public bool PackSpriteSheet(SpriteSheet originalSpriteSheet, bool requirePowTwo, bool requireSquare, int padding,
bool generateMap, int maxWidth, int maxHeight, out SpriteSheet packed)
{
tempSpriteSheet = originalSpriteSheet.BlankClone();
finalSpriteSheetWidth = maxWidth;
finalSpriteSheetHeight = maxHeight;
this.requirePowTwo = requirePowTwo;
this.requireSquare = requireSquare;
this.padding = padding;
var sprites = originalSpriteSheet.Frames;
sprites.Sort(
(i1, i2) =>
{
Size b1 = new Size(i1.Width, i1.Height);
Size b2 = new Size(i2.Width, i2.Height);
int c = -b1.Width.CompareTo(b2.Width);
if (c != 0)
{
return(c);
}
c = -b1.Height.CompareTo(b2.Height);
if (c != 0)
{
return(c);
}
return(0);
}
);
if (!PackBruteForce(originalSpriteSheet.Frames))
{
packed = null;
return(false);
}
Bitmap packedTexture = BuildPackedTexture(originalSpriteSheet);
tempSpriteSheet.ResetTextureFromBitmap(packedTexture);
if (generateMap)
{
int[] keys = new int[finalSpriteMapping.Keys.Count];
finalSpriteMapping.Keys.CopyTo(keys, 0);
foreach (var key in keys)
{
Rect r = finalSpriteMapping[key];
r.Right -= padding;
r.Bottom -= padding;
finalSpriteMapping[key] = r;
}
foreach (var map in finalSpriteMapping)
{
SpriteSheetFrame newFrame = new SpriteSheetFrame(map.Value, tempSpriteSheet);
newFrame.Id = map.Key;
newFrame.TagName = originalSpriteSheet.Frames[newFrame.Id].TagName;
tempSpriteSheet.Frames.Add(newFrame);
}
}
packed = tempSpriteSheet;
testSpriteMapping.Clear();
finalSpriteMapping.Clear();
return(true);
}
