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Forum: Retrogaming General Discussion 01 April 2020, 12:38
Replies: 18
Views: 379
Posted By meynaf
Easiest solution is to never remove power ups....

Easiest solution is to never remove power ups. Then the player is expected to have them when starting a new level.

If really you need to remove them between levels, convert them into something...
Forum: support.Apps 30 March 2020, 09:28
Replies: 7
Views: 403
Posted By meynaf
Closing wb drawers isn't explicitly needed, just...

Closing wb drawers isn't explicitly needed, just close wb itself.
For running apps, i guess you could just open a popup asking the user to close all of them.
But this brings the question : why...
Forum: request.Modules 25 March 2020, 18:52
Replies: 16
Views: 747
Posted By meynaf
Differences aren't slight. There are several very...

Differences aren't slight. There are several very different songs in the adventure game (they are sub-songs in the custom module). And it is exactly what you get from the page i linked to...

Here...
Forum: request.Modules 25 March 2020, 17:55
Replies: 16
Views: 747
Posted By meynaf
What makes you tell it's the arcade version ? I...

What makes you tell it's the arcade version ? I played the point'n'click adventure 'til the end and i could recognise the music from that rip...
Forum: request.Modules 25 March 2020, 08:42
Replies: 16
Views: 747
Posted By meynaf
At least Last Crusade is available from Wanted...

At least Last Crusade is available from Wanted Team page :
http://wt.exotica.org.uk/customs.html
Forum: Coders. General 22 March 2020, 07:48
Replies: 13
Views: 672
Posted By meynaf
There is one and it is MOVEP.

There is one and it is MOVEP.
Forum: Coders. Asm / Hardware 16 March 2020, 13:22
Replies: 17
Views: 873
Posted By meynaf
That means the colors are regularly spaced which...

That means the colors are regularly spaced which isn't the best option for quality, or you need more comparisons to support the extra ones. With my simple LUT i could use any palette without speed...
Forum: Coders. Asm / Hardware 16 March 2020, 08:43
Replies: 17
Views: 873
Posted By meynaf
I used 2R, 3G, 1B approximation for my ham8...

I used 2R, 3G, 1B approximation for my ham8 renderer and it gave good quality and speed.

If you want to convert to ham (regardless if this is ham6 or ham8) you have two ways of doing.

The fast...
Forum: Coders. General 11 March 2020, 20:10
Replies: 17
Views: 634
Posted By meynaf
Have you considered using fixed point or changing...

Have you considered using fixed point or changing rounding method ?
Forum: Coders. General 11 March 2020, 17:18
Replies: 17
Views: 634
Posted By meynaf
I haven't said otherwise. It's just that they...

I haven't said otherwise.
It's just that they do only small part of a correct setup and work on a limited amount of machines (and don't multitask properly, etc). It indeed makes it a lot easier to...
Forum: Coders. General 11 March 2020, 16:18
Replies: 17
Views: 634
Posted By meynaf
Which, again, doesn't work out of the box. At...

Which, again, doesn't work out of the box. At least not for me.
Forum: Coders. General 11 March 2020, 16:08
Replies: 17
Views: 634
Posted By meynaf
No, i haven't. Neither of them accept...

No, i haven't.



Neither of them accept to work on my setup.
Forum: Coders. General 11 March 2020, 15:54
Replies: 17
Views: 634
Posted By meynaf
Is some code snippet available somewhere ? What...

Is some code snippet available somewhere ?
What i've seen so far is much code.
Forum: Coders. General 11 March 2020, 14:45
Replies: 17
Views: 634
Posted By meynaf
In todays windows world, really ? Considering...

In todays windows world, really ?
Considering the amount of work to do for just a simple 2D screen setup and for just playing a sound, i seriously doubt anything useful can be done with such a small...
Forum: Coders. General 11 March 2020, 13:54
Replies: 17
Views: 634
Posted By meynaf
I completely fail to see the point in attempting...

