s[acing rules

cutNodeSpa2D

public java.lang.Double[] cutNodeSpa2D

cut 2D spacing in the technology

cutNodeSpa2DRules

public java.lang.String[] cutNodeSpa2DRules

cut 2D s[acing rules

cutNodeSurround

public java.lang.Double[] cutNodeSurround

cut surround in the technology

cutNodeSurroundRules

public java.lang.String[] cutNodeSurroundRules

cut surround rules

transPolyOverhang

public double transPolyOverhang

poly overhang/surround along gate

Constructor Detail

MOSRules

public MOSRules()

MOSRules

public MOSRules(Technology t)

Method Detail

getMinNodeSize

public DRCTemplate getMinNodeSize(int index,
                         int when)

Parameters:

index - represents node, widths are stored in index*2 and height in index*2+j

when - represents the foundry being used

Returns:

a rule describing the minimum node size.

getTechnology

public Technology getTechnology()

Method to determine the technology associated with this rules set.

Specified by:

getTechnology in interface DRCRules

Returns:

the technology associated with this rules set.

getRuleIndex

public int getRuleIndex(int index1,
               int index2)

Method to determine the index in the upper-left triangle array for two layers/nodes. This function assumes no rules for primitives nor single layers are stored.

Specified by:

getRuleIndex in interface DRCRules

Parameters:

index1 - the first layer/node index.

index2 - the second layer/node index.

Returns:

the index in the array that corresponds to these two layers/nodes.

getRuleIndex

public static int getRuleIndex(int index1,
               int index2,
               int numLayers)

Method to determine the index in the upper-left triangle array for two layers/nodes. This function assumes no rules for primitives nor single layers are stored.

Parameters:

index1 - the first layer/node index.

index2 - the second layer/node index.

numLayers - the number of layers

Returns:

the index in the array that corresponds to these two layers/nodes.

getPolyOverhang

public double getPolyOverhang()

Method to return overhang of poly in transistors along the gate

Returns:

the overhang of poly in transistors along the gate.

isForbiddenNode

public DRCTemplate isForbiddenNode(int nodeIndex,
                          DRCTemplate.DRCRuleType type)

Method to determine if given node is not allowed by foundry.

Specified by:

isForbiddenNode in interface DRCRules

Parameters:

nodeIndex - index of node in DRC rules map to examine.

type - rule type.

Returns:

the rule if this is a forbidden node otherwise returns null.

getWorstSpacingDistance

public double getWorstSpacingDistance(int lastMetal)

Method to find the worst spacing distance in the design rules. Finds the largest spacing rule in the Technology.

Specified by:

getWorstSpacingDistance in interface DRCRules

Parameters:

lastMetal -

Returns:

the largest spacing distance in the Technology. Zero if nothing found

getMaxSurround

public double getMaxSurround(Layer layer,
                    double maxSize)

Method to find the maximum design-rule distance around a layer.

Specified by:

getMaxSurround in interface DRCRules

Parameters:

layer - the Layer to examine.

Returns:

the maximum design-rule distance around the layer. -1 if nothing found.

getRules

public java.util.List<DRCTemplate> getRules(Layer layer1,
                                   DRCTemplate.DRCRuleType type)

Method to find all rules of specified type associated to Layer layer1

Specified by:

getRules in interface DRCRules

Parameters:

layer1 - layer

type - rule type

Returns:

all rules of specified type associated to Layer layer1

getExtensionRule

public DRCTemplate getExtensionRule(Layer layer1,
                           Layer layer2,
                           boolean isGateExtension)

Method to find the extension rule between two layer.

Specified by:

getExtensionRule in interface DRCRules

Parameters:

layer1 - the first layer.

layer2 - the second layer.

isGateExtension - to decide between the rule EXTENSIONGATE or EXTENSION

Returns:

the extension rule between the layers. Returns null if there is no extension rule.

getEdgeRule

public DRCTemplate getEdgeRule(Layer layer1,
                      Layer layer2)

Method to find the edge spacing rule between two layer.

Specified by:

getEdgeRule in interface DRCRules

Parameters:

layer1 - the first layer.

layer2 - the second layer.

Returns:

the edge rule distance between the layers. Returns null if there is no edge spacing rule.

getSpacingRule

public DRCTemplate getSpacingRule(Layer layer1,
                         Geometric geo1,
                         Layer layer2,
                         Geometric geo2,
                         boolean connected,
                         int multiCut,
                         double wideS,
                         double length)

Method to find the spacing rule between two layer.

