public MeshPoint InsertIntoLine(MeshPoint a, MeshPoint b, Vector3 pos)
{
var dstA = Vector3.Distance(pos, a.localPos);
var dstB = Vector3.Distance(pos, b.localPos);
var sum = dstA + dstB;
float weightA = dstB / sum;
float weightB = dstA / sum;
pos = (a.localPos * dstB + b.localPos * dstA) / sum;
var newVrt = new MeshPoint(a, pos);
meshPoints.Add(newVrt);
var pointTris = a.Triangles();
for (int i = 0; i < pointTris.Count; i++)
{
var tr = pointTris[i];
if (!tr.Includes(b))
{
continue;
}
var auv = tr.GetByVertex(a);
var buv = tr.GetByVertex(b);
var splitUv = tr.GetNotOneOf(a, b);
if (auv == null || buv == null)
{
Debug.LogError("Didn't found a uv");
continue;
}
// var uv = (auv.GetUv(0) * weightA + buv.GetUv(0) * weightA);
// var uv1 = (auv.GetUv(1) * weightA + buv.GetUv(1) * weightA);
// Vertex newUv = null;
// if (Cfg.newVerticesUnique || newVrt.vertices.IsNullOrEmpty())
// newUv = new Vertex(newVrt);
/*else
* {
* foreach (var t in newVrt.vertices)
* if (t.SameUv(uv, uv1))
* newUv = t;
* }*/
//if (newUv == null)
Vertex newUv = new Vertex(newVrt);
tr.AssignWeightedData(newUv, tr.DistanceToWeight(pos));
var trb = new Triangle(tr.vertexes).CopySettingsFrom(tr);
triangles.Add(trb);
tr.Replace(auv, newUv);
if (Cfg.newVerticesUnique)
{
var split = new Vertex(splitUv);
trb.Replace(splitUv, split);
var newB = new Vertex(newUv);
trb.Replace(buv, newB);
}
else
{
trb.Replace(buv, newUv);
}
}
Dirty = true;
if (Cfg.pixelPerfectMeshEditing)
{
newVrt.PixPerfect();
}
return(newVrt);
}
