public MeshesDialog(Model model, Bone bone)
{
InitializeComponent();
this.model = model;
this.bone = bone;
//Populate meshesComboBox with available meshes
foreach (Mesh mesh in model.Meshes)
{
if (!model.IsMeshAssigned(mesh, model.Children))
{
meshesComboBox.Items.Add(mesh);
}
}
if (meshesComboBox.Items.Count == 0)
{
meshesComboBox.Enabled = false;
}
//Populate meshesListBox with meshes assigned to bone
foreach (Mesh mesh in bone.Meshes)
{
meshesListBox.Items.Add(mesh);
}
}
/// <summary>
/// Construct a new mesh from an ASE GeomObject
/// </summary>
/// <param name="obj">ASE GeomObject to read from</param>
public Mesh(ASE.GeomObject obj)
{
children = new List<Node>();
name = obj.name;
color = Colors.Random();
polygon = new Polygon();
polygon.Material = null;
//Vertices
foreach (ASE.Vector3D v in obj.mesh.verticies)
polygon.Vertices.Add(new Vertex(v.x, v.y, v.z));
//Normals
foreach (ASE.Vector3D v in obj.mesh.vertexNormals)
polygon.Normals.Add(new Vertex(v.x, v.y, v.z));
//Texture coordinates
foreach (ASE.Vector3D uv in obj.mesh.textureCoordinates)
polygon.UVs.Add(new UV(uv.x, uv.y));
//Faces
foreach (ASE.Face face in obj.mesh.faces)
{
Face f = new Face();
foreach (int i in face.vertex)
f.Indices.Add(new Index(i, -1, i));
f.Material = new Material();
polygon.Faces.Add(f);
}
setColor();
bone = null;
}
/// <summary>
/// Construct a new Mesh
/// </summary>
public Mesh()
{
children = new List<Node>();
name = "";
color = Colors.Random();
polygon = new Polygon();
bone = null;
setColor();
}
private void addBone(Bone bone, TreeNode parent)
{
TreeNode node = new TreeNode(bone.Name);
node.ImageKey = "bone";
node.SelectedImageKey = "bone";
node.Tag = bone;
if (parent == null)
this.Nodes.Add(node);
else
parent.Nodes.Add(node);
//Add children
foreach (Node child in bone.Children)
{
if (child is Bone)
addBone((Bone)child, node);
}
}
private void rotate(OpenGL gl, Bone bone)
{
if (!(bone.Parent is Model))
{
if (bone.Parent is Bone)
{
rotate(gl, (Bone)bone.Parent);
}
}
RotateTransform rotation = new RotateTransform();
rotation.FocalPoint = bone.Position;
rotation.Rotation = bone.Rotation;
rotation.Rotate(gl);
}
private void parentTranslation(OpenGL gl, Bone bone)
{
if (!(bone.Parent is Model))
{
if (bone.Parent is Bone)
{
Bone parent = bone.Parent as Bone;
parentTranslation(gl, parent);
gl.Translate(parent.Translation.X,
parent.Translation.Y, parent.Translation.Z);
}
}
}
private void getSelectedMeshes(Bone bone)
{
string selectedMeshes = "";
if (bone.Meshes.Count > 0)
{
foreach (Mesh mesh in bone.Meshes)
{
selectedMeshes += mesh.Name + ", ";
}
selectedMeshes =
selectedMeshes.Substring(0, selectedMeshes.Length - 2);
}
else
{
selectedMeshes = "(none)";
}
meshesLabel.Text = selectedMeshes;
}
private void getSelectedBone(Bone childBone)
{
parentComboBox.Items.Clear();
parentComboBox.Items.Add(Bone.Null);
bool sel = false;
//Add all bones not already parented to a bone and
// the parent of this bone (if any)
foreach (Bone modelBone in model.Bones)
{
if (modelBone != childBone)
{
parentComboBox.Items.Add(modelBone);
if (childBone.Parent == modelBone)
{
sel = true;
parentComboBox.SelectedIndex = parentComboBox.Items.Count - 1;
}
}
}
if (!sel)
parentComboBox.SelectedIndex = 0;
}
private Vertex parentTranslationDiff(Bone bone)
{
Vertex diff = new Vertex(0, 0, 0);
if (!(bone.Parent is Model))
{
if (bone.Parent is Bone)
{
Bone parent = bone.Parent as Bone;
diff += parentTranslationDiff(parent);
diff += parent.Translation;
}
}
return diff;
}
/// <summary>
/// Calculates a given Bone's absolute position after being transformed.
/// </summary>
/// <param name="bone">The Bone to get the position for</param>
/// <returns>The given Bone's absolute position after being transformed</returns>
private Vertex getTransformedPosition(Bone bone)
{
Vertex translation = bone.Position;
translation += Translation;
Bone parent = null;
if (!(bone.Parent is Model))
{
if (bone.Parent is Bone)
{
parent = bone.Parent as Bone;
}
}
if (parent != null)
{
translation += parentTranslationDiff(bone);
translation = Helpers.VertexRotateTransform(
translation, parent.TransformedPosition, parent.Rotation);
}
return translation;
}