public static Rectangle Compile(IEnumerable <SpriteAtlasEntry> Entries)
{
var entries = Entries.ToList();
entries.Sort((A, B) =>
{
return((B.AtlasBounds.Width * B.AtlasBounds.Height) - (A.AtlasBounds.Width * A.AtlasBounds.Height));
});
// Find smallest power of 2 sized texture that can hold the largest entry.
var largestEntry = entries[0];
var texSize = new Rectangle(0, 0, 1, 1);
while (texSize.Width < largestEntry.AtlasBounds.Width)
{
texSize.Width *= 2;
}
while (texSize.Height < largestEntry.AtlasBounds.Height)
{
texSize.Height *= 2;
}
texSize = BspSubdivision.ExpandHorizontal(texSize, texSize, entries);
return(texSize);
}
public static Atlas Compile(List <Entry> Entries)
{
Entries.Sort((A, B) =>
{
return((B.Rect.Width * B.Rect.Height) - (A.Rect.Width * A.Rect.Height));
});
// Find smallest power of 2 sized texture that can hold the largest entry.
var largestEntry = Entries[0];
var texSize = new Rectangle(0, 0, 1, 1);
while (texSize.Width < largestEntry.Rect.Width)
{
texSize.Width *= 2;
}
while (texSize.Height < largestEntry.Rect.Height)
{
texSize.Height *= 2;
}
// Be sure to pass a copy of the list since the algorithm modifies it.
texSize = BspSubdivision.ExpandHorizontal(texSize, texSize, new List <Entry>(Entries));
return(new Atlas {
Dimensions = texSize, Textures = Entries
});
}
