/// <summary>
/// Creates all the child MeshNodes of a certain node.
/// </summary>
/// <param name="model">Model from which the nodes are to be created.</param>
/// <param name="bone">Bone being checked.</param>
/// <param name="node">Node to which child nodes are to be added.</param>
private void CreateNodes(Model model, ModelBone bone, SceneNode node)
{
bool childFound = false;
//Go through the meshes in the model and try to find one whose parent bone is the
//one for which nodes are being created.
foreach (ModelMesh mesh in model.Meshes)
{
//If we found the mesh we were looking for...
if (mesh.ParentBone == bone)
{
childFound = true;
//Create the MeshPart objects from the XNA ModelMeshPart objects.
List <MeshPart> parts = new List <MeshPart>();
foreach (ModelMeshPart part in mesh.MeshParts)
{
MeshPart newPart = new MeshPart(Root, part.IndexBuffer,
part.NumVertices, part.PrimitiveCount, part.StartIndex,
part.VertexBuffer, part.VertexOffset, null);
parts.Add(newPart);
}
//Create the new mesh node and attach it to the node to which we are
//currently adding children.
MeshNode newMesh = new MeshNode(Root, parts);
node.AttachChild(newMesh);
//Set the mesh transform matrix in the mesh node.
newMesh.MeshTransformMatrix = bone.Transform;
//Go through each child bone of the bone passed in the argument.
foreach (ModelBone b in bone.Children)
{
//Repeat the process but now check the children of the current bone and add
//the nodes to the new mesh node.
CreateNodes(model, b, newMesh);
}
//We already found a mesh whose parent bone matched the current bone so
//we can break and test another child bone or return.
break;
}
}
if (!childFound)
{
foreach (ModelBone b in bone.Children)
{
CreateNodes(model, b, node);
}
}
}
/// <summary>
/// Attaches the node of the component to the node passed in the parameter.
/// </summary>
/// <param name="node">Node to which the node of the component is to be attached.</param>
protected override void Attach(SceneNode node)
{
node.AttachChild(mTextModel);
}
/// <summary>
/// Attaches the node of the component to the node passed in the parameter.
/// </summary>
/// <param name="node">Node to which the node of the component is to be attached.</param>
protected override void Attach(SceneNode node)
{
node.AttachChild(mQuad);
}