public void ClipHardAtTileBoundary(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
Assert.GreaterOrEqual(vt.LayerNames().Count, 1, "At least one layer");
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
for (int i = 0; i < lyr.FeatureCount(); i++)
{
Debug.WriteLine("{0} lyr:{1} feat:{2}", fileName, lyr.Name, i);
VectorTileFeature feat = lyr.GetFeature(i, 0);
long extent = (long)lyr.Extent;
foreach (var part in feat.Geometry <int>())
{
foreach (var geom in part)
{
Assert.GreaterOrEqual(geom.X, 0, "geom.X equal or greater 0");
Assert.GreaterOrEqual(geom.Y, 0, "geom.Y eqaul or greater 0");
Assert.LessOrEqual(geom.X, extent, "geom.X less or equal extent");
Assert.LessOrEqual(geom.Y, extent, "geom.Y less or equal extent");
}
}
}
}
}
public void AtLeastOneLayer(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
Assert.GreaterOrEqual(vt.LayerNames().Count, 1, "At least one layer");
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
for (int i = 0; i < lyr.FeatureCount(); i++)
{
Debug.WriteLine("{0} lyr:{1} feat:{2}", fileName, lyr.Name, i);
VectorTileFeature feat = lyr.GetFeature(i);
long extent = (long)lyr.Extent;
foreach (var part in feat.Geometry <long>())
{
foreach (var geom in part)
{
if (geom.X < 0 || geom.Y < 0 || geom.X > extent || geom.Y > extent)
{
Debug.WriteLine("{0} lyr:{1} feat:{2} x:{3} y:{4}", fileName, lyr.Name, i, geom.X, geom.Y);
}
}
}
}
}
}
public void LazyDecoding(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
VectorTileFeature feat = layer.GetFeature(i);
var properties = feat.GetProperties();
foreach (var prop in properties)
{
Assert.AreEqual(prop.Value, feat.GetValue(prop.Key), "Property values match");
}
foreach (var geomPart in feat.Geometry <int>())
{
foreach (var coord in geomPart)
{
//TODO add Assert
}
}
}
}
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
}
public void Clipping(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
for (int i = 0; i < lyr.FeatureCount(); i++)
{
VectorTileFeature feat = lyr.GetFeature(i);
//skip features with unknown geometry type
if (feat.GeometryType == GeomType.UNKNOWN)
{
continue;
}
List <List <Point2d <long> > > geomRaw = feat.Geometry <long>();
List <List <Point2d <long> > > geomClipped = feat.Geometry <long>(0);
for (int j = 0; j < geomRaw.Count; j++)
{
List <Point2d <long> > part = geomRaw[j];
List <Point2d <long> > partClipped = geomClipped[j];
// Workaround to compare parts as clipping may or may not change the order of vertices
// This only works if no actual clipping is done
Assert.False(part.Except(partClipped).Any(), $"{fileName}, feature[{i}], geometry part[{j}]: geometry parts don't match after clipping");
}
}
}
}
public void Scaling(string fileName)
{
float[] scales = new float[] { 1.5f, 2.25f, 5.75f, 197.3f };
string fullFileName = Path.Combine(fixturesPath, fileName);
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
int featCnt = lyr.FeatureCount();
for (int idxFeat = 0; idxFeat < featCnt; idxFeat++)
{
VectorTileFeature feat = lyr.GetFeature(idxFeat);
List <List <Point2d <int> > > rawParts = feat.Geometry <int>();
for (int idxPart = 0; idxPart < rawParts.Count; idxPart++)
{
List <Point2d <int> > rawGeom = rawParts[idxPart];
foreach (var scale in scales)
{
List <List <Point2d <float> > > scaledParts = feat.Geometry <float>(null, scale);
List <Point2d <float> > scaledGeom = scaledParts[idxPart];
for (int idxVertex = 0; idxVertex < rawGeom.Count; idxVertex++)
{
Point2d <int> rawVertex = rawGeom[idxVertex];
Point2d <float> scaledVertex = scaledGeom[idxVertex];
