/// <summary>
/// Manages a scene to be rendered and updated.
/// </summary>
/// <param name="camera">Camera of the scene</param>
/// <param name="canvas">Canvas that this scene binds to.</param>
/// <param name="objects">Objects to be rendered</param>
public Scene(Camera camera, ICanvas canvas, params SceneObject[] objects)
{
if (camera == null)
{
throw new ArgumentNullException();
}
if (canvas == null)
{
throw new ArgumentNullException();
}
this.Camera = camera;
this.Canvas = canvas;
var rootObject = new SceneRootObject(this);
rootObject.Children.AddRange(objects);
this.rootObject = rootObject;
this.Cursor = UICursor.CreateDefault();
this.cursorRoot.Children.Add(this.Cursor);
}
/// <summary>
///
/// </summary>
/// <param name="renderMode"></param>
/// <param name="clientRectangle"></param>
/// <param name="mousePosition">mouse position in window coordinate system.</param>
public void Render(RenderModes renderMode, Rectangle clientRectangle, Point mousePosition)
{
var arg = new RenderEventArgs(renderMode, clientRectangle, this.Camera);
// render objects.
{
SceneRootObject rootObject = this.RootObject;
this.RenderObject(rootObject, arg);
}
// render regular UI.
this.UIRoot.Render(arg);
// render cursor.
UICursor cursor = this.Cursor;
if (cursor.Enabled)
{
cursor.UpdatePosition(mousePosition);
this.cursorRoot.Render(arg);
}
}