void Update()
{
if (_firstUpdate)
{
initDataForTex(ref _data, blittingScript.renderTex);
_previewTexture = new Texture2D(blittingScript.renderTex.width, blittingScript.renderTex.height);
_previewTexture.filterMode = FilterMode.Point;
resultMaterial.SetTexture("_MainTex", _previewTexture);
Glint.requestWaitTimeInFrames = 1;
Glint.RequestAsync(blittingScript.renderTex, _data, onDataRetrieved);
_firstUpdate = false;
}
}
// Callback that calls itself, for continuous (sequential, non-optimal) download.
private void onDataRetrieved()
{
// Upon getting the callback, we look at the data and fill it into a texture
// to display on the "CPU" side of the scene.
fillTextureWithData(_data,
blittingScript.renderTex.width,
blittingScript.renderTex.height,
_previewTexture);
_sb.Remove(0, _sb.Length);
_sb.Append("Render thread map (ms):\t");
_sb.Append(Glint.Profiling.lastRenderMapMs.ToString("F3"));
_sb.Append("\n");
_sb.Append("Render thread memcpy (ms):\t");
_sb.Append(Glint.Profiling.lastRenderCopyMs.ToString("F3"));
_sb.Append("\n");
_sb.Append("Main thread memcpy (ms):\t");
_sb.Append(Glint.Profiling.lastMainCopyMs.ToString("F3"));
textMesh.text = _sb.ToString();
Glint.RequestAsync(blittingScript.renderTex, _data, onDataRetrieved);
}