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Search took 0.13 seconds. Search: Posts Made By: DanScott
Forum: Coders. General 11 April 2024, 12:24
Replies: 987
Views: 138,439
Posted By DanScott
Probable easier than the "load off disk on...

Probable easier than the "load off disk on demand" systems that were written for some games back in the day
Forum: Amiga scene 11 April 2024, 12:22
Replies: 565
Views: 94,977
Posted By DanScott
Wasn't the previous AGA project an AMOS or Blitz...

Wasn't the previous AGA project an AMOS or Blitz implementation though ?

I'm assuming this new one isn't ?
Forum: Amiga scene 10 April 2024, 16:06
Replies: 47
Views: 3,700
Posted By DanScott
Strictly speaking, those aren't faces

Strictly speaking, those aren't faces
Forum: Coders. General 10 April 2024, 12:34
Replies: 987
Views: 138,439
Posted By DanScott
Blitter Interrupts is certainly much easier and...

Blitter Interrupts is certainly much easier and less complicated than Copper Blitting. There's the overhead of the interrupts, but then the blitter is running in parallel with the CPU and you're not...
Forum: Coders. General 10 April 2024, 12:31
Replies: 987
Views: 138,439
Posted By DanScott
You could possibly create your 4 plane mask on...

You could possibly create your 4 plane mask on the fly from a 1 plane version, in 2 seperate D = A blits (EDIT. 3 blits, so a trade off of speed vs. memory)

Interleaved masks are also good for...
Forum: Nostalgia & memories 08 April 2024, 16:18
Replies: 75
Views: 3,291
Posted By DanScott
Clutch Cable

Clutch Cable
Forum: Coders. Asm / Hardware 27 March 2024, 21:46
Replies: 14
Views: 907
Posted By DanScott
With DDFSTART set for scrolling (ie 16 pixels to...

With DDFSTART set for scrolling (ie 16 pixels to left of regular display window), you lose the last sprite and half of the previous sprite, as bitplane DMA steals those slots
Forum: Coders. Asm / Hardware 27 March 2024, 15:08
Replies: 3
Views: 244
Posted By DanScott
you need to skip 3 full planes + the 64 pixels of...

you need to skip 3 full planes + the 64 pixels of current plane
Forum: Coders. Asm / Hardware 27 March 2024, 15:08
Replies: 3
Views: 244
Posted By DanScott
dc.w $0108, ((384*3)/8)+((384-320)/8)

dc.w $0108, ((384*3)/8)+((384-320)/8)
Forum: Retrogaming General Discussion 27 March 2024, 13:01
Replies: 67
Views: 3,232
Posted By DanScott
You can have a copyright strike a long time after...

You can have a copyright strike a long time after uploading a video, if someone has registered their copyrighted content after you uploaded.

Just because something gets through YouTube's copyright...
Forum: Coders. Asm / Hardware 22 March 2024, 12:51
Replies: 13
Views: 897
Posted By DanScott
That's a bit of a broad question. An old...

That's a bit of a broad question.

An old trick...Random noise can be generated by blitter filling an area of memory, and writing (XOR or OR) some random data in there too.

Ie.. if you have a...
Forum: News 28 February 2024, 17:15
Replies: 18
Views: 1,707
Posted By DanScott
I never knew that about the amiga audio output!

I never knew that about the amiga audio output!
Forum: Amiga scene 20 February 2024, 13:03
Replies: 200
Views: 26,985
Posted By DanScott
Copies could be put up for sale on somewhere like...

Copies could be put up for sale on somewhere like (for example) eBay, where taxes can be collected and paid by eBay, and IOSS integration done with the postal service to allow the item to flow right...
Forum: Retrogaming General Discussion 19 February 2024, 14:18
Replies: 34
Views: 2,122
Posted By DanScott
Some Wonderdog bosses... ...

Some Wonderdog bosses...

https://youtu.be/3SSuDVxFsGM

Timestamped links don't seem to work.. so here's the t=

t=942 , 1290, 1812, 2541
Forum: Retrogaming General Discussion 16 February 2024, 12:41
Replies: 6
Views: 569
Posted By DanScott
A nice challenge for someone. It's not rocket...

A nice challenge for someone. It's not rocket science :D
Forum: Retrogaming General Discussion 15 February 2024, 17:40
Replies: 28
Views: 1,595
Posted By DanScott
base A1200 should have no problem with this... ...

base A1200 should have no problem with this...

Just would need to work out the most efficient way to use playfields and sprites, but this could be done very easily IMHO :)
Forum: Retrogaming General Discussion 07 February 2024, 21:06
Replies: 127
Views: 8,298
Posted By DanScott
Heimdall Premiere Chuck Rock 2 Wonder Dog ...

Heimdall
Premiere
Chuck Rock 2
Wonder Dog
Blastar

C'mon guys :D :D
Forum: Nostalgia & memories 26 January 2024, 14:26
Replies: 65
Views: 10,676
Posted By DanScott
Read the title of the thread again... :D

Read the title of the thread again... :D
Forum: Coders. Asm / Hardware 19 January 2024, 10:51
Replies: 18
Views: 1,214
Posted By DanScott
Try putting brackets around the whole...

Try putting brackets around the whole expression....

PLANE_LENGTH EQU ((320*224)/8)
Forum: Retrogaming General Discussion 28 December 2023, 14:44
Replies: 90
Views: 7,260
Posted By DanScott
Super Ghouls 'n' Ghosts - SNES Gunstar Heroes -...

Super Ghouls 'n' Ghosts - SNES
Gunstar Heroes - MD
Forum: Coders. Asm / Hardware 01 December 2023, 22:38
Replies: 10
Views: 1,213
Posted By DanScott
While I was learning and coding, I was always in...