Assert.AreEqual(scale * (float)rawVertex.X, scaledVertex.X, $"{fileName}, feature[{idxFeat}], geometry part[{idxPart}], vertex[{idxVertex}], scale[{scale}]: X does not match");
Assert.AreEqual(scale * (float)rawVertex.Y, scaledVertex.Y, $"{fileName}, feature[{idxFeat}], geometry part[{idxPart}], vertex[{idxVertex}], scale[{scale}]: Y does not match");
}
}
}
}
}
}
private void ParseLabelLayerToList(List <GOParsedLayer> list, VectorTile vt, GOLabelsLayer layer)
{
string[] lyrs = tile.GetLabelsStrings().Split(',');
// string kindKey = tile.GetPoisKindKey();
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.labelsLayer = layer;
pl.goFeatures = new List <GOFeature> ();
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
IDictionary properties = vtf.GetProperties();
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
if (geomWgs.Count == 0 || geomWgs[0].Count <= 1)
{
continue;
}
GOFeature gf = new GOFeature();
gf.properties = properties;
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
gf.labelsLayer = layer;
gf.featureIndex = (Int64)i + vt.LayerNames().IndexOf(lyr.Name);
gf.goTile = goTile;
gf = tile.EditLabelData(gf);
gf.goFeatureType = GOFeatureType.Label;
gf.ConvertAttributes();
if (geomWgs.Count > 0)
{
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
gf.preloadedLabelData = GOSegment.FindTheLongestStreightSegment(gf.convertedGeometry, 0);
AddFatureToList(gf, pl.goFeatures);
}
}
list.Add(pl);
}
}
}
public void FeatureSinglePoint()
{
byte[] data = File.ReadAllBytes(Path.Combine(fixturesPath, "Feature-single-point.mvt"));
VectorTile vt = new VectorTile(data);
Assert.AreEqual(1, vt.LayerNames().Count, "one layer");
VectorTileLayer lyr = vt.GetLayer(vt.LayerNames()[0]);
Assert.AreEqual("layer_name", lyr.Name, "Layer name");
Assert.AreEqual(1, lyr.FeatureCount(), "Feature count");
VectorTileFeature feat = lyr.GetFeature(0);
Assert.AreEqual(GeomType.POINT, feat.GeometryType, "Geometry type");
Assert.AreEqual(123, feat.Id, "id");
Dictionary <string, object> properties = feat.GetProperties();
Assert.AreEqual("world", properties["hello"]);
Assert.AreEqual("world", feat.GetValue("hello"));
}
public void TestVectTile()
{
var pbf = File.ReadAllBytes(@"E:\Downloads\63.pbf");
VectorTile vt = new VectorTile(pbf, false);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int j = 0; j < layer.FeatureCount(); j++)
{
VectorTileFeature feat = layer.GetFeature(j);
var ff = feat.Geometry <long>();
var props = feat.GetProperties();
}
}
}
public void Validate(string fileName)
{
string fullFileName = Path.Combine(_fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
Assert.Throws(Is.InstanceOf <Exception>(), () =>
{
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
var layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
var feat = layer.GetFeature(i);
feat.GetProperties();
}
}
});
}
public void IterateAllProperties(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
var layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
var feat = layer.GetFeature(i);
var properties = feat.GetProperties();
foreach (var prop in properties)
{
Assert.IsInstanceOf <string>(prop.Key);
}
}
}
}
private void ParseGOLayerToList(List <GOParsedLayer> list, VectorTile vt, GOLayer layer)
{
string[] lyrs = tile.GetLayersStrings(layer).Split(',');
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.goLayer = layer;
pl.goFeatures = new List <GOFeature> ();
int indexOfLayer = vt.LayerNames().IndexOf(lyr.Name);
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
GOFeature gf;
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
gf = new GORoadFeature();
}
else
{
gf = new GOFeature();
}
