public Vector3 CalcVertexPosition(Md5Vertex v, Md5Joint[] joints)
{
Vector3 pos = Vector3.Zero;
for (int i = v.WeightIndex; i < v.WeightIndex + v.WeightCount; ++i)
{
Md5Weight w = Weights[i];
Md5Joint j = joints[w.JointIndex];
pos += w.Value * Transform(w.Position, j);
}
return(pos);
}
protected Matrix4 GetJointMatrix(Md5Joint j)
{
return(Matrix4Extensions.FromTranslation(j.Position) * Matrix4Extensions.FromQuaternion(j.Orientation));
}
protected Vector3 Transform(Vector3 v, Md5Joint j)
{
return(Vector3.Transform(v, GetJointMatrix(j)));
}
protected Vector3 Transform(Vector3 v, Md5Joint j)
{
return Vector3.Transform(v, GetJointMatrix(j));
}
protected Matrix4 GetJointMatrix(Md5Joint j)
{
return Matrix4Extensions.FromTranslation(j.Position) * Matrix4Extensions.FromQuaternion(j.Orientation);
}
public void CreateBuffers(Md5Joint[] joints,Md5Anim anim, float frame)
{
if (v == null)
v=new VertexP3C4T2[Vertices.Length];
for(int i=0;i<Vertices.Length;++i)
{
if(anim==null)
v[i].position = CalcVertexPosition(i,joints);
else
//v[i].position=CalcVertexPosition(i,anim,frame)*0.12f;
v[i].position = CalcInterpolatedVertexPosition(i, anim, frame);
v[i].color.r = 1;
v[i].color.g=1;
v[i].color.b=1;
v[i].color.a=1;
v[i].texture0.X=Vertices[i].TextureU;
v[i].texture0.Y = Vertices[i].TextureV;
}
if(vb==null)
{
vb = Root.Instance.UserInterface.Renderer.CreateDynamicVertexBuffer(Vertices.Length * (3 + 4 + 2) * 4);
vb.Format = VertexFormat.VF_P3C4T2;
}
((DynamicVertexBuffer)vb).Update(v, Vertices.Length * (3 + 4 + 2) * 4);
if (ib == null)
{
ib = new IndexBuffer();
ib.buffer = new int[Triangles.Length * 3];
for (int i = 0; i < Triangles.Length; ++i)
{
ib.buffer[i * 3] = Triangles[i][0];
ib.buffer[i * 3 + 1] = Triangles[i][1];
ib.buffer[i * 3 + 2] = Triangles[i][2];
}
}
}
public Vector3 CalcVertexPosition(Md5Vertex v, Md5Joint[] joints)
{
Vector3 pos=Vector3.Zero;
for (int i = v.WeightIndex; i < v.WeightIndex + v.WeightCount; ++i)
{
Md5Weight w = Weights[i];
Md5Joint j = joints[w.JointIndex];
pos += w.Value * Transform(w.Position, j);
}
return pos;
}
public Vector3 CalcVertexPosition(int index, Md5Joint[] joints)
{
Md5Vertex v = Vertices[index];
return CalcVertexPosition(v, joints);
}
