public SceneGraph(GraphicsDevice graphicsDevice)
{
GraphicsDevice = graphicsDevice;
//init RootNode
RootNode = new SceneNode { Position = new Vector2(0, 0), Rotation = 0.0f, Scale = new Vector2(0, 0) };
}
/// <summary>
/// Draws the specified recursive.
/// </summary>
/// <param name="node">The node.</param>
/// <author>Roy "Kato" Carlitscheck (RC) </author>
/// <copyright>ek-Dev</copyright>
/// <creationDate>05.02.2012 15:21</creationDate>
private void Draw(SceneNode node)
{
if (node.IsVisible && node.HasEntities)
{
foreach (var entity in node.Entities)
{
entity.Draw(this);
}
}
if (node.IsVisible && node.HasChildNodes)
{
foreach (var child in node.ChildNodes)
{
Draw(child);
}
}
}
/// <summary>
/// Updates the specified node recursive
/// </summary>
/// <param name="node">The node.</param>
/// <author>Roy "Kato" Carlitscheck (RC) </author>
/// <copyright>ek-Dev</copyright>
/// <creationDate>05.02.2012 15:20</creationDate>
private void Update(SceneNode node)
{
if (node.HasChildNodes)
foreach (var child in node.ChildNodes)
{
Update(child);
}
foreach (var entity in node.Entities)
{
entity.Update(this);
}
}
/// <summary>
/// Adds a node to the child node collection and sets the parent
/// </summary>
/// <param name="childNode">The child node.</param>
/// <author>Roy "Kato" Carlitscheck (RC) </author>
/// <copyright>ek-Dev</copyright>
/// <creationDate>06.02.2012 17:34</creationDate>
public void AddChildNode(SceneNode childNode)
{
childNode.Parent = this;
ChildNodes.Add(childNode);
}