gf.properties = vtf.GetProperties();
gf.attributes = GOFeature.PropertiesToAttributes(gf.properties);
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
gf.layer = layer;
gf.featureIndex = (Int64)i;
gf.layerIndex = indexOfLayer;
gf.featureCount = featureCount;
gf = tile.EditFeatureData(gf);
gf.goTile = goTile;
// gf.setRenderingOptions ();
gf.ConvertAttributes();
if (geomWgs.Count > 0)
{
switch (gf.goFeatureType)
{
case GOFeatureType.Line:
gf.geometry = geomWgs [0];
gf.ConvertGeometries();
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.Polygon:
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.MultiLine:
foreach (IList geometry in geomWgs)
{
float indexMulti = (((float)geomWgs.IndexOf((List <LatLng>)geometry) + 1) * (i + 1) / geomWgs.Count);
GOFeature gfm;
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
gfm = new GORoadFeature((GORoadFeature)gf);
}
else
{
gfm = new GOFeature(gf);
}
// gfm.index = indexMulti;
gfm.geometry = geometry;
gfm.ConvertGeometries();
AddFatureToList(gfm, pl.goFeatures);
}
break;
case GOFeatureType.MultiPolygon:
foreach (IList geometry in geomWgs)
{
List <Vector3> convertedSubject = null;
List <List <Vector3> > convertedClips = new List <List <Vector3> >();
for (int j = 0; j < geomWgs.Count; j++) //Clip ascending
{
IList p = geomWgs [j];
List <Vector3> convertedP = GOFeature.CoordsToVerts(p, layer.layerType == GOLayer.GOLayerType.Buildings);
if (GOFeature.IsClockwise(convertedP))
{
convertedSubject = convertedP;
}
else
{
//Add clip
convertedClips.Add(convertedP);
}
//Last one
if (j == geomWgs.Count - 1 || (j < geomWgs.Count - 1 && GOFeature.IsGeoPolygonClockwise(geomWgs [j + 1]) && convertedSubject != null))
{
GOFeature gfm = new GOFeature(gf);
// gfm.index = (i +1)*j;
gfm.convertedGeometry = convertedSubject;
gfm.clips = convertedClips;
AddFatureToList(gfm, pl.goFeatures);
convertedSubject = null;
convertedClips = new List <List <Vector3> >();
}
}
}
break;
}
}
}
if (goTile.combineFeatures)
{
pl = GOCombineFeatures.Combine(pl);
}
list.Add(pl);
}
}
}
/// <summary>
/// Return the whole vector tile as GeoJSON
/// </summary>
/// <param name="tile"></param>
/// <param name="zoom">Zoom level of the tile</param>
/// <param name="tileColumn">Column of the tile (OSM tile schema)</param>
/// <param name="tileRow">Row of the tile (OSM tile schema)</param>
/// <param name="clipBuffer">
/// <para>Vector tiles may contain data reaching beyond the actual tile border.</para>
/// <para>Define if/how this data should be included.</para>
/// <para>'null': data from the vector tile as is</para>
/// <para>'>=0': clip distance in internal tile units</para>
/// </param>
/// <returns>GeoJSON of the vector tile contents</returns>
public static string ToGeoJson(
this VectorTile tile
, ulong zoom
, ulong tileColumn
, ulong tileRow
, uint?clipBuffer = null
)
{
//to get '.' instead of ',' when using "string.format" with double/float and non-US system number format settings
//CultureInfo en_US = new CultureInfo("en-US");
// escaping '{' '}' -> @"{{" "}}"
//escaping '"' -> @""""
string templateFeatureCollection = @"{{""type"":""FeatureCollection"",""features"":[{0}]}}";
string templateFeature = @"{{""type"":""Feature"",""geometry"":{{""type"":""{0}"",""coordinates"":[{1}]}},""properties"":{2}}}";
List <string> geojsonFeatures = new List <string>();
foreach (var layerName in tile.LayerNames())
{
var layer = tile.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
var feat = layer.GetFeature(i, clipBuffer);
if (feat.GeometryType == GeomType.UNKNOWN)
{
continue;
}
//resolve properties
List <string> keyValue = new List <string>();