I completely fail to see the point in attempting to shave bytes out of a Windows executable...
Forum: Coders. Asm / Hardware 10 March 2020, 08:17
Replies: 4
Views: 381
Posted By meynaf
I don't know for vasm but phxass allows setting...

I don't know for vasm but phxass allows setting CARG directly, like this :
CARG set NARG
Forum: Coders. Asm / Hardware 07 March 2020, 19:16
Replies: 10
Views: 561
Posted By meynaf
That it is safe or not depends how the program is...

That it is safe or not depends how the program is run.
If booting directly into game or demo from floppy, then no problem.
But if it is run from OS, then any memory protection tool will give a hit,...
Forum: Retrogaming General Discussion 07 March 2020, 12:24
Replies: 23
Views: 1,548
Posted By meynaf
I would create a new cpu, similar to 68k but...

I would create a new cpu, similar to 68k but different, with the same original design goals that made the 68k but taking programming experience into account so it is even more a beauty to code in...
Forum: Looking for a game name ? 07 March 2020, 09:49
Replies: 12
Views: 1,232
Posted By meynaf
Point'n'click with woman, not sure it was Amiga...

Point'n'click with woman, not sure it was Amiga game ?
Could it be Kyrandia 2 (Hand of fate) ?
Forum: support.Hardware 04 March 2020, 16:34
Replies: 3
Views: 219
Posted By meynaf
As i said, set color 0 to black.

As i said, set color 0 to black.
Forum: support.Hardware 04 March 2020, 15:07
Replies: 3
Views: 219
Posted By meynaf
I assume you're using border blank ? If yes,...

I assume you're using border blank ?
If yes, this is probably A1200 hardware bug. I've had the same.
Only solution i know is to set color 0 to black.
Forum: Coders. Asm / Hardware 03 March 2020, 21:06
Replies: 185
Views: 117,121
Posted By meynaf
Does optimisation reduce readability ? Not...

Does optimisation reduce readability ?
Not always, but sometimes yes. However you should notice that at the time of doing it. And then it might be a good idea to add some comment explaining what...
Forum: New to Emulation or Amiga scene 03 March 2020, 09:46
Replies: 34
Views: 2,342
Posted By meynaf
I would recommend writing your own set of...

I would recommend writing your own set of reusable code for common tasks (screen setup, file handling, etc). I can't live without mine.



A monitor is different because you work directly in...
Forum: New to Emulation or Amiga scene 02 March 2020, 19:07
Replies: 34
Views: 2,342
Posted By meynaf
There is no consensus but it's not only personal...

There is no consensus but it's not only personal preference.
It will depend what your needs are, too.
Is it integrated environment or is it command-line ?
Will it be about coding directly on the...
Forum: Coders. Asm / Hardware 21 February 2020, 16:50
Replies: 16
Views: 1,109
Posted By meynaf
Argue for the sake of arguing, assuredly not. You...

Argue for the sake of arguing, assuredly not. You wrote something incorrect and i just pointed it. What is wrong in doing so ?



Why would i do that ? Nonsense.
But indeed, debugging C++ takes...
Forum: Coders. Asm / Hardware 21 February 2020, 14:26
Replies: 16
Views: 1,109
Posted By meynaf
I'm not missing the point. If you believe that...

I'm not missing the point. If you believe that one single page of C++ code is functionnally equivalent to a hundred pages of Asm, then you know neither.
The ratio is more like 2:1, maybe even less....
Forum: Coders. Asm / Hardware 21 February 2020, 13:06
Replies: 16
Views: 1,109
Posted By meynaf
How odd, i have exact opposite experience. I...

How odd, i have exact opposite experience.
I wanted to do an implementation of my asm framework in C++/DirectX and it failed.
So ok, i'm not doing 3D, but nevertheless.



Good luck for...
Forum: Retrogaming General Discussion 18 February 2020, 08:26
Replies: 83
Views: 3,553
Posted By meynaf
Xenon II ST intro music is 8khz 8 bit...

