private void Build(VectorTileFeature feature, Rect rect, Texture2D height, GameObject parent, Tile.Parameters parameters)
{
foreach (var geometry in feature.GeometryAsWgs84((ulong)parameters.Id.Z, (ulong)parameters.Id.X, (ulong)parameters.Id.Y))
{
var meshData = new MeshData();
//we'll run all visualizers on MeshData here
var list = geometry.Select(wgs84 => GM.LatLonToMeters(wgs84.Lat, wgs84.Lng).ToVector3xz()).ToList();
meshData.Vertices = list.Select(vertex =>
{
var cord = vertex - rect.center.ToVector3xz();
var rx = (vertex.x - rect.min.x) / rect.width;
var ry = 1 - (vertex.z - rect.min.y) / rect.height;
var h = height == null ? 0 : GetHeightFromColor(height.GetPixel(
(int)Mathf.Clamp((rx * 256), 0, 255),
(int)Mathf.Clamp((ry * 256), 0, 255)));
cord.y += h;
return(cord);
}).ToList();
foreach (var mod in Modifiers)
{
mod.Run(feature, meshData);
}
CreateGameObject(meshData, parent);
}
}
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);
}
}
}
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);
}
}
}
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);
}
}
}
public VectorFeatureUnity(VectorTileFeature feature, UnityTile tile)
{
Data = feature;
Properties = Data.GetProperties();
Points = feature.GeometryAsWgs84((ulong)tile.Zoom, (ulong)tile.TileCoordinate.x, (ulong)tile.TileCoordinate.y);
}
/// <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 VectorTileObj 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}}}";
var geojsonFeatures = new List <string>();
foreach (string layerName in tile.LayerNames())
{
VectorTileLayer layer = tile.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
VectorTileFeature feat = layer.GetFeature(i, clipBuffer);
if (feat.GeometryType == GeomType.UNKNOWN)
{
continue;
}
//resolve properties
var keyValue = new List <string>();
int tagCnt = feat.Tags.Count;
for (int j = 0; j < tagCnt; 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";
geojsonCoords = string.Join(
","
, geomWgs84
.SelectMany(g => g)
.Select(g =>
string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat))
.ToArray()
);
break;
case GeomType.LINESTRING:
geomType = "MultiLineString";
var parts = new List <string>();
foreach (List <LatLng> part in geomWgs84)
{
parts.Add("[" + string.Join(
","
, part.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
) + "]");
}
geojsonCoords = string.Join(",", parts.ToArray());
break;
case GeomType.POLYGON:
geomType = "MultiPolygon";
var partsMP = new List <string>();
foreach (List <LatLng> part in geomWgs84)
{
partsMP.Add("[" + string.Join(
",",
part.Select(g => string.Format(NumberFormatInfo.InvariantInfo,
"[{0},{1}]", g.Lng, g.Lat)).ToArray()
) + "]");
}
geojsonCoords = "[" + string.Join(",", partsMP.ToArray()) + "]";
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(
",",
geomWgs84[0].Select(g =>
string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat))
.ToArray()
);
break;
case GeomType.POLYGON:
geojsonCoords = "[" + string.Join(
",",
geomWgs84[0].Select(g =>
string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]",
g.Lng, g.Lat)).ToArray()
) + "]";
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);
}
private void ParseTilesetsToList(List <GOParsedLayer> list, VectorTile vt, GOTilesetLayer[] tilesets)
{
foreach (GOTilesetLayer tileSet in tilesets)
{
string kind = string.IsNullOrEmpty(tileSet.TilesetKindProperty)? tileSet.TilesetKindProperty : "kind";
VectorTileLayer lyr = vt.GetLayer(tileSet.TilesetName);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.tilesetLayer = tileSet;
pl.goFeatures = new List <GOFeature>();
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 = new GOFeature();
gf.properties = vtf.GetProperties();
gf.attributes = GOFeature.PropertiesToAttributes(gf.properties);
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
gf.tileSetKind = kind;
gf.tilesetLayer = tileSet;
gf.goTile = goTile;
gf.featureIndex = (Int64)i;
//gf.layerIndex = indexOfLayer;
gf.featureCount = featureCount;
//gf = tile.EditFeatureData(gf);
gf.goTile = goTile;
gf.ConvertAttributes();
if (gf.goFeatureType == GOFeatureType.Undefined)
{
continue;
}
string name = "Dataset " + gf.goFeatureType.ToString();
//Debug.Log(name);
if (geomWgs.Count > 0 && (gf.goFeatureType == GOFeatureType.Point || gf.goFeatureType == GOFeatureType.MultiPoint)) //Probably needs a fix for multi points
{
//GOPOIKind kind = GOEnumUtils.PoiKindToEnum((string)properties[kindKey]);
GOTilesetPOIRendering rendering = tileSet.TilesetPOIRenderingForKind(kind);
if (rendering == null)
{
continue;
}
gf.geometry = geomWgs[0];
gf.tileSetPoiRendering = rendering;
gf.name = name;
gf.ConvertPOIGeometries();
AddFatureToList(gf, pl.goFeatures);
}
else if (geomWgs.Count > 0)
{
