将virtuoso原理图信息导出到json文件，直接可用，修改library name和cell name即可。
c
/*********************************************
schoa2json.il
Description:
Exports Schematic/Symbol to JSON.
Key Feature:
1. symbolTemplates is now a List/Array.
2. Symbol objects contain explicit "lib" and "cell" fields.
3. FillStyle is integer (0-5).
**********************************************/
/**********************************************
* Helper: Escape strings
**********************************************/
procedure( _jsonEscape( str )
let( (out)
if( stringp(str) then
out = buildString(parseString(str "\"") "\\\"")
else
out = ""
)
out
)
)
/**********************************************
* Helper: Build Fill Style Lookup Table
**********************************************/
procedure( _buildFillTable( cv )
let( (tf displayID fillTable packetName fillStyle layer purpose techLPP)
fillTable = makeTable("fillTable" 1) ; Default 1 (Outline)
tf = techGetTechFile(cv)
displayID = drGetDisplay("display")
if( tf && displayID then
foreach( lpp cv~>lpps
layer = lpp~>layerName
purpose = lpp~>purpose
fillStyle = 1
techLPP = techGetLP(tf list(layer purpose))
if( techLPP then
packetName = techGetLPPacketName(techLPP)
if( packetName then
fillStyle = drGetPacketFillStyle(displayID packetName)
)
)
fillTable[list(layer purpose)] = fillStyle
)
)
fillTable
)
)
/**********************************************
* Helper: Extract Graphics from a Symbol View
* Modified: Returns an object containing lib/cell, not a key-value pair.
**********************************************/
procedure( _extractSymbolGraphics( libName cellName )
let( (cv shapeList pinList shapeData pinData masterJson fillTable fillVal)
cv = dbOpenCellViewByType(libName cellName "symbol" "schematicSymbol" "r")
if( cv then
fillTable = _buildFillTable(cv)
; 1. Extract Shapes
shapeList = nil
foreach(shape cv~>shapes
let( (sType sLayer sPurp bbox)
sType = shape~>objType
sLayer = shape~>layerName
sPurp = shape~>purpose
fillVal = fillTable[ list(sLayer sPurp) ]
if( null(fillVal) then fillVal = 1 )
case( sType
("line"
sprintf(shapeData "{\"type\": \"line\", \"layer\": \"%s\", \"points\": [%s]}"
sLayer
buildString(
foreach(mapcar pt shape~>points sprintf(nil "[%L,%L]" xCoord(pt) yCoord(pt)))
", "
)
)
shapeList = cons(shapeData shapeList)
)
("rect"
bbox = shape~>bBox
sprintf(shapeData "{\"type\": \"rect\", \"layer\": \"%s\", \"fillStyle\": %d, \"bBox\": [[%L,%L],[%L,%L]]}"
sLayer fillVal
xCoord(lowerLeft(bbox)) yCoord(lowerLeft(bbox))
xCoord(upperRight(bbox)) yCoord(upperRight(bbox))
)
shapeList = cons(shapeData shapeList)
)
("ellipse"
bbox = shape~>bBox
sprintf(shapeData "{\"type\": \"ellipse\", \"layer\": \"%s\", \"fillStyle\": %d, \"bBox\": [[%L,%L],[%L,%L]]}"
sLayer fillVal
xCoord(lowerLeft(bbox)) yCoord(lowerLeft(bbox))
xCoord(upperRight(bbox)) yCoord(upperRight(bbox))
)
shapeList = cons(shapeData shapeList)
)
("arc"
bbox = shape~>ellipseBBox
sprintf(shapeData "{\"type\": \"arc\", \"layer\": \"%s\", \"fillStyle\": %d, \"bBox\": [[%L,%L],[%L,%L]], \"startAngle\": %L, \"stopAngle\": %L}"
sLayer fillVal
xCoord(lowerLeft(bbox)) yCoord(lowerLeft(bbox))
xCoord(upperRight(bbox)) yCoord(upperRight(bbox))
shape~>startAngle shape~>stopAngle
)
shapeList = cons(shapeData shapeList)
)
("polygon"
sprintf(shapeData "{\"type\": \"polygon\", \"layer\": \"%s\", \"fillStyle\": %d, \"points\": [%s]}"
sLayer fillVal
buildString(
foreach(mapcar pt shape~>points sprintf(nil "[%L,%L]" xCoord(pt) yCoord(pt)))
", "
)
)
shapeList = cons(shapeData shapeList)
)
("label"
sprintf(shapeData "{\"type\": \"label\", \"layer\": \"%s\", \"text\": \"%s\", \"xy\": [%L,%L], \"orient\": \"%s\"}"
sLayer
_jsonEscape(shape~>theLabel)
xCoord(shape~>xy) yCoord(shape~>xy)
shape~>orient
)
shapeList = cons(shapeData shapeList)
)
) ; case
) ; let