for (int j = 0; j < feat.Tags.Count; j += 2)
{
string key = layer.Keys[feat.Tags[j]];
object val = layer.Values[feat.Tags[j + 1]];
keyValue.Add(string.Format(NumberFormatInfo.InvariantInfo, @"""{0}"":""{1}""", key, val));
}
//build geojson properties object from resolved properties
string geojsonProps = string.Format(
NumberFormatInfo.InvariantInfo
, @"{{""id"":{0},""lyr"":""{1}""{2}{3}}}"
, feat.Id
, layer.Name
, keyValue.Count > 0 ? "," : ""
, string.Join(",", keyValue.ToArray())
);
//work through geometries
string geojsonCoords = "";
string geomType = feat.GeometryType.Description();
//multipart
List <List <LatLng> > geomWgs84 = feat.GeometryAsWgs84(zoom, tileColumn, tileRow);
if (geomWgs84.Count > 1)
{
switch (feat.GeometryType)
{
case GeomType.POINT:
geomType = "MultiPoint";
#if NET20
List <LatLng> allPoints = new List <LatLng>();
foreach (var part in geomWgs84)
{
foreach (var pnt in part)
{
allPoints.Add(pnt);
}
}
geojsonCoords = string.Join(
","
, allPoints.ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
);
#else
geojsonCoords = string.Join(
","
, geomWgs84
.SelectMany((List <LatLng> g) => g)
.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
);
#endif
break;
case GeomType.LINESTRING:
geomType = "MultiLineString";
List <string> parts = new List <string>();
foreach (var part in geomWgs84)
{
parts.Add("[" + string.Join(
","
#if NET20
, part.ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, part.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
) + "]");
}
geojsonCoords = string.Join(",", parts.ToArray());
break;
case GeomType.POLYGON:
geomType = "MultiPolygon";
List <string> partsMP = new List <string>();
foreach (var part in geomWgs84)
{
partsMP.Add("[" + string.Join(
","
#if NET20
, part.ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, part.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
) + "]");
}
geojsonCoords = "[" + string.Join(",", partsMP.ToArray()) + "]";
break;
default:
break;
}
}
else if (geomWgs84.Count == 1) //singlepart
{
switch (feat.GeometryType)
{
case GeomType.POINT:
geojsonCoords = string.Format(NumberFormatInfo.InvariantInfo, "{0},{1}", geomWgs84[0][0].Lng, geomWgs84[0][0].Lat);
break;
case GeomType.LINESTRING:
geojsonCoords = string.Join(
","
#if NET20
, geomWgs84[0].ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, geomWgs84[0].Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
);
break;
case GeomType.POLYGON:
geojsonCoords = "[" + string.Join(
","
#if NET20
, geomWgs84[0].ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, geomWgs84[0].Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
) + "]";
break;
default:
break;
}
}
else //no geometry
{
continue;
}
geojsonFeatures.Add(
string.Format(
NumberFormatInfo.InvariantInfo
, templateFeature
, geomType
, geojsonCoords
, geojsonProps
)
);
}
}
string geoJsonFeatColl = string.Format(
NumberFormatInfo.InvariantInfo
, templateFeatureCollection
, string.Join(",", geojsonFeatures.ToArray())
);
return(geoJsonFeatColl);
}
public IEnumerator BuildLayer(VectorTileLayer layerData, GOLayer layer, bool delayedLoad)
{
Profiler.BeginSample("[GoMap] [BuildLayer] game object");
GameObject parent = null;
if (transform.Find(layer.name) == null)
{
parent = new GameObject();
parent.name = layer.name;
parent.transform.parent = this.transform;
parent.SetActive(!layer.startInactive);
}
else
{
parent = transform.Find(layer.name).gameObject;
}
Profiler.EndSample();
int featureCount = layerData.FeatureCount();
if (featureCount == 0)
{
yield break;
}
List <GOFeature> stack = new List <GOFeature> ();
//Caching variables..
