public static TileSetJson GetRootTileSet(BoundingBox3D rootBounds, List <double> geometricErrors, string refine)
{
var extent_x = rootBounds.ExtentX();
var extent_y = rootBounds.ExtentY();
var extent_z = 100;
var tileset = new TileSetJson
{
asset = new Asset()
{
version = "1.0", generator = "i3dm.export"
}
};
var box = new double[] { 0, 0, 0, extent_x / 2, 0.0, 0.0, 0.0, extent_y / 2, 0.0, 0.0, 0.0, extent_z };
var boundingVolume = new Boundingvolume
{
box = box
};
var root = new Root
{
geometricError = geometricErrors[0],
refine = refine,
transform = DoubleArrayRounder.Round(GetRootTransform(rootBounds), 8),
boundingVolume = boundingVolume
};
tileset.root = root;
return(tileset);
}
private static TileSetJson GetTileSet(BoundingBox3D rootBounds, List <TileInfo> tiles, List <double> geometricErrors)
{
var extent_x = rootBounds.ExtentX();
var extent_y = rootBounds.ExtentY();
var extent_z = 100;
var tileset = new TileSetJson
{
asset = new Asset()
{
version = "1.0", generator = "i3dm.export"
}
};
var box = new double[] { 0, 0, 0, extent_x / 2, 0.0, 0.0, 0.0, extent_y / 2, 0.0, 0.0, 0.0, extent_z };
var boundingVolume = new Boundingvolume
{
box = box
};
var root = new Root
{
geometricError = geometricErrors[0],
refine = "REPLACE",
transform = MathUtils.Round(GetRootTransform(rootBounds), 8),
boundingVolume = boundingVolume
};
var centroid = rootBounds.GetCenter();
var children = new List <Child>();
foreach (var tile in tiles)
{
var child = new Child();
child.geometricError = geometricErrors[1];
child.content = new Content()
{
uri = tile.Filename
};
var tileTransform = tile.GetTransform(centroid);
child.transform = MathUtils.Round(tileTransform, 8);
var tileBounds = tile.Bounds;
var bbChild = new Boundingvolume();
bbChild.box = new double[] { 0, 0, 0, tileBounds.ExtentX() / 2, 0.0, 0.0, 0.0, tileBounds.ExtentY() / 2, 0.0, 0.0, 0.0, tileBounds.ExtentZ() / 2 };
child.boundingVolume = bbChild;
children.Add(child);
}
root.children = children;
tileset.root = root;
return(tileset);
}
private double[] GetVolumeBox(double[] actualTilesetBox, double[] actualTransform)
{
var transform = new double[] { actualTransform[12], actualTransform[13], actualTransform[14] };
var bb = new BoundingBox3D(actualTilesetBox);
var transformback = bb.TransformZToY();
var from = BoundingBoxCalculator.RotateXTranslate(transformback.FromPoint(), transform, Math.PI * -1 / 2);
var to = BoundingBoxCalculator.RotateXTranslate(transformback.ToPoint(), transform, Math.PI * -1 / 2);
var bbox3d = new BoundingBox3D((double)from.X, (double)from.Y, (double)from.Z, (double)to.X, (double)to.Y, (double)to.Z);
var center = bbox3d.GetCenter();
var actualVolumeBox = new double[] { (double)center.X, (double)center.Y, (double)center.Z, (bbox3d.ExtentX() / 2), 0, 0, 0, bbox3d.ExtentY() / 2, 0, 0, 0, bbox3d.ExtentZ() / 2 };
return(actualVolumeBox);
}
public void CalculcateBoundingBoxAllFeaturesFromBoundingVolumeBoxAndTransform()
{
var bbox3d = new BoundingBox3D(1231256.4091099831, -4800453.896456448, 4000024.663498499, 1244883.5968566877, -4791281.918551793, 4012180.059993551);
var center = bbox3d.GetCenter();
var expectedVolumeBox = new double[] { (double)center.X, (double)center.Y, (double)center.Z, (bbox3d.ExtentX() / 2), 0, 0, 0, bbox3d.ExtentY() / 2, 0, 0, 0, bbox3d.ExtentZ() / 2 };
// expectedvolumebox: 1238070.0029833354,-4795867.907504121,4006102.3617460253,6813.593873352278,0,0,0,4585.98895232752,0,0,0,6077.698247526074
var actualTransform = new double[] { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1238070.0029833354, -4795867.9075041208, 4006102.3617460253, 1 };
var actualTilesetBox = new double[] { 0.0, 0.0, 0.0, 6813.594, 0.0, 0.0, 0.0, 4585.989, 0.0, 0.0, 0.0, 6077.698 };
var actualVolumeBox = GetVolumeBox(actualTilesetBox, actualTransform);
Assert.IsTrue(actualVolumeBox.Length == expectedVolumeBox.Length);
for (var i = 0; i < actualVolumeBox.Length; i++)
{
Assert.IsTrue(Math.Round(actualVolumeBox[i], 2).Equals(Math.Round(expectedVolumeBox[i], 2)));
}
}