private void MoveSelectedVertices(Vector2 delta)
{
delta = MathUtility.MoveRectInsideFrame(CalculateRectFromSelection(), frame, delta);
var indices = selection.elements;
foreach (int index in indices)
{
Vector2 v = m_SpriteMeshData.GetPosition(index);
m_SpriteMeshData.SetPosition(index, ClampToFrame(v + delta));
}
Triangulate();
}
