private void PrepareData()
{
//����Ǽ�
root = new Skeleton(new Bone("root"), null);
root.Bone.RefPosition = new Vector2D(0.5, 0.5);
root.Bone.SetLocalMatrix(Matrix.Transform2D(0.5, 0.5));
c00 = new Skeleton(new Bone("c00"), root);
c00.Bone.RefPosition = new Vector2D(0.5, 0.5);
c10 = new Skeleton(new Bone("c10"), c00);
c10.Bone.RefPosition = new Vector2D(0.5, 0.35);
c20 = new Skeleton(new Bone("c20"), c10);
c20.Bone.RefPosition = new Vector2D(0.5, 0.2);
IList<Bone> bones = new List<Bone>();
bones.Add(c00.Bone);
bones.Add(c10.Bone);
bones.Add(c20.Bone);
IList<double> weights;
double w0, w1, w2, totalw;
//������Ƥ
//����������Ƥ�����ߣ�Ȩ�ؾ���Ϊ������ƽ��
verts = new List<Vertex>();
for(int i = 0; i < 48; ++i)
{
Vector2D posl = new Vector2D(0.49, 0.51 - i * 0.01);
Vector2D posr = new Vector2D(0.51, 0.51 - i * 0.01);
weights = new List<double>();
w0 = 1.0 / Vector2D.Subtract(posl, c00.Bone.RefPosition).GetLengthSquared();
w1 = 1.0 / Vector2D.Subtract(posl, c10.Bone.RefPosition).GetLengthSquared();
w2 = 1.0 / Vector2D.Subtract(posl, c20.Bone.RefPosition).GetLengthSquared();
totalw = w0 + w1 + w2;
w0 /= totalw;
w1 /= totalw;
w2 /= totalw;
weights.Add(w0);
weights.Add(w1);
weights.Add(w2);
Vertex vertl = new Vertex(posl, bones, weights);
Vertex vertr = new Vertex(posr, bones, weights);
verts.Add(vertl);
verts.Add(vertr);
}
}
//�ݹ�Ļ����Ǽ���
public static void DrawSkeletonDeep(Graphics g, Skeleton sk, int width, int height)
{
DrawSkeleton(g, sk, width, height);
IList<Skeleton> children = sk.Children;
if(children != null)
{
foreach(Skeleton child in children)
{
DrawSkeletonDeep(g, child, width, height);
}
}
}
public static void DrawSkeleton(Graphics g, Skeleton sk, int width, int height)
{
Pen p = new Pen(Color.Black, 1);
Vector2D skpos;
if (sk.Parent == null)
{
skpos = sk.Bone.RefPosition;
}
else
{
skpos = sk.Parent.Bone.TransformPosition(sk.Bone.RefPosition);
}
//������ǰ�����ڵ�
Font font = new Font("Tahoma", 8);
g.DrawString(
sk.Bone.Name,
font,
Brushes.Black,
(float)(width * skpos.X),
(float)(height * skpos.Y)
);
//���������Σ��ѹ�����y�����ʾ������
double refPosx = sk.Bone.RefPosition.X;
double refPosy = sk.Bone.RefPosition.Y;
Vector2D tri0 = sk.Bone.TransformPosition(
new Vector2D(refPosx - 0.02, sk.Bone.RefPosition.Y)
);
Vector2D tri1 = sk.Bone.TransformPosition(
new Vector2D(refPosx + 0.02, sk.Bone.RefPosition.Y)
);
Vector2D tri2 = sk.Bone.TransformPosition(
new Vector2D(refPosx, sk.Bone.RefPosition.Y - 0.1)
);
g.DrawLine(
p,
(float)(width * tri0.X),
(float)(height * tri0.Y),
(float)(width * tri1.X),
(float)(height * tri1.Y)
);
g.DrawLine(
p,
(float)(width * tri0.X),
(float)(height * tri0.Y),
(float)(width * tri2.X),
(float)(height * tri2.Y)
);
g.DrawLine(
p,
(float)(width * tri2.X),
(float)(height * tri2.Y),
(float)(width * tri1.X),
(float)(height * tri1.Y)
);
//}
}
public void RemoveChild(Skeleton child)
{
if (m_children == null) return;
m_children.Remove(child);
}
public void AddChild(Skeleton child)
{
if (m_children == null)
{
m_children = new List<Skeleton>();
}
m_children.Add(child);
child.m_parent = this;
}
public Skeleton(Bone bone, Skeleton parent)
{
m_bone = bone;
m_parent = parent;
m_children = null;
if (m_parent != null)
{
m_parent.AddChild(this);
}
}
public Skeleton()
{
m_parent = null;
m_bone = new Bone("tmp");
m_children = null;
}
