//private int[] getTriangles(TerrainTile terraintile)
//{
// return terraintile.GetTriangles(0);
//}
private Vector3WGS TerrainTileCenterWGS(int X, int Y)
{
Vector3WGS origin = new Vector3WGS();
double tileSize = 180 / Math.Pow(2, zoomLevel);
origin.lon = ((X + 0.5) * tileSize) - 180;
origin.lat = ((Y + 0.5) * tileSize) - 90;
return(origin);
}
/// <summary>
/// Splits an unsupported multidimensional array into a Vector3 array.
/// </summary>
/// <param name="coordinates">The string containing the multidimensional array</param>
/// <returns>An array of unity coordinates</returns>
private Vector3[] SplitToCoordinatesArray(string coordinates, string startHeight, string endHeight)
{
splitArray = coordinates.Split(new string[] { "],[" }, StringSplitOptions.None);
newVector2Array.Clear();
//Convert string with RD coordinates into unity coordinates
for (int i = 0; i < splitArray.Length; i++)
{
vector2String = splitArray[i].Split(',');
Vector3WGS newWGSVector3 = new Vector3WGS(
double.Parse(vector2String[0], CultureInfo.InvariantCulture),
double.Parse(vector2String[1], CultureInfo.InvariantCulture),
(i == 0) ? double.Parse(startHeight, CultureInfo.InvariantCulture) + napOffset : double.Parse(endHeight, CultureInfo.InvariantCulture) + napOffset
);
Vector3 unityCoordinate = CoordConvert.WGS84toUnity(newWGSVector3);
newVector2Array.Add(unityCoordinate);
}
return(newVector2Array.ToArray());
}
/// <summary>
/// Write the XML output based on our list of materials and objects+triangles
/// </summary>
public void CreateCollada(bool addGeoLocation = false, Vector3WGS geolocationWGS = default)
{
if (addGeoLocation)
{
generateGeoHeader = true;
geoCoordinates = geolocationWGS;
}
stringWriter = new StringWriter();
writer = new XmlTextWriter(stringWriter);
WriteDocumentHeader();
WriteAssetHeader();
//Library for material Effects
writer.WriteStartElement("library_effects");
foreach (Material material in materials)
{
WriteMaterialEffects(material);
}
writer.WriteEndElement();
//Library for materials
writer.WriteStartElement("library_materials");
foreach (Material material in materials)
{
WriteMaterial(material);
}
writer.WriteEndElement();
//Library for geometries
if (objectsTriangles != null && objectsTriangles.Count > 0)
{
writer.WriteStartElement("library_geometries");
foreach (var mesh in objectsTriangles)
{
WriteGeometry(mesh);
}
writer.WriteEndElement(); //end library_geometries
}
//Library for scenes
writer.WriteStartElement("library_visual_scenes");
writer.WriteStartElement("visual_scene");
writer.WriteAttributeString("id", "DefaultScene");
if (generateGeoHeader)
{
//geolocation (officialy only supported from collada 1.5.1)
writer.WriteStartElement("asset");
writer.WriteStartElement("coverage");
writer.WriteStartElement("geographic_location");
writer.WriteStartElement("longitude");
writer.WriteString(geoCoordinates.lon.ToString(CultureInfo.InvariantCulture));
writer.WriteEndElement(); //end longitude
writer.WriteStartElement("latitude");
writer.WriteString(geoCoordinates.lat.ToString(CultureInfo.InvariantCulture));
writer.WriteEndElement(); //end latitude
writer.WriteStartElement("altitude");
writer.WriteAttributeString("mode", "relativeToGround");
writer.WriteString(geoCoordinates.h.ToString(CultureInfo.InvariantCulture));
writer.WriteEndElement(); //end altitude
writer.WriteEndElement(); //end geographic_location
writer.WriteEndElement(); //end coverage
writer.WriteEndElement(); //end asset
}
if (objectsTriangles != null && objectsTriangles.Count > 0)
{
foreach (var mesh in objectsTriangles)
{
//Create nodes that reference instanced geometry
writer.WriteStartElement("node");
writer.WriteAttributeString("id", mesh.Key);
writer.WriteStartElement("translate");
writer.WriteString(" 0 0 0");
writer.WriteEndElement(); //end translate
writer.WriteStartElement("scale");
writer.WriteString(" 1 1 1");
writer.WriteEndElement(); //end scale
//reference geometry
writer.WriteStartElement("instance_geometry");
writer.WriteAttributeString("url", "#" + mesh.Key + "-geometry");
writer.WriteStartElement("bind_material");
writer.WriteStartElement("technique_common");
writer.WriteStartElement("instance_material");
writer.WriteAttributeString("symbol", mesh.Key + "-symbol");
writer.WriteAttributeString("target", "#" + mesh.Key);
writer.WriteEndElement(); //end instance_material
writer.WriteEndElement(); //end technique_common
writer.WriteEndElement(); //end bind_material
writer.WriteEndElement(); //end instance_geometry
writer.WriteEndElement(); //end node
}
}
writer.WriteEndElement(); //end visual_scene
writer.WriteEndElement(); //end library_visual_scenes
//Scene
writer.WriteStartElement("scene");
writer.WriteStartElement("instance_visual_scene");
writer.WriteAttributeString("url", "#DefaultScene");
writer.WriteEndElement(); // end instance_visual_scene
writer.WriteEndElement(); // end scene
//Close document
writer.WriteEndElement(); // COLLADA
writer.WriteEndDocument();
writer.Flush();
writer.Close();
}
