--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.g2d.routing.spatial;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.Random;\r
+\r
+import org.simantics.g2d.routing.algorithm1.Rectangle;\r
+\r
+/*\r
+ * 2-dimensional R-tree\r
+ */\r
+public class RTree {\r
+\r
+ public static final int MAX_ENTRIES = 7;\r
+ public static final int MIN_ENTRIES = 3;\r
+ public static final int MAX_ENTRIES_AFTER_SPLIT = MAX_ENTRIES - MIN_ENTRIES + 1;\r
+ \r
+ static interface INode {\r
+ void search(Rectangle rect, IRectangleProcedure proc);\r
+ boolean intersects(Rectangle rect);\r
+ Split add(Rectangle rect, Object value);\r
+ \r
+ double[] getRectangles();\r
+ Object[] getChildren();\r
+ void setCount(int count);\r
+ \r
+ Rectangle findBounds();\r
+ }\r
+ \r
+ static class Split { \r
+ double oldX0, oldY0, oldX1, oldY1;\r
+ double newX0, newY0, newX1, newY1;\r
+ INode newNode;\r
+ \r
+ public Split(double oldX0, double oldY0, double oldX1, double oldY1,\r
+ double newX0, double newY0, double newX1, double newY1,\r
+ INode newNode) {\r
+ this.oldX0 = oldX0;\r
+ this.oldY0 = oldY0;\r
+ this.oldX1 = oldX1;\r
+ this.oldY1 = oldY1;\r
+ this.newX0 = newX0;\r
+ this.newY0 = newY0;\r
+ this.newX1 = newX1;\r
+ this.newY1 = newY1;\r
+ this.newNode = newNode;\r
+ } \r
+ \r
+ }\r
+ \r
+ class Node implements INode {\r
+ double[] rectangles = new double[MAX_ENTRIES*4];\r
+ INode[] children = new INode[MAX_ENTRIES];\r
+ int count = 0;\r
+ \r
+ public void search(Rectangle rect, IRectangleProcedure proc) {\r
+ double x0 = rect.x0;\r
+ double y0 = rect.y0;\r
+ double x1 = rect.x1;\r
+ double y1 = rect.y1;\r
+ for(int i=0,ad=0;i<count;++i,ad+=4)\r
+ if(x1 >= rectangles[ad] && x0 <= rectangles[ad+2] &&\r
+ y1 >= rectangles[ad+1] && y0 <= rectangles[ad+3])\r
+ children[i].search(rect, proc); \r
+ }\r
+ \r
+ public boolean intersects(Rectangle rect) {\r
+ double x0 = rect.x0;\r
+ double y0 = rect.y0;\r
+ double x1 = rect.x1;\r
+ double y1 = rect.y1;\r
+ for(int i=0,ad=0;i<count;++i,ad+=4)\r
+ if(x1 >= rectangles[ad] && x0 <= rectangles[ad+2] &&\r
+ y1 >= rectangles[ad+1] && y0 <= rectangles[ad+3])\r
+ if(children[i].intersects(rect))\r
+ return true;\r
+ return false;\r
+ }\r
+\r
+ @Override\r
+ public Split add(Rectangle rect, Object value) {\r
+ double x0 = rect.x0;\r
+ double y0 = rect.y0;\r
+ double x1 = rect.x1;\r
+ double y1 = rect.y1;\r
+ \r
+ int bestId = -1;\r
+ double bestArea = 0.0;\r
+ double bestAddition = Double.POSITIVE_INFINITY;\r
+ for(int i=0,ad=0;i<count;++i) {\r
+ double x0b = rectangles[ad++];\r
+ double y0b = rectangles[ad++];\r
+ double x1b = rectangles[ad++];\r
+ double y1b = rectangles[ad++];\r
+ double area = (x1b-x0b)*(y1b-y0b);\r
+ if(x0 < x0b) x0b = x0;\r
+ if(y0 < y0b) y0b = y0;\r
+ if(x1 > x1b) x1b = x1;\r
+ if(y1 > y1b) y1b = y1;\r
+ double addition = (x1b-x0b)*(y1b-y0b) - area;\r
