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Multicolour demo using z88dk + BIFROST* (+source)This is just a demo to show how to show multicolour using z88dk, using the BIFROST* engine (more info [URL="http://www.worldofspectrum.org/forums/sho…
...
eg:
[code]
extern struct sp1_ss __CALLEE__ ... the compiler:
[code]
void *f = sp1_CreateSpr; ... call sp1_CreateSpr_callee
[/code]
Note the ... that does not require stack clean up following the call.
Outrun Europa - In colourAre there any coder's willing to see if we can put the colour into this game as originally intended?
... have been based on pre-release code so that the game appeared ... time as the reviews ended up in magazines, so that accounts ...Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... br />
[CODE]
ZX SPECTRUM MACHINE CODE GAME 30 MINUTE ... 53 again!
To clean up the score at GAMEOVER insert ... down our blindingly fast machine code.
Insert the ... atsign - jon.kingsman (reversed)
[/CODE][/QUOTE]
i think im ...Covering my tracks using OVERI've got myself in a bit of a mess again I'm afraid, the routine I have written is for 4 characters to move across the screen 2 spaces at a time in I…
... printed should include its own "clean-up" characters, thus if moving rightwards ... printing the string will automatically clean up behind it. Then it's ... line of code will move the string rightwards, cleaning up as it ...smooth movement in basicWas trying to figure this out myself but i would like to be pointed in right direction now :-). How do I make something move in Basic without gettin…
... 'other end is sufficient to clean up the display. For vertical movement ... , but it prints 'down' & 'up' as '?', so it's not ... calculate a score.
[code]
5 PAPER 6: INK ... ;"\.:\::\::\:.";AT 20,x;"\':\::\::\:'": RETURN
[/code]Using RST 16 and udg flickerHi there! I'm using UDGs and RST 16 to make a simple canyon bomber game. I've got the game mechanics working ( finally ) but now I'd like to make …
... had to add end checking code to clean up the rogue sprites.
Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…
... you do. There's no clean up routine at the exit! Also ... a standard sub that will clean itself up, use LD a, (IX ... , then writing them into the code itself just to re-load ...Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…
... you do. There's no clean up routine at the exit! ... , to Fastcall function:
[code]
function CheckCandles() as Ubyte ... BASIC at exit too:
[code]
function fastcall CheckCandles() ... br /> end Function
[/code]
This make the movement ...What's on your saucer?Thanks go out to frobush and zx1 for inspiring* this WoSser to create a yet another excellent WoS thread. Lunch 10 minutes ago. [IMG]http://i300.ph…
... ? waste of money.. we'd clean up if we made some of ... online
I'll release a series of video to ...Compiler conventions for passing args/return valuesI've been mulling over this for a while, but I can't spot it covered anywhere. There are various methods for passing args and return values between …
... in compiler generated 'framing code' (the stuff placed around ... returned is:
[code]
; exit : hl = ... follows:
[code]
char *utoa(int value ... utoa_callee
pop bc ;; clean up stack
pop bc
Compiler conventions for passing args/return valuesI've been mulling over this for a while, but I can't spot it covered anywhere. There are various methods for passing args and return values between …
... matching exactly how coders hand code their subroutines.
... several points in the function code. For vararg functions, a ... /> So the compiler must always clean up after vararg calls, which means ... the quality of the interface code too much for most ...Compiler conventions for passing args/return valuesI've been mulling over this for a while, but I can't spot it covered anywhere. There are various methods for passing args and return values between …
... several points in the function code. For vararg functions, a target ... address. The compiler must always clean up after a varargs call so ... expense of speed (and probably code size). I'm going off ... to comb through the assembly code I've written which needs ...Timex 2068 hi-color / hi-res modes.Hello. I know this is not a Timex forum but since it is a very close relative of the Speccy I thought I'd ask my question here. Does anyone know …
... they didn't just simply release the TS2068 with a Spectrum ... had a plan to release a follow up model after the spectrum ... or trying to accelerate the release of the 2068. They chose ... things. You can see some code in the ROMs that was ...Elliptical ChallengeSubsequent to the recent "Graph Plot" thread, I wrote this general purpose ellipse drawing routine which will plot (although it doesn't actually use …
... [/url]
This includes clean-up code to erase duplicate plots from ... snapshot has already been cleaned up, but the "unclean" version can ... with, the clean-up lines, to see the difference. The clean-up lines can ... only needs to be cleaned up once.New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…
... unlikely to clean up the comments on the El Stompo source code, so ... /0ByxiMYbPnlUdVHBlMkN0dWwtS00/edit?usp=sharing"]Source code[/URL]
[URL="https ...New Game: Sun Bucket[IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/loader_zpsbc757e08.gif[/IMG] [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhugh…
... unlikely to clean up the comments on the SunBucket source code, so here ... /0ByxiMYbPnlUddlJIUExGc0dqZlk/edit?usp=sharing"]Source code[/URL]
[URL="https ...Code structureHi all, I'd be interested in opinions on the neatest way to do this. I've got a print string routine in which 0-31 are reserved for control codes, …
... function but exit via some clean-up code. Even most structured languages let ...Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
... the original (English language) Ariolasoft release.
Spellbound ... 786222&postcount=407"]code snippet[/URL] provided by ... Alternative re-release.
Cylu: Locks up upon loading. ... file, coming with source code, can be downloaded from ...Z-Machine interpreter for SpeccyDoes anybody know if there's a Z-machine interpreter for ZX Spectrum? For playing infocom-style adventure games? If not, has anybody ever attempted …
... it's become necessary to release a new version of ... problem's easily reproducible with release 31 of [i]The ... the Galaxy[/i] (release 871119):
[code]
GET UP
LIGHT
S
[/code]
Versions 1.11 ...ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... run it's own boot code, and later fakes a reboot ... prevent memory clean up/reset done by ZX ROM startup code).
Database model ZXDBRecently, I have been trying to figure out how to provide my contribution to whoever takes over WoS archive rework next... So I came up with this: …
... more difficult.
[code]
$ErrorActionPreference = "Stop";
# Fix up identity values
$text = ... )'
# Clean up mysql table options
... /> $sw.Close()
[/code]Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
Interesting, yes, I came up with something similar, but ... sense, but once I clean up the graphic representation I made ... with an extra bit of code to allow for viewing ... to calculate next line up on every line change.< ... so I'm cleaning up the source so you folks ...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... br />
TomD
[code]
;;
;; ==============================================
;; ... b times
;;
;; clean up before loop
pop hl ... cobra.asm"
;;
;; code for pasmo basic
END ...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... />
TomD
[code]
;;
;; ==============================================
;; ...
;;
;; clean up before loop
pop hl ... c000
;;
[/code]
[code]
#include
...ALIEN (Mindgames) Bugfix and Improvement.[code]ALIEN (Mindgames) [ZX SPECTRUM] BUGFIX & IMPROVEMENT by Ersh 2016-10-29 The following bugs are fixed: [BUG] INVENTORY BUG WHEN SWITCHING …
... /lH0CeLF.png[/img]
[code]ALIEN by Mindgames for the ... the item and pick it up again.
[BUGFIX] PLAYER ... -10-29)
Initial release.
[/code]
ALIEN (Mindgames ...QuadronReview's ready... [img]https://1.bp.blogspot.com/-wZFloLID1tg/XAvpSKwPNuI/AAAAAAAAPpk/l1Z0gpbAq0kg5sMqZgecv-Q0REyOi2IOgCLcBGAs/s320/Quadron-loadin…
... code so in order to prepare the game for release I ended up ...Thinking about adding an iMac G3 to my Collection.So, I've been thinking about the iMac g3. You know the revolutionary Apple computer first released in 1998 and with translucent colors. I can see the…
... available at the time of release, it was certainly much closer ... of Disk Doctor to regularly clean up drive issues was a must ...Microdrive logic flow.Hi all, I've finally gotten my hands on an Interface 1 and Microdrive to continue my project, and have been analyzing the Microdrive with a logic …
... initial synchronization.
The code for this is on GitHub ... yet because I have to clean up a bit first, but making ... interested in looking into the code already, let me know. I ...Microdrive logic flow.Hi all, I've finally gotten my hands on an Interface 1 and Microdrive to continue my project, and have been analyzing the Microdrive with a logic …
[quote="xelalex;975297"]The code for this is on GitHub, ... yet because I have to clean up a bit first, but making ... interested in looking into the code already, let me know. I ...
