hap

This is deliberate, and yes, a lot of video software refuses to process non-multiple of 4 dimensions. It's good as a default, but unfortunately no option is available to override...

I added buffered spriteram here: https://github.com/mamedev/mame/commit/36d8b4cabd980653214fe8925ed267b8edecf831

Better not name the parameter hex, go for something more descriptive like rgb and rgba. In MAME lay files, it's a ```0x``` or ```$``` prefix for hex numbers. ```#``` is...

I can confirm clipping, @cbrunschen can you fix it? Here's a simple test case ``` ``` [simon.zip](https://github.com/user-attachments/files/23841889/simon.zip)

apple2 driver sound output has a DC offset. Another way to hear it is by pausing/unpausing (F5 key), or (at least on Windows) by resizing or dragging the window. This...

Could you use mipsx_cpu_device instead of cpu_device? What is the source of the 27MHz clock? An XTAL? If yes, use one from emu/xtal.cpp, otherwise maybe add a note clarifying it?...

No you don't need to update other drivers, or is that one by you too? It's only an issue when the (cpu) device has its own setters/getters that aren't in...

ref: https://github.com/mamedev/mame/commit/6d18df7a3c23bfdab17018d9c38430065d4af03a from https://github.com/mamedev/mame/pull/13261 As hinted by Kale (discord), seta2.cpp funcube games are broken as well.

It looks like my suggested fix matches nukeykt/Nuked-OPN2: https://github.com/nukeykt/Nuked-OPN2/blob/master/ym3438.c#L308 So, assuming that their implementation is accurate, apparently there's no such thing as a latch_was_written flag.

https://github.com/mamedev/mame/commit/802bce33ebeb98d71a483112f9f7841ff1738f9b If there's a regression, I'll let you know. And if everything's fine, I'll probably make a PR (unless you already applied it).