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Search took 0.08 seconds. Search: Posts Made By: girv
Forum: Coders. Asm / Hardware 02 April 2021, 12:45
Replies: 84
Views: 7,232
Posted By girv
Great thread, I love this sort of information...

Great thread, I love this sort of information :great





Does this mean you queue all blits then, at the correct raster, you busy loop through the queue blit->wait->blit->wait->blit->... ?
...
Forum: Coders. Asm / Hardware 02 April 2021, 12:31
Replies: 8
Views: 436
Posted By girv
Thanks, a clever trick. I have other loops like...

Thanks, a clever trick. I have other loops like this with 24 and more iterations so it will be nice to tidy those up!
Forum: Coders. Asm / Hardware 31 March 2021, 16:02
Replies: 8
Views: 436
Posted By girv
vasm - symbols in label names?

I have some unrolled loops that look a bit like this, with the loop body in a macro 'TDMR1COL'.


move.l .td_mr1_jt(pc,d5.w),a5
jmp (a5)

.td_mr1_jt:
dc.l .td_mr1_1
dc.l ...
Forum: Coders. Releases 22 March 2021, 10:54
Replies: 154
Views: 43,120
Posted By girv
- New function mt_loopfx() for playing looped...

- New function mt_loopfx() for playing looped sound effects.

Just what I needed! Many thanks :spin Using it in Turbo Tomato with modifications to set up the interrupts via the OS.
Forum: Amiga scene 30 December 2020, 20:43
Replies: 10
Views: 1,126
Posted By girv
Thanks!

Thanks!
Forum: Amiga scene 28 December 2020, 16:13
Replies: 10
Views: 1,126
Posted By girv
Ugh, thanks for that DamienD. DR is pretty tight...

Ugh, thanks for that DamienD. DR is pretty tight on a 1Mb chip machine so you're probably right about the extra mods.
Forum: Amiga scene 23 December 2020, 10:18
Replies: 10
Views: 1,126
Posted By girv
The Amiga game is now out (free) on itch.io with...

The Amiga game is now out (free) on itch.io with music done by DJ METUNE! Thanks all for help and the mods donated! https://nivrig.itch.io/santa-rocks
Forum: Amiga scene 12 December 2020, 12:22
Replies: 10
Views: 1,126
Posted By girv
Thanks for the christmassy mods everyone :)...

Thanks for the christmassy mods everyone :) DJMETUNE has sent me final disco mixes of a couple of tracks that I'm going to go with.

There's a few bugs to iron out with the Amiga version yet, but...
Forum: Amiga scene 11 December 2020, 10:27
Replies: 10
Views: 1,126
Posted By girv
It is :) However DJ METUNE from the "Amiga...

It is :)

However DJ METUNE from the "Amiga Music" Facebook group has offered to adapt a Christmas medely mod of his for use in the game. So, all sorted!
Forum: Amiga scene 06 December 2020, 18:33
Replies: 10
Views: 1,126
Posted By girv
Christmas Protracker mods wanted for a game

Not sure which forum to put this in!

I'm looking for a volunteer. I need a couple of christmassy protracker mods for a (free) Christmas game:

https://www.youtube.com/watch?v=RrdmIax7KfA
...
Forum: Coders. Asm / Hardware 15 October 2020, 15:49
Replies: 21
Views: 1,286
Posted By girv
For a full rectangle merger you'd maybe want some...

For a full rectangle merger you'd maybe want some spatial hashing to cut down on the number of intersection checks, then work out if the merged block would save cycles compared to the separate blits....
Forum: Coders. Asm / Hardware 15 October 2020, 15:31
Replies: 21
Views: 1,286
Posted By girv
For 3rd buffer, I guess you stored just the start...

For 3rd buffer, I guess you stored just the start address, width (words) and height (lines) of each damaged block, and didn't attempt to merge any overlapping blocks in to single blits?
Forum: Coders. Asm / Hardware 15 October 2020, 13:59
Replies: 21
Views: 1,286
Posted By girv
For a restore buffer approach I guess I'd have to...