) ; foreach shape
; 2. Extract Pins
pinList = nil
foreach(term cv~>terminals
let( (px py)
if( term~>pins && car(term~>pins)~>fig then
px = xCoord(centerBox(car(term~>pins)~>fig~>bBox))
py = yCoord(centerBox(car(term~>pins)~>fig~>bBox))
else px=0.0 py=0.0)
sprintf(pinData "{\"name\": \"%s\", \"direction\": \"%s\", \"x\": %L, \"y\": %L}"
term~>name term~>direction px py
)
pinList = cons(pinData pinList)
)
)
dbClose(cv)
; -----------------------------------------------------------
; CHANGE IS HERE: Return an Object with "lib" and "cell" keys
; -----------------------------------------------------------
sprintf(masterJson
" {\n \"lib\": \"%s\",\n \"cell\": \"%s\",\n \"shapes\": [%s],\n \"pins\": [%s]\n }"
libName cellName
buildString(reverse(shapeList) ", ")
buildString(reverse(pinList) ", ")
)
else
warn("schoa2json: Could not open symbol view for %s/%s" libName cellName)
masterJson = nil
)
masterJson
)
)
/**********************************************
* Main Function: schoa2json
**********************************************/
procedure( schoa2json(designLibName cellName outputJsonPath)
let( (cv instList wireList pinList
masterTable uniqueMasters masterJsonList
outPort instData wireData pinData)
cv = dbOpenCellViewByType(designLibName cellName "schematic" "schematic" "r")
unless( cv error("Cannot open schematic %s/%s" designLibName cellName))
printf("Processing Schematic %s/%s ...\n" designLibName cellName)
; 1. Instances
instList = nil
masterTable = makeTable("masters" nil)
foreach(inst cv~>instances
sprintf(instData
" {\"name\": \"%s\", \"lib\": \"%s\", \"cell\": \"%s\", \"x\": %L, \"y\": %L, \"orient\": \"%s\"}"
inst~>name inst~>libName inst~>cellName
xCoord(inst~>xy) yCoord(inst~>xy) inst~>orient
)
instList = cons(instData instList)
masterTable[list(inst~>libName inst~>cellName)] = t
)
; 2. Wires
wireList = nil
foreach(shape cv~>shapes
if( ((shape~>objType == "line") || (shape~>objType == "path")) && shape~>net then
let( (pts)
pts = foreach(mapcar pt shape~>points sprintf(nil "[%L,%L]" xCoord(pt) yCoord(pt)))
sprintf(wireData " {\"net\": \"%s\", \"points\": [%s]}"
shape~>net~>name || "UNNAMED" buildString(pts ", ")
)
wireList = cons(wireData wireList)
)
)
)
; 3. Top Pins
pinList = nil
foreach(term cv~>terminals
let( (px py)
if( term~>pins && car(term~>pins)~>fig then
px = xCoord(car(term~>pins)~>fig~>xy)
py = yCoord(car(term~>pins)~>fig~>xy)
else px=0.0 py=0.0)
sprintf(pinData " {\"name\": \"%s\", \"direction\": \"%s\", \"x\": %L, \"y\": %L}"
term~>name term~>direction px py
)
pinList = cons(pinData pinList)
)
)
; 4. Symbol Templates
masterJsonList = nil
printf("Extracting symbol graphics for %d unique masters...\n" length(masterTable))
foreach( key masterTable
let( (lib cell mJson)
lib = car(key) cell = cadr(key)
mJson = _extractSymbolGraphics(lib cell)
if( mJson then masterJsonList = cons(mJson masterJsonList))
)
)
; 5. Write File
outPort = outfile(outputJsonPath)
fprintf(outPort "{\n")
fprintf(outPort " \"design\": {\"lib\": \"%s\", \"cell\": \"%s\"},\n" designLibName cellName)
fprintf(outPort " \"instances\": [\n%s\n ],\n" buildString(reverse(instList) ",\n"))
fprintf(outPort " \"wires\": [\n%s\n ],\n" buildString(reverse(wireList) ",\n"))
fprintf(outPort " \"pins\": [\n%s\n ],\n" buildString(reverse(pinList) ",\n"))
; CHANGE IS HERE: Use [] (Array) instead of {} (Dict)
fprintf(outPort " \"symbols\": [\n%s\n ]\n" buildString(masterJsonList ",\n"))
fprintf(outPort "}\n")
close(outPort)
dbClose(cv)
printf("Export Complete: %s\n" outputJsonPath)
)
)
;==========================================================
; Usage Example
;==========================================================
; Make sure to specify a valid path (e.g., /tmp/ or your home dir)
schoa2json("libraryName" "cellName" "./export.json")导出json样例
