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Search: Posts Made By: roondar
Forum: Coders. Asm / Hardware 24 January 2019, 00:31
Replies: 20
Views: 1,244
Posted By roondar
No, the problem occurs when the CPU writes to...

No, the problem occurs when the CPU writes to copjmp while the Copper is waiting and the Blitter is running.

Using the Copper to write to copjmp is always safe.
Forum: Coders. Asm / Hardware 23 January 2019, 13:11
Replies: 20
Views: 1,244
Posted By roondar
Right and I had misread what you did there. It's...

Right and I had misread what you did there. It's a rather interesting idea to have a 'master' copper list in COP1LC and a 'frame specific' one in COP2LC. Doing things this way does prevent a number...
Forum: Coders. Asm / Hardware 23 January 2019, 12:21
Replies: 20
Views: 1,244
Posted By roondar
Yes, that'll work. It's probably how I'd do it...

Yes, that'll work. It's probably how I'd do it (unless the difference between lists is huge, then I'd prefer simply having to different lists in memory).


That basic idea will work, but do note...
Forum: Coders. Asm / Hardware 23 January 2019, 00:12
Replies: 20
Views: 1,244
Posted By roondar
I'm not sure what you wish to achieve here, but...

I'm not sure what you wish to achieve here, but it is indeed possible to use $1fe as a Copper NOP and change it to be something else later dynamically.

Regarding a 'better way', that would depend...
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