High H_scale appears to render incorrectly

[Yazwh0]

Scaling is applied to the 640px wide buffer, so we should only see 640*scale pixels.

vs actual hardware

prg: https://discord.com/channels/547559626024157184/549247967945687071/1025460796836290584

[Yazwh0]

Source: https://discord.com/channels/547559626024157184/549247967945687071/1025463652804997161

[indigodarkwolf]

Not forgotten, just low-priority.