English Amiga Board


Go Back   English Amiga Board > Search Forums

Showing results 1 to 40 of 190
Search took 0.02 seconds.
Search: Posts Made By: Antiriad_UK
Forum: Coders. Asm / Hardware 01 April 2020, 23:32
Replies: 22
Views: 747
Posted By Antiriad_UK
crazy that 30 year old tech can be improved. God...

crazy that 30 year old tech can be improved. God bless retro nerds ;) (also thanks ross - used this in my last intro.;) )
Forum: Coders. Asm / Hardware 31 March 2020, 00:09
Replies: 22
Views: 747
Posted By Antiriad_UK
Here is a first stab. I've tried to strip my...

Here is a first stab. I've tried to strip my framework down to the basics.

https://github.com/jonathanbennett73/amiga-depack

To test various packers on a test.bin file (a couple of uncompressed...
Forum: Coders. Asm / Hardware 30 March 2020, 19:25
Replies: 22
Views: 747
Posted By Antiriad_UK
If anyone interested I can setup a new git...

If anyone interested I can setup a new git project that is a completely stripped down framework so it’s not all mingled with other source. I only included the nrv2s sources in that intro link. What...
Forum: support.Hardware 27 March 2020, 12:22
Replies: 6
Views: 265
Posted By Antiriad_UK
Yeah using the standard 320x256 values in the...

Yeah using the standard 320x256 values in the hardware reference manual you get offset to the right by about 12px - always used to bug me. You can use different values (which is what the overscan...
Forum: Coders. Asm / Hardware 26 March 2020, 00:27
Replies: 10
Views: 567
Posted By Antiriad_UK
I thought I was the only one with a CMOVE macro :D

I thought I was the only one with a CMOVE macro :D
Forum: Coders. Asm / Hardware 11 March 2020, 01:05
Replies: 6
Views: 417
Posted By Antiriad_UK
I'm doing a routine at the moment which is single...

I'm doing a routine at the moment which is single playfield and OCS and the HW ref manual matches up and you have to use the PF2 values. I've got the sprites flipping priority on various conditions....
Forum: Nostalgia & memories 10 March 2020, 21:02
Replies: 76
Views: 3,569
Posted By Antiriad_UK
I never tire of the word “lamer” Galahad ;)

I never tire of the word “lamer” Galahad ;)
Forum: request.Music 10 March 2020, 09:15
Replies: 9
Views: 847
Posted By Antiriad_UK
Looks like it was Amiga Computing in 1989. I...

Looks like it was Amiga Computing in 1989. I don't have the original I seem to have a copy that my friend got. Then he did the usual early lamer stuff of changing the credits in the source to himself...
Forum: request.Music 10 March 2020, 08:38
Replies: 9
Views: 847
Posted By Antiriad_UK
It came on the cover of a Uk Amiga magazine in a...

It came on the cover of a Uk Amiga magazine in a coding article. There was an example intro with copper bars and a spinning wireframe floppy disk. I literally based all my early coding on that intro....
Forum: Nostalgia & memories 09 March 2020, 09:06
Replies: 60
Views: 2,736
Posted By Antiriad_UK
Not managing to code a glenz vector before I...

Not managing to code a glenz vector before I quit. Fixed that now though :)
Forum: Coders. Blitz Basic 05 March 2020, 12:48
Replies: 7
Views: 749
Posted By Antiriad_UK
Detailed explanation of Agony here. ...

Detailed explanation of Agony here.
https://codetapper.com/amiga/sprite-tricks/agony/
Forum: support.Apps 26 February 2020, 17:08
Replies: 10
Views: 565
Posted By Antiriad_UK
I've uploaded to the zone my copy of 3.18. Just...

I've uploaded to the zone my copy of 3.18. Just booted it in ks 1.3 and it says "3.04" in the text of the startup sequence but when you run Devpac it is 3.18 in the menu.
Forum: support.Apps 26 February 2020, 15:44
Replies: 10
Views: 565
Posted By Antiriad_UK
Its: http://grandis.nu/eabsearch/ I...

Its:

http://grandis.nu/eabsearch/

I can see some entries with both sets of disks there.
Forum: Retrogaming General Discussion 26 February 2020, 13:15
Replies: 2
Views: 442
Posted By Antiriad_UK
The comment in the video about different...

