MeshCreator.GetVertexNearPosition C# (CSharp) Method

    private Vertex GetVertexNearPosition(Vector2 position)
    {
        float selectDistance = HandleUtility.GetHandleSize(position) * baseSelectDistance;
        float minSelectDistance = selectDistance * selectDistance;
        int minIndex = -1;
        float minValue = float.MaxValue;

        float distance = 0;
        for(int i = 0; i < verts.Count; i++) {
            distance = (position - verts[i].position).sqrMagnitude;
            if(distance < minValue) {
                minValue = distance;
                minIndex = i;
            }
        }

        if(minValue > minSelectDistance) return null;
        if(minIndex < 0) return null;

        verts[minIndex].index = minIndex;
        return verts[minIndex];
    }