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Sinclairean A3[B]Sinclairean[/B], a new ZX Spectrum emulator written in machine code for x86-compatible, OpenGL-capable computers. Features: [LIST] [*]Fast machin…
... .
For example, horizontal text scroll in Dan Dare (bottom on ... replaced by my x86 machine code core.
[QUOTE]I ... -
How do you destroy an enemy or object?Hi guys I allways wanted to know this, but how would you go about making and destroying enemies in basic or any language? What, do you use a huge ar…
... more people don't generate code in the form of libraries ... routine, scroll or sound system or whatever, then this same code should ... -
How do you destroy an enemy or object?Hi guys I allways wanted to know this, but how would you go about making and destroying enemies in basic or any language? What, do you use a huge ar…
... in every 4 vertical pixels to double the vertical colour resolution. ... cycles. Instead I make available code to draw sprites, lines, ... four vertical pixel busy wait. So the screen draw code gets ... are executed during those 4 vertical pixel waits. Doing things ... -
Please test my Manic Miner remake!Thanks to everyone who downloaded my sneak preview of Manic Miner Turbo. Thanks especially to na_th_an who is the only person so far to give feedback…
... 'd discovered a way to scroll the screen at 50 FPS ... />
I sent Rob the code and the source. -
BEEP pitch values for key of G?I've been transcribing a listing which is supposed to include a DATA statement with the pitch values for the key of G. What it's got is: DATA 5,7,9,…
... C this would be
[CODE]
[u]Key of C ... D E F# G
[/CODE]
Always the same pattern ... of the Major scale.
[code]
[u]Key of C ... B C D E
[/code]
Major and Minor scales ... circle of fifths like a vertical coil with C at the ... -
Castlevania ZXDoes anybody know what happened to the Castlevania ZX project? Yet again another great game that missed the Spectrum but had a port on the C64 [url…
... I keep working on the code but I still don' ... that although I know machine code assembler (and also C ... working on a quadruple scroll scroll routine with FX and ... me come up with code for some other ideas ... demo? Something without any scroll, just the main character ... -
tricks to simplify codingWhen i started with programming in assembler i had very simple approach to do things. Just shifting bytes around, doing simple tests and so... Later …
... ; jump to function address
[/code]
Here all registers ... by a struct_sp_cs:
[code]
struct sp1_cs { // "char structs ... graphic pointers, equals result of vertical rotation + frame addr
uchar ... -
My first platformerHi all! How do you do? Been lurking here for a while, but never had the courage to join the forum. :) The Speccy was my first computer, so I've alw…
... indicate graphic pixels.
[code]
---***** ***-----
---***** ***-----
---***** ***-----
---***** ***-----
---***** ***-----
[/code]
After horizontal rotation ... a blank vertical pixel into ... -
New member here. And a spider! :)Hello everyone. My name is Sekrets. I'm quite a lonely individual, searching for a digital home where I might find fellow speccy enthusiasts to adopt…
... /> line defb 0
[/code]
You mentioned ... C interface issues). The code is reproduced below:
... = asmentry - zx_pxy2aaddr_callee
[/code]
The entrypoint ... your sprite on any vertical pixel position, not just ... -
Midi2ayhello, Does anyone know how to use MIDI2AY ? FABIEN
... Source.Asm
Now scroll through the resulting Source.Asm ... it into the following source code where it says "notas":
-----------------------------------------------------
;; Improved Midi2Ay code by Alcoholics Anonymous 23/Oct ... -
Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …
... could reuse the map viewer code to design a system that ... and reuse some of the code routines already in use.
[QUOTE]
Obviously, the viewer code would have to be optimised ... and on 1 pixel in vertical direction. if you start think ... -
Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …
... wanted half screen 8-directional scroll with 16x16 sprites for DD ... want big sprites :)
code on DD will be finished ... -
Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …
... wanted half screen 8-directional scroll with 16x16 sprites for DD ... want big sprites :)
code on DD will be finished ... -
Spectrum v Amstrad CPC rangeAmstrad seemed to be a rather late starter in the 8 bit micro computer race. I never really saw one outside a shop, only a few people at school had o…
... . I remember Arkanoid had a vertical sort of screen layout.
code than multicolour stuff did on ... -
Games programmers playing other gamesI've always wondered what it was like for programmers of the Speccy when they played games from other companies/developers. Would they sit and analy…
... work out my own parallax scroll routines. Turns out I hadn ... how things fail, even on code I know nothing about.
code would work, but it's ... a brilliantly efficient bit of code. It's certainly made me ... -
ToadrunnerDid anybody finish this game? I would like to map it, but I would need some concrete tips how to use objects, respective which object can kill druid,…
... earlier exploration.