While I was learning and coding, I was always in awe of the crackers. Cracking encrypted code, rearranging disk Content to find space for a cracktro, one filing games, squeezing 2 disk games onto 1...
Forum: Retrogaming General Discussion 11 November 2023, 15:37
Replies: 85
Views: 7,872
Posted By DanScott
For example, with an any direction scroll, you'll...

For example, with an any direction scroll, you'll be using the copper to write the bitplane pointers at some arbitrary position down the screen. Mixing this with heavy copper sprite reusing and...
Forum: Retrogaming General Discussion 11 November 2023, 15:34
Replies: 85
Views: 7,872
Posted By DanScott
Mega typhoon is an amazing use of DPF and...

Mega typhoon is an amazing use of DPF and sprites. Vertical shooters are great for using the amiga hardware to the max. Anything horizontal or 8 way scrolling has a lot more restrictions
Forum: Retrogaming General Discussion 10 November 2023, 18:11
Replies: 85
Views: 7,872
Posted By DanScott
Yeah does look good, and defo looks like it's...

Yeah does look good, and defo looks like it's pulling a few tricks here and there (perhaps some foreground and background palettes combined with double blitting some objects to both playfields to...
Forum: Retrogaming General Discussion 10 November 2023, 17:31
Replies: 85
Views: 7,872
Posted By DanScott
Looking at the long play, Arabian nights seems to...

Looking at the long play, Arabian nights seems to use dual playfield (certainly on the levels with parallax... Not enough sprites for it to be done with those)
Forum: Retrogaming General Discussion 07 November 2023, 10:59
Replies: 85
Views: 7,872
Posted By DanScott
Effectively 7 colours per playfield, as colour 0...

Effectively 7 colours per playfield, as colour 0 is transparent for each playfield.

Assuming you have a black background (you don't have to, but 99% of the time you probably will), then you...
Forum: Retrogaming General Discussion 06 November 2023, 20:23
Replies: 85
Views: 7,872
Posted By DanScott
My memories from that particular time (1994...

My memories from that particular time (1994 ish..) are all a bit hazy. I believe that we'd already had a couple of other successful Mega-CD games (eg.. Wonder Dog, Thunderhawk etc..)

I guess the...
Forum: Retrogaming General Discussion 06 November 2023, 20:21
Replies: 85
Views: 7,872
Posted By DanScott
Well spotted!! I forgot about those... yes,...

Well spotted!! I forgot about those... yes, that's another place I used the 2 spare hardware sprites :D
Forum: Retrogaming General Discussion 06 November 2023, 14:37
Replies: 85
Views: 7,872
Posted By DanScott
Yeah, I would have loved to have done a specific...

Yeah, I would have loved to have done a specific AGA version of Chuck Rock 2.

It would have been extremely close to the MD version, but unfortunately we were moving away from Amiga development at...
Forum: Retrogaming General Discussion 03 November 2023, 12:00
Replies: 85
Views: 7,872
Posted By DanScott
Nope, we developed the Amiga and MD versions side...

Nope, we developed the Amiga and MD versions side by side in tandem
Forum: Retrogaming General Discussion 02 November 2023, 13:22
Replies: 85
Views: 7,872
Posted By DanScott
Yep, i used that method in Chuck Rock 2 (and...

Yep, i used that method in Chuck Rock 2 (and Wonderdog)

We had all sprites available for Chuck Jnr, and his club... plus 2 free sprites were used for rain and snow effects on a few levels (could...
Forum: Coders. General 26 September 2023, 13:57
Replies: 13
Views: 1,522
Posted By DanScott
From the video (the best quality one i could...

From the video (the best quality one i could find) on YouTube, I assumed it was probably not running at 50fps
Forum: Coders. General 25 September 2023, 19:35
Replies: 13
Views: 1,522
Posted By DanScott
Not sure what the frame rate is (Youtube videos...

Not sure what the frame rate is (Youtube videos are old and not great quality), but could well just be blitting the layers ?
Forum: Coders. Asm / Hardware 23 September 2023, 13:10
Replies: 51
Views: 4,403
Posted By DanScott
In that case I'd better put this one out there......

In that case I'd better put this one out there...

https://youtu.be/nT1JB9-sRmA?t=296

at 4:55
Forum: Coders. Asm / Hardware 23 September 2023, 13:08
Replies: 51
Views: 4,403
Posted By DanScott
Wasn't Blueberry's effort a bit faster ?? ;)

Wasn't Blueberry's effort a bit faster ?? ;)
Forum: Coders. Asm / Hardware 21 September 2023, 11:32
Replies: 51
Views: 4,403
Posted By DanScott
It's a really great method!! And the precision is...

It's a really great method!! And the precision is as good as I've seen :)
Forum: Coders. Asm / Hardware 20 September 2023, 13:00
Replies: 51
Views: 4,403
Posted By DanScott
ROTOZOOMER! :spin

ROTOZOOMER! :spin
Forum: Coders. Asm / Hardware 18 September 2023, 21:32
Replies: 51
Views: 4,403
Posted By DanScott
I prefer the rotozoomers where when zoomed in,...

I prefer the rotozoomers where when zoomed in, the texels are also rotated (like the HSDV2 one)

Most aren't unfortunately
Forum: Coders. Asm / Hardware 18 September 2023, 21:14
Replies: 51
Views: 4,403
Posted By DanScott
I think the Planet Rocklobster rotozoom is using...

I think the Planet Rocklobster rotozoom is using the shear method (blitter for Y, $102 for X)??
Forum: Coders. Asm / Hardware 18 September 2023, 17:47
Replies: 50
Views: 4,572
Posted By DanScott
I've not directly written a line of Amiga code...

I've not directly written a line of Amiga code for about 2 years ;)
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