English Amiga Board


Go Back   English Amiga Board > Search Forums

Showing results 1 to 40 of 609
Search took 0.06 seconds.
Search: Posts Made By: NorthWay
Forum: Retrogaming General Discussion 15 October 2019, 23:27
Replies: 23
Views: 1,099
Posted By NorthWay
I was thinking modern out-of-order cpus in...

I was thinking modern out-of-order cpus in general. The additional logic to keep hundreds of instructions in-flight at any one time takes so much transistors, heat, and complexity that it dwarfs much...
Forum: Retrogaming General Discussion 13 October 2019, 23:32
Replies: 23
Views: 1,099
Posted By NorthWay
Strictly speaking, it was the 88K that was the...

Strictly speaking, it was the 88K that was the next step for Motorola. And I don't blame them for doing neither that nor PPC - as long as it looked like clockspeeds were going up and up you were...
Forum: Nostalgia & memories 05 October 2019, 02:30
Replies: 2,369
Views: 353,145
Posted By NorthWay
I believe assigns/devices were borrowed from VMS....

I believe assigns/devices were borrowed from VMS.
Too bad there was not a few standard devices like IN: and OUT: and ERR: to reflect on what unix and C did.
Forum: Nostalgia & memories 02 October 2019, 22:56
Replies: 1
Views: 329
Posted By NorthWay
1. Because they are part of the chips and they...

1. Because they are part of the chips and they follow the chip timings. Values have to propagate through and between the chips and they are read and distributed during the available timing slots.
...
Forum: Nostalgia & memories 21 September 2019, 20:16
Replies: 84
Views: 5,608
Posted By NorthWay
I still think I'm with you on this one.

I still think I'm with you on this one.
Forum: Amiga scene 20 September 2019, 17:23
Replies: 378
Views: 29,534
Posted By NorthWay
I'm (sadly) never gonna get a Vampire, but I am a...

I'm (sadly) never gonna get a Vampire, but I am a big fan of that perspex style see-through case with metal struts and bolts.
Forum: Amiga scene 20 September 2019, 17:19
Replies: 13
Views: 727
Posted By NorthWay
My B2000 rev 4.1(or was it 4.2? I traded it with...

My B2000 rev 4.1(or was it 4.2? I traded it with a friend after I got my A4000) that I bought new in August/September 1988 came with the Cherry version.
It did not have any cpu-slot memory, and I...
Forum: Retrogaming General Discussion 19 September 2019, 15:52
Replies: 11
Views: 632
Posted By NorthWay
Hombre was more like a 1994 paper-idea, and not a...

Hombre was more like a 1994 paper-idea, and not a release possibility in 1992.
Forum: Retrogaming General Discussion 18 September 2019, 18:23
Replies: 11
Views: 632
Posted By NorthWay
I don't know what kind of 1992 chipsets he's been...

I don't know what kind of 1992 chipsets he's been told about, but it doesn't rhyme with any I've ever heard of that was available.
In fact, the only other than OCS/ECS/AGA I know of is the AAA...
Forum: Retrogaming General Discussion 18 September 2019, 18:19
Replies: 6,086
Views: 1,050,698
Posted By NorthWay
I finally got the Agnus poster from the "Amiga...

I finally got the Agnus poster from the "Amiga Years" book kickstarter.
WOW! Frikken amazing 109x90 cm huge poster of the gate logic.
(Also, got the book and the business cards.)
Forum: Amiga scene 18 September 2019, 16:14
Replies: 13
Views: 727
Posted By NorthWay
My B2000 Cherry is infamous for having slower...

My B2000 Cherry is infamous for having slower timings than whatever the A500 typically had - loads of games/demos will take one key press before locking up (they don't wait long enough when...
Forum: Retrogaming General Discussion 09 September 2019, 15:13
Replies: 6,086
Views: 1,050,698
Posted By NorthWay
Recently got a ROMY v10.

Recently got a ROMY v10.
Forum: Retrogaming General Discussion 07 September 2019, 03:28
Replies: 36
Views: 1,999
Posted By NorthWay
Sounds like what you need is an optimizing...

