它会被视为对儿童帧状态栏，也可以在属性对话框中看到。

It will be seen in the child frames status bar and can also be seen in the properties dialog.

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随后，主循环在每次循环时都检查事件、重置绘图状态、绘出圆形的“门户”窗口，然后以动画形式将其失真返回当前时帧。

Then, each pass of the main loop checks for events, resets the draw state, draws the circular "portal" windows, then animates their distortion back to the current time frame.

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帧的局部经过位块传输后保存在缓冲区，最终在屏幕显示。 这种预转换通过帧间转换，对保持色彩状态十分重要。

This pre-conversion is critical for maintaining color state through transitions of different frames as their portions are blitted to the buffer and, eventually, the screen.

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