Xenon II ST intro music is 8khz 8 bit pre-rendered sample, while Amiga version appears to be kinda normal sound tracker music.
Thus the musician had more freedom, but less space (it's quite short).
Forum: Coders. Asm / Hardware 17 February 2020, 18:33
Replies: 16
Views: 846
Posted By meynaf
Now question is : what can happen if reset and...

Now question is : what can happen if reset and jmp are not in same longword.
From what i can guess, it could fail only if jmp is read from chip memory after reset instruction has changed cpu reset...
Forum: Coders. Asm / Hardware 17 February 2020, 15:37
Replies: 16
Views: 846
Posted By meynaf
Yes, burst mode fetches a complete cache line....

Yes, burst mode fetches a complete cache line. But - at least for 030 - the data does not need to be fully fetched before it gets used. And iirc the 4 longwords composing a cache line do not need to...
Forum: Coders. Asm / Hardware 17 February 2020, 10:34
Replies: 16
Views: 846
Posted By meynaf
Not for original Moto cpus. But Apollo 68080 (aka...

Not for original Moto cpus. But Apollo 68080 (aka vampire) did remove misaligned access penalties - and running an emulator at max speed probably also does.



The problem here is that only...
Forum: Retrogaming General Discussion 15 February 2020, 20:18
Replies: 15
Views: 692
Posted By meynaf
When connecting flags and roads, the game doesn't...

When connecting flags and roads, the game doesn't check that both are on your land. As a result, it becomes possible to link your terrain to your opponent's.
I don't think this can bring anything...
Forum: Retrogaming General Discussion 14 February 2020, 11:45
Replies: 57
Views: 2,866
Posted By meynaf
And all of this is for the cpu only. But the rest...

And all of this is for the cpu only. But the rest of the hardware also has to be taken into account.
As an example, Atari ST has 8Mhz 68000, Amiga 500 has 7.09Mhz 68000. So in theory the ST is...
Forum: Retrogaming General Discussion 14 February 2020, 08:51
Replies: 57
Views: 2,866
Posted By meynaf
While a lot faster than normal emulation, it's...

While a lot faster than normal emulation, it's still slower than native code.
It does however allow to execute the exact same benchmark program on both machines.



This kind of benchmark is...
Forum: Retrogaming General Discussion 13 February 2020, 09:45
Replies: 57
Views: 2,866
Posted By meynaf
One cannot tell cpu x is n times faster than cpu...

One cannot tell cpu x is n times faster than cpu y. It all depends on what said cpus are doing. F.e. it could be 10000 times faster for task a and 100 times faster for task b.
In the same way,...
Forum: Amiga scene 12 February 2020, 10:52
Replies: 29
Views: 2,897
Posted By meynaf
Care to show some code ? Perhaps other ppl could...

Care to show some code ? Perhaps other ppl could spot little speedups.
Forum: support.Other 11 February 2020, 10:27
Replies: 11
Views: 527
Posted By meynaf
The best way to preview Amiga samples is to play...

The best way to preview Amiga samples is to play them on the Amiga itself, with Amiga programs. On the PC you never know what is wrong.
Forum: Coders. Asm / Hardware 10 February 2020, 18:30
Replies: 6
Views: 1,185
Posted By meynaf
As the initialization part is hardly in the cache...

As the initialization part is hardly in the cache when called, i would aim for the shortest code. That is, use direct assignments until the overall size gets bigger than with using data.
Forum: Hardware mods 03 February 2020, 21:28
Replies: 238
Views: 23,120
Posted By meynaf
No. RISC-like has zero interest for a programmer...

No. RISC-like has zero interest for a programmer like me. Same with ARM thumb, which is already far behind the 68k in programmability (and even in pure code density).

I'm more thinking about the...
Forum: Hardware mods 03 February 2020, 20:13
Replies: 238
Views: 23,120
Posted By meynaf
Then why don't currently available accelerators...

Then why don't currently available accelerators suit your needs ?
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