+ if(addition < bestAddition || (addition==bestAddition && area < bestArea)) {\r
+ bestId = i;\r
+ bestArea = area;\r
+ bestAddition = addition; \r
+ }\r
+ }\r
+ Split split = children[bestId].add(rect, value);\r
+ if(split == null) {\r
+ if(bestAddition > 0.0) {\r
+ int ad = bestId * 4;\r
+ rectangles[ad] = Math.min(rectangles[ad], x0); ++ad;\r
+ rectangles[ad] = Math.min(rectangles[ad], y0); ++ad;\r
+ rectangles[ad] = Math.max(rectangles[ad], x1); ++ad;\r
+ rectangles[ad] = Math.max(rectangles[ad], y1);\r
+ }\r
+ }\r
+ else { \r
+ int ad = bestId * 4;\r
+ rectangles[ad] = split.oldX0; ++ad;\r
+ rectangles[ad] = split.oldY0; ++ad;\r
+ rectangles[ad] = split.oldX1; ++ad;\r
+ rectangles[ad] = split.oldY1;\r
+ if(count < children.length) { \r
+ ad = count * 4;\r
+ rectangles[ad] = split.newX0; ++ad;\r
+ rectangles[ad] = split.newY0; ++ad;\r
+ rectangles[ad] = split.newX1; ++ad;\r
+ rectangles[ad] = split.newY1;\r
+ children[count++] = split.newNode;\r
+ }\r
+ else {\r
+ Node newNode = new Node();\r
+ findNodeSeeds(rectangles, children, \r
+ new Rectangle(split.newX0, split.newY0, split.newX1, split.newY1), \r
+ split.newNode, newNode.rectangles, newNode.children);\r
+ return splitNode(this, newNode);\r
+ }\r
+ \r
+ }\r
+ return null;\r
+ }\r
+\r
+ @Override\r
+ public Object[] getChildren() {\r
+ return children;\r
+ }\r
+\r
+ @Override\r
+ public double[] getRectangles() {\r
+ return rectangles;\r
+ }\r
+\r
+ @Override\r
+ public void setCount(int count) {\r
+ this.count = count; \r
+ }\r
+\r
+ @Override\r
+ public Rectangle findBounds() {\r
+ double x0 = Double.POSITIVE_INFINITY;\r
+ double y0 = Double.POSITIVE_INFINITY;\r
+ double x1 = Double.NEGATIVE_INFINITY;\r
+ double y1 = Double.NEGATIVE_INFINITY;\r
+ for(int i=0;i<count;++i) {\r
+ int ad = i * 4;\r
+ double x0a = rectangles[ad++];\r
+ double y0a = rectangles[ad++];\r
+ double x1a = rectangles[ad++];\r
+ double y1a = rectangles[ad++];\r
+ Rectangle rect = children[i].findBounds();\r
+ if(rect.x0 != x0a)\r
+ throw new RuntimeException("x0");\r
+ if(rect.y0 != y0a)\r
+ throw new RuntimeException("y0");\r
+ if(rect.x1 != x1a)\r
+ throw new RuntimeException("x1");\r
+ if(rect.y1 != y1a)\r
+ throw new RuntimeException("y1");\r
+ x0 = Math.min(x0, x0a);\r
+ y0 = Math.min(y0, y0a);\r
+ x1 = Math.max(x1, x1a);\r
+ y1 = Math.max(y1, y1a);\r
+ }\r
+ return new Rectangle(x0, y0, x1, y1);\r
+ }\r
+ }\r
+ \r
+ class Leaf implements INode {\r
+ double[] rectangles = new double[MAX_ENTRIES*4];\r
+ Object[] children = new Object[MAX_ENTRIES];\r
+ int count = 0;\r
+ \r
+ public void search(Rectangle rect, IRectangleProcedure proc) {\r
+ double x0 = rect.x0;\r
+ double y0 = rect.y0;\r
+ double x1 = rect.x1;\r
+ double y1 = rect.y1;\r
+ for(int i=0,ad=0;i<count;++i,ad+=4)\r
+ if(x1 >= rectangles[ad] && x0 <= rectangles[ad+2] &&\r
