public void ReadFirstCompositeTest()
{
// arrange
// source: https://github.com/CesiumGS/cesium/tree/master/Specs/Data/Cesium3DTiles/Composite/Composite
var cmptfile = File.OpenRead(@"testfixtures/composite.cmpt");
Assert.IsTrue(cmptfile != null);
// act. This cmpt contains a batched model and an instanced model
var cmpt = CmptReader.Read(cmptfile);
// assert
Assert.IsTrue(cmpt != null);
Assert.IsTrue(cmpt.CmptHeader.Magic == expectedMagicHeader);
Assert.IsTrue(cmpt.CmptHeader.Version == expectedVersionHeader);
Assert.IsTrue(cmpt.CmptHeader.ByteLength == 13472); // The length of the entire Composite tile, including this header and each inner tile, in bytes.
Assert.IsTrue(cmpt.CmptHeader.TilesLength == 2);
Assert.IsTrue(cmpt.Tiles.Count() == 2);
Assert.IsTrue(cmpt.Magics.ToArray()[0] == "b3dm");
Assert.IsTrue(cmpt.Magics.ToArray()[1] == "i3dm");
var b3dm = B3dmReader.ReadB3dm(new MemoryStream(cmpt.Tiles.ToArray()[0]));
Assert.IsTrue(b3dm.FeatureTableJson == "{\"BATCH_LENGTH\":10,\"RTC_CENTER\":[1215012.8988049095,-4736313.0423059845,4081604.3368623317]}");
Assert.IsTrue(b3dm.GlbData != null);
var i3dm = I3dmReader.Read(new MemoryStream(cmpt.Tiles.ToArray()[1]));
Assert.IsTrue(i3dm.Positions.Count == 25);
}
public void ReadTrafficCompositeTest()
{
var cmptfile = File.OpenRead(@"testfixtures/tile_0_14.cmpt");
Assert.IsTrue(cmptfile != null);
var cmpt = CmptReader.Read(cmptfile);
Assert.IsTrue(cmpt.Tiles.Count() == 2);
}
public void ReadCmptest()
{
var cmptfile = File.OpenRead(@"testfixtures/0_0_0_0.cmpt");
Assert.IsTrue(cmptfile != null);
var cmpt = CmptReader.Read(cmptfile);
Assert.IsTrue(cmpt.Tiles.Count() == 5);
}
public void GetCompositeTileTest()
{
// arrange
var instances = new List <Instance>();
var instance = new Instance();
instance.Position = new Wkx.Point(1, 2);
instance.Scale = 1;
instance.Model = "box.glb";
instances.Add(instance);
var instance2 = new Instance();
instance2.Position = new Wkx.Point(3, 4);
instance2.Scale = 1;
instance2.Model = "box1.glb";
instances.Add(instance2);
var instance3 = new Instance();
instance3.Position = new Wkx.Point(5, 6);
instance3.Scale = 1;
instance3.Model = "box1.glb";
instances.Add(instance3);
// act
var tile = TileHandler.GetTile(instances, UseExternalModel: true);
Assert.IsTrue(tile.isI3dm == false);
var cmpt = CmptReader.Read(new MemoryStream(tile.tile));
// assert
Assert.IsTrue(cmpt.Tiles.Count == 2);
var i3dm0 = I3dmReader.Read(new MemoryStream(cmpt.Tiles[0]));
Assert.IsTrue(i3dm0.Positions.Count == 1);
Assert.IsTrue(i3dm0.GlbUrl == "box.glb");
Assert.IsTrue(i3dm0.Positions[0] == new Vector3(1, 2, 0));
var i3dm1 = I3dmReader.Read(new MemoryStream(cmpt.Tiles[1]));
Assert.IsTrue(i3dm1.Positions.Count == 2);
Assert.IsTrue(i3dm1.GlbUrl == "box1.glb");
Assert.IsTrue(i3dm1.Positions[0] == new Vector3(3, 4, 0));
Assert.IsTrue(i3dm1.Positions[1] == new Vector3(5, 6, 0));
}
public void ReadCompositeOfInstancedTest()
{
// source: https://github.com/CesiumGS/cesium/blob/master/Specs/Data/Cesium3DTiles/Composite/CompositeOfInstanced/
var cmptfile = File.OpenRead(@"testfixtures/compositeOfInstanced.cmpt");
Assert.IsTrue(cmptfile != null);
var cmpt = CmptReader.Read(cmptfile);
Assert.IsTrue(cmpt != null);
Assert.IsTrue(cmpt.CmptHeader.Magic == expectedMagicHeader);
Assert.IsTrue(cmpt.CmptHeader.Version == expectedVersionHeader);
Assert.IsTrue(cmpt.CmptHeader.TilesLength == 2);
var i3dm = I3dmReader.Read(new MemoryStream(cmpt.Tiles.First()));
Assert.IsTrue(i3dm.Positions.Count == 25);
}
public void WriteFromInnerTiles()
{
// arrange
var tile0 = File.ReadAllBytes(@"./testfixtures/inner/tile0.i3dm");
var tile1 = File.ReadAllBytes(@"./testfixtures/inner/tile1.i3dm");
var tiles = new List <byte[]>();
tiles.Add(tile0);
tiles.Add(tile1);
// act
var cmptBytes = CmptWriter.Write(tiles);
// assert
var cmpt = CmptReader.Read(new MemoryStream(cmptBytes));
Assert.IsTrue(cmpt.Tiles.Count() == 2);
}
public void MultipleInnertilesCmptWriterTest()
{
// arrange
var treeUrlGlb = "https://bertt.github.io/mapbox_3dtiles_samples/samples/instanced/trees_external_gltf/tree.glb";
var pos1 = new Vector3(100, 101, 102);
var pos2 = new Vector3(200, 201, 202);
var positions = new List <Vector3>()
{
pos1, pos2
};
var i3dm = new I3dm.Tile.I3dm(positions, treeUrlGlb);
i3dm.RtcCenter = new Vector3(100, 100, 100);
var i3dm1 = new I3dm.Tile.I3dm(positions, treeUrlGlb);
i3dm1.RtcCenter = new Vector3(200, 200, 200);
var i3dmBytes = I3dmWriter.Write(i3dm);
File.WriteAllBytes(@"d:\aaa\i3dmvalid.i3dm", i3dmBytes);
var i3dm1Bytes = I3dmWriter.Write(i3dm1);
var tiles = new List <byte[]>();
tiles.Add(i3dmBytes);
tiles.Add(i3dm1Bytes);
// act
var cmptBytes = CmptWriter.Write(tiles);
// assert
Assert.IsTrue(cmptBytes.Length > 0);
var ms = new MemoryStream(cmptBytes);
var cmpt = CmptReader.Read(ms);
Assert.IsTrue(cmpt.Tiles.Count() == 2);
}