private bool Pack(int size)
{
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = this.padding;
Vector2 zero = Vector2.zero;
DictionaryView <int, AtlasInfo.UVDetail> dictionaryView = new DictionaryView <int, AtlasInfo.UVDetail>();
DictionaryView <int, AtlasInfo.UVDetail> .Enumerator enumerator = this.textures.GetEnumerator();
while (enumerator.MoveNext())
{
KeyValuePair <int, AtlasInfo.UVDetail> current = enumerator.Current;
int width = current.get_Value().width;
KeyValuePair <int, AtlasInfo.UVDetail> current2 = enumerator.Current;
int height = current2.get_Value().height;
AtlasInfo.UVDetail uVDetail = new AtlasInfo.UVDetail();
uVDetail.rotate = false;
DictionaryView <int, AtlasInfo.UVDetail> dictionaryView2 = dictionaryView;
KeyValuePair <int, AtlasInfo.UVDetail> current3 = enumerator.Current;
dictionaryView2.Add(current3.get_Key(), uVDetail);
if (num3 + height + num4 <= size && num2 + width + num4 <= size)
{
uVDetail.x = num2;
uVDetail.y = num3;
uVDetail.width = width;
uVDetail.height = height;
num3 += height + num4;
if (num < num2 + width + num4)
{
num = num2 + width + num4;
}
}
else
{
if (num + width > size || height > size)
{
return(false);
}
num2 = num;
uVDetail.x = num2;
uVDetail.y = 0;
uVDetail.width = width;
uVDetail.height = height;
num3 = height + num4;
num = num2 + width + num4;
}
}
TextureFormat textureFormat = TextureFormat.ARGB32;
if (this.needCompress)
{
textureFormat = TextureFormat.ARGB32;
}
Texture2D texture2D = new Texture2D(size, size, textureFormat, false);
Color[] pixels = new Color[texture2D.width * texture2D.height];
texture2D.SetPixels(pixels);
texture2D.name = string.Concat(new object[]
{
"Auto_UI3D_Atlas_",
size,
"_",
this.counter,
"_format",
textureFormat.ToString()
});
this.counter++;
enumerator.Reset();
while (enumerator.MoveNext())
{
Texture2D texture2D2 = null;
Dictionary <int, Texture2D> dictionary = this.waitForCombineTextures;
KeyValuePair <int, AtlasInfo.UVDetail> current4 = enumerator.Current;
if (!dictionary.TryGetValue(current4.get_Key(), ref texture2D2))
{
texture2D2 = this.atlas;
}
KeyValuePair <int, AtlasInfo.UVDetail> current5 = enumerator.Current;
AtlasInfo.UVDetail value = current5.get_Value();
DictionaryView <int, AtlasInfo.UVDetail> dictionaryView3 = dictionaryView;
KeyValuePair <int, AtlasInfo.UVDetail> current6 = enumerator.Current;
AtlasInfo.UVDetail uVDetail2 = dictionaryView3[current6.get_Key()];
Color[] pixels2 = texture2D2.GetPixels(value.x, value.y, value.width, value.height);
texture2D.SetPixels(uVDetail2.x, uVDetail2.y, value.width, value.height, pixels2);
texture2D.Apply(false, false);
uVDetail2.uvTL = new Vector2((float)uVDetail2.x / (float)texture2D.width, (float)(uVDetail2.y + uVDetail2.height) / (float)texture2D.height);
uVDetail2.uvTR = new Vector2((float)(uVDetail2.x + uVDetail2.width) / (float)texture2D.width, (float)(uVDetail2.y + uVDetail2.height) / (float)texture2D.height);
uVDetail2.uvBL = new Vector2((float)uVDetail2.x / (float)texture2D.width, (float)uVDetail2.y / (float)texture2D.height);
uVDetail2.uvBR = new Vector2((float)(uVDetail2.x + uVDetail2.width) / (float)texture2D.width, (float)uVDetail2.y / (float)texture2D.height);
}
this.textures = dictionaryView;
Object.Destroy(this.atlas);
this.atlas = texture2D;
Shader shader = Singleton <CResourceManager> .GetInstance().GetResource("Shaders/UI/UI3D.shader", typeof(Shader), enResourceType.BattleScene, true, true).m_content as Shader;
this.mat = new Material(shader);
this.mat.SetTexture("_MainTex", this.atlas);
HashSet <Sprite3D> .Enumerator enumerator2 = this.sprites.GetEnumerator();
while (enumerator2.MoveNext())
{
enumerator2.get_Current().SetMaterial(this.mat);
enumerator2.get_Current().SetAutoAtlas(this.atlas, this.textures[enumerator2.get_Current().m_textureGUID]);
}
Dictionary <int, Texture2D> .Enumerator enumerator3 = this.waitForCombineTextures.GetEnumerator();
this.waitForCombineTextures.Clear();
Singleton <CResourceManager> .GetInstance().UnloadUnusedAssets();
return(true);
}
