private Vector2[] GetUV(Element element)
{
Rect rect = GetUvRect(element);
var p0 = new Vector2(rect.xMin, rect.yMin);
var p1 = new Vector2(rect.xMax, rect.yMin);
var p2 = new Vector2(rect.xMin, rect.yMax);
var p3 = new Vector2(rect.xMax, rect.yMax);
// Imagine looking at the front of the cube, the first 4 vertices are arranged like so
// 2 --- 3
// | |
// | |
// 0 --- 1
// then the UV's are mapped as follows
// 2 3 0 1 Front
// 6 7 10 11 Back
// 19 17 16 18 Left
// 23 21 20 22 Right
// 4 5 8 9 Top
// 15 13 12 14 Bottom
return new[]
{
p0, p1, p2, p3,
p2, p3, p2, p3,
p0, p1, p0, p1,
p0, p3, p1, p2,
p0, p3, p1, p2,
p0, p3, p1, p2
};
}
/// <inheritdoc />
public void Add(MapStorageType storageType, Element element, Range<int> levelOfDetails)
{
CoreLibrary.AddElementToStore(storageType,
_resolver.Resolve(_stylesheet.Path),
element, levelOfDetails, message =>
{
if (!String.IsNullOrEmpty(message))
throw new MapDataException(message);
});
}
/// <summary> Adapts element data received from utymap. </summary>
public void AdaptElement(long id, string[] tags, int tagCount, double[] vertices, int vertexCount,
string[] styles, int styleCount)
{
var geometry = new GeoCoordinate[vertexCount / 2];
for (int i = 0; i < vertexCount / 2; i += 2)
geometry[i / 2] = new GeoCoordinate(vertices[i + 1], vertices[i]);
Element element = new Element(id, geometry, ReadDict(tags), ReadDict(styles));
_observer.OnNext(new Union<Element, Mesh>(element));
}
private void CompareElements(Element expected, Element actual)
{
Assert.AreEqual(expected.Id, actual.Id);
// geometry
Assert.AreEqual(expected.Geometry.Length, actual.Geometry.Length);
for(int i = 0; i < expected.Geometry.Length; ++i)
Assert.AreEqual(expected.Geometry[i], actual.Geometry[i]);
// tags
Assert.AreEqual(expected.Tags.Count, actual.Tags.Count);
var keys = expected.Tags.Keys.ToArray();
for (int i = 0; i < keys.Length; ++i)
Assert.AreEqual(expected.Tags[keys[i]], actual.Tags[keys[i]]);
}
public GameObject Build(Tile tile, Element element)
{
GameObject gameObject = GameObject.CreatePrimitive(PrimitiveType.Cube);
gameObject.name = GetName(element);
var transform = gameObject.transform;
transform.position = tile.Projection.Project(element.Geometry[0], GetMinHeight(element));
transform.localScale = new Vector3(2, 2, 2);
gameObject.GetComponent<MeshFilter>().mesh.uv = GetUV(element);
gameObject.GetComponent<MeshRenderer>().sharedMaterial = GetMaterial(element);
return gameObject;
}
public static void AddElementToStore(MapStorageType storageType, string stylePath, Element element, Range<int> levelOfDetails, OnError onError)
{
double[] coordinates = new double[element.Geometry.Length*2];
for (int i = 0; i < element.Geometry.Length; ++i)
{
coordinates[i*2] = element.Geometry[i].Latitude;
coordinates[i*2 + 1] = element.Geometry[i].Longitude;
}
string[] tags = new string[element.Tags.Count * 2];
var tagKeys = element.Tags.Keys.ToArray();
for (int i = 0; i < tagKeys.Length; ++i)
{
tags[i*2] = tagKeys[i];
tags[i*2 + 1] = element.Tags[tagKeys[i]];
}
addToStoreElement(GetStoreKey(storageType), stylePath, element.Id,
coordinates, coordinates.Length,
tags, tags.Length,
levelOfDetails.Minimum, levelOfDetails.Maximum, onError);
}
public void CanAddNode()
{
var levelOfDetails = new Range<int>(1, 1);
var node = new Element(7,
new GeoCoordinate[] { new GeoCoordinate(5, 5) },
new Dictionary<string, string>() { { "featurecla", "Populated place" } },
new Dictionary<string, string>());
_elementEditor.Add(MapStorageType.InMemory, node, levelOfDetails);
Union<Element, Mesh> result = default(Union<Element, Mesh>);
_dataLoader
.Load(new Tile(new QuadKey(1, 0, 1), _stylesheet, _projection))
.Do(u => result = u)
.Wait();
result.Match(
e => CompareElements(node, e),
mesh =>
{
throw new ArgumentException();
});
}
/// <inheritdoc />
public void Edit(MapStorageType storageType, Element element, Range<int> levelOfDetails)
{
throw new NotImplementedException();
}
private Rect GetUvRect(Element element)
{
var values = element.Styles["rect"].Split('_');
if (values.Length != 4)
throw new InvalidOperationException("Cannot read uv mapping.");
var textureHeight = float.Parse(element.Styles["height"]);
var textureWidth = float.Parse(element.Styles["width"]);
var width = (float)int.Parse(values[2]);
var height = (float)int.Parse(values[3]);
var offset = int.Parse(values[1]);
var x = (float)int.Parse(values[0]);
var y = Math.Abs((offset + height) - textureHeight);
var leftBottom = new Vector2(x / textureWidth, y / textureHeight);
var rightUpper = new Vector2((x + width) / textureWidth, (y + height) / textureHeight);
return new Rect(leftBottom.x, leftBottom.y, rightUpper.x - leftBottom.x, rightUpper.y - leftBottom.y);
}
private string GetName(Element element)
{
return String.Format("place:{0}[{1}]", element.Id,
element.Tags.Aggregate("", (s, t) => s+=String.Format("{0}={1},", t.Key, t.Value)));
}
private float GetMinHeight(Element element)
{
return element.Styles.ContainsKey("min-height")
? float.Parse(element.Styles["min-height"])
: 0;
}
private Material GetMaterial(Element element)
{
return _customizationService.GetSharedMaterial("Materials/" + element.Styles["material"]);
}
/// <inheritdoc />
public void BuildElement(Tile tile, Element element)
{
}
/// <inheritdoc />
public void BuildElement(Tile tile, Element element)
{
if (element.Styles["builders"].Contains("info"))
_placeElementBuilder.Build(tile, element).transform.parent = tile.GameObject.transform;
}