[Qt-interest] QImage fade

Graeme Gill graeme2 at argyllcms.com
Sun May 8 02:38:46 CEST 2011


Sean Harmer wrote:
> Are you trying to display the fading image in real-time? If so, then I would
> suggest that you use OpenGL. Just draw 2 textured triangles for each image
> such that they form a rectangle.

I'll second that. Very easy to do a smooth fade with OpenGL, while it's hard
with most conventional GUI API's.

Graeme Gill.



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