public override MeshSelection SelectHoles()
{
MeshSelection selection = new MeshSelection();
foreach (ProBuilderMesh mesh in m_edgeSelection.Meshes)
{
HashSet <int> indexes = new HashSet <int>();
for (int i = 0; i < mesh.vertexCount; ++i)
{
indexes.Add(i);
}
List <List <Edge> > holes = PBElementSelection.FindHoles(mesh, indexes);
selection.SelectedEdges.Add(mesh, m_edgeSelection.GetCoincidentEdges(holes.SelectMany(e => e).Where(e => !m_edgeSelection.IsSelected(mesh, e))));
m_edgeSelection.Add(mesh, selection.SelectedEdges[mesh]);
}
if (!selection.HasEdges)
{
return(null);
}
return(selection);
}
public override void FillHoles()
{
int filled = 0;
foreach (ProBuilderMesh mesh in m_edgeSelection.Meshes)
{
//MeshSelection selection = new MeshSelection();
//selection.SelectedEdges.Add(mesh, m_edgeSelection.GetEdges(mesh));
//selection.EdgesToVertices(false);
HashSet <int> indexes = new HashSet <int>();
for (int i = 0; i < mesh.vertexCount; ++i)
{
indexes.Add(i);
}
List <List <Edge> > holes = PBElementSelection.FindHoles(mesh, indexes);
mesh.ToMesh();
List <WingedEdge> wings = WingedEdge.GetWingedEdges(mesh);
HashSet <Face> appendedFaces = new HashSet <Face>();
// const bool wholePath = false;
foreach (List <Edge> hole in holes)
{
List <int> holeIndexes;
Face face;
if (!hole.All(e => m_edgeSelection.IsSelected(mesh, e)))
{
continue;
}
//if (wholePath)
//{
// // if selecting whole path and in edge mode, make sure the path contains
// // at least one complete edge from the selection.
// if (!hole.Any(x => common.Contains(x.edge.common.a) &&
// common.Contains(x.edge.common.b)))
// continue;
// holeIndexes = hole.Select(x => x.edge.local.a).ToList();
// face = AppendElements.CreatePolygon(mesh, holeIndexes, false);
//}
//else
{
//IEnumerable<WingedEdge> selected = hole.Where(x => common.Contains(x.edge.common.a));
//holeIndexes = selected.Select(x => x.edge.local.a).ToList();
//holeIndexes = hole.Select(x => x.edge.local.a).ToList();
//face = AppendElements.CreatePolygon(mesh, holeIndexes, true);
holeIndexes = hole.Select(x => x.a).ToList();
face = AppendElements.CreatePolygon(mesh, holeIndexes, true);
}
if (face != null)
{
filled++;
appendedFaces.Add(face);
}
}
mesh.SetSelectedFaces(appendedFaces);
wings = WingedEdge.GetWingedEdges(mesh);
// make sure the appended faces match the first adjacent face found
// both in winding and face properties
foreach (var appendedFace in appendedFaces)
{
var wing = wings.FirstOrDefault(x => x.face == appendedFace);
if (wing == null)
{
continue;
}
using (var it = new WingedEdgeEnumerator(wing))
{
while (it.MoveNext())
{
if (it.Current == null)
{
continue;
}
var currentWing = it.Current;
var oppositeFace = it.Current.opposite != null ? it.Current.opposite.face : null;
if (oppositeFace != null && !appendedFaces.Contains(oppositeFace))
{
currentWing.face.submeshIndex = oppositeFace.submeshIndex;
currentWing.face.uv = new AutoUnwrapSettings(oppositeFace.uv);
PBSurfaceTopology.ConformOppositeNormal(currentWing.opposite);
break;
}
}
}
}
mesh.ToMesh();
mesh.Refresh();
//mesh.Optimize();
}
}