/// <summary>
/// add topological edges/vertices as constraints for remeshing
/// </summary>
public void AddRemeshConstraints(MeshConstraints constraints)
{
validate_topology();
int set_index = 10;
foreach (EdgeSpan span in Spans)
{
var target = new DCurveProjectionTarget(span.ToCurve());
MeshConstraintUtil.ConstrainVtxSpanTo(constraints, Mesh, span.Vertices, target, set_index++);
}
foreach (EdgeLoop loop in Loops)
{
var target = new DCurveProjectionTarget(loop.ToCurve());
MeshConstraintUtil.ConstrainVtxLoopTo(constraints, Mesh, loop.Vertices, target, set_index++);
}
VertexConstraint corners = VertexConstraint.Pinned;
corners.FixedSetID = -1;
foreach (int vid in JunctionVertices)
{
if (constraints.HasVertexConstraint(vid))
{
VertexConstraint v = constraints.GetVertexConstraint(vid);
v.Target = null;
v.Fixed = true;
v.FixedSetID = -1;
constraints.SetOrUpdateVertexConstraint(vid, v);
}
else
{
constraints.SetOrUpdateVertexConstraint(vid, corners);
}
}
}