For a restore buffer approach I guess I'd have to save the backgrounds first before drawing any bobs, but the code has update+draw combined (so update can run in parallel with blits) so it would be a...
Forum: Coders. Asm / Hardware 15 October 2020, 13:31
Replies: 21
Views: 1,286
Posted By girv
Yeah, I thought the tile based restore would be...

Yeah, I thought the tile based restore would be faster overall, but perhaps not. I've about 10Kb RAM free for any extra buffers though.
Forum: Coders. Asm / Hardware 15 October 2020, 12:24
Replies: 21
Views: 1,286
Posted By girv
Awesome, thanks :) Some hard figures to work with...

Awesome, thanks :) Some hard figures to work with there. I'd forgotten about shifting costing extra fetches too!

It's using a D=A blit to restore 16x16 background tiles. These are all unshifted...
Forum: Coders. Asm / Hardware 15 October 2020, 10:57
Replies: 21
Views: 1,286
Posted By girv
Blitter speed in "cookie cut words per frame" ?

I've been looking for a figure on blitter speed in terms of the number of cookie-cut words a base A500 can write at 50fps, in an attempt to set a frame budget in terms of the bobs the game uses (ie:...
Forum: News 09 October 2020, 15:36
Replies: 28
Views: 3,704
Posted By girv
Version v1.1 is now available! Adds a...

Version v1.1 is now available!


Adds a High Score validation code
Fixes glitches on some accelerated systems


Grab it from itch.io (https://nivrig.itch.io/dodgy-rocks) now (Aminet upload...
Forum: News 22 September 2020, 12:57
Replies: 28
Views: 3,704
Posted By girv
Yes, though actually wave 6 on nightmare will...

Yes, though actually wave 6 on nightmare will have a surprise too.

Don't get too excited :)
Forum: News 22 September 2020, 12:31
Replies: 28
Views: 3,704
Posted By girv
I see a high score of 910 / wave 9 on normal in...

I see a high score of 910 / wave 9 on normal in this YT video :)
https://www.youtube.com/watch?v=JtbEQdl5aWc
Forum: News 22 September 2020, 10:02
Replies: 28
Views: 3,704
Posted By girv
That's a good score! I feel I should...

That's a good score!

I feel I should mention that Easy was designed so a 5yo could play it :D

Let's see some NIGHTMARE runs :evilgrin
Forum: News 19 September 2020, 16:10
Replies: 28
Views: 3,704
Posted By girv
AmigaBill will be playing Dodgy Rocks live on his...

AmigaBill will be playing Dodgy Rocks live on his stream on Sunday September 20th at 2pm EDT/6pm UTC :)

"Commodore Amiga Variety Stream - New Games, Classics Games & Unreleased Games & More"
...
Forum: News 16 September 2020, 23:20
Replies: 28
Views: 3,704
Posted By girv
Thanks! Though ... that link is asking for a...

Thanks! Though ... that link is asking for a password, and so is the link on the Lemon Amiga news article :)
Forum: News 16 September 2020, 21:11
Replies: 28
Views: 3,704
Posted By girv
The ADF on the itch.io page has been replaced...

The ADF on the itch.io page has been replaced with a OFS formatted disk that should work on KS 1.3 :rolleyes :guru
Forum: News 16 September 2020, 15:46
Replies: 28
Views: 3,704
Posted By girv
Post your high scores too!

Post your high scores too!
Forum: News 16 September 2020, 15:25
Replies: 28
Views: 3,704
Posted By girv
All credit for the Amiga version goes to the mad...

All credit for the Amiga version goes to the mad Blitz conversion skillz of Daedelus :bowdown
Forum: News 16 September 2020, 10:43
Replies: 28
Views: 3,704
Posted By girv
Floppy disk Dodgy Rocks released!

DODGY ROCKS released for Amiga Classic (OCS/ECS 1Mb)

Update: v1.1 NOW AVAILABLE!

Adds a High Score validation code
Fixes glitches on some accelerated systems

...
Forum: Coders. General 12 September 2020, 13:19
Replies: 29
Views: 6,247
Posted By girv
Got some questions :) I'm curious what data...

