public void CanQueryPointsInsideBox_1()
{
var filename = Config.TEST_FILE_NAME_PTS;
if (!File.Exists(filename))
{
Assert.Ignore($"File not found: {filename}");
}
var config = ImportConfig.Default
.WithInMemoryStore()
.WithKey("key1")
.WithOctreeSplitLimit(16 * 1024)
.WithReadBufferSizeInBytes(128 * 1024 * 1024)
;
var pointset = PointCloud.Import(filename, config);
var box = Box3d.FromMinAndSize(new V3d(0.5, 0.5, 0.0), new V3d(0.5, 0.5, 0.5));
var result = new List <V3d>();
foreach (var x in pointset.QueryPointsInsideBox(box))
{
result.AddRange(x.Positions);
}
Assert.IsTrue(result.Count > 0 && result.Count < pointset.PointCount);
var resultBounds = new Box3d(result);
Assert.IsTrue(box.Contains(resultBounds));
}
public void QueryOctreeLevelWithBounds()
{
var pointset = _CreateRandomPointSetForOctreeLevelTests();
var bounds = Box3d.FromMinAndSize(new V3d(0.2, 0.4, 0.8), new V3d(0.2, 0.15, 0.1));
var depth = pointset.Root.Value.CountOctreeLevels();
Assert.IsTrue(depth > 0);
for (var i = 1; i < depth; i++)
{
var countNodes0 = 0;
var countPoints0 = 0;
var countNodes1 = 0;
var countPoints1 = 0;
foreach (var x in pointset.QueryPointsInOctreeLevel(i))
{
countNodes0++; countPoints0 += x.Count;
}
foreach (var x in pointset.QueryPointsInOctreeLevel(i, bounds))
{
countNodes1++; countPoints1 += x.Count;
}
Assert.IsTrue(countPoints0 > countPoints1);
Assert.IsTrue(countNodes0 > countNodes1);
}
}
public void TestConvexClipped()
{
var points = new[] { V3d.OOO, V3d.IOO, V3d.OIO };
var poly = new Polygon3d(points);
var box = Box3d.FromMinAndSize(-V3d.OOI, new V3d(1, 0.5, 2));
var newHull = Hull3d.Create(box).Reversed(); // requires non-intuitive reversed (or using obsolte Hull3d constructor that points inside)
var polyClipped = poly.ConvexClipped(newHull); // will return positive part of planes (outside of Hull3d)
var clippedBox = polyClipped.BoundingBox3d;
var test = new Box3d(0, 0, 0, 1, 0.5, 0);
Test.IsTrue(clippedBox == test);
}
public void CountPointsInOctreeLevelWithBounds()
{
var pointset = _CreateRandomPointSetForOctreeLevelTests();
var bounds = Box3d.FromMinAndSize(new V3d(0.2, 0.4, 0.8), new V3d(0.2, 0.15, 0.1));
var depth = pointset.Root.Value.CountOctreeLevels();
Assert.IsTrue(depth > 0);
for (var i = 1; i < depth; i++)
{
var c0 = pointset.CountPointsInOctreeLevel(i);
var c1 = pointset.CountPointsInOctreeLevel(i, bounds);
Assert.IsTrue(c0 > c1);
}
}
