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Which control can quickly change color?
I am making an application. There is an array of colors. According to the timer, 60 times per second you need to draw a rectangle filled with color from the array. What is the best control to use to display this rectangle?
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QImage и QPainter, вообще в таком случае лучше хранить 60 картинок чем рисовать их с нуля
У 2D интерфейса, частота обычно около 25-40 кадров в секунду. Лучше использовать OpenGL или Direct3D
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