public void DisablingLodCreationWorks()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[42000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var cs = ps.Map(_ => C4b.White);
var pointset = PointSet.Create(storage, "test", ps.ToList(), cs.ToList(), null, null, 5000, false, CancellationToken.None);
pointset.Root.Value.ForEachNode(true, cell =>
{
Assert.IsTrue(cell.LodPointCount == 0);
});
var config = ImportConfig.Default
.WithKey("Test")
.WithOctreeSplitLimit(1)
.WithCreateOctreeLod(false)
;
var lodded = pointset.GenerateLod(config);
lodded.Root.Value.ForEachNode(true, cell =>
{
Assert.IsTrue(cell.LodPointCount == 0);
Assert.IsTrue(cell.HasLodPositions == false);
});
}
public void Serialization()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[42000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var cs = ps.Map(_ => C4b.White);
var pointset = PointSet.Create(storage, "test", ps.ToList(), cs.ToList(), null, null, 5000, false, CancellationToken.None);
var config = ImportConfig.Default
.WithKey("lod")
.WithOctreeSplitLimit(1)
;
var lodded = pointset.GenerateLod(config);
var json = lodded.ToJson();
var relodded = PointSet.Parse(json, storage);
var xs = new Queue <long>();
lodded.Root.Value.ForEachNode(true, cell =>
{
xs.Enqueue(cell.PointCount);
xs.Enqueue(cell.PointCountTree);
});
relodded.Root.Value.ForEachNode(true, cell =>
{
Assert.IsTrue(xs.Dequeue() == cell.PointCount);
Assert.IsTrue(xs.Dequeue() == cell.PointCountTree);
});
}
public void LodCreationSetsLodPointCountCell()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[42000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var cs = ps.Map(_ => C4b.White);
var pointset = PointSet.Create(
storage, "test", ps.ToList(), cs.ToList(), null, null, null, 5000,
generateLod: false, isTemporaryImportNode: true, ct: default
);
pointset.Root.Value.ForEachNode(true, cell =>
{
Assert.IsTrue(cell.IsNotLeaf() || cell.Positions != null);
});
var config = ImportConfig.Default
.WithKey("Test")
.WithOctreeSplitLimit(1)
;
var lodded = pointset.GenerateLod(config);
lodded.Root.Value.ForEachNode(true, cell =>
{
Assert.IsTrue(cell.Positions.Value.Length > 0);
});
}
public void CanRegenerateNormals()
{
// create original pointset
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[42000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var pointset0 = PointSet.Create(storage, "test", ps.ToList(), null, null, null, 5000, true, CancellationToken.None);
Assert.IsTrue(!(pointset0.HasNormals || pointset0.HasLodNormals));
// create new pointset with regenerated normals
var pointset1 = pointset0.RegenerateNormals(xs => xs.Map(_ => V3f.XAxis), default, default);
public void LodPositions()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[42000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var cs = ps.Map(_ => C4b.White);
var pointset = PointSet.Create(storage, "test", ps.ToList(), cs.ToList(), null, null, 5000, false, CancellationToken.None);
pointset.Root.Value.ForEachNode(true, cell =>
{
if (cell.IsLeaf)
{
Assert.IsTrue(cell.PointCount > 0);
Assert.IsTrue(cell.Positions.Value.Length == cell.PointCount);
Assert.IsTrue(cell.LodPositions == null);
Assert.IsTrue(cell.LodPointCount == 0);
}
else
{
Assert.IsTrue(cell.PointCount == 0);
Assert.IsTrue(cell.Positions == null);
Assert.IsTrue(cell.LodPositions == null);
Assert.IsTrue(cell.LodPointCount == 0);
}
});
var config = ImportConfig.Default
.WithKey("lod")
.WithOctreeSplitLimit(1)
;
var lodded = pointset.GenerateLod(config);
lodded.Root.Value.ForEachNode(true, cell =>
{
if (cell.IsLeaf)
{
Assert.IsTrue(cell.PointCount > 0);
Assert.IsTrue(cell.Positions.Value.Length == cell.PointCount);
Assert.IsTrue(cell.LodPositions.Value.Length == cell.PointCount);
Assert.IsTrue(cell.LodPointCount > 0);
}
else
{
Assert.IsTrue(cell.PointCount == 0);
Assert.IsTrue(cell.Positions == null);
Assert.IsTrue(cell.LodPositions.Value.Length > 0);
Assert.IsTrue(cell.LodPointCount > 0);
}
});
}
private static PointSet _CreateRandomPointSetForOctreeLevelTests()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[51200].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var cs = ps.Map(_ => C4b.White);
var config = ImportConfig.Default.WithKey("Test").WithOctreeSplitLimit(1);
return(PointSet
.Create(storage, "test", ps.ToList(), cs.ToList(), null, null, 100, true, CancellationToken.None)
.GenerateLod(config)
);
}
public void LodPositions()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[42000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var cs = ps.Map(_ => C4b.White);
var pointset = PointSet.Create(
storage, "test", ps.ToList(), cs.ToList(), null, null, null, 5000,
generateLod: true, isTemporaryImportNode: true, default
);
pointset.Root.Value.ForEachNode(true, cell =>
{
var pointcount = cell.Positions.Value.Length;
Assert.IsTrue(pointcount > 0);
});
}
public void CanAddNormals()
{
var r = new Random();
var storage = PointSetTests.CreateStorage();
var ps = new V3d[10000].SetByIndex(_ => new V3d(r.NextDouble(), r.NextDouble(), r.NextDouble()));
var pointset = PointSet
.Create(storage, "test", ps.ToList(), null, null, null, 5000, false, CancellationToken.None)
.GenerateLod(ImportConfig.Default.WithKey("lod").WithOctreeSplitLimit(5000))
;
storage.Add("pss", pointset, CancellationToken.None);
var withNormals = WithRandomNormals(pointset.Root.Value);
storage.Add("psWithNormals", withNormals, CancellationToken.None);
withNormals.ForEachNode(true, node =>
{
if (node.IsLeaf)
{
Assert.IsTrue(node.HasNormals);
Assert.IsTrue(!node.HasLodNormals);
Assert.IsTrue(node.Normals.Value.Length == node.PointCount);
}
else
{
Assert.IsTrue(!node.HasNormals);
Assert.IsTrue(node.HasLodNormals);
Assert.IsTrue(node.LodNormals.Value.Length == node.LodPointCount);
}
//
var binary = node.ToBinary();
var node2 = PointSetNode.ParseBinary(binary, storage);
Assert.IsTrue(node.HasNormals == node2.HasNormals);
Assert.IsTrue(node.HasLodNormals == node2.HasLodNormals);
Assert.IsTrue(node.Normals?.Value?.Length == node2.Normals?.Value?.Length);
Assert.IsTrue(node.LodNormals?.Value?.Length == node2.LodNormals?.Value?.Length);
});
PointSetNode WithRandomNormals(PointSetNode n)
{
var id = Guid.NewGuid();
var ns = new V3f[n.IsLeaf ? n.PointCount : n.LodPointCount].Set(V3f.OOI);
storage.Add(id, ns, CancellationToken.None);
if (n.IsLeaf)
{
var m = n.WithNormals(id);
return(m);
}
else
{
var subnodes = n.Subnodes.Map(x => x != null ? WithRandomNormals(x.Value) : null);
var m = n.WithLodNormals(id, subnodes);
return(m);
}
}
}