public static MeshSelection ExpandSelection(MeshSelection selection)
{
selection = selection.ToFaces(false);
foreach (PBMesh pbMesh in selection.GetSelectedMeshes().ToArray())
{
ProBuilderMesh mesh = pbMesh.ProBuilderMesh;
IList <Face> selectedFaces = new List <Face>();
mesh.GetFaces(selection.GetFaces(pbMesh).ToArray(), selectedFaces);
HashSet <int> groupsHs = new HashSet <int>();
for (int i = 0; i < selectedFaces.Count; ++i)
{
Face face = selectedFaces[i];
if (!groupsHs.Contains(face.smoothingGroup))
{
groupsHs.Add(face.smoothingGroup);
}
}
IList <int> selectedIndices = new List <int>();
IList <Face> faces = mesh.faces;
for (int i = 0; i < faces.Count; ++i)
{
Face face = faces[i];
if (groupsHs.Contains(face.smoothingGroup))
{
selectedIndices.Add(i);
}
}
selection.SelectedFaces[pbMesh.gameObject] = selectedIndices;
}
return(selection);
}
public override void Drag(Vector3 position, Quaternion rotation, Vector3 scale)
{
base.Drag(position, rotation, scale);
Vector3 lp = MatrixInv.MultiplyPoint(position);
Vector2 delta = new Vector2(-lp.x, -lp.y);
List <Face> faces = new List <Face>();
for (int m = 0; m < Meshes.Length; ++m)
{
ProBuilderMesh mesh = Meshes[m];
Vector2[] origins = Origins[m];
var uvTransforms = UVTransforms[m];
int[] indexes = Indexes[m];
Vector2[] textures = mesh.textures.ToArray();
IList <Vector4> tangents = mesh.tangents;
// Account for object scale
delta *= k_vector3Magnitude / mesh.transform.lossyScale.magnitude;
for (int i = 0; i < indexes.Length; ++i)
{
int index = indexes[i];
var uvTransform = uvTransforms[i];
textures[index] = origins[i] + new Vector2(tangents[index].w * delta.x / uvTransform.scale.x, delta.y / uvTransform.scale.y);
}
mesh.textures = textures;
mesh.GetFaces(Selection.SelectedFaces[mesh.gameObject], faces);
mesh.RefreshUV(faces);
faces.Clear();
}
}
public void ResetUV(MeshSelection selection)
{
if (selection == null)
{
return;
}
if (selection.HasVertices)
{
selection.VerticesToFaces(false);
}
else if (selection.HasEdges)
{
selection.EdgesToFaces(false);
}
List<Face> faces = new List<Face>();
foreach (KeyValuePair<ProBuilderMesh, IList<int>> kvp in selection.SelectedFaces)
{
ProBuilderMesh mesh = kvp.Key;
faces.Clear();
mesh.GetFaces(kvp.Value, faces);
for(int i = 0; i < faces.Count; ++i)
{
faces[i].uv = AutoUnwrapSettings.defaultAutoUnwrapSettings;
}
mesh.RefreshUV(faces);
mesh.ToMesh();
mesh.Refresh();
}
}
public virtual void BeginDrag(MeshSelection selection, Vector3 initialPosition, Quaternion initialRotation)
{
Selection = selection;
if (Selection.HasEdges)
{
Selection.EdgesToFaces(false, false);
}
if (Selection.HasVertices)
{
Selection.VerticesToFaces(false, false);
}
InitialPosition = initialPosition;
InitialRotation = initialRotation;
Matrix = Matrix4x4.TRS(InitialPosition, InitialRotation, Vector3.one);
MatrixInv = Matrix.inverse;
List <ProBuilderMesh> allMeshes = new List <ProBuilderMesh>();
List <Vector2[]> allOrigins = new List <Vector2[]>();
List <Vector2[]> allFaceCenters = new List <Vector2[]>();
List <PBAutoUVConversion.UVTransform[]> allUVTransforms = new List <PBAutoUVConversion.UVTransform[]>();
List <bool[]> allIsManualUv = new List <bool[]>();
List <int[]> allIndexes = new List <int[]>();
HashSet <int> indexes = new HashSet <int>();
List <Vector2> origins = new List <Vector2>();
List <Vector2> faceCenters = new List <Vector2>();
List <PBAutoUVConversion.UVTransform> uvTransforms = new List <PBAutoUVConversion.UVTransform>();
List <bool> isManualUv = new List <bool>();
List <Face> faces = new List <Face>();
foreach (KeyValuePair <ProBuilderMesh, IList <int> > kvp in Selection.SelectedFaces)
{
ProBuilderMesh mesh = kvp.Key;
mesh.GetFaces(kvp.Value, faces);
IList <Vector2> textures = mesh.textures;
for (int f = 0; f < faces.Count; ++f)
{
Face face = faces[f];
IList <int> faceIndexes = face.indexes;
for (int i = 0; i < faceIndexes.Count; ++i)
{
int faceIndex = faceIndexes[i];
if (!indexes.Contains(faceIndex))
{
indexes.Add(faceIndex);
origins.Add(textures[faceIndex]);
faceCenters.Add(GetCenterOfMass(textures, face));
PBAutoUVConversion.UVTransform transform = PBAutoUVConversion.GetUVTransform(mesh, face);
if (!face.manualUV)
{
Vector2 scale = transform.scale;
scale.x = -scale.x;
transform.scale = scale;
}
uvTransforms.Add(transform);
}
}
isManualUv.Add(face.manualUV);
face.manualUV = true;
}
allIndexes.Add(indexes.ToArray());
allOrigins.Add(origins.ToArray());
allFaceCenters.Add(faceCenters.ToArray());
allUVTransforms.Add(uvTransforms.ToArray());
allIsManualUv.Add(isManualUv.ToArray());
allMeshes.Add(mesh);
indexes.Clear();
origins.Clear();
faceCenters.Clear();
uvTransforms.Clear();
isManualUv.Clear();
faces.Clear();
}
Indexes = allIndexes.ToArray();
Origins = allOrigins.ToArray();
FaceCenters = allFaceCenters.ToArray();
UVTransforms = allUVTransforms.ToArray();
IsManualUv = allIsManualUv.ToArray();
Meshes = allMeshes.ToArray();
}