void CreateShape(OSMBounds bounds)
{
vertices = new Vector3[(xSize + 1) * (zSize + 1)];
FindMinMax(elevations);
for (int i = 0, z = 0; z <= zSize; z++)
{
for (int x = 0; x <= xSize; x++)
{
vertices[i] = new Vector3((float)(bounds.terrainX + xstep * x), (float)(elevations[x, z] - minHeight), (float)(bounds.terrainY + zstep * z));
i++;
}
}
triangles = new int[xSize * zSize * 6];
int vert = 0;
int tris = 0;
for (int z = 0; z < zSize; z++)
{
for (int x = 0; x < xSize; x++)
{
triangles[tris + 0] = vert + 0;
triangles[tris + 1] = vert + xSize + 1;
triangles[tris + 2] = vert + 1;
triangles[tris + 3] = vert + 1;
triangles[tris + 4] = vert + xSize + 1;
triangles[tris + 5] = vert + xSize + 2;
vert++;
tris += 6;
}
vert++;
}
}
public static void SetUpBounds(OSMBounds bounds, double scale)
{
centreLatLon_ = new Vector2((float)(bounds.minlon + bounds.maxlon) / 2f, (float)(bounds.minlat + bounds.maxlat) / 2f);
double lat = Deg2rad(centreLatLon_.y);
double radius = WGS84EarthRadius(lat);
double pradius = radius * Math.Cos(lat);
double scaleX = scale * GameSizeGameCoordinates / Rad2deg(GameSizeMetres / pradius);
double scaleY = scale * GameSizeGameCoordinates / Rad2deg(GameSizeMetres / radius);
scale_ = new Vector2((float)scaleX, (float)scaleY);
}
// Start is called before the first frame update
public void OnMapLoaded(OSMBounds bounds)
{
mesh = new Mesh();
meshRenderer = GetComponent <MeshRenderer>();
GetComponent <MeshFilter>().mesh = mesh;
xSize = optimizer + 1;
zSize = optimizer + 1;
xstep = bounds.terrainXsize / optimizer;
zstep = bounds.terrainYsize / optimizer;
Interpolate(bounds);
CreateShape(bounds);
UpdateMesh();
}
public MapNode(XmlNode node, OSMBounds bounds)
{
latitude = GetAttribute <float>("lat", node.Attributes);
id = GetAttribute <long>("id", node.Attributes);
longitude = GetAttribute <float>("lon", node.Attributes);
X = MercatorProjection.lonToX(longitude);
Y = MercatorProjection.latToY(latitude);
XmlNodeList tags = node.SelectNodes("tag");
foreach (XmlNode tag in tags)
{
string key = GetAttribute <string>("k", tag.Attributes);
if (key == "natural")
{
isTree = true;
}
}
}
double[,] GetElevation(OSMBounds bounds)
{
double maxX = bounds.maxLon;
double minX = bounds.minLon;
double maxY = bounds.maxLat;
double minY = bounds.minLat;
double deltaX = maxX - minX;
double deltaY = maxY - minY;
double stepX = deltaX / optimizer;
double stepY = deltaY / optimizer;
for (int x = 0; x <= optimizer + 1; x++)
{
Xs.Add(minX + stepX * x);
}
for (int y = 0; y <= optimizer + 1; y++)
{
Ys.Add(minY + stepY * y);
}
locationsJson = new LocationsJSON(Xs, Ys);
return(locationsJson.elevations);
}
void SetBounds(XmlNode boundsNode)
{
bounds = new OSMBounds(boundsNode, actualBounds); //todo change bounds from theoretical to actual
}
void Interpolate(OSMBounds bounds)
{
elevations = GetElevation(bounds);
}
void SetBounds(XmlNode xmlNode)
{
bounds = new OSMBounds(xmlNode);
}
