void Start()
    {
        BezierPath path = GetComponent <PathCreator>().path;

        evenPoints = path.CalculateEvenlySpacedPoints(spacing * 2);

        BezierMovement.instance.SetPoints(evenPoints);
    }
示例#2
0
    //---------------------------------------------------------------
    //
    //              HELPER FUNCTIONS
    //
    //---------------------------------------------------------------

    private List <Vector2[]> CreateBezierPath(List <Vector2[]> original)
    {
        var mainAnchorPoints = new List <Vector2>();

        // Find one of the end points
        Vector2 start = Vector2.zero;

        foreach (var line in original)
        {
            foreach (var p in line)
            {
                if (!original.Any(a => a != line && (a[0] == p || a[1] == p)))
                {
                    start = p;
                    break;
                }
            }
            if (start != Vector2.zero)
            {
                break;
            }
        }
        if (start == Vector2.zero)
        {
            return(new List <Vector2[]>());
        }

        mainAnchorPoints.Add(start);
        // Create main path control pointss
        while (original.Count > 0)
        {
            for (int i = 0; i < original.Count; i++)
            {
                var line = original[i];
                if (line[0] == mainAnchorPoints.Last())
                {
                    mainAnchorPoints.Add((mainAnchorPoints.Last() + line[1]) / 2);
                    mainAnchorPoints.Add(line[1]);
                    original.Remove(line);
                    break;
                }
                else if (line[1] == mainAnchorPoints.Last())
                {
                    mainAnchorPoints.Add((mainAnchorPoints.Last() + line[0]) / 2);
                    mainAnchorPoints.Add(line[0]);
                    original.Remove(line);
                    break;
                }
            }
        }

        // Create main path bezier spline
        BezierPath path   = new BezierPath(mainAnchorPoints);
        var        curve  = path.CalculateEvenlySpacedPoints(BiomeSettings.PathBezierSegmentSize);
        var        result = new List <Vector2[]>();

        for (int i = 0; i < curve.Length - 1; i++)
        {
            var p0 = curve[i];
            var p1 = curve[i + 1];
            result.Add(new[] { p0, p1 });
        }

        return(result);
    }