Sounds like what you need is an optimizing assembler. Or perhaps an "assembler compiler" would be closer to the mark. Something that can analyze code flow between entry points and discard dead...
Forum: Nostalgia & memories 06 September 2019, 12:47
Replies: 10
Views: 602
Posted By NorthWay
Transactor (how do I know if I had the UK or...

Transactor (how do I know if I had the UK or Canada editions?) was possibly the best Amiga magazine there was.
It was never available at the newsagents here, but my local Amiga shop had it.
Forum: Amiga scene 06 September 2019, 12:44
Replies: 190
Views: 16,530
Posted By NorthWay
This being something I have absolutely no...

This being something I have absolutely no experience in, I thought the 'trick' to stop samples was to set the period to max, wait until a new scanline starts so the new period kicks in, and then...
Forum: Coders. General 05 September 2019, 16:00
Replies: 33
Views: 1,286
Posted By NorthWay
For AGA colours you bank in/out banks of 32...

For AGA colours you bank in/out banks of 32 colours and upper/lower 12-bit halfs of the 24-bit colour.
Which means that on boot-up it will default to the first 32 colours and upper 12 bits.
...
Forum: Retrogaming General Discussion 02 September 2019, 02:09
Replies: 8
Views: 677
Posted By NorthWay
I could swear that I have seen some kind of...

I could swear that I have seen some kind of artifact when using DBLPAL that seems to give you a 160x wide screen? Or is my memory totally shot?

For shits and giggles, load up PicCon and import a...
Forum: Retrogaming General Discussion 30 August 2019, 16:51
Replies: 6,086
Views: 1,050,698
Posted By NorthWay
Cheap Logitech USB gaming headset. (H390)

Cheap Logitech USB gaming headset. (H390)
Forum: News 24 August 2019, 19:31
Replies: 13
Views: 1,581
Posted By NorthWay
I used to admin AIX, and together with POWER it...

I used to admin AIX, and together with POWER it is great stuff.
I'd take it over linux any time of day.
Forum: Nostalgia & memories 22 August 2019, 23:41
Replies: 105
Views: 9,785
Posted By NorthWay
The sad thing was straight ST ports with side...

The sad thing was straight ST ports with side panels. They _could_ have been done with hw sprites, but usually you got the ST code, warts and all. (So no hw scroll etc.)
Forum: Retrogaming General Discussion 19 August 2019, 15:30
Replies: 38
Views: 1,541
Posted By NorthWay
There was some math involved in Marble Madness...

There was some math involved in Marble Madness IIRC from a talk by the designer (youtube of course).
Forum: Amiga scene 18 August 2019, 20:22
Replies: 812
Views: 42,386
Posted By NorthWay
It is complicated in that you need to keep track...

It is complicated in that you need to keep track of bobs and where they overlap. That will cost some cpu time. (Or if you can design it so bobs never overlap you can simplify it a lot.)

And you...
Forum: Amiga scene 18 August 2019, 08:56
Replies: 812
Views: 42,386
Posted By NorthWay
No? What's your definition of "remove and...

No? What's your definition of "remove and restore"?

If you trade some cpu time and chipmem you can more or less get rid of the "restore" part:
I'm assuming you're double-buffering (so 2 buffers...
Forum: Nostalgia & memories 17 August 2019, 20:09
Replies: 9
Views: 903
Posted By NorthWay
Galactic was fantastic, but also total WTF. It...

Galactic was fantastic, but also total WTF. It was dazzling to watch.
Forum: Amiga scene 17 August 2019, 19:50
Replies: 812
Views: 42,386
Posted By NorthWay
I don't think the designers thought it properly...

I don't think the designers thought it properly through.
Or rather, I'm guessing they expected you to brute-force stuff with the blitter for screen updates. Remember how the design goal was for...
Forum: Hardware mods 17 August 2019, 07:44
Replies: 115
Views: 12,792
Posted By NorthWay
Can you buy new replacements? Why not go for that...

Can you buy new replacements? Why not go for that if it is an improvement? (Space, or heat, or whatever.)
Stuff that needs to come from dead or NOS: Can it be socketed?

But who am I to command......
Forum: Coders. Asm / Hardware 14 August 2019, 21:20
Replies: 95
Views: 6,891
Posted By NorthWay
BTW, this should also be possible to shuffle the...

