Trying to find a way to capture a window that contains transparency that also works when the window is covered by another.

I tried the function [PrintWindow] but it doesn't store the transparency information in the hdc.
If possible using gdi+.


https://docs.microsoft.com/en-us/win...er-printwindow

That's unfortunate regarding GDI.

SoldierOfLight said:

The Windows CPU scheduler doesn't have a guarantee of being able to wake up threads at such a small granularity. What you're talking about here is submitting a frame, having the compositor wake up and consume that frame, and then allowing the ap…

It is defined at the bottom of the code, and is called from WM_PAINT. This function blits the double buffer to the screen. The program fades a bitmap in and out using a loop. I'm reading a little more and found that 256 color bitmaps require an RGBQUAD struct to be initialized with a palette.

Phil, you're refusing to take advice that you asked for. This is the sort of behavior that has raised hackles numerous times in the past. 

This thread is closed. 

You can use those, but then you have to call ValidateRect manually.