-
New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…
... at the top of your code.
* If you are running ... AT 20,20; INK 2; CHR$(144): REM UDG A
code being stored in 23560 (the ... ROM routines in a machine code program.
* 23613/4 ... -
Books that you just can't quit.Much as parts of the presentation,writing style infurates me, there is a book I just keep comming back to again and again. Its like the Yang to the …
[code]
1000 DIM R(55): ... long from row R collum CHR$
1049 REM P is ... I$=CHR$ 18+CHR$ 1+"