/// <summary>
/// Converts geographical coordinate to position in screen space.
/// </summary>
/// <param name="lng">Longitude</param>
/// <param name="lat">Latitude</param>
/// <returns>Screen space position</returns>
public virtual Vector2 GetScreenPosition(double lng, double lat)
{
double mx, my;
GetPosition(lng, lat, out mx, out my);
OnlineMapsBuffer.StateProps lastState = map.buffer.lastState;
mx /= lastState.width;
my /= lastState.height;
Rect mapRect = GetRect();
mx = mapRect.x + mapRect.width * mx;
my = mapRect.y + mapRect.height - mapRect.height * my;
return(new Vector2((float)mx, (float)my));
}
/// <summary>
/// Converts geographical coordinates to position in world space.
/// </summary>
/// <param name="lng">Longitude</param>
/// <param name="lat">Latitude</param>
/// <returns></returns>
public Vector3 GetWorldPosition(double lng, double lat)
{
double mx, my;
GetPosition(lng, lat, out mx, out my);
OnlineMapsBuffer.StateProps lastState = map.buffer.lastState;
double px = -mx / lastState.width * sizeInScene.x;
double pz = my / lastState.height * sizeInScene.y;
Vector3 offset = transform.rotation * new Vector3((float)px, 0, (float)pz);
offset.Scale(map.transform.lossyScale);
return(map.transform.position + offset);
}
/// <summary>
/// Converts geographical coordinate to position in the scene relative to the top-left corner of the map in map space.
/// </summary>
/// <param name="lng">Longitude</param>
/// <param name="lat">Latitude</param>
/// <param name="px">Relative position X</param>
/// <param name="py">Relative position Y</param>
public virtual void GetPosition(double lng, double lat, out double px, out double py)
{
double dx, dy, dtx, dty;
OnlineMapsBuffer.StateProps lastState = map.buffer.lastState;
map.projection.CoordinatesToTile(lng, lat, lastState.zoom, out dx, out dy);
map.projection.CoordinatesToTile(lastState.leftLongitude, lastState.topLatitude, lastState.zoom, out dtx, out dty);
dx -= dtx;
dy -= dty;
int maxX = 1 << (lastState.zoom - 1);
if (dx < -maxX)
{
dx += maxX << 1;
}
px = dx * OnlineMapsUtils.tileSize / lastState.zoomCoof;
py = dy * OnlineMapsUtils.tileSize / lastState.zoomCoof;
}
/// <summary>
/// Converts geographical coordinates to position in world space with elevation.
/// </summary>
/// <param name="lng">Longitude</param>
/// <param name="lat">Laatitude</param>
/// <param name="tlx">Top-left longitude.</param>
/// <param name="tly">Top-left latitude.</param>
/// <param name="brx">Bottom-right longitude.</param>
/// <param name="bry">Bottom-right latitude.</param>
/// <returns>Position in world space.</returns>
public Vector3 GetWorldPositionWithElevation(double lng, double lat, double tlx, double tly, double brx, double bry)
{
double mx, my;
GetPosition(lng, lat, out mx, out my);
OnlineMapsBuffer.StateProps lastState = map.buffer.lastState;
mx = -mx / lastState.width * sizeInScene.x;
my = my / lastState.height * sizeInScene.y;
float y = OnlineMapsElevationManagerBase.GetElevation(mx, my, OnlineMapsElevationManagerBase.GetBestElevationYScale(tlx, tly, brx, bry), tlx, tly, brx, bry);
Vector3 offset = transform.rotation * new Vector3((float)mx, y, (float)my);
offset.Scale(map.transform.lossyScale);
return(map.transform.position + offset);
}
public override Vector2 GetScreenPosition(double lng, double lat)
{
double mx, my;
GetPosition(lng, lat, out mx, out my);
OnlineMapsBuffer.StateProps lastState = map.buffer.lastState;
mx /= lastState.width;
my /= lastState.height;
Rect mapRect = image.GetPixelAdjustedRect();
mx = mapRect.x + mapRect.width * mx;
my = mapRect.y + mapRect.height - mapRect.height * my;
Vector3 worldPoint = new Vector3((float)mx, (float)my, 0);
Matrix4x4 matrix = transform.localToWorldMatrix;
worldPoint = matrix.MultiplyPoint(worldPoint);
return(RectTransformUtility.WorldToScreenPoint(worldCamera, worldPoint));
}
