/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="camera">The renderer camera that is to be manipulated by the new instance.</param>
/// <param name="window">The window in which the scene is drawn.</param>
/// <param name="ellipsoid">The ellipsoid defining the shape of the globe.</param>
public CameraLookAtPoint(Camera camera, GraphicsWindow window, Ellipsoid ellipsoid)
{
if (camera == null)
{
throw new ArgumentNullException("camera");
}
if (window == null)
{
throw new ArgumentNullException("window");
}
_camera = camera;
_window = window;
_centerPoint = camera.Target;
_zoomFactor = 5.0;
_zoomRateRangeAdjustment = ellipsoid.MaximumRadius;
_maximumZoomRate = Double.MaxValue;
_minimumZoomRate = ellipsoid.MaximumRadius / 100.0;
_rotateFactor = 1.0 / ellipsoid.MaximumRadius;
_rotateRateRangeAdjustment = ellipsoid.MaximumRadius;
_maximumRotateRate = 1.0;
_minimumRotateRate = 1.0 / 5000.0;
// TODO: Should really be:
// _range = (camera.Eye - camera.Target).Magnitude;
_range = ellipsoid.MaximumRadius * 2.0;
MouseEnabled = true;
}
public void SaveLoadView()
{
string filename = "view.xml";
Camera camera = new Camera();
camera.Eye = Vector3D.Zero;
camera.Target = -Vector3D.UnitZ;
camera.Up = Vector3D.UnitY;
try
{
camera.SaveView(filename);
Camera camera2 = new Camera();
camera2.LoadView(filename);
Assert.IsTrue(camera.Eye.Equals(camera2.Eye));
Assert.IsTrue(camera.Target.Equals(camera2.Target));
Assert.IsTrue(camera.Up.Equals(camera2.Up));
}
catch
{
throw;
}
finally
{
File.Delete(filename);
}
}
public SceneState()
{
DiffuseIntensity = 0.65f;
SpecularIntensity = 0.25f;
AmbientIntensity = 0.10f;
Shininess = 12;
Camera = new Camera();
SunPosition = new Vector3D(200000, 0, 0);
ModelMatrix = Matrix4D.Identity;
HighResolutionSnapScale = 1;
}
public static void Execute(string filename, GraphicsWindow window, Camera camera)
{
if (File.Exists(filename))
{
camera.LoadView(filename);
}
window.Keyboard.KeyDown += delegate(object sender, KeyboardKeyEventArgs e)
{
if (e.Key == KeyboardKey.Space)
{
camera.SaveView(filename);
}
};
}
public CameraFly(Camera camera, GraphicsWindow window)
{
if (camera == null)
{
throw new ArgumentNullException("camera");
}
if (window == null)
{
throw new ArgumentNullException("window");
}
_camera = camera;
_window = window;
InputEnabled = true;
}
/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="camera">The renderer camera that is to be manipulated by the new instance.</param>
/// <param name="window">The window in which the scene is drawn.</param>
/// <param name="ellipsoid">The ellipsoid defining the shape of the globe.</param>
public CameraLookAtPoint(Camera camera, GraphicsWindow window) :
this(camera, window, Ellipsoid.UnitSphere)
{
}