public virtual void Remove(Sprite sprite)
{
ShaderGroup s = GetShaderGroupOrDefault(sprite.Shader);
if (s == null)
{
return;
}
TextureGroup t = s.GetTextureGroupOrDefault(sprite.Texture);
if (t == null)
{
return;
}
lock (group_lock)
{
if (t.group.Contains(sprite))
{
t.group.Remove(sprite);
sprite.Unload();
}
valid = false;
}
count--;
}
public virtual void Add(Sprite sprite)
{
lock (group_lock)
{
ShaderGroup s = GetShaderGroupOrDefault(sprite.Shader);
TextureGroup t = s.GetTextureGroupOrDefault(sprite.Texture);
t.group.Add(sprite);
valid = false;
}
count++;
}
public virtual bool Contains(Sprite sprite)
{
ShaderGroup group = GetShaderGroup(sprite.Shader);
if (group != null)
{
TextureGroup tgroup = group.GetTextureGroup(sprite.Texture);
if (tgroup != null)
{
return(tgroup.group.Contains(sprite));
}
}
return(false);
}
public virtual ShaderGroup GetShaderGroupOrDefault(Shader shader)
{
foreach (ShaderGroup s in group)
{
if (s.key == shader)
{
return(s);
}
}
var ss = new ShaderGroup {
key = shader
};
group.Add(ss);
return(ss);
}
public virtual void ForEach(Action <Sprite> callBack)
{
List <Sprite> invalids = new List <Sprite>();
List <TextureGroup> invalid_group = new List <TextureGroup>();
foreach (ShaderGroup shader in group)
{
foreach (TextureGroup texture in shader.group)
{
foreach (Sprite sprite in texture.group)
{
if (sprite.Texture.ID != texture.key.ID)
{
invalids.Add(sprite);
invalid_group.Add(texture);
continue;
}
callBack(sprite);
}
}
}
for (int i = 0; i < invalids.Count; i++)
{
Sprite sprite = invalids[i];
TextureGroup t = invalid_group[i];
ShaderGroup s = GetShaderGroupOrDefault(sprite.Shader);
lock (group_lock)
{
if (t.group.Contains(sprite))
{
t.group.Remove(sprite);
}
}
Add(sprite);
}
invalids.Clear();
}