+ y1 >= rectangles[ad+1] && y0 <= rectangles[ad+3])\r
+ proc.call(\r
+ rectangles[ad], rectangles[ad+1], \r
+ rectangles[ad+2], rectangles[ad+3], \r
+ children[i]); \r
+ }\r
+ \r
+ public boolean intersects(Rectangle rect) {\r
+ double x0 = rect.x0;\r
+ double y0 = rect.y0;\r
+ double x1 = rect.x1;\r
+ double y1 = rect.y1;\r
+ for(int i=0,ad=0;i<count;++i,ad+=4)\r
+ if(x1 >= rectangles[ad] && x0 <= rectangles[ad+2] &&\r
+ y1 >= rectangles[ad+1] && y0 <= rectangles[ad+3])\r
+ return true;\r
+ return false;\r
+ }\r
+\r
+ @Override\r
+ public Split add(Rectangle rect, Object value) {\r
+ if(count < children.length) {\r
+ int ad = count*4;\r
+ rectangles[ad++] = rect.x0;\r
+ rectangles[ad++] = rect.y0;\r
+ rectangles[ad++] = rect.x1;\r
+ rectangles[ad] = rect.y1;\r
+ children[count++] = value;\r
+ return null;\r
+ }\r
+ else {\r
+ Leaf newLeaf = new Leaf();\r
+ findNodeSeeds(rectangles, children, rect, value, newLeaf.rectangles, newLeaf.children);\r
+ return splitNode(this, newLeaf);\r
+ }\r
+ }\r
+ \r
+ @Override\r
+ public Object[] getChildren() {\r
+ return children;\r
+ }\r
+\r
+ @Override\r
+ public double[] getRectangles() {\r
+ return rectangles;\r
+ }\r
+ \r
+ @Override\r
+ public void setCount(int count) {\r
+ this.count = count; \r
+ }\r
+ \r
+ @Override\r
+ public Rectangle findBounds() {\r
+ double x0 = Double.POSITIVE_INFINITY;\r
+ double y0 = Double.POSITIVE_INFINITY;\r
+ double x1 = Double.NEGATIVE_INFINITY;\r
+ double y1 = Double.NEGATIVE_INFINITY;\r
+ for(int i=0;i<count;++i) {\r
+ int ad = i * 4;\r
+ double x0a = rectangles[ad++];\r
+ double y0a = rectangles[ad++];\r
+ double x1a = rectangles[ad++];\r
+ double y1a = rectangles[ad++]; \r
+ x0 = Math.min(x0, x0a);\r
+ y0 = Math.min(y0, y0a);\r
+ x1 = Math.max(x1, x1a);\r
+ y1 = Math.max(y1, y1a);\r
+ }\r
+ return new Rectangle(x0, y0, x1, y1);\r
+ }\r
+ } \r
+ \r
+ static Split splitNode(INode a, INode b) {\r
+ double[] aRectangles = a.getRectangles(); \r
+ Object[] aValues = a.getChildren(); \r
+ double[] bRectangles = b.getRectangles();\r
+ Object[] bValues = b.getChildren();\r
+ double x0a = aRectangles[0];\r
+ double y0a = aRectangles[1];\r
+ double x1a = aRectangles[2];\r
+ double y1a = aRectangles[3];\r
+ double areaA = (x1a-x0a) * (y1a-y0a);\r
+ double x0b = bRectangles[0];\r
+ double y0b = bRectangles[1];\r
+ double x1b = bRectangles[2];\r
+ double y1b = bRectangles[3];\r
+ double areaB = (x1b-x0b) * (y1b-y0b);\r
+ int aCount = 1, bCount = 1; \r
+ \r
+ int firstUnassigned = 1;\r
+ loop:\r
+ while(firstUnassigned < aValues.length) {\r
+ int bestI = -1;\r
+ double bestDiff = Double.NEGATIVE_INFINITY;\r
+ boolean bestToB = false;\r
+ for(int i=firstUnassigned,ad=firstUnassigned*4;i<aValues.length;++i) {\r
+ double x0 = aRectangles[ad++];\r
+ double y0 = aRectangles[ad++];\r
+ double x1 = aRectangles[ad++];\r
+ double y1 = aRectangles[ad++];\r