The comment in the video about different standards immediately made me think of this:

https://imgs.xkcd.com/comics/standards.png

:D
Forum: support.Apps 26 February 2020, 08:30
Replies: 10
Views: 565
Posted By Antiriad_UK
There are 2 sets of program and include disks in...

There are 2 sets of program and include disks in my devpac 3.04 box. One set for workbench 1.3 and one for workbench 2. You probably got the wrong set of adfs. I think I’ve seen both sets on the ftp...
Forum: Coders. Asm / Hardware 21 February 2020, 15:05
Replies: 185
Views: 117,141
Posted By Antiriad_UK
Yes resets d0 to 0 so you can save a whole 4...

Yes resets d0 to 0 so you can save a whole 4 cycles per loop:)
Forum: Coders. Asm / Hardware 21 February 2020, 14:31
Replies: 16
Views: 1,109
Posted By Antiriad_UK
HA this looks great! ...

HA this looks great!
https://www.shadertoy.com/view/lsKcRh
Forum: Coders. Asm / Hardware 21 February 2020, 14:03
Replies: 185
Views: 117,141
Posted By Antiriad_UK
This is one I saw in another thread that made me...

This is one I saw in another thread that made me scratch my head for a while is using add dx,dx to simultaneously test and clear a "flag". For example you have a loop where you are setting a flag...
Forum: Coders. Asm / Hardware 21 February 2020, 13:15
Replies: 16
Views: 1,109
Posted By Antiriad_UK
I'm going to look at javascript / p5.js I think....

I'm going to look at javascript / p5.js I think. Looks like an easy way of doing lines, rectangles, blits. Never done js but I know C++/C## so I imagine it will be fine. And no big dev env required...
Forum: Coders. Asm / Hardware 20 February 2020, 15:47
Replies: 16
Views: 1,109
Posted By Antiriad_UK
Yo Dan, about these square roots :) So in my...

Yo Dan, about these square roots :)

So in my Sax Offender intro I was doing fake light sourcing by abusing the hidden surface routine:
* c = (x2-x1)*(y3-y1)-(x3-x1)*(y2-y1)
* Sign of "c"...
Forum: Coders. Asm / Hardware 19 February 2020, 00:35
Replies: 46
Views: 2,237
Posted By Antiriad_UK
Neat. Thanks for the detailed write up!

Neat. Thanks for the detailed write up!
Forum: Coders. General 17 February 2020, 08:53
Replies: 17
Views: 1,408
Posted By Antiriad_UK
The pic to raw converter I use (KingCon by...

The pic to raw converter I use (KingCon by Hannibal/Lemon.) has a EHB conversion option. Not sure what it does but I can run a picture through it and spit out the raw + dc.w palette data if you have...
Forum: Coders. Asm / Hardware 11 February 2020, 09:04
Replies: 6
Views: 693
Posted By Antiriad_UK
You can only scroll right with bplcon1 :). If you...

You can only scroll right with bplcon1 :). If you are at bplcon1 as $0000 and you want to scroll left by 1 pixel you reduce your bitplane pointers by 1 word and then scroll right by 15 in bplcon1.
Forum: Coders. Asm / Hardware 10 February 2020, 14:35
Replies: 7
Views: 522
Posted By Antiriad_UK
Probably not, it's been forever since I've look...

Probably not, it's been forever since I've look at the description of an AGA register - I come out in hives :D
Forum: Coders. Asm / Hardware 10 February 2020, 14:26
Replies: 7
Views: 522
Posted By Antiriad_UK
boooom

boooom
Forum: Coders. Asm / Hardware 10 February 2020, 13:59
Replies: 7
Views: 522
Posted By Antiriad_UK
Doh I forgot the big one. The vbr address may not...

Doh I forgot the big one. The vbr address may not be at 0 so you can't assume when you are setting you vblanks and such. Do a search for StingRay's startup code/blueberrys code. Mine is at this link...
Forum: Coders. Asm / Hardware 10 February 2020, 13:33
Replies: 7
Views: 522
Posted By Antiriad_UK
Download the "how to code" manual which has a...

Download the "how to code" manual which has a nice section in there on writing for AGA. At the basic level if you are writing for OCS/ECS then you just need to reset some registers that the OS might...
Forum: Coders. Asm / Hardware 09 February 2020, 18:07
Replies: 16
Views: 1,109
Posted By Antiriad_UK
I'll hit you up about this separately at some...

