/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: VddGndM3.java
*
* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
*
* Electric(tm) is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Electric(tm) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Electric(tm); see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, Mass 02111-1307, USA.
*/
package com.sun.electric.tool.generator.flag.designs.Infinity2;
import java.awt.geom.Rectangle2D;
import java.util.Set;
import java.util.TreeSet;
import com.sun.electric.database.hierarchy.Cell;
import com.sun.electric.database.hierarchy.Library;
import com.sun.electric.database.text.CellName;
import com.sun.electric.database.topology.PortInst;
import com.sun.electric.tool.generator.layout.LayoutLib;
import com.sun.electric.tool.generator.layout.TechType;
public class VddGndM3 {
private final double DEF_SIZE = LayoutLib.DEF_SIZE;
private final double vddGndWidth = 23;
Set<Integer> xCoords = new TreeSet<Integer>();
VddGndM3() {
// lets do one side.
for (int i=0; i<28; i++) {
xCoords.add((i*144)+72);
}
for (int i=0; i<6; i++) {
// avoid m3 obstacles
// These first two coincide with scan busses
if (i==0) continue;
if (i==1) continue;
// These two might be an accidental collisions
if (i==2) continue;
if (i==3) continue;
xCoords.add((-i*144)-72);
}
}
public Cell makeVddGndM3Cell(Cell layCell, TechType tech) {
Library layLib = layCell.getLibrary();
CellName nm = layCell.getCellName();
String m3Nm = nm.getName()+"_m3{lay}";
Cell m3Cell = Cell.newInstance(layLib, m3Nm);
Rectangle2D bounds = layCell.findEssentialBounds();
double minX = bounds.getMinX();
double minY = bounds.getMinY();
double maxX = bounds.getMaxX();
double maxY = bounds.getMaxY();
LayoutLib.newNodeInst(tech.essentialBounds(), minX, minY,
DEF_SIZE, DEF_SIZE, 0, m3Cell);
LayoutLib.newNodeInst(tech.essentialBounds(), maxX, maxY,
DEF_SIZE, DEF_SIZE, 180, m3Cell);
for (Integer x : xCoords) {
PortInst p1 = LayoutLib.newNodeInst(tech.m3pin(), x, minY,
DEF_SIZE, DEF_SIZE, 180, m3Cell).getOnlyPortInst();
PortInst p2 = LayoutLib.newNodeInst(tech.m3pin(), x, maxY,
DEF_SIZE, DEF_SIZE, 180, m3Cell).getOnlyPortInst();
LayoutLib.newArcInst(tech.m3(), vddGndWidth, p1, p2);
}
return m3Cell;
}
}