+ double da = \r
+ (Math.max(x1a, x1) - Math.min(x0a, x0)) * (Math.max(y1a, y1) - Math.min(y0a, y0)) - areaA;\r
+ double db = \r
+ (Math.max(x1b, x1) - Math.min(x0b, x0)) * (Math.max(y1b, y1) - Math.min(y0b, y0)) - areaB;\r
+ double diff = Math.abs(da-db);\r
+ if(diff > bestDiff) {\r
+ bestI = i;\r
+ bestDiff = diff;\r
+ bestToB = db < da || (db==da && bCount < aCount);\r
+ }\r
+ }\r
+ \r
+ if(bestToB) { \r
+ rotate2(bRectangles, bValues, bCount, aRectangles, aValues, firstUnassigned, bestI);\r
+ x0b = Math.min(x0b, bRectangles[4*bCount]);\r
+ y0b = Math.min(y0b, bRectangles[4*bCount+1]);\r
+ x1b = Math.max(x1b, bRectangles[4*bCount+2]);\r
+ y1b = Math.max(y1b, bRectangles[4*bCount+3]);\r
+ ++bCount;\r
+ ++firstUnassigned;\r
+ if(bCount == MAX_ENTRIES_AFTER_SPLIT) {\r
+ while(firstUnassigned < aValues.length) {\r
+ move(aRectangles, aValues, aCount, firstUnassigned);\r
+ x0a = Math.min(x0a, aRectangles[4*aCount]);\r
+ y0a = Math.min(y0a, aRectangles[4*aCount+1]);\r
+ x1a = Math.max(x1a, aRectangles[4*aCount+2]);\r
+ y1a = Math.max(y1a, aRectangles[4*aCount+3]); \r
+ ++aCount;\r
+ ++firstUnassigned;\r
+ }\r
+ break loop;\r
+ } \r
+ }\r
+ else { \r
+ //System.out.println(aRectangles.length + " " + aValues.length + " " + aCount + " " + bCount + " " + firstUnassigned + " " + bestI);\r
+ rotate(aRectangles, aValues, aCount, firstUnassigned, bestI);\r
+ x0a = Math.min(x0a, aRectangles[4*aCount]);\r
+ y0a = Math.min(y0a, aRectangles[4*aCount+1]);\r
+ x1a = Math.max(x1a, aRectangles[4*aCount+2]);\r
+ y1a = Math.max(y1a, aRectangles[4*aCount+3]); \r
+ ++aCount;\r
+ ++firstUnassigned;\r
+ if(aCount == MAX_ENTRIES_AFTER_SPLIT) {\r
+ while(firstUnassigned < aValues.length) {\r
+ move2(bRectangles, bValues, bCount, aRectangles, aValues, firstUnassigned);\r
+ x0b = Math.min(x0b, bRectangles[4*bCount]);\r
+ y0b = Math.min(y0b, bRectangles[4*bCount+1]);\r
+ x1b = Math.max(x1b, bRectangles[4*bCount+2]);\r
+ y1b = Math.max(y1b, bRectangles[4*bCount+3]);\r
+ ++bCount;\r
+ ++firstUnassigned;\r
+ }\r
+ break loop;\r
+ }\r
+ }\r
+ \r
+ }\r
+ a.setCount(aCount);\r
+ b.setCount(bCount);\r
+ return new Split(x0a, y0a, x1a, y1a, x0b, y0b, x1b, y1b, b);\r
+ }\r
+ \r
+ static void move(double[] array, Object[] oArray, int a, int b) {\r
+ assert(a != b);\r
+ oArray[a] = oArray[b];\r
+ oArray[b] = null;\r
+ a *= 4;\r
+ b *= 4;\r
+ for(int i=0;i<4;++i)\r
+ array[a++] = array[b++];\r
+ }\r
+ \r
+ static void move2(double[] array, Object[] oArray, int a, double[] array2, Object[] oArray2, int b) {\r
+ oArray[a] = oArray2[b];\r
+ oArray2[b] = null;\r
+ a *= 4;\r
+ b *= 4;\r
+ for(int i=0;i<4;++i)\r
+ array[a++] = array2[b++];\r
+ }\r
+ \r
+ static void rotate(double[] array, Object[] oArray, int a, int b, int c) {\r
+ if(a==b) {\r
+ if(b==c)\r
+ return;\r
+ {\r
+ Object temp = oArray[a];\r
+ oArray[a] = oArray[c]; \r
+ oArray[c] = temp;\r
