private IEnumerator WriteTex(RenderTexture rt, bool alpha)
{
//Pull texture off of GPU
var req = AsyncGPUReadback.Request(rt, 0, 0, rt.width, 0, rt.height, 0, 1, alpha ? TextureFormat.RGBA32 : TextureFormat.RGBAFloat);
while (!req.done)
{
yield return(null);
}
RenderTexture.ReleaseTemporary(rt);
string path = GetCaptureFilename();
LogScreenshotMessage("Writing rendered screenshot to " + path.Substring(Paths.GameRootPath.Length));
//Write raw pixel data to a file
//Uses pngcs Unity fork: https://github.com/andrew-raphael-lukasik/pngcs
if (alpha)
{
using (var buffer = req.GetData <Color32>())
yield return(PNG.WriteAsync(buffer.ToArray(), req.width, req.height, 8, true, false, path));
}
else
{
using (var buffer = req.GetData <Color>())
yield return(PNG.WriteAsync(buffer.ToArray(), req.width, req.height, 8, false, false, path));
}
}
