private void GetVertices(Vector2d tileMercPos, Building.BuildingSettings typeSettings, IEnumerable <JSONObject> items, List <Vector3> verts, List <int> indices)
{
foreach (var geo in items)
{
var buildingCorners = new List <Vector3>();
//foreach (var bb in geo["geometry"]["coordinates"].list)
//{
var bb = geo["geometry"]["coordinates"].list[0]; //this is wrong but cant fix it now
for (int i = 0; i < bb.list.Count - 1; i++)
{
var c = bb.list[i];
var dotMerc = GM.LatLonToMeters(c[1].f, c[0].f);
var localMercPos = new Vector2((float)(dotMerc.x - tileMercPos.x), (float)(dotMerc.y - tileMercPos.y));
buildingCorners.Add(localMercPos.ToVector3xz());
}
var height = 0f;
if (typeSettings.IsVolumetric)
{
height = geo["properties"].HasField("height") ? geo["properties"]["height"].f : Random.Range(typeSettings.MinimumBuildingHeight, typeSettings.MaximumBuildingHeight);
}
CreateMesh(buildingCorners, height, typeSettings, ref verts, ref indices);
//}
}
}
private void CreateMesh(List <Vector3> corners, float height, Building.BuildingSettings typeSettings, List <Vector3> verts, List <int> indices)
{
var tris = new Triangulator(corners);
var vertsStartCount = verts.Count;
verts.AddRange(corners.Select(x => new Vector3(x.x, height, x.z)).ToList());
indices.AddRange(tris.Triangulate().Select(x => vertsStartCount + x));
if (typeSettings.IsVolumetric)
{
Vector3 v1;
Vector3 v2;
int ind = 0;
for (int i = 1; i < corners.Count; i++)
{
v1 = verts[vertsStartCount + i - 1];
v2 = verts[vertsStartCount + i];
ind = verts.Count;
verts.Add(v1);
verts.Add(v2);
verts.Add(new Vector3(v1.x, 0, v1.z));
verts.Add(new Vector3(v2.x, 0, v2.z));
indices.Add(ind);
indices.Add(ind + 2);
indices.Add(ind + 1);
indices.Add(ind + 1);
indices.Add(ind + 2);
indices.Add(ind + 3);
}
v1 = verts[vertsStartCount];
v2 = verts[vertsStartCount + corners.Count - 1];
ind = verts.Count;
verts.Add(v1);
verts.Add(v2);
verts.Add(new Vector3(v1.x, 0, v1.z));
verts.Add(new Vector3(v2.x, 0, v2.z));
indices.Add(ind);
indices.Add(ind + 1);
indices.Add(ind + 2);
indices.Add(ind + 1);
indices.Add(ind + 3);
indices.Add(ind + 2);
}
}
private static void SetProperties(JSONObject geo, Building building, Building.BuildingSettings typeSettings)
{
building.name = "building " + geo["properties"]["id"].ToString();
if (geo["properties"].HasField("name"))
{
building.Name = geo["properties"]["name"].str;
}
building.Id = geo["properties"]["id"].ToString();
building.Type = geo["type"].str;
building.SortKey = (int)geo["properties"]["sort_key"].f;
building.Kind = typeSettings.Type.ToString();
building.LanduseKind = typeSettings.Type.ToString();
building.GetComponent <MeshRenderer>().material = typeSettings.Material;
}
