Ejemplo n.º 1
0
    void MyDrawRectOutLine(Texture2D tex)
    {
        float left_bottom_x = center.x - width / 2;
        float right_top_x   = center.x + height / 2;
        float left_bottom_y = center.y - width / 2;
        float right_top_y   = center.y + height / 2;

        int min_x = (int)left_bottom_x;
        int max_x = (int)right_top_x;
        int min_y = (int)left_bottom_y;
        int max_y = (int)right_top_y;

        min_x = MyUtility.Clamp(min_x, 0, tex.width);
        max_x = MyUtility.Clamp(max_x, 0, tex.width);
        min_y = MyUtility.Clamp(min_y, 0, tex.height);
        max_y = MyUtility.Clamp(max_y, 0, tex.height);

        for (int x = min_x; x <= max_x; x++)
        {
            tex.SetPixel(x, max_y, colorOutLine);
        }

        for (int y = min_y; y <= max_y; y++)
        {
            tex.SetPixel(min_x, y, colorOutLine);
            tex.SetPixel(max_x, y, colorOutLine);
        }

        for (int x = min_x; x <= max_x; x++)
        {
            tex.SetPixel(x, min_y, colorOutLine);
        }
    }
Ejemplo n.º 2
0
    public static void GetPointToLineNearestDistance(Vector3 a, Vector3 b, Vector3 c, out Vector3 res, out float distance)
    {
        var CA = c - a;
        var AB = (b - a).normalized;
        var t  = Vector3.Dot(CA, AB);

        t = MyUtility.Clamp(t, 0, (b - a).magnitude);
        var m = t * AB + a;

        distance = Vector3.Distance(c, m);
        res      = m;
    }