switch (gf.goFeatureType)
{
case GOFeatureType.Line:
GOTilesetLINERendering lineRendering = tileSet.TilesetLINERenderingForKind(kind);
if (lineRendering == null)
{
continue;
}
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
gf.tileSetLineRendering = lineRendering;
gf.name = name;
gf.height = lineRendering.height;
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.Polygon:
GOTilesetPOLYGONRendering polygonRendering = tileSet.TilesetPOLYGONRenderingForKind(kind);
if (polygonRendering == null)
{
continue;
}
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
gf.name = name;
gf.tileSetPolygonRendering = polygonRendering;
gf.height = polygonRendering.height;
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.MultiLine:
lineRendering = tileSet.TilesetLINERenderingForKind(kind);
if (lineRendering == null)
{
continue;
}
foreach (IList geometry in geomWgs)
{
float indexMulti = (((float)geomWgs.IndexOf((List <LatLng>)geometry) + 1) * (i + 1) / geomWgs.Count);
GOFeature gfm = new GOFeature(gf);
gf.name = name;
gfm.geometry = geometry;
gfm.ConvertGeometries();
gf.tileSetLineRendering = lineRendering;
gf.height = lineRendering.height;
AddFatureToList(gfm, pl.goFeatures);
}
break;
case GOFeatureType.MultiPolygon:
foreach (IList geometry in geomWgs)
{
polygonRendering = tileSet.TilesetPOLYGONRenderingForKind(kind);
if (polygonRendering == null)
{
continue;
}
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, false);
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;
gf.tileSetPolygonRendering = polygonRendering;
gf.name = name;
AddFatureToList(gfm, pl.goFeatures);
convertedSubject = null;
convertedClips = new List <List <Vector3> >();
}
}
}
break;
}
}
}
list.Add(pl);
}
}
}
public IEnumerator BuildLayer(VectorTileLayer layerData, GOLayer layer, bool delayedLoad)
{
GameObject parent = null;
if (transform.FindChild(layer.name) == null)
{
parent = new GameObject();
parent.name = layer.name;
parent.transform.parent = this.transform;
parent.SetActive(!layer.startInactive);
}
else
{
parent = transform.FindChild(layer.name).gameObject;
}
if (layerData.FeatureCount() == 0)
{
yield break;
}
List <GOFeature> stack = new List <GOFeature> ();
for (int i = 0; i < layerData.FeatureCount(); i++)
{
//get the feature
VectorTileFeature feature = layerData.GetFeature(i);
GOFeature goFeature = ParseFeatureData(feature, layer);
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;
}
}
//multipart
List <List <LatLng> > geomWgs84 = feature.GeometryAsWgs84((ulong)map.zoomLevel, (ulong)tileCoordinates.x, (ulong)tileCoordinates.y, 0);
string type = feature.GetFeatureType(geomWgs84);
if (type == null || feature.GeometryType == GeomType.POINT)
{
continue;
}
if (feature.GeometryType == GeomType.POLYGON && layer.layerType == GOLayer.GOLayerType.Roads)
{
continue;
}
if (type == "MultiLineString" || (type == "Polygon" && !layer.isPolygon))
{
foreach (IList geometry in geomWgs84)
{
GOFeature gf = ParseFeatureData(feature, layer);
gf.geometry = geometry;
gf.type = type;
gf.layer = layer;
gf.parent = parent;
gf.properties = feature.GetProperties();
gf.ConvertGeometries();
gf.ConvertAttributes();
gf.index = (Int64)i;
gf.goFeatureType = GOFeature.GOFeatureType.MultiLine;
stack.Add(gf);
}
}
else if (type == "LineString")
{
GOFeature gf = ParseFeatureData(feature, layer);
gf.geometry = geomWgs84 [0];
gf.type = type;
gf.layer = layer;
gf.parent = parent;
gf.properties = feature.GetProperties();
gf.ConvertGeometries();
gf.ConvertAttributes();
gf.index = (Int64)i;
gf.goFeatureType = GOFeature.GOFeatureType.Line;
if (geomWgs84.Count == 0)
{
continue;
}
stack.Add(gf);
}
else if (type == "Polygon")
{
GOFeature gf = ParseFeatureData(feature, layer);
gf.geometry = geomWgs84 [0];
gf.type = type;
gf.layer = layer;
gf.parent = parent;
gf.properties = feature.GetProperties();
gf.ConvertGeometries();
gf.ConvertAttributes();
gf.index = (Int64)i;
gf.goFeatureType = GOFeature.GOFeatureType.Polygon;
stack.Add(gf);
}
else if (type == "MultiPolygon")
{
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))
{
GOFeature gf = ParseFeatureData(feature, layer);
gf.geometry = subject;
gf.clips = clips;
gf.type = type;
gf.layer = layer;
gf.parent = parent;
gf.properties = feature.GetProperties();
gf.ConvertGeometries();
gf.ConvertAttributes();
gf.index = (Int64)i;
gf.goFeatureType = GOFeature.GOFeatureType.MultiPolygon;
stack.Add(gf);
subject = null;
clips = new List <List <LatLng> >();
}
}
}
}
IList iStack = (IList)stack;
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
iStack = GORoadFeature.MergeRoads(iStack);
}
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(new WaitForSeconds(0.5f));
}
Resources.UnloadUnusedAssets();
yield return(null);
}