I'll hit you up about this separately at some point once I've tried a few things out. ;)
Forum: Coders. Asm / Hardware 09 February 2020, 16:54
Replies: 16
Views: 1,109
Posted By Antiriad_UK
Prototyping techniques / tools?

I watched the gerp 2020 stream yesterday afternoon during the Amos Pro competition where they had two people head to head coding something in 20 mins. I was so impressed. These guys obviously had a...
Forum: Coders. Releases 09 February 2020, 09:14
Replies: 6
Views: 815
Posted By Antiriad_UK
Source Code for Planet Jazz - Sax Offender Demo (Gerp 2020)

Here is the source code for our Gerp 2020 Demo. 11 Amiga entries on the night! - Oh my, we were out-classed :D

Source: https://github.com/jonathanbennett73/amiga-pjz-sax-offender
Prod:...
Forum: Coders. Asm / Hardware 03 February 2020, 15:55
Replies: 21
Views: 887
Posted By Antiriad_UK
Ahhhhh. :D Two mistakes then!

Ahhhhh. :D

Two mistakes then!
Forum: Coders. Asm / Hardware 03 February 2020, 15:51
Replies: 21
Views: 887
Posted By Antiriad_UK
I can't see what's up with the blitwaits, oh my...

I can't see what's up with the blitwaits, oh my god what have I missed? My own blitwait macro may be broken. Is it the byte access in a register? Sure I read it was illegal but everyone does it and...
Forum: Coders. Asm / Hardware 03 February 2020, 15:19
Replies: 21
Views: 887
Posted By Antiriad_UK
Well I just did everything I said and tested it...

Well I just did everything I said and tested it and it works as I expected (assuming I understood what you are trying to do).

Changed BLTALWM to $7fff
-2 from _DUMMYTXT in BLTAPTH/DPTH
Removed...
Forum: Coders. Asm / Hardware 03 February 2020, 14:42
Replies: 21
Views: 887
Posted By Antiriad_UK
And you changed both the APTH an DPTH lines to...

And you changed both the APTH an DPTH lines to _DUMMYTEXT-2?
Forum: Coders. Asm / Hardware 03 February 2020, 13:51
Replies: 21
Views: 887
Posted By Antiriad_UK
Check your A/D ptrs. They should be pointing to...

Check your A/D ptrs. They should be pointing to the last word of the buffer for desc mode. They look to be pointing one word past that:


MOVE.L #_DUMMYTXT,BLTDPTH
...
DUMMYTXT:...
Forum: Coders. Asm / Hardware 03 February 2020, 13:19
Replies: 21
Views: 887
Posted By Antiriad_UK
Yeah, line 244 of that source change: ...

Yeah, line 244 of that source change:


MOVE.W #$FFFF,BLTAFWM ; BLTAFWM lo spiegheremo dopo
MOVE.W #$FFFF,BLTALWM ; BLTALWM lo spiegheremo dopo
MOVE.W #%0001100111110000,BLTCON0 ; BLTCON0...
Forum: Coders. Asm / Hardware 03 February 2020, 13:02
Replies: 21
Views: 887
Posted By Antiriad_UK
What is your last word mask set to? Bits shifted...

What is your last word mask set to? Bits shifted off the end wrap around and can look like this (from the video, not sure about the pic :) ). Set your LWM to $0 to test if the problem goes away and...
Forum: Coders. Contest 02 February 2020, 22:39
Replies: 1,750
Views: 144,832
Posted By Antiriad_UK
Congrats, mcgeezer :)

Congrats, mcgeezer :)
Forum: Coders. Asm / Hardware 23 January 2020, 09:46
Replies: 13
Views: 844
Posted By Antiriad_UK
This was one of the tricks that I was really...

This was one of the tricks that I was really pleased to learn when relearning last year. I went through a load of routines stripping out ext.l used after a movem :)
Forum: Coders. Asm / Hardware 18 December 2019, 14:43
Replies: 5
Views: 500
Posted By Antiriad_UK
Setting DATB at top once to 0 was the first thing...

Setting DATB at top once to 0 was the first thing I tried to just have a monochrome image but I still see every other line line skipped like in my first post so something else is up.

Edit: Ok I...
Showing results 1 to 40 of 190

 
Forum Jump

All times are GMT +2. The time now is 14:44.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, vBulletin Solutions Inc.
Page generated in 0.08350 seconds with 10 queries