VectorTileFeature feature;
List <List <LatLng> > geomWgs84; //= new List<List<LatLng>>();
GOFeature goFeature;
Dictionary <string, object> properties = null;
List <KeyValue> attributes = null;
List <Vector3> convertedGeometry = null;
for (int i = 0; i < featureCount; i++)
{
feature = layerData.GetFeature(i);
properties = feature.GetProperties();
geomWgs84 = feature.GeometryAsWgs84((ulong)map.zoomLevel, (ulong)tileCoordinates.x, (ulong)tileCoordinates.y, 0);
attributes = GOFeature.PropertiesToAttributes(properties);
if (geomWgs84.Count > 0)
{
convertedGeometry = GOFeature.CoordsToVerts(geomWgs84[0], false);
}
//get the feature (here is the actual protobuf conversion)
goFeature = ParseFeatureData(feature, properties, layer, -1, -1);
//8-11mb
if (layer.useOnly.Length > 0 && !layer.useOnly.Contains(goFeature.kind))
{
continue;
}
if (layer.avoid.Length > 0 && layer.avoid.Contains(goFeature.kind))
{
continue;
}
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
GORoadFeature grf = (GORoadFeature)goFeature;
if ((grf.isBridge && !layer.useBridges) || (grf.isTunnel && !layer.useTunnels) || (grf.isLink && !layer.useBridges))
{
continue;
}
}
GOFeatureType gotype = feature.GOFeatureType(geomWgs84);
if (gotype == GOFeatureType.Undefined || feature.GeometryType == GeomType.POINT)
{
continue;
}
if (feature.GeometryType == GeomType.POLYGON && layer.layerType == GOLayer.GOLayerType.Roads)
{
continue;
}
Int64 index = vt.LayerNames().IndexOf(layerData.Name) + 1;
GOFeature gf;
Profiler.BeginSample("[GoMap] [BuildLayer] IF");
if (gotype == GOFeatureType.MultiLine || (gotype == GOFeatureType.Polygon && !layer.isPolygon))
{
Profiler.BeginSample("[GoMap] [BuildLayer] multi line");
foreach (IList geometry in geomWgs84)
{
float indexMulti = ((float)geomWgs84.IndexOf((List <LatLng>)geometry) / geomWgs84.Count);
gf = ParseFeatureData(feature, properties, layer, Convert.ToInt64(i) + indexMulti, index);
gf.geometry = geometry;
gf.layer = layer;
gf.parent = parent;
gf.properties = properties;
gf.ConvertGeometries();
gf.attributes = attributes;
gf.goFeatureType = GOFeatureType.MultiLine;
stack.Add(gf);
}
Profiler.EndSample();
}
else if (gotype == GOFeatureType.Line)
{
Profiler.BeginSample("[GoMap] [BuildLayer] line");
gf = ParseFeatureData(feature, properties, layer, Convert.ToInt64(i), index);
gf.geometry = geomWgs84 [0];
gf.layer = layer;
gf.parent = parent;
gf.properties = properties;
gf.convertedGeometry = convertedGeometry;
gf.attributes = attributes;
gf.index = (Int64)i + vt.LayerNames().IndexOf(layerData.Name);
gf.goFeatureType = GOFeatureType.Line;
if (geomWgs84.Count == 0)
{
continue;
}
stack.Add(gf);
Profiler.EndSample();
}
else if (gotype == GOFeatureType.Polygon)
{
Profiler.BeginSample("[GoMap] [BuildLayer] polygon");
gf = ParseFeatureData(feature, properties, layer, Convert.ToInt64(i), index);
gf.geometry = geomWgs84 [0];
gf.layer = layer;
gf.parent = parent;
gf.properties = properties;
gf.convertedGeometry = convertedGeometry;
gf.attributes = attributes;
gf.index = (Int64)i + vt.LayerNames().IndexOf(layerData.Name);
gf.goFeatureType = GOFeatureType.Polygon;
stack.Add(gf);
Profiler.EndSample();
}
else if (gotype == GOFeatureType.MultiPolygon)
{
Profiler.BeginSample("[GoMap] [BuildLayer] multi polygon");
// GameObject multi = new GameObject ("MultiPolygon");
// multi.transform.parent = parent.transform;
