public void Shape(Vector3 dv, ref Dictionary <Guid, MeshUndoInfo> undoInfo)
{
if (IsMirrored)
{
dv.X *= -1.0f;
}
foreach (var p in PartsPoints)
{
MeshUndoInfo info;
if (!undoInfo.TryGetValue(p.Key.Guid, out info))
{
info = new MeshUndoInfo();
undoInfo.Add(p.Key.Guid, info);
}
var point = p.Key.Points[p.Value];
if (!info.Points.ContainsKey(p.Value))
{
info.Points.Add(p.Value, point.Position);
}
point.Position += dv * Coef;
foreach (var id in point.Indices)
{
var v = p.Key.Vertices[id];
v.Position = point.Position;
p.Key.Vertices[id] = v;
}
}
}
public MeshUndoInfo GetUndoInfo()
{
var info = new MeshUndoInfo();
for (int i = 0; i < Points.Count; i++)
{
info.Points.Add(i, Points[i].Position);
}
return(info);
}
public MeshUndoInfo Clone()
{
var result = new MeshUndoInfo();
foreach (var v in Points)
{
result.Points.Add(v.Key, v.Value);
}
return(result);
}
public void Undo(MeshUndoInfo info)
{
foreach (var p in info.Points)
{
var point = Points[p.Key];
point.Position = p.Value;
foreach (var idx in point.Indices)
{
var vertex = Vertices[idx];
vertex.Position = point.Position;
Vertices[idx] = vertex;
}
}
UpdateNormals();
}