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Forum: Coders. Asm / Hardware 13 June 2018, 14:01
Replies: 11
Views: 481
Posted By meynaf
Too bad indeed as it's not a memory eater, is...

Too bad indeed as it's not a memory eater, is fast, produces good code, and supports the whole 68k family including mmu/fpu, though it has a few bugs/issues (that can be avoided if you know them).
...
Forum: Retrogaming General Discussion 13 June 2018, 13:47
Replies: 44
Views: 1,774
Posted By meynaf
It seems LCD do not like fast moving things. Or...

It seems LCD do not like fast moving things. Or maybe this is just automatic motion blur :p
Forum: Coders. Releases 13 June 2018, 08:04
Replies: 37
Views: 1,940
Posted By meynaf
It uses similar algorithms than FLAC and thus...

It uses similar algorithms than FLAC and thus isn't expected to be any faster.
Forum: Amiga scene 12 June 2018, 22:13
Replies: 624
Views: 24,725
Posted By meynaf
Seems we don't define "limited resources" in the...

Seems we don't define "limited resources" in the same way.



It does not need to possess anything particularly unique. It's just a nice mix of everything one needs ; matter of balance rather...
Forum: Amiga scene 12 June 2018, 21:12
Replies: 624
Views: 24,725
Posted By meynaf
PPC could not really replace 68k and there are...

PPC could not really replace 68k and there are good reasons for this.
ARM will not fare better and for the same reasons.

The whole problem is that many people don't value the isa because they...
Forum: Amiga scene 12 June 2018, 19:28
Replies: 624
Views: 24,725
Posted By meynaf
It is the basis of everything and people just...

It is the basis of everything and people just don't care. Instruction set is the most overlooked part, the reason why todays computing is so boring.
Forum: Coders. Releases 12 June 2018, 10:31
Replies: 37
Views: 1,940
Posted By meynaf
In the archive there is only binary and source...

In the archive there is only binary and source code. No such thing as "description". And no, I won't decipher all that code just for a format that does not interest me much.
And anyway this format...
Forum: Coders. Releases 12 June 2018, 09:11
Replies: 37
Views: 1,940
Posted By meynaf
This package requires Delfina DSP board, i.e....

This package requires Delfina DSP board, i.e. it's useless for me.
Forum: Coders. General 11 June 2018, 15:43
Replies: 18
Views: 727
Posted By meynaf
Of course. So you need to detect this case and...

Of course. So you need to detect this case and wait only 1 vbl.

If you draw more than one frame allows, you will have one vbl interrupt during that. Then the counter will be decremented. Then you...
Forum: Coders. General 11 June 2018, 14:45
Replies: 18
Views: 727
Posted By meynaf
I use a frame counter for this. For running in...

I use a frame counter for this.
For running in 2 frames, it is set to be 2. Then it is decremented every frame (in the vertical blank interrupt).

In main program, in the loop :
- draw your...
Forum: Amiga scene 11 June 2018, 08:01
Replies: 624
Views: 24,725
Posted By meynaf
You did not get insulted in any way. But when you...

You did not get insulted in any way. But when you write wrong things what can you expect in return ?
You say you want facts but that one will not attract coders with a bogus instruction set is a...
Forum: support.Apps 11 June 2018, 07:33
Replies: 9
Views: 415
Posted By meynaf
This doesn't work with directories.

This doesn't work with directories.
Forum: support.Apps 09 June 2018, 16:20
Replies: 9
Views: 415
Posted By meynaf
That would indeed have been a safe thing to do...

That would indeed have been a safe thing to do but now it's too late as there already are files/dirs with these characters around.
Forum: support.Apps 09 June 2018, 15:18
Replies: 9
Views: 415
Posted By meynaf
It does not work because it confuses...

It does not work because it confuses pattern-matching.
This is why using special characters in filenames is not recommended.
Similar story with "~", "#", "?".

