/// <summary>
/// Sets camera position.
/// </summary>
/// <param name="lat">Latitude in decimal degrees</param>
/// <param name="lon">Longitude in decimal degrees</param>
/// <param name="heading">Heading in decimal degrees</param>
/// <param name="_altitude">Altitude above ground level in meters</param>
/// <param name="tilt">Tilt in decimal degrees</param>
/// <param name="bank">Camera bank (roll) in decimal degrees</param>
public virtual void SetPosition(double lat, double lon, double heading, double _altitude, double tilt, double bank)
{
if (double.IsNaN(lat))
{
lat = this._latitude.Degrees;
}
if (double.IsNaN(lon))
{
lon = this._longitude.Degrees;
}
if (double.IsNaN(heading))
{
heading = this._heading.Degrees;
}
if (double.IsNaN(bank))
{
bank = this._bank.Degrees;
}
m_Orientation = Quaternion4d.EulerToQuaternion(
SMath.DegreesToRadians(lon),
SMath.DegreesToRadians(lat),
SMath.DegreesToRadians(heading));
Vector3d p = Quaternion4d.QuaternionToEulerV3D(m_Orientation);
_latitude.Radians = p.Y;
_longitude.Radians = p.X;
_heading.Radians = p.Z;
if (!double.IsNaN(tilt))
{
Tilt = Angle.FromDegrees(tilt);
}
if (!double.IsNaN(_altitude))
{
this.Altitude = _altitude;
}
this.Bank = Angle.FromDegrees(bank);
}
public override void SetPosition(double lat, double lon, double heading, double _altitude, double tilt, double bank)
{
if (double.IsNaN(lat))
{
lat = this._latitude.Degrees;
}
if (double.IsNaN(lon))
{
lon = this._longitude.Degrees;
}
if (double.IsNaN(heading))
{
heading = this._heading.Degrees;
}
if (double.IsNaN(bank))
{
bank = _targetBank.Degrees;
}
this._targetOrientation = Quaternion4d.EulerToQuaternion(
SMath.DegreesToRadians(lon),
SMath.DegreesToRadians(lat),
SMath.DegreesToRadians(heading));
Vector3d v = Quaternion4d.QuaternionToEulerV3D(this._targetOrientation);
this._targetLatitude.Radians = v.Y;
this._targetLongitude.Radians = v.X;
this._targetHeading.Radians = v.Z;
if (!double.IsNaN(tilt))
{
this.Tilt = Angle.FromDegrees(tilt);
}
if (!double.IsNaN(_altitude))
{
Altitude = _altitude;
}
this.Bank = Angle.FromDegrees(bank);
}
private void InitWorld()
{
Vector3 v = SMath.SphericalToCartesian(startlatitude, startlongitude, World.EarthRadius);
v.Z = (float)startAltitude * 1.0f;
Quaternion4d q = Quaternion4d.EulerToQuaternion(SMath.DegreesToRadians(startlongitude), SMath.DegreesToRadians(startlatitude), 0);
Quaternion qz = Quaternion.RotationAxis(new Vector3(0, 0, 1), (float)SMath.DegreesToRadians(startlatitude));
//q.W = qz.W;
//q.X = qz.X;
//q.Y = qz.Y;
//q.Z = qz.Z;
//TerrainTileService terrainTileService = new TerrainTileService("http://worldwind25.arc.nasa.gov/tile/tile.aspx", "100", 20, 150, "bil", 8, Path.Combine(EarthSetting.CachePath, "Earth\\TerrainAccessor\\SRTM"));
TerrainTileService terrainTileService = new TerrainTileService("http://worldwind25.arc.nasa.gov/tile/tile.aspx", "100", 1, 150, "bil", 6, @"D:\空间数据\重庆H48\bil29107");
TerrainAccessor terrainAccessor = new NltTerrainAccessor("Earth", -180, -90, 180, 90, terrainTileService, null);
World _world = new World("Earth", new Vector3d(0, 0, 0), q, this.worldViewer1, terrainAccessor);
this.worldViewer1.CurrentWorld = _world;
this.worldViewer1.ResetSize();
}
/// <summary>
/// Pan the camera using delta values
/// </summary>
/// <param name="lat">Latitude offset</param>
/// <param name="lon">Longitude offset</param>
public virtual void Pan(Angle lat, Angle lon)
{
if (Angle.IsNaN(lat))
{
lat = this._latitude;
}
if (Angle.IsNaN(lon))
{
lon = this._longitude;
}
lat += _latitude;
lon += _longitude;
// this._orientation = SMath.EulerToQuaternion(
// lon.Radians,
// lat.Radians,
// _heading.Radians);
m_Orientation = Quaternion4d.EulerToQuaternion(
lon.Radians, lat.Radians, _heading.Radians);
Vector3d p = Quaternion4d.QuaternionToEulerV3D(m_Orientation);
// Vector3d v = SMath.QuaternionToEuler(this._orientation);
// if(!double.IsNaN(v.Y))
// {
// this._latitude.Radians = v.Y;
// this._longitude.Radians = v.X;
// }
if (!double.IsNaN(p.Y))
{
_latitude.Radians = p.Y;
_longitude.Radians = p.X;
}
}
