public override IEnumerator LoadBytesRoutine(NativeSlice <byte> data, bool linear = false)
{
var orientation = TextureOrientation.UNITY_DEFAULT;
var ktx = new KtxNativeInstance(data);
if (ktx.valid)
{
orientation = ktx.orientation;
if (ktx.ktxClass == KtxClassId.ktxTexture2_c)
{
if (ktx.needsTranscoding)
{
yield return(Transcode(ktx, linear));
}
else
{
Debug.LogError("Only supercompressed KTX is supported");
}
}
else
{
Debug.LogError("Only KTX 2.0 is supported");
}
}
ktx.Unload();
OnTextureLoaded(texture, orientation);
}
protected override IEnumerator LoadBytesRoutine(NativeArray <byte> data)
{
Texture2D texture = null;
var ktx = new KtxNativeInstance(data);
if (ktx.valid)
{
// TODO: Maybe do this somewhere more central
TranscodeFormatHelper.Init();
var formats = GetFormat(ktx, ktx);
if (formats.HasValue)
{
var gf = formats.Value.format;
#if KTX_VERBOSE
Debug.LogFormat("Transcode to GraphicsFormat {0} ({1})", gf, formats.Value.transcodeFormat);
#endif
Profiler.BeginSample("KtxTranscode");
var job = new KtxTranscodeJob();
var jobHandle = ktx.LoadBytesJob(
ref job,
formats.Value.transcodeFormat
);
Profiler.EndSample();
while (!jobHandle.IsCompleted)
{
yield return(null);
}
jobHandle.Complete();
if (job.result[0] == KtxErrorCode.KTX_SUCCESS)
{
Profiler.BeginSample("LoadBytesRoutineGPUupload");
uint width = ktx.baseWidth;
uint height = ktx.baseHeight;
if (formats.Value.format == GraphicsFormat.RGBA_DXT5_SRGB && !ktx.hasAlpha)
{
// ktx library automatically decides to use the smaller DXT1 instead of DXT5 if no alpha
gf = GraphicsFormat.RGBA_DXT1_SRGB;
}
texture = new Texture2D((int)width, (int)height, gf, TextureCreationFlags.None);
try {
ktx.LoadRawTextureData(texture);
}
catch (UnityException) {
Debug.LogError(ERR_MSG_TRANSCODE_FAILED);
texture = null;
}
Profiler.EndSample();
}
else
{
Debug.LogError(ERR_MSG_TRANSCODE_FAILED);
}
job.result.Dispose();
}
}
ktx.Unload();
OnTextureLoaded(texture);
}