Even though you can trick lha (not...
Forum: Amiga scene 09 June 2018, 13:45
Replies: 17
Views: 692
Posted By meynaf
The faster the cpu, the more effect the fastmem...

The faster the cpu, the more effect the fastmem has. Thus I'm afraid 14mhz 68020 is too low and that converting 512k from chip to fast wouldn't have made much of a difference ; better yes, but...
Forum: support.Other 07 June 2018, 10:06
Replies: 3
Views: 165
Posted By meynaf
I don't know the exact theory behind. It seems to...

I don't know the exact theory behind. It seems to happen at the transition between two sounds (or from silence to a sample, or from a sample to silence, sometimes even when looping) when the output...
Forum: support.Other 06 June 2018, 21:59
Replies: 3
Views: 165
Posted By meynaf
Two possibles issues i can see : 1. It is...

Two possibles issues i can see :

1.
It is a detail in the music you never noticed before.
This can happen sometimes ; you listened to the same music a gazillion times and one detail, one day,...
Forum: Retrogaming General Discussion 06 June 2018, 15:12
Replies: 44
Views: 1,774
Posted By meynaf
Frankly i don't miss the scanlines. But the...

Frankly i don't miss the scanlines. But the natural antialiasing effect yes -- these lcd are too pixelated.
Forum: Coders. Asm / Hardware 04 June 2018, 09:17
Replies: 31
Views: 1,247
Posted By meynaf
Word access on odd addresses are normal speed if...

Word access on odd addresses are normal speed if not crossing a longword boundary (i think). That would make only 25% accesses slower than normal one. But in chipmem and no dcache i'm not sure.
...
Forum: Amiga scene 04 June 2018, 08:34
Replies: 624
Views: 24,725
Posted By meynaf
Anyone can license arm and start building SoC...

Anyone can license arm and start building SoC based on them. For x86 it's a little more complicated.
Besides, x86 has too much legacy to handle for being power efficient.
Forum: Coders. Releases 02 June 2018, 09:48
Replies: 37
Views: 1,940
Posted By meynaf
Finally a program able to encode these layer1 !...

Finally a program able to encode these layer1 ! (First try ended in 8000000F but hopefully winuae can emulate fpu.)
Thanks.

The goal is to have reference streams for a multi-format player, not...
Forum: Coders. Asm / Hardware 01 June 2018, 18:07
Replies: 31
Views: 1,247
Posted By meynaf
If there isn't enough memory for keeping mirrored...

If there isn't enough memory for keeping mirrored copies of the same tile, then you might use some kind of graphical cache holding the last few ones that were used.

If you want to do that purely...
Forum: project.EAB 01 June 2018, 14:32
Replies: 163
Views: 7,004
Posted By meynaf
And these visitors use a different email address...

And these visitors use a different email address for every account they create ?
Forum: Amiga scene 31 May 2018, 16:52
Replies: 624
Views: 24,725
Posted By meynaf
What difference would you want to make then ? ...

What difference would you want to make then ?



When i wrote "unreadable", i didn't ask for an explanation. I just wanted to point that what the thing does isn't obvious and requires some amount...
Forum: Retrogaming General Discussion 30 May 2018, 16:15
Replies: 5
Views: 327
Posted By meynaf
You could find a few links there but i don't know...

You could find a few links there but i don't know the status of these games :
http://eab.abime.net/showthread.php?t=43312

Ambermoon english was missing a few texts but this one is complete now.
...
Forum: support.Apps 29 May 2018, 09:08
Replies: 6
Views: 510
Posted By meynaf
I use PhxAss. It's the only asm providing all...

I use PhxAss.
It's the only asm providing all the features i need and is fast enough.
Forum: Retrogaming General Discussion 28 May 2018, 15:38
Replies: 5
Views: 327
Posted By meynaf
Feasible yes, though I don't know for these games...

