Re: Double-height and double-width
Posted on 2016-10-15, 23:04
The vgaonly machine type emulates certain details of real VGA cards that other VGA machine types do not. VGA has two basic scan types: 400 lines at ~70 Hz, and 480 lines at ~60 Hz; with most standard video modes based around these. In the case of 320x200, it is double-scanned to 400 lines, and the …