When xvic (GTK3 build on MacOS) is launched with NTSC, the screen is offset far to the right and down. It shows only the first 19.5 columns of the screen and just the top of the bottom border.
Also happens on Linux when using xvic -ntsc. Launching xvic -model vic20ntsc does work, although the window is slightly too wide for the rendering area, resulting in grey bands to the sides of the emulated display.
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I am not sure if this is actually a bug or not :) What is happening here is:
-ntsc only changes the videochip, and machine timing, to NTSC. But the kernal would still be a PAL kernal - and that results in the odd placed window
-model vic20ntsc works as expected, as it actually does what is needed, it also uses a NTSC kernal :)
I agree this might be surprising behaviour - was this different before? If not, i tend to think of this as "feature, not bug" :)
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Also happens on Linux when using
xvic -ntsc. Launchingxvic -model vic20ntscdoes work, although the window is slightly too wide for the rendering area, resulting in grey bands to the sides of the emulated display.I am not sure if this is actually a bug or not :) What is happening here is:
-ntsc only changes the videochip, and machine timing, to NTSC. But the kernal would still be a PAL kernal - and that results in the odd placed window
-model vic20ntsc works as expected, as it actually does what is needed, it also uses a NTSC kernal :)
I agree this might be surprising behaviour - was this different before? If not, i tend to think of this as "feature, not bug" :)
closing this, its how it works - use -model vic20ntsc