public static void testRandom() { int passcount = 10; int figureSize = 100; int figureSize2 = 100; com.esri.core.geometry.Envelope extent1 = new com.esri.core.geometry.Envelope(); com.esri.core.geometry.Envelope extent2 = new com.esri.core.geometry.Envelope(); com.esri.core.geometry.Envelope extent3 = new com.esri.core.geometry.Envelope(); com.esri.core.geometry.Envelope extent4 = new com.esri.core.geometry.Envelope(); extent1.setCoords(-10000, 5000, 10000, 25000); // red extent2.setCoords(-10000, 2000, 10000, 8000); // blue extent3.setCoords(-10000, -8000, 10000, -2000); // blue extent4.setCoords(-10000, -25000, 10000, -5000); // red com.esri.core.geometry.RandomCoordinateGenerator generator1 = new com.esri.core.geometry.RandomCoordinateGenerator (System.Math.max(figureSize, 10000), extent1, 0.001); com.esri.core.geometry.RandomCoordinateGenerator generator2 = new com.esri.core.geometry.RandomCoordinateGenerator (System.Math.max(figureSize, 10000), extent2, 0.001); com.esri.core.geometry.RandomCoordinateGenerator generator3 = new com.esri.core.geometry.RandomCoordinateGenerator (System.Math.max(figureSize, 10000), extent3, 0.001); com.esri.core.geometry.RandomCoordinateGenerator generator4 = new com.esri.core.geometry.RandomCoordinateGenerator (System.Math.max(figureSize, 10000), extent4, 0.001); java.util.Random random = new java.util.Random(1982); int rand_max = 511; int qCount = 0; int eCount = 0; int bCount = 0; for (int c = 0; c < passcount; c++) { com.esri.core.geometry.Polygon polyRed = new com.esri.core.geometry.Polygon(); com.esri.core.geometry.Polygon polyBlue = new com.esri.core.geometry.Polygon(); int r = figureSize; if (r < 3) { continue; } com.esri.core.geometry.Point pt; for (int j = 0; j < r; j++) { int rand = random.nextInt(rand_max); bool bRandomNew = (r > 10) && ((1.0 * rand) / rand_max > 0.95); pt = generator1.GetRandomCoord(); if (j == 0 || bRandomNew) { polyRed.startPath(pt); } else { polyRed.lineTo(pt); } } for (int j_1 = 0; j_1 < r; j_1++) { int rand = random.nextInt(rand_max); bool bRandomNew = (r > 10) && ((1.0 * rand) / rand_max > 0.95); pt = generator4.GetRandomCoord(); if (j_1 == 0 || bRandomNew) { polyRed.startPath(pt); } else { polyRed.lineTo(pt); } } r = figureSize2; if (r < 3) { continue; } for (int j_2 = 0; j_2 < r; j_2++) { int rand = random.nextInt(rand_max); bool bRandomNew = (r > 10) && ((1.0 * rand) / rand_max > 0.95); pt = generator2.GetRandomCoord(); if (j_2 == 0 || bRandomNew) { polyBlue.startPath(pt); } else { polyBlue.lineTo(pt); } } for (int j_3 = 0; j_3 < r; j_3++) { int rand = random.nextInt(rand_max); bool bRandomNew = (r > 10) && ((1.0 * rand) / rand_max > 0.95); pt = generator3.GetRandomCoord(); if (j_3 == 0 || bRandomNew) { polyBlue.startPath(pt); } else { polyBlue.lineTo(pt); } } com.esri.core.geometry.Envelope2D env = new com.esri.core.geometry.Envelope2D(); // Quad_tree com.esri.core.geometry.QuadTree quadTree = buildQuadTree(polyBlue); com.esri.core.geometry.QuadTree.QuadTreeIterator iterator = quadTree.getIterator( ); com.esri.core.geometry.SegmentIteratorImpl _segIterRed = ((com.esri.core.geometry.MultiPathImpl )polyRed._getImpl()).querySegmentIterator(); while (_segIterRed.nextPath()) { while (_segIterRed.hasNextSegment()) { com.esri.core.geometry.Segment segmentRed = _segIterRed.nextSegment(); segmentRed.queryEnvelope2D(env); iterator.resetIterator(env, 0.001); while (iterator.next() != -1) { qCount++; } } } // Envelope_2D_intersector System.Collections.Generic.List <com.esri.core.geometry.Envelope2D> envelopes_red = new System.Collections.Generic.List <com.esri.core.geometry.Envelope2D>(); System.Collections.Generic.List <com.esri.core.geometry.Envelope2D> envelopes_blue = new System.Collections.Generic.List <com.esri.core.geometry.Envelope2D>(); com.esri.core.geometry.SegmentIterator segIterRed = polyRed.querySegmentIterator( ); while (segIterRed.nextPath()) { while (segIterRed.hasNextSegment()) { com.esri.core.geometry.Segment segment = segIterRed.nextSegment(); env = new com.esri.core.geometry.Envelope2D(); segment.queryEnvelope2D(env); envelopes_red.add(env); } } com.esri.core.geometry.SegmentIterator segIterBlue = polyBlue.querySegmentIterator (); while (segIterBlue.nextPath()) { while (segIterBlue.hasNextSegment()) { com.esri.core.geometry.Segment segment = segIterBlue.nextSegment(); env = new com.esri.core.geometry.Envelope2D(); segment.queryEnvelope2D(env); envelopes_blue.add(env); } } com.esri.core.geometry.Envelope2DIntersectorImpl intersector = new com.esri.core.geometry.Envelope2DIntersectorImpl (); intersector.setTolerance(0.001); intersector.startRedConstruction(); for (int i = 0; i < envelopes_red.Count; i++) { intersector.addRedEnvelope(i, envelopes_red[i]); } intersector.endRedConstruction(); intersector.startBlueConstruction(); for (int i_1 = 0; i_1 < envelopes_blue.Count; i_1++) { intersector.addBlueEnvelope(i_1, envelopes_blue[i_1]); } intersector.endBlueConstruction(); while (intersector.next()) { eCount++; } NUnit.Framework.Assert.IsTrue(qCount == eCount); } }