IList subject = null;
IList clips = new List <List <LatLng> >();
for (int j = 0; j < geomWgs84.Count; j++) //Clip ascending
{
IList p = geomWgs84 [j];
if (GOFeature.IsGeoPolygonClockwise(p))
{
subject = p;
}
else
{
//Add clip
clips.Add(p);
}
//Last one
if (j == geomWgs84.Count - 1 || (j < geomWgs84.Count - 1 && GOFeature.IsGeoPolygonClockwise(geomWgs84 [j + 1]) && subject != null))
{
gf = ParseFeatureData(feature, properties, layer, Convert.ToInt64(i), index);
gf.geometry = subject;
gf.clips = clips;
gf.layer = layer;
gf.parent = parent;
gf.properties = properties;
gf.ConvertGeometries();
gf.attributes = attributes;
gf.index = (Int64)i + vt.LayerNames().IndexOf(layerData.Name);
gf.goFeatureType = GOFeatureType.MultiPolygon;
stack.Add(gf);
subject = null;
clips = new List <List <LatLng> >();
}
}
Profiler.EndSample();
}
Profiler.EndSample();
}
Profiler.BeginSample("[GoMap] [BuildLayer] merge roads");
IList iStack = (IList)stack;
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
iStack = GORoadFeature.MergeRoads(iStack);
// Debug.Log ("Roads: "+stack.Count+" Merged: "+iStack.Count);
}
Profiler.EndSample();
int n = 25;
for (int i = 0; i < iStack.Count; i += n)
{
for (int k = 0; k < n; k++)
{
if (i + k >= iStack.Count)
{
yield return(null);
break;
}
GOFeature r = (GOFeature)iStack [i + k];
IEnumerator routine = r.BuildFeature(this, delayedLoad);
if (routine != null)
{
if (Application.isPlaying)
{
StartCoroutine(routine);
}
else
{
GORoutine.start(routine, this);
}
}
}
yield return(null);
}
Resources.UnloadUnusedAssets();
yield return(null);
}
public string[] SelectLayerNames(VectorTile tile)
{
// names: railway, road, building, label, symbol, contour, elevation, landforml, transl
return(tile.LayerNames().ToArray());
}
private void ParsePOILayerToList(List <GOParsedLayer> list, VectorTile vt, GOPOILayer layer)
{
string[] lyrs = tile.GetPoisStrings().Split(',');
string kindKey = tile.GetPoisKindKey();
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.poiLayer = layer;
pl.goFeatures = new List <GOFeature> ();
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
IDictionary properties = vtf.GetProperties();
GOPOIKind kind = GOEnumUtils.PoiKindToEnum((string)properties[kindKey]);
GOPOIRendering rendering = layer.GetRenderingForPoiKind(kind);
if (kind == GOPOIKind.UNDEFINED || rendering == null)
{
continue;
}
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
GOFeature gf = new GOFeature();
gf.poiKind = kind;
gf.goTile = goTile;
gf.properties = properties;
gf.attributes = GOFeature.PropertiesToAttributes(gf.properties);
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
if (gf.goFeatureType == GOFeatureType.Undefined)
{
continue;
}
gf.poiLayer = layer;
gf.poiRendering = rendering;
gf.featureIndex = (Int64)i + vt.LayerNames().IndexOf(lyr.Name);
gf = tile.EditFeatureData(gf);
gf.ConvertAttributes();
if (geomWgs.Count > 0 && gf.goFeatureType == GOFeatureType.Point)
{
gf.geometry = geomWgs [0];
gf.ConvertPOIGeometries();
AddFatureToList(gf, pl.goFeatures);
}
}
list.Add(pl);
}
}
}
public void DifferentPoint2dTypesAndScaling()
{
string fullFileName = Path.Combine(fixturesPath, "Feature-single-linestring.mvt");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
VectorTileFeature featLong = layer.GetFeature(i);
foreach (var geomPart in featLong.Geometry <long>())
