void SnapToGrid()
{
var isometricGrid = FindObjectOfType <IsometricGrid>();
if (isometricGrid != null)
{
var p0 = _point0;
var p1 = _point1;
var p0Ceiling = new Vector2((float)Math.Ceiling(p0.x / isometricGrid.GridStep) * isometricGrid.GridStep, (float)Math.Ceiling(p0.y / isometricGrid.GridStep) * isometricGrid.GridStep);
var p0Floor = new Vector2(p0Ceiling.x - isometricGrid.GridStep, p0Ceiling.y - isometricGrid.GridStep);
p0Ceiling.x -= p0.x;
p0Ceiling.y -= p0.y;
p0Floor.x -= p0.x;
p0Floor.y -= p0.y;
var p1Ceiling = new Vector2((float)Math.Ceiling(p1.x / isometricGrid.GridStep) * isometricGrid.GridStep, (float)Math.Ceiling(p1.y / isometricGrid.GridStep) * isometricGrid.GridStep);
var p1Floor = new Vector2(p1Ceiling.x - isometricGrid.GridStep, p1Ceiling.y - isometricGrid.GridStep);
p1Ceiling.x -= p1.x;
p1Ceiling.y -= p1.y;
p1Floor.x -= p1.x;
p1Floor.y -= p1.y;
var dx = IsometricSprite.FindMinValues(IsometricSprite.FindMinValues(p0Ceiling.x, p0Floor.x), IsometricSprite.FindMinValues(p1Ceiling.x, p1Floor.x));
var dy = IsometricSprite.FindMinValues(IsometricSprite.FindMinValues(p0Ceiling.y, p0Floor.y), IsometricSprite.FindMinValues(p1Ceiling.y, p1Floor.y));
_point0.x += dx;
_point0.y += dy;
_point1.x += dx;
_point1.y += dy;
_position.x += dx;
_position.y += dy;
}
}
private void VisitNode(IsometricSprite sprite)
{
sprite._visitedFlag = true;
if (sprite.SpritesBehind.Count > 0)
{
foreach (var value in sprite.SpritesBehind)
{
if (!value._visitedFlag)
{
VisitNode(value);
}
}
}
sprite.SetSortOrder(_sortingOrder++);
}
private void Topological(IsometricSprite sprite)
{
foreach (var s in Sprites)
{
if (s != sprite)
{
if (s._point1.x > sprite._point0.x && s._point1.y > sprite._point0.y && s._point0.z < sprite._point1.z)
{
if (!sprite.SpritesBehind.Contains(s))
{
sprite.SpritesBehind.Add(s);
}
}
else
{
if (sprite.SpritesBehind.Contains(s))
{
sprite.SpritesBehind.Remove(s);
}
}
if (sprite._point1.x > s._point0.x && sprite._point1.y > s._point0.y && sprite._point0.z < s._point1.z)
{
if (!s.SpritesBehind.Contains(sprite))
{
s.SpritesBehind.Add(sprite);
}
}
else
{
if (s.SpritesBehind.Contains(sprite))
{
s.SpritesBehind.Remove(sprite);
}
}
}
s._visitedFlag = false;
}
_sortingOrder = 0;
foreach (var s in Sprites)
{
if (!s._visitedFlag)
{
VisitNode(s);
}
}
}
private void VisitNode(IsometricSprite sprite)
{
sprite._visitedFlag = true;
if (sprite.SpritesBehind.Count > 0)
{
foreach (var value in sprite.SpritesBehind)
if (!value._visitedFlag)
VisitNode(value);
}
sprite.SetSortOrder(_sortingOrder++);
}
private void Topological(IsometricSprite sprite)
{
foreach (var s in Sprites)
{
if (s != sprite)
{
if (s._point1.x > sprite._point0.x && s._point1.y > sprite._point0.y && s._point0.z < sprite._point1.z)
{
if (!sprite.SpritesBehind.Contains(s))
sprite.SpritesBehind.Add(s);
}
else
{
if (sprite.SpritesBehind.Contains(s))
sprite.SpritesBehind.Remove(s);
}
if (sprite._point1.x > s._point0.x && sprite._point1.y > s._point0.y && sprite._point0.z < s._point1.z)
{
if (!s.SpritesBehind.Contains(sprite))
s.SpritesBehind.Add(sprite);
}
else
{
if (s.SpritesBehind.Contains(sprite))
s.SpritesBehind.Remove(sprite);
}
}
s._visitedFlag = false;
}
_sortingOrder = 0;
foreach (var s in Sprites)
if (!s._visitedFlag)
VisitNode(s);
}