Feasible yes, though I don't know for these games in particular, but it requires some bit of effort so the most difficult is to find some coder who has the time to spend on this.
Some games have...
Forum: support.Apps 28 May 2018, 08:52
Replies: 6
Views: 510
Posted By meynaf
Common yes, but the used syntax misses the index...

Common yes, but the used syntax misses the index size.
You may try cmp.b (a1,d2.w),d3 instead.
Forum: Amiga scene 26 May 2018, 09:28
Replies: 624
Views: 24,725
Posted By meynaf
I heard IBM Power did that in the past, and the...

I heard IBM Power did that in the past, and the hint bit is now ignored because ordinary branch prediction works better.
Hints in the code also take space, btw. Encoding space is valuable and there...
Forum: Amiga scene 25 May 2018, 21:36
Replies: 624
Views: 24,725
Posted By meynaf
Yes, in general. Especially when loading...

Yes, in general. Especially when loading projects, opening files, etc.
Believe me, VS2015 that i have here is very slow.



Not that much for people who don't code, really.



Yes but...
Forum: Amiga scene 25 May 2018, 20:00
Replies: 624
Views: 24,725
Posted By meynaf
Of course it's not the hypothetical native speed,...

Of course it's not the hypothetical native speed, but even native apps don't reach this :D



That really depend what you're doing.
Some Amiga C compilers are way faster than VS on the pc....
Forum: Amiga scene 25 May 2018, 19:33
Replies: 624
Views: 24,725
Posted By meynaf
:agree

:agree
Forum: Amiga scene 25 May 2018, 19:30
Replies: 624
Views: 24,725
Posted By meynaf
Have i been so rude ? Why destroying posts like...

Have i been so rude ? Why destroying posts like this ? :shocked



Unreadable to say the least !



For what ?
Forum: Amiga scene 25 May 2018, 19:18
Replies: 624
Views: 24,725
Posted By meynaf
Of course but if you design your carriage for use...

Of course but if you design your carriage for use with donkeys, mules or whatever, you'll be real sorry the day the horse comes and it doesn't work together anymore !
Besides, as said previously,...
Forum: Amiga scene 25 May 2018, 19:08
Replies: 624
Views: 24,725
Posted By meynaf
I know it's not exactly everything, but...

I know it's not exactly everything, but nevertheless close enough.
Load/store unit has to handle addresses twice as large.
And ya better have bigger caches because you have more data to fit.
Of...
Forum: Amiga scene 25 May 2018, 17:22
Replies: 624
Views: 24,725
Posted By meynaf
So the hardware has to be made asap. Else it is...

So the hardware has to be made asap.
Else it is putting the carriage before the horse.



If you're speaking about the OS rather the hardware, then classic may be outdated and missing much, but...
Forum: Amiga scene 25 May 2018, 14:45
Replies: 624
Views: 24,725
Posted By meynaf
Of course but it had some advantages perhaps even...

Of course but it had some advantages perhaps even the amiga creators did not foresee... Or at least many users didn't !



This has nothing to do with the operating system. This is about the...
Forum: Amiga scene 25 May 2018, 07:47
Replies: 624
Views: 24,725
Posted By meynaf
What we want here is "like Amiga did". If what...

What we want here is "like Amiga did".
If what you want is "like Apple do" then get an Apple and leave us alone.
Forum: Amiga scene 24 May 2018, 19:47
Replies: 624
Views: 24,725
Posted By meynaf
Frankly i don't give a shit about the...

Frankly i don't give a shit about the compatibility. My goal is a machine which would retain the advantages of the miggy while raising it at reasonable performance levels.
Running old programs is...
Forum: Amiga scene 24 May 2018, 18:04
Replies: 624
Views: 24,725
Posted By meynaf
My ISA isn't an "intermediate representation". It...

My ISA isn't an "intermediate representation". It is made to be used on its own. I have a (slow but relative complete) software VM for it. It's even better than 68k to code on.
What do you want, use...
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