[code]
Toadrunner (Ariolasoft)
=======================< ...
20 get scroll
21 get ... /> 2d move hand by dropping scroll below it
... by monster. congratulations!
[/code] -
Beepola v1.01A new version of Beepoa, v1.01, is now available for download from:- [URL]http://freestuff.grok.co.uk/beepola/Beepola_v1.01.00.zip[/URL] (650KiB) …
... big distinction between data and code to support many songs from ... the data format and player code huge to accomodate all possibilities ... , however, include the player code for more than one engine ... the top) disappears if you scroll the view.[/QUOTE]
Cheers ... -
+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
... scroll, and the output still has to be visible; eg.:
[code ... /> 40 GO TO 6
[/code]
(Line 6 is to ... use a bit of machine code. I would use DOS OPEN ... -
+3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…
... address of the m/code and you can scroll through the disassembly ... -
ToadrunnerDid anybody finish this game? I would like to map it, but I would need some concrete tips how to use objects, respective which object can kill druid,…
... path is safe.
two vertical = right path
solid = ... mitten = middle path
two vertical = bottom path
... move right
pickup scroll
move left
drop scroll below hand and it will ... -
'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…
... thing would be
[code]
ldx #$00 // reset ... .dft "hello world "
[/code]
the same ... scrollers to trigger end/reset scroll. -
KING OF PONG: Pong revisitedHello everybody. I'm proud to announce you that my last personal project for the ZX Spectrum, "KING OF PONG" is available to download here at WOS si…
... , I'll print the source code on paper and I'll ... when you don't have scroll and/or a zillion sprites ... they are interrupted by whatever code installed in the default interrupt ... -
Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... the code to expand the size just 1 pixel ?[/quote]
Vertical ... -
KING OF PONG: Pong revisitedHello everybody. I'm proud to announce you that my last personal project for the ZX Spectrum, "KING OF PONG" is available to download here at WOS si…
... by Spanish comments):
[code]
Delta Tama?o Libre ... .833 11'63% Compresi?n vertical de pantallas
-193 36 ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... quite simple really.
[CODE];use alongside the print_char routine ... no need to set adjacent Vertical Attribute & Exit routine< ... below - and set the adjacent Vertical Attribute
;
;drop through ... Address back
ret
[/CODE] -
Sprite MaskingI was looking at the sprites in some games, and noticed they have sprite followed by mask. Usually a row at a time (so the mask is sort of interleave…
... loop of 8:
[code]LD A,(HL)
LD ... D
INC HL
[/code]
Also, if doing ... multiple of two) character wide vertical stripe, it's not as ... -
Why is this not invented yet.I know sky plus can record programs onto a harddrive for later watching, replaying, and slow mo etc. This as I think is correct can record one channe…
... a perfect world with no vertical flyback. that's the ... like this:
[CODE]
[FONT=Courier New][COLOR ... ][/COLOR][/COLOR][/FONT]
[/CODE]where each colour/letter is ... e[/FONT][/COLOR]
[/CODE]there's unfortunately no way ... -
Mr Do! ?Not exactly a new idea (at least twenty-seven years old now :-o), but how about a port of Mr Do! to the Spectrum? There was never an official one, ev…
... so that the screen would scroll vertically if you need to ... />
the problem is the vertical playing area.... or lack of ... -
Lightforce - a classic?Was [URL="http://zxspectrumgames.blogspot.com/2010/08/spectrum-games-light-force-classic-zx.html"]Lightforce [/URL](reviewed) a classic shmup? I rec…
... 't been a full colour vertical space shoot-em up that ... 've got a great colour scroll and some multi coloured sprite ...
