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Recursive functionsA while ago Phil demonstrated a nice example of recursiveness in a DEF FN function. Sadly it doesn't appear to be online anymore and I have difficult…
Well Paul, it is possible but then you must use VAL$.
This is my reply, I will code an recursive (string)routine later.
Dr Beep -
The BASIC ISRFirst of all, excuse me if my blatant ignorance about this topic makes me write some nonsense :) The thing is that I'm finishing a game in mixed BAS…
... an interrupt service routine you need to do ... your interrupt routine... which is why in Dr.Beep's code ... the address of your interrupt routine is at $fefe.
... table, and your interrupt routine, you then LD I, ... before running the setup routine. DI won't hurt ... -
PSPSIM - SamCoupe Emulator for the PSPI have just been playing around with PSPSIM and just wanted to know what Sam Coupe users thought were the best games/apps for the Coupe? Cheers,
... a MC routine for Mode 2 Put...
Dr Beep, I`ll ... -
Syntax checkingI want to capture the command for i.e. microdrive in a standard ROM. The editor will give an error, but how can I redirect to my own routine? I will …
[QUOTE=Dr BEEP]
I have looked in the editor routine at 0f2c, but ... -
Syntax checkingI want to capture the command for i.e. microdrive in a standard ROM. The editor will give an error, but how can I redirect to my own routine? I will …
[QUOTE=Dr BEEP]Syntaxchecking must therfore be ... a sample of the routine that handle SAVE and ... br />
CALL L1C8C ; routine EXPT-EXP checks that a ... br />
CALL L2530 ; routine SYNTAX-Z
JR Z ... -
Who knows how to program a "pathfinder"?Hi all. I like to play games like "Colour Lines" and I think, I will create a version of this game for the SAM Coupe. It looks easy - until this "dam…
Whowsa Dr. Beep, you come in with a really helpful hand :-)))))
Now the problem to implement this routine in a programm is given back to me. And that?s good so. Thank you for your efforts.
Greetz to NL. Wo -
How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
[QUOTE=Dr BEEP;200758]
Best visible test ... D,255 ;-)
Your routine works fine for full lines ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
[QUOTE=Dr BEEP;221273]I have written a fill routine that will fill from ... !
And if the routine does pattern fills, it would ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
[QUOTE=Dr BEEP;221439]Einar,
I ... /> I'm guessing your compression routine stores each position using 2 ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
[QUOTE=Dr BEEP;221479]My fill uses each ... call). As long as your routine
doesn't use too ... seeing Ian Collier's fill routine a long time ago on ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
[QUOTE=Dr BEEP;221848]Do you have an ... eating up 30k+ causes the routine to lose its practicality.
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
[QUOTE=Dr BEEP;226668]Hrmmm,
just ... guessing it's because it sort of makes the tactical play ...Minigame Compo 2007Hi there, also this year, there'll be a minigame competition, open to all 8-bit computers and consoles. It consists on writing games whose size (…
[QUOTE=Dr BEEP;238254]IMO every value ... /> DEFB +FF routine.
[/CODE]
Routine LINE-ADDR returns ... with a monitor that this routine is indeed executed.)
... is a piece of routine LD-PROG that is executed ...Hello and Help!Hi this is my first post here. I have been a lurker for a while now but have decided to sign up and post out of frustration more than anything. Sorr…
[QUOTE=Dr BEEP;245155]Why should we attack ... this is nothing of the sort.
Its already got ...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=Dr BEEP;247570]Not perfect yet, but ... following code:-
(1) Dr. BEEP's button drawing idea, although ... line with my previous PRINT routine. Still I somehow have buttons ... .
(3) My original routine to highlight the buttons quickly ...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…
... and use the IM 1 routine too.
First stack ... registers in your routine
Second do your routine
Third make ... ]
Thanks very much Dr BEEP, that's excellent!
routine, but now I will call ...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…
... at all! :D
Dr Beep's solution of using the ... in Basic's interrupt service routine this also means it only ... you got them. (edit: oops, Dr Beep's code increments FRAMES too ...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=Dr BEEP;253895]Your version remains slow ( ... /> [QUOTE=Dr BEEP;253895]I am thinking of expanding my routine now 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?
[quote=Dr BEEP;254914]And yet the technics ... simulates a (part of a) routine is very interesting.
Dr Beep posts a comment I find ...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=Dr BEEP;255126]Your idea is the ... !
[QUOTE=Dr BEEP;255126]I will try to ... would be worth it. This routine will probably look fairly different ... anyway!
[QUOTE=Dr BEEP;255126]2 spaces won here ...Packing numbers in as least memory as possibleI am writing some code for drawing vector lines etc. on the screen. These need to be stored in memory and I want to pack them in a smaller area as po…
Dr Beep, I see what you are ... developing the most useable fill routine. I have gone for the ...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?
[QUOTE=Dr BEEP;254914]And yet the technics ... simulates a (part of a) routine is very interesting.
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=Dr BEEP;255912]I came up with ... all positions, and use a routine like this to print the ...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=Dr BEEP;255994]Great news,
... to cut the 3D drawing routine with
[spoiler]
1 ...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=Dr BEEP;256278]I have joined the routine to draw a frontwall with ...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…
... I'm looking forward for Dr BEEP's implementation of [B]TraceMaze ... =17: LET y=c+2: BEEP .007,10
50 PRINT ... =3: LET p=p+1: BEEP .02,-10: IF NOT a ... of a [B]GOSUB[/B] routine, it should work better for ...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 …
... visual effect MC routine, best useful original MC routine, Best MC game ... />
The one-liner from Dr Beep was a perfect example of ...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 …
... visual effect MC routine, best useful original MC routine, Best MC game ... />
The one-liner from Dr Beep was a perfect example of ... like this again.
Dr BEEP's oneliner compo was indeed ...'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…
[QUOTE=Dr BEEP;294050]@ DP
What ... /> Yes if I add some sort of colour selection interface to ...VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
[QUOTE=Dr BEEP;296058]My decoding routine is faster than Simons (26T ...