Got some questions :)

I'm curious what data actually goes in to an interrupt driven blitter queue. Is it a list of "commands" or "blit types" like CLEAR, COPY_A, COOKIECUT followed by parameters...
Forum: request.Old Rare Games 07 September 2020, 23:23
Replies: 193
Views: 134,803
Posted By girv
Yes indeed, Turbo Tomato will return :great ...

Yes indeed, Turbo Tomato will return :great

I'm giving the game a rework from the earlier versions that have been floating about, and I'm extremely please to announce it will be published as a...
Forum: Coders. Releases 06 September 2020, 17:09
Replies: 154
Views: 43,120
Posted By girv
Updated the gist to 5.4 beta :great This...

Updated the gist to 5.4 beta :great

This isn't a "clean" version that could be released as it has some changes specific to my game and modifications to the player code. It would probably take...
Forum: Coders. Releases 03 September 2020, 15:11
Replies: 154
Views: 43,120
Posted By girv
Ah I've just posted my modified 5.3 version here...

Ah I've just posted my modified 5.3 version here :rolleyes
https://gist.github.com/johngirvin/8fb0c4bb83b7c80427e2f439bb074e95

But I'd be interested in the latest code. Does it have other...
Forum: Coders. Releases 01 September 2020, 23:55
Replies: 154
Views: 43,120
Posted By girv
I actually have a version that works with...

I actually have a version that works with OS-allocated audio channels and CIA-B interrupts now. Super untidy yet :)

TLDR:
Use AddICRVector to set up a Timer A and Timer B interrupt on CIA-B....
Forum: Coders. Releases 25 July 2020, 12:20
Replies: 154
Views: 43,120
Posted By girv
I had most (all?) of the OS-side already, and I'd...

I had most (all?) of the OS-side already, and I'd hoped to work on hooking it up to the player this week, but there are so many other things to do... ;)






I had a repeat count in the sfx...
Forum: Coders. Releases 23 July 2020, 17:28
Replies: 154
Views: 43,120
Posted By girv
Of course :) That wasn't meant as a criticism,...

Of course :) That wasn't meant as a criticism, sorry. I was looking in to adapting my replay code to handle sound effects as well but ptplay saved me some head scratching. Love it.





Ah,...
Forum: Coders. Releases 21 July 2020, 18:36
Replies: 154
Views: 43,120
Posted By girv
Can you have sound effects repeat with ptplayer?

Can you have sound effects repeat with ptplayer?
Forum: Coders. Releases 20 July 2020, 23:07
Replies: 154
Views: 43,120
Posted By girv
I've started using v5.3 of this lib in my game -...

I've started using v5.3 of this lib in my game - thanks :)

It works well, but bangs on the CIAB registers and level 6 interrupt vector. The game can run off hard drive and quit back to Workbench,...
Forum: Coders. Asm / Hardware 06 July 2020, 19:10
Replies: 45
Views: 4,661
Posted By girv
I hate to be the +1 guy ... but +1

I hate to be the +1 guy ... but +1
Forum: Nostalgia & memories 29 June 2020, 12:25
Replies: 2,767
Views: 465,885
Posted By girv
Thumbs up Is it in the 3.1 ROM? Hmm. I figured the...

Is it in the 3.1 ROM? Hmm.


I figured the rest was the case. I wrote the game code 20+ years ago and don't recall why I replaced reading the joysticks directly with using lowlevel :spin I'm using...
Forum: Nostalgia & memories 29 June 2020, 10:53
Replies: 2,767
Views: 465,885
Posted By girv
What's the story with using lowlevel.library in a...

What's the story with using lowlevel.library in a game you're making? I believe it's only in ROM on CD32 (is it?), so is it allowed to distribute the library on floppy/ADF so it can boot on other...
Forum: support.FS-UAE 27 May 2020, 16:09
Replies: 11
Views: 1,264
Posted By girv
Perhaps. I thought of that, but only after I'd...

Perhaps. I thought of that, but only after I'd packed everything away :rolleyes
Forum: support.FS-UAE 27 May 2020, 15:24
Replies: 11
Views: 1,264
Posted By girv
dd was used to copy the whole disk (dd...

dd was used to copy the whole disk (dd if=/dev/disk5 of=dump.hdf) until it ran out of sectors. I've no real idea why it would have a different size to what the Amiga environment produced, sorry.
...
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