public static void TestIntervalTreeRandomConstruction()
{
int pointcount = 0;
int passcount = 1000;
int figureSize = 50;
com.esri.core.geometry.Envelope env = new com.esri.core.geometry.Envelope();
env.SetCoords(-10000, -10000, 10000, 10000);
com.esri.core.geometry.RandomCoordinateGenerator generator = new com.esri.core.geometry.RandomCoordinateGenerator(System.Math.Max(figureSize, 10000), env, 0.001);
System.Random random = new System.Random(2013);
int rand_max = 98765;
System.Collections.Generic.List<com.esri.core.geometry.Envelope1D> intervals = new System.Collections.Generic.List<com.esri.core.geometry.Envelope1D>();
com.esri.core.geometry.AttributeStreamOfInt8 intervalsFound = new com.esri.core.geometry.AttributeStreamOfInt8(0);
for (int i = 0; i < passcount; i++)
{
int r = figureSize;
if (r < 3)
{
continue;
}
com.esri.core.geometry.Polygon poly = new com.esri.core.geometry.Polygon();
com.esri.core.geometry.Point pt;
for (int j = 0; j < r; j++)
{
int rand = random.Next(rand_max);
bool bRandomNew = (r > 10) && ((1.0 * rand) / rand_max > 0.95);
pt = generator.GetRandomCoord();
if (j == 0 || bRandomNew)
{
poly.StartPath(pt);
}
else
{
poly.LineTo(pt);
}
}
{
intervals.Clear();
com.esri.core.geometry.SegmentIterator seg_iter = poly.QuerySegmentIterator();
com.esri.core.geometry.Envelope1D interval;
com.esri.core.geometry.Envelope1D range = poly.QueryInterval(com.esri.core.geometry.VertexDescription.Semantics.POSITION, 0);
range.vmin -= 0.01;
range.vmax += 0.01;
while (seg_iter.NextPath())
{
while (seg_iter.HasNextSegment())
{
com.esri.core.geometry.Segment segment = seg_iter.NextSegment();
interval = segment.QueryInterval(com.esri.core.geometry.VertexDescription.Semantics.POSITION, 0);
intervals.Add(interval);
}
}
intervalsFound.Resize(intervals.Count, 0);
// Just test construction for assertions
com.esri.core.geometry.IntervalTreeImpl intervalTree = new com.esri.core.geometry.IntervalTreeImpl(true);
Construct(intervalTree, intervals);
for (int j_1 = 0; j_1 < intervals.Count; j_1++)
{
intervalTree.Insert(j_1);
}
com.esri.core.geometry.IntervalTreeImpl.IntervalTreeIteratorImpl iterator = intervalTree.GetIterator(range, 0.0);
int count = 0;
int handle;
while ((handle = iterator.Next()) != -1)
{
count++;
intervalsFound.Write(handle, unchecked((byte)1));
}
NUnit.Framework.Assert.IsTrue(count == intervals.Count);
for (int j_2 = 0; j_2 < intervalsFound.Size(); j_2++)
{
interval = intervals[j_2];
NUnit.Framework.Assert.IsTrue(intervalsFound.Read(j_2) == 1);
}
for (int j_3 = 0; j_3 < intervals.Count >> 1; j_3++)
{
intervalTree.Remove(j_3);
}
iterator.ResetIterator(range, 0.0);
count = 0;
while ((handle = iterator.Next()) != -1)
{
count++;
intervalsFound.Write(handle, unchecked((byte)1));
}
NUnit.Framework.Assert.IsTrue(count == intervals.Count - (intervals.Count >> 1));
for (int j_4 = (intervals.Count >> 1); j_4 < intervals.Count; j_4++)
{
intervalTree.Remove(j_4);
}
}
}
}
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);
System.Random random = new System.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.Next(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.Next(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.Next(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.Next(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);
}
}