+ }\r
+ \r
+ a *= 4;\r
+ c *= 4;\r
+ for(int i=0;i<4;++i) {\r
+ double temp = array[a];\r
+ array[a] = array[c];\r
+ array[c] = temp;\r
+ ++a; ++c;\r
+ }\r
+\r
+ }\r
+ else if(b==c) {\r
+ {\r
+ Object temp = oArray[a];\r
+ oArray[a] = oArray[c]; \r
+ oArray[c] = temp;\r
+ }\r
+ \r
+ a *= 4;\r
+ c *= 4;\r
+ for(int i=0;i<4;++i) {\r
+ double temp = array[a];\r
+ array[a] = array[c];\r
+ array[c] = temp;\r
+ ++a; ++c;\r
+ }\r
+ }\r
+ else { \r
+ {\r
+ Object temp = oArray[b]; \r
+ oArray[b] = oArray[a];\r
+ oArray[a] = oArray[c];\r
+ oArray[c] = temp;\r
+ }\r
+ \r
+ a *= 4;\r
+ b *= 4;\r
+ c *= 4;\r
+ for(int i=0;i<4;++i) {\r
+ double temp = array[b];\r
+ array[b] = array[a];\r
+ array[a] = array[c];\r
+ array[c] = temp;\r
+ ++a; ++b; ++c;\r
+ }\r
+ }\r
+ } \r
+ \r
+ static void rotate2(double[] array, Object[] oArray, int a, double[] array2, Object[] oArray2, int b, int c) {\r
+ { \r
+ oArray[a] = oArray2[c];\r
+ oArray2[c] = oArray2[b];\r
+ oArray2[b] = null;\r
+ }\r
+ \r
+ a *= 4;\r
+ b *= 4;\r
+ c *= 4;\r
+ for(int i=0;i<4;++i) { \r
+ array[a] = array2[c];\r
+ array2[c] = array2[b];\r
+ array2[b] = 0.0;\r
+ ++a; ++b; ++c;\r
+ }\r
+ } \r
+ \r
+ static void findNodeSeeds(double[] rectangles, Object[] values, Rectangle rect, Object value,\r
+ double[] newRectangles, Object[] newValues) {\r
+ int bestI = -1;\r
+ int bestJ = -1;\r
+ double bestInefficiency = Double.NEGATIVE_INFINITY;\r
+ for(int j=0;j<=rectangles.length;j+=4) {\r
+ double x0b, y0b, x1b, y1b;\r
+ if(j < rectangles.length) {\r
+ x0b = rectangles[j];\r
+ y0b = rectangles[j+1];\r
+ x1b = rectangles[j+2];\r
+ y1b = rectangles[j+3];\r
+ }\r
+ else {\r
+ x0b = rect.x0;\r
+ y0b = rect.y0;\r
+ x1b = rect.x1;\r
+ y1b = rect.y1;\r
+ }\r
+ double areaB = (x1b-x0b) * (y1b-y0b);\r
+ for(int i=0;i<j;) {\r
+ double x0a = rectangles[i++];\r
+ double y0a = rectangles[i++];\r
+ double x1a = rectangles[i++];\r
+ double y1a = rectangles[i++];\r
+ double inefficiency =\r
+ (Math.max(x1a, x1b) - Math.min(x0a, x0b)) * (Math.max(y1a, y1b) - Math.min(y0a, y0b))\r
+ - (x1a-x0a) * (y1a-y0a) - areaB;\r
+ if(inefficiency > bestInefficiency) {\r
+ bestI = i-4;\r
+ bestJ = j;\r
+ bestInefficiency = inefficiency;\r
+ } \r
+ }\r
+ }\r
+ if(bestJ==rectangles.length) { \r
+ newRectangles[0] = rect.x0;\r
+ newRectangles[1] = rect.y0;\r
+ newRectangles[2] = rect.x1;\r
+ newRectangles[3] = rect.y1;\r
+ newValues[0] = value;\r
+ }\r
+ else {\r
+ newValues[0] = values[bestJ/4];\r
+ values[bestJ/4] = value;\r
+ \r
+ newRectangles[0] = rectangles[bestJ++];\r
+ newRectangles[1] = rectangles[bestJ++];\r
+ newRectangles[2] = rectangles[bestJ++];\r
+ newRectangles[3] = rectangles[bestJ]; \r
+ \r
+ bestJ -= 3;\r
+ rectangles[bestJ++] = rect.x0;\r
+ rectangles[bestJ++] = rect.y0;\r
+ rectangles[bestJ++] = rect.x1;\r
+ rectangles[bestJ] = rect.y1;\r
+ \r
+ }\r
+ \r
