[Interest] How to make QImage aware of updated memory buffer?

[Thiago Macieira]

On Saturday 31 August 2024 15:33:39 GMT-7 David M. Cotter wrote:
> I manually twiddle the memory returned by bits(), and i want the cacheKey to
> be invaliated, so it knows the image cached on the video card is stale. I
> want to mix QPainter calls with my manual bit-twiddles. There doesn't seem
> to be a way to do this.

The cache key is invalidated the moment you call bits()

If it stays the same, it's because it was not cached by anything.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Principal Engineer - Intel DCAI Platform & System Engineering
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