JBooth.VertexPainterPro.PaintJob.InitMeshConnections C# (CSharp) Method

        public void InitMeshConnections()
        {
            Profiler.BeginSample("Generate Mesh Connections");
             // a half edge representation would be nice, but really just care about adjacentcy for now..
             vertexConnections = new List<int>[meshFilter.sharedMesh.vertexCount];
             for (int i = 0; i < vertexConnections.Length; ++i)
             {
            vertexConnections[i] = new List<int>();
             }
             int[] tris = meshFilter.sharedMesh.triangles;
             for (int i = 0; i < tris.Length; i=i+3)
             {
            int c0 = tris[i];
            int c1 = tris[i + 1];
            int c2 = tris[i + 2];

            List<int> l = vertexConnections[c0];
            if (!l.Contains(c1))
            {
               l.Add(c1);
            }
            if (!l.Contains(c2))
            {
               l.Add(c2);
            }

            l = vertexConnections[c1];
            if (!l.Contains(c2))
            {
               l.Add(c2);
            }
            if (!l.Contains(c0))
            {
               l.Add(c0);
            }

            l = vertexConnections[c2];
            if (!l.Contains(c1))
            {
               l.Add(c1);
            }
            if (!l.Contains(c0))
            {
               l.Add(c0);
            }
             }
             Profiler.EndSample();
        }