Specified by:

getSpacingRule in interface DRCRules

Parameters:

layer1 - the first layer.

layer2 - the second layer.

connected - true to find the distance when the layers are connected.

multiCut - 1 to find the distance when this is part of a multicut contact.

wideS - widest polygon

length - length of the intersection

Returns:

the spacing rule between the layers. Returns null if there is no spacing rule.

isAnySpacingRule

public boolean isAnySpacingRule(Layer layer1,
                       Layer layer2)

Method to tell whether there are any design rules between two layers.

Specified by:

isAnySpacingRule in interface DRCRules

Parameters:

layer1 - the first Layer to check.

layer2 - the second Layer to check.

Returns:

true if there are design rules between the layers.

doesAllowMultipleWideRules

public boolean doesAllowMultipleWideRules(int index)

Method to tell UI if multiple wide rules are allowed.

Specified by:

doesAllowMultipleWideRules in interface DRCRules

Parameters:

index - the index in the upper-diagonal table of layers.

Returns:

true if multiple wide rules are allowed.

getNumberOfRules

public int getNumberOfRules()

Method to retrieve total number of rules stored.

Specified by:

getNumberOfRules in interface DRCRules

getNodesWithRules

public java.lang.String[] getNodesWithRules()

To retrieve those nodes that have rules.

Specified by:

getNodesWithRules in interface DRCRules

Returns:

an array of nodes that have rules.

addRule

public void addRule(int index,
           DRCTemplate rule)

Specified by:

addRule in interface DRCRules

addRule

public void addRule(int index,
           DRCTemplate rule,
           DRCTemplate.DRCRuleType spacingCase,
           boolean wideRules)

Method to add a rule based on template

Specified by:

addRule in interface DRCRules

Parameters:

index -

rule -

wideRules -

deleteRule

public void deleteRule(int index,
              DRCTemplate rule)

Method to delete a given spacing rule

Specified by:

deleteRule in interface DRCRules

Parameters:

index -

rule -

setSpacingRules

public void setSpacingRules(int index,
                   java.util.List<DRCTemplate> newRules,
                   DRCTemplate.DRCRuleType spacingCase,
                   boolean wideRules)

Specified by:

setSpacingRules in interface DRCRules

Parameters:

index -

newRules -

spacingCase - SPACING for normal case, SPACINGW for wide case, CUTSPA for multi cuts

wideRules -

getSpacingRules

public java.util.List<DRCTemplate> getSpacingRules(int index,
                                          DRCTemplate.DRCRuleType type,
                                          boolean wideRules)

Method to retrieve different spacing rules depending on type.

Specified by:

getSpacingRules in interface DRCRules

Parameters:

index - the index of the layer being queried.

type - SPACING (normal values), SPACINGW (wide values), SPACINGE (edge values) and CUTSPA (multi cuts).

wideRules -

Returns:

list of rules subdivided in UCONSPA and CONSPA

getMinValue

public DRCTemplate getMinValue(Layer layer,
                      DRCTemplate.DRCRuleType type)

Method to get the minimum rule for a Layer where is the rule type. E.g. MinWidth or Area

Specified by:

getMinValue in interface DRCRules

Parameters:

layer - the Layer to examine.

type - rule type

Returns:

the minimum rule for the layer. Returns null if there is no minimum width rule.

getRule

public DRCTemplate getRule(int index,
                  DRCTemplate.DRCRuleType type)

Method to retrieve simple layer or node rules

Specified by:

getRule in interface DRCRules

Parameters:

index - the index of the layer or node

type - the rule type.

Returns:

the requested rule.

getRule

public DRCTemplate getRule(int index,
                  DRCTemplate.DRCRuleType type,
                  java.lang.String nodeName)

Method to retrieve specific rules stored per node that involve two layers

Specified by:

getRule in interface DRCRules

Parameters:

index - the combined index of the two layers involved

type -

nodeName - name of the primitive

Returns:

null

setMinValue

public void setMinValue(Layer layer,
               java.lang.String name,
               double value,
               DRCTemplate.DRCRuleType type)

Method to set the minimum rule for a Layer where is the rule type. E.g. MinWidth or Area

Specified by:

setMinValue in interface DRCRules

Parameters:

layer - the Layer to examine.

name - the rule name

value - the new rule value

type - rule type

applyDRCOverrides

public void applyDRCOverrides(java.lang.String override,
                     Technology tech)

Method to apply overrides to a set of rules.

Specified by:

applyDRCOverrides in interface DRCRules

Parameters:

override - the override string.

tech - the Technology in which these rules live.