public virtual void DrawOverModel(RenderContext context, GameModel model)
{
var camera = context.Camera;
Vector3 center = context.GraphicsDevice.Viewport.Project(new Vector3(model.Position,0), camera.Projection, camera.View, Matrix.Identity);
Position = new Vector2(center.X - Width/2, center.Y - Height/2);
context.SpriteBatch.Begin();
context.SpriteBatch.Draw(m_Texture, Position, DrawRect, new Color(Color.R, Color.G, Color.B, 1.0f), MathHelper.ToRadians(Rotation), Vector2.Zero, ObjectScale, Effect, 1);
context.SpriteBatch.End();
context.Graphics.GraphicsDevice.DepthStencilState = DepthStencilState.Default;
}
public void Update(float dt,RenderContext context,GameModel model)
{
//Project onto a model
var camera = context.Camera;
Vector3 center = context.GraphicsDevice.Viewport.Project(new Vector3(model.Position, 0), camera.Projection, camera.View, Matrix.Identity);
Position = new Vector2(center.X, center.Y);
Velocity += Acceleration * dt;
Position += Velocity * dt;
//Position.Y += 120 * dt;
Rotation += RotSpeed * dt;
TimeSinceStart += dt;
}
/// <summary>
/// overriden from DrawableGameComponent, Update will update all of the active
/// particles.
/// </summary>
///
public void SetProjectionSettings(RenderContext context, GameModel model)
{
m_RenderContext = context;
m_Model = model;
}
protected void RemoveChild(GameModel child)
{
m_Child.Remove(child);
child = null;
}
protected void AddChild(GameModel child)
{
if (child != null)
m_Child.Add(child);
}