BTW, this should also be possible to shuffle the logic on so you have an early exit if either is bigger than the added radius.
And you can do a branch-free ABS() in something like 3 instructions,...
Forum: Coders. Asm / Hardware 14 August 2019, 20:51
Replies: 166
Views: 104,072
Posted By NorthWay
I found this reference to it:...

I found this reference to it: https://courses.cs.washington.edu/courses/cse501/15sp/papers/massalin.pdf
Forum: Coders. Asm / Hardware 12 August 2019, 23:54
Replies: 95
Views: 6,891
Posted By NorthWay
I wasn't meant to assume anything much - you can...

I wasn't meant to assume anything much - you can muddle the radius for objects if you want to allow some overlap without triggering as hitting each other.


Also, on a grid any object can occupy 4...
Forum: Coders. Asm / Hardware 12 August 2019, 12:35
Replies: 95
Views: 6,891
Posted By NorthWay
Can't you do bounding box with...

Can't you do bounding box with min(abs(x_center-x_box_center),abs(y_center-y_box_center)) < (radius+box_radius)
Forum: Nostalgia & memories 05 August 2019, 03:29
Replies: 25
Views: 1,729
Posted By NorthWay
I thought the point of a laser hole would be to...

I thought the point of a laser hole would be to create a weak bit that would give differing results on multiple reads? It would of course also mess up writes.
Forum: News 05 August 2019, 03:19
Replies: 57
Views: 10,321
Posted By NorthWay
It ends with the end of Commodore basically, and...

It ends with the end of Commodore basically, and doesn't say much about any leftovers.
I still wonder if any hardware design files survived.
Forum: News 01 August 2019, 19:05
Replies: 114
Views: 11,603
Posted By NorthWay
Cool stuff, but I'm still looking for something...

Cool stuff, but I'm still looking for something that can be in-circuit(?) updated. (And for my A4000D.)
Forum: Amiga scene 27 July 2019, 16:47
Replies: 812
Views: 42,386
Posted By NorthWay
It should _always_ save 1/4th if you can use the...

It should _always_ save 1/4th if you can use the (rather safe) assumption that a chunky pixel with all bits clear means select source instead of bob. If you want something ZX Spectrum like with a...
Forum: Amiga scene 20 July 2019, 17:29
Replies: 812
Views: 42,386
Posted By NorthWay
Heck yea, I want AAA even as my grumpy old...

Heck yea, I want AAA even as my grumpy old bastard self.
I even tinkered a bit with the Verilog of the Minimig to try to add in a Blipper as AAA does.
Forum: Amiga scene 19 July 2019, 21:09
Replies: 812
Views: 42,386
Posted By NorthWay
Wasn't AAA designed for multiple memory layouts?...

Wasn't AAA designed for multiple memory layouts? From simple DRAM to multiple VRAM? Something like (at least) 4x difference in bandwidth?
Forum: Coders. Asm / Hardware 18 July 2019, 01:44
Replies: 38
Views: 1,958
Posted By NorthWay
AGA 32/64 bit access is nothing more than the old...

AGA 32/64 bit access is nothing more than the old OCS timing slot widened to 32 bits and cut in two parts that faster ram chips can deliver back-to-back (they have to be consecutive).
The cpu can do...
Forum: Amiga scene 07 July 2019, 03:37
Replies: 46
Views: 5,976
Posted By NorthWay
Too bad you can't buy a Replay yet, I've only...

Too bad you can't buy a Replay yet, I've only been waiting for 5(?) years now.
Forum: support.Hardware 07 July 2019, 03:31
Replies: 29
Views: 2,007
Posted By NorthWay
Do you want to run Enforcer&friends? If no,...

Do you want to run Enforcer&friends?
If no, then go for a Vampire.
Forum: Amiga scene 14 June 2019, 00:44
Replies: 32
Views: 4,204
Posted By NorthWay
Thanks for the info. After staring into the air...

Thanks for the info.
After staring into the air for a while I finally realized that for the first time in I don't know how long, I am envious of you/Hese for having something I want but can't have...
Showing results 1 to 40 of 609

 
Forum Jump

All times are GMT +2. The time now is 19:33.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2019, vBulletin Solutions Inc.
Page generated in 0.12524 seconds with 10 queries