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Changing the colour of the loading 'stripes'I was wondering if it were possible to alter the default colours of the standard ROM loading 'stripes' via BASIC, mabye a POKE command of some descri…
... it possible to copy loading routine from ROM to RAM, then ... br /> I wrote a utility in BASIC some years ago to do ... years back I rewrote it in C using z88dk so ... a load or a save routine at the end. I don ... could if anyone was interested in seeing it?
... -
DEF FN DirectivesI am looking at using some machine code functions from the DK Graphics Pack. They are machine code but they are called via Basic with the function de…
... routine which allowed you to print to the screen in ... 32x32 or 64x32 resolution from BASIC, and ... to look at address stored in the DEFADD (23563) ... to the DEF FN function in use.
... as they would appear in BASIC, then load the address ... -
CSSCGC 2008 has now officially begunFor coming last in the 2007 crap game compo, I have the honour and privilege of hosting CSSCGC 2008! I have now put up the CSSCGC 2008 website at …
Crysis conversion for ZX Spectrum submited...
Awesome Heuristic Routine for generating a real 3D World, with 5 enemies awaiting you, and destructible scenario.
All in BASIC. -
help sought with first foray into machine code - pixel scrolldownI have started to code my first machine code program, a simple roadrace game. I've based it around the pixel scrolldown routine in 40 Best Machine Co…
... .
Keep in mind that these hard-coded ... 1 pixel in 1/50s or a total scroll time ... this is once your scroll routine takes less than 70000 ... your game loop (scroll + logic) in 1/50s you might ... keeping the stretched timing in mind could make a difference ... -
ANNOUNCE: BASin r14 is up. New SCREEN$ paintbox included.Hi all, Well, I can't sit on this any longer - so I've released it. Let's all get a good testing session going, eh? You can get the new BASin [url=…
... 've been developing something similar in Basic and with some machine code ... to develop that tool for Basic users I see no reason ... . There are a lot of Basic programmers out there who still ... to whether to do a routine that converts a screen to ... -
problem using FRAMES to generate 'random' numbersI realise the pros use bytes from ROM to get their random numbers, presumably because they want to use FRAMES to synchronise the printing and avoid s…
... is only updated in Basic's interrupt service routine this also means ... say, 10 random numbers in a row you'd get ... the "non-random" areas in the ROM too (eg the ... want to stop running the Basic ISR pretty soon anyway ( ... the 16-bit one used in z88dk:
[url]http ... -
Dangerous Z80 Assembly CommandHave been reading Toni Bakers' "Mastering MC On Ya Speccy" book and came across the list of Z80 commands in the dictionary section. Page 102 "[b]IM…
... in BASIC.
What works:-
The chip music routine when run in ... the foreground (not via interrupts), returns to BASIC ... you can return to BASIC succesfully if the routine has been run ... -
Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…
... be in the ROM, so I call the BASIC ROM routine ... [LIST]
[*]$0b (Nonsense in BASIC)
[*]$0e (Invalid Filename)
in the original RST8 routine; job done.< ... jump to BASIC_STMT_R_1 ($1b7d) in the BASIC ROM. Finished!
[/ ... -
Memory paging in 128 KB - 64KB RAM possible?I have found a quote in Spectrum 3 manual (available at WOS) -------------------- In the +3, we have crammed in more than twice the amount of memory…
... /M.
- You can run BASIC with a modified ROM image ... with just the tape load routine.
- In the all-RAM configuration ... -
Memory paging in 128 KB - 64KB RAM possible?I have found a quote in Spectrum 3 manual (available at WOS) -------------------- In the +3, we have crammed in more than twice the amount of memory…
... /M.
- You can run BASIC with a modified ROM image ... with just the tape load routine.
- In the all-RAM configuration ... -
Quick q. on MC vs. BASIC (boring question)No matter how long or tedious the programming/testing may be ... Is Machine Code [B]ALWAYS[/B] faster than BASIC?
... simulates a (part of a) routine is very interesting.
Example in BASIC:
Suppose you want to ... -
Quick q. on MC vs. BASIC (boring question)No matter how long or tedious the programming/testing may be ... Is Machine Code [B]ALWAYS[/B] faster than BASIC?
... simulates a (part of a) routine is very interesting.
Example in BASIC:
Suppose you want to ... my luck he posts it in dutch... :lol: -
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
... basically the idea I had in mind. However, it's only ... to make the room drawing routine really fast. Players can typically ... a slow drawing 3D view in BASIC since that's to be ... the screen all the time in the same loop that checks ... -
Quick q. on MC vs. BASIC (boring question)No matter how long or tedious the programming/testing may be ... Is Machine Code [B]ALWAYS[/B] faster than BASIC?
... of a) routine is very interesting.
Example in BASIC:
Suppose ... number (n) divided by 8 in Machine code is simply:
BASIC version. -
Disappearing/appearing effectI remember doing a small routine in BASIC which could be used to cover the attributes section randomly, until all 704 characters were filled with the…
... 're curious; the resolving routine starts at line 900.
in BASIC. The BASIC equivalent is:
10 ... useful.
