public static SignalEnumerator <Texture2D> Compress24(Texture2D tex)
{
if (obj == null)
{
var go = new GameObject("RPVRTC");
obj = go.AddComponent <CoProvider>();
}
var signal = new SignalEnumerator <Texture2D>();
obj.StartCoroutine(_Compress24(tex, signal));
return(signal);
}
private static IEnumerator _Compress24(Texture2D tex, SignalEnumerator <Texture2D> signal)
{
var width = tex.width;
var height = tex.height;
var resultTexture = new Texture2D(width, height, TextureFormat.PVRTC_RGB4, false, true);
byte[] compressed = null;
Color[] pixels = tex.GetPixels();
yield return(new AsyncExecutor <object>(x =>
{
PvrtcCompress compressor = new PvrtcCompress();
compressed = compressor.EncodeRgb4Bpp(pixels, width, height);
}));
resultTexture.LoadRawTextureData(compressed);
resultTexture.Apply();
signal.Notify(resultTexture);
}