public void RegisterImages(ImageWriter imageWriter)
{
// NOTE: This mutates the images as they are registered, to account for trimming that RegisterImage does.
// (Kinda ugly, but too late to come up with something better.)
var cels = AllAnimations().SelectMany(a => a.Frames).SelectMany(f => f.layers);
foreach (var cel in cels)
{
var sprite = cel.spriteRef.ResolveRequire();
var newSprite = imageWriter.RegisterImage(sprite);
if (sprite != newSprite)
{
cel.spriteRef = new SpriteRef(newSprite);
}
}
if (shadowLayers != null)
{
for (int i = 0; i < shadowLayers.Count; i++)
{
var sl = shadowLayers[i];
var shadowSprite = sl.shadowSpriteRef.ResolveRequire();
var newShadowSprite = imageWriter.RegisterImage(shadowSprite);
if (shadowSprite != newShadowSprite)
{
sl.shadowSpriteRef = new SpriteRef(newShadowSprite);
shadowLayers[i] = sl;
}
}
}
}