Another routine which might be of interest ... Robot[/url]. This is in BASIC and rather cleverly constructs a ... -
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
[QUOTE=bigjon;256767]I started to think about doing a lightforce-style scroller[/QUOTE]
Looks promising!
Notice that instead of this:
[CODE]
s-(IN 64510 -
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
... /> [code]
s+SGN (IN 64510-IN 57342)
[/code][/quote]I ... ] ), it's a scroll game implemented 100% in BASIC and it's reasonably ... to check the color attributes in a position (see Sheepdog Trials ... my latest non-working effort in text only. I'll take ... -
IF2 Rom snapshot creationHi, is it possible convert a Speccy 16k snapshot to a Interface 2 Rom file? I've the original Ultimate Pssst, Cookie, Trans-am and Jetpac tapes and …
... /> JR newline ;do next line in BASIC
vclear:
... ;update IX for load bytes routine
LD DE,$C000
; JP hexbyte ;RETurn via hexbyte routine (which follows)
hexbyte ... get changed by LOAD CODE routine
LD DE,$4000< ... -
Start Tape, Press any key...Hi, I'd like be able to save (program or data or code) using the save "whatever" command, but I want it to start recording immediately, rather than …
... $FD (called by the SAVE routine at $0971) points by default ... at $15AF. The input routine points to $10A8 and the ... modifies the input routine - not the output routine as mentioned in thread #5 ... be modified in BASIC. Have a look at the SAVE routine at $0970 ... -
FAST and SLOW .TAP loading in RESIDOSWhy is in RESIDOS this TAP file loaded always too slow ? (with lines in border area). Other TAP files on my drive is fast loaded, but loading this fi…
... one! If you want garbage in the screen (why?!), you could ... course, but when you're in BASIC and you don't have ... time to POKE the LDIR routine right into memory, you find ... -
Announce: BASin r14b availableHere's the fix mentioned earlier for those of you that either are too lazy to update your OS (XP SP2 has been out aaaaages, Arjun!) or even junk that…
... player in one bank whilst still allowing the usual 128K basic ... of the app is in BASIC. The IM2 routine also jumps into the ... interrupt service routine to allow editing of the BASIC program whilst ... my IM2 routine is still ... -
48K games that don't work on a +2Not sure if there is already a thread about this but recently I've noticed some old 48K games will not run on my +2 - even in 48K mode. Examples are…
... " at the top of a BASIC program).
[I]On a ... on 128 machines. In particular they modified the IM1 routine, key-scan ... games would check the NMI routine in the ROM to make sure ... " SCREEN$. This will only affect BASIC programs.
13) The ... -
Specdrum 3 W.I.PIts a new app so i needed a new thread sorry :) I am sorry i have been neglecting this site and i have been working hard on Specdrum 3 Honest i hav…
... /> If your program could output in the format of DigiSID, and ... in time i will look into digisid and possibly write a routine ... that this was all written in basic and c++ with blitzmax.
in most new sequencers nowadays where ... -
Handling RST8 on a +3Well, I've come to that bit of my project that I wasn't really looking forward to (because I don't understand enough about the ZX BASIC ROM) - extend…
... ]RST 8 in the ROM is the error routine. Anytime a BASIC line ... have to parse some Nonsense in BASIC to get to it.[/QUOTE ... RST 8, not just nonsense in BASIC. For example, "Invalid I/O ... -
post your preferred 'up-down-left-right-fire' keys redefinefor me, and for some reason it was Emlyn hughes back in the day that got me attatched to this, from then on and to this day I will always redefine my…
...
[QUOTE=Nonsense in BASIC;289624]O P Q A ... wonder why they never put in a redefine option?
in 1982. For the small ... /showscreen.cgi?screen=screens/in-game/s/Skuldugery.gif ... that the screen did not scroll automaticly when you moved, ... -
'orange' on a spectrumalways wondered why spectrums could never seem to achieve the colour orange? wasn't one of the default colours, and don't remember seeing anything th…
... do I flip between screens in Basic again? I've forgotten ... routine - this routine is illustrative, but could undoubtedly be eliminated in ... into second screen (Very slow in BASIC - takes a few minutes. ... arrays start at 1 in Sinclair basic, b(1) actually ... -
'orange' on a spectrumalways wondered why spectrums could never seem to achieve the colour orange? wasn't one of the default colours, and don't remember seeing anything th…
... ] command isn't actually needed in BASIC!
[code]
in bank 7 - hence ... that the interrupt service routine reads the system variable ... will see that even BASIC is capable of very ... flipping.
In (m)anual mode, press a ... -
ANN: open82The Open82 project has been merged with the OpenZXRom project. The homepage is here: [url]http://open82.sourceforge.net/[/url] The subversion repos…
I may miss 'Nonsense in BASIC' and 'R Tape loading error' ... . :-)
Your six-byte routine [B]ex_test_zero[/B] saves two ... -
Bresenham's line algorithmHelp - I really am struggling to get my head around this algorithm. I don't know why, I coped with Cordic (SIN/COS) and integer divide routines (/10 …
... implemented dda in 8 bit integer arithemetic, pseudocode of routine (without ... you have some quick plot routine inlined
[ ... written but this line routine takes perhaps 50T per ... terribly slow, bresenham implemented in basic will draw circle a bit ...