{
foreach (var coord in geomPart)
{
Debug.WriteLine("long: {0}/{1}", coord.X, coord.Y);
}
Assert.AreEqual(2L, geomPart[0].X);
Assert.AreEqual(2L, geomPart[0].Y);
Assert.AreEqual(2L, geomPart[1].X);
Assert.AreEqual(10L, geomPart[1].Y);
Assert.AreEqual(10L, geomPart[2].X);
Assert.AreEqual(10L, geomPart[2].Y);
}
// don't clip, as this might change order of vertices
// test 'scale' on the VectorTileFeature constructor
VectorTileFeature featInt = layer.GetFeature(i, null, 1.5f);
foreach (var geomPart in featInt.Geometry <int>())
{
foreach (var coord in geomPart)
{
Debug.WriteLine("integer: {0}/{1}", coord.X, coord.Y);
}
Assert.AreEqual(3, geomPart[0].X);
Assert.AreEqual(3, geomPart[0].Y);
Assert.AreEqual(3, geomPart[1].X);
Assert.AreEqual(15, geomPart[1].Y);
Assert.AreEqual(15, geomPart[2].X);
Assert.AreEqual(15, geomPart[2].Y);
}
// don't clip, as this might change order of vertices
VectorTileFeature featFloat = layer.GetFeature(i);
// test 'scale' on the Geometry method
foreach (var geomPart in featFloat.Geometry <float>(null, 2.0f))
{
foreach (var coord in geomPart)
{
Debug.WriteLine("float: {0}/{1}", coord.X, coord.Y);
}
Assert.AreEqual(4f, geomPart[0].X);
Assert.AreEqual(4f, geomPart[0].Y);
Assert.AreEqual(4f, geomPart[1].X);
Assert.AreEqual(20f, geomPart[1].Y);
Assert.AreEqual(20f, geomPart[2].X);
Assert.AreEqual(20f, geomPart[2].Y);
}
}
}
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
}
static int Main(string[] args)
{
//ul 14/4680/6260
//lr 14/4693/6274
ulong zoom = 14;
ulong minCol = 4680;
ulong minRow = 6260;
ulong maxCol = 4693;
ulong maxRow = 6274;
string fixturePath = Path.Combine(Path.Combine(Path.Combine(Path.Combine(Path.Combine("..", ".."), ".."), "bench"), "mvt-bench-fixtures"), "fixtures");
if (!Directory.Exists(fixturePath))
{
Console.Error.WriteLine("fixture directory not found: [{0}]", fixturePath);
return(1);
}
ulong nrOfTiles = (maxCol - minCol + 1) * (maxRow - minRow + 1);
List <TileData> tiles = new List <TileData>((int)nrOfTiles);
for (ulong col = minCol; col <= maxCol; col++)
{
for (ulong row = minRow; row <= maxRow; row++)
{
string fileName = string.Format("{0}-{1}-{2}.mvt", zoom, col, row);
fileName = Path.Combine(fixturePath, fileName);
if (!File.Exists(fileName))
{
Console.Error.WriteLine("fixture mvt not found: [{0}]", fileName);
return(1);
}
else
{
tiles.Add(new TileData()
{
zoom = zoom,
col = col,
row = row,
pbf = File.ReadAllBytes(fileName)
});
}
}
}
Stopwatch stopWatch = new Stopwatch();
List <long> elapsed = new List <long>();
for (int i = 0; i <= 100; i++)
{
Console.Write(".");
stopWatch.Start();
foreach (var tile in tiles)
{
VectorTile vt = new VectorTile(tile.pbf, false);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int j = 0; j < layer.FeatureCount(); j++)
{
VectorTileFeature feat = layer.GetFeature(j);
var props = feat.GetProperties();
}
}
}
stopWatch.Stop();
//skip first run
if (i != 0)
{
elapsed.Add(stopWatch.ElapsedMilliseconds);
}
stopWatch.Reset();
}
Console.WriteLine(
@"
runs : {0}
tiles per run : {1}
min [ms] : {2}
max [ms] : {3}
avg [ms] : {4}
StdDev : {5:0.00}
overall [ms] : {6}
tiles/sec : {7:0.0}
",
elapsed.Count,
tiles.Count,
elapsed.Min(),
elapsed.Max(),
elapsed.Average(),
StdDev(elapsed),
elapsed.Sum(),
((float)elapsed.Count * (float)tiles.Count / (float)elapsed.Sum()) * 1000
);
return(0);
}