+ if(bestI > 0) { \r
+ Object temp2 = values[0];\r
+ values[0] = values[bestI/4];\r
+ values[bestI/4] = temp2;\r
+ \r
+ double temp;\r
+ temp = rectangles[0];\r
+ rectangles[0] = rectangles[bestI];\r
+ rectangles[bestI++] = temp;\r
+ temp = rectangles[1];\r
+ rectangles[1] = rectangles[bestI];\r
+ rectangles[bestI++] = temp;\r
+ temp = rectangles[2];\r
+ rectangles[2] = rectangles[bestI];\r
+ rectangles[bestI++] = temp;\r
+ temp = rectangles[3];\r
+ rectangles[3] = rectangles[bestI];\r
+ rectangles[bestI++] = temp; \r
+ }\r
+ } \r
+ \r
+ INode root = new Leaf();\r
+ \r
+ public void search(Rectangle rect, IRectangleProcedure proc) {\r
+ root.search(rect, proc);\r
+ }\r
+ \r
+ public boolean intersects(Rectangle rect) {\r
+ return root.intersects(rect);\r
+ }\r
+ \r
+ public void add(Rectangle rect, Object obj) {\r
+ Split split = root.add(rect, obj);\r
+ if(split != null) {\r
+ Node node = new Node();\r
+ node.rectangles[0] = split.oldX0;\r
+ node.rectangles[1] = split.oldY0;\r
+ node.rectangles[2] = split.oldX1;\r
+ node.rectangles[3] = split.oldY1;\r
+ node.rectangles[4] = split.newX0;\r
+ node.rectangles[5] = split.newY0;\r
+ node.rectangles[6] = split.newX1;\r
+ node.rectangles[7] = split.newY1;\r
+ node.children[0] = root;\r
+ node.children[1] = split.newNode;\r
+ node.count = 2;\r
+ \r
+ root = node;\r
+ }\r
+ }\r
+ \r
+ static Random random = new Random();\r
+ \r
+ public static Rectangle randomRectangle() {\r
+ double x = random.nextDouble();\r
+ double y = random.nextDouble();\r
+ double w = random.nextDouble()*0.1;\r
+ double h = random.nextDouble()*0.1;\r
+ return new Rectangle(x, y, x+w, y+h);\r
+ }\r
+ \r
+ public static void main(String[] args) {\r
+ Collection<Rectangle> rects = new ArrayList<Rectangle>();\r
+ \r
+ for(int i=0;i<1000;++i) \r
+ rects.add(randomRectangle());\r
+ \r
+ RTree tree = new RTree();\r
+ for(Rectangle rect : rects) {\r
+ tree.add(rect, rect);\r
+ tree.root.findBounds();\r
+ }\r
+ \r
+ \r
+ \r
+ for(int i=0;i<100;++i) {\r
+ final Rectangle q = randomRectangle();\r
+ \r
+ int iCount = 0;\r
+ for(Rectangle rect : rects)\r
+ if(q.intersects(rect))\r
+ ++iCount;\r
+ \r
+ final int[] iCount2 = new int[] { 0 };\r
+ tree.search(q, new IRectangleProcedure() {\r
+\r
+ @Override\r
+ public void call(double x0, double y0, double x1, double y1,\r
+ Object value) {\r
+ ++iCount2[0];\r
+ Rectangle r = (Rectangle)value;\r
+ if(!r.intersects(q))\r
+ System.out.println("Not really intersecting!");\r
+ if( x0 != r.x0\r
+ ||y0 != r.y0\r
+ ||x1 != r.x1\r
+ ||y1 != r.y1)\r
+ System.out.println("Value and key differ!" +\r
+ "(" + x0 + " " + y0 + " " + x1 + " " + y1 + ") " +\r
+ "(" + r.x0 + " " + r.y0 + " " + r.x1 + " " + r.y1 + ")");\r
+ }\r
+ \r
+ });\r
+ if(iCount != iCount2[0])\r
+ System.out.println("Different iCount: " + iCount + " " + iCount2[0]);\r
+ }\r
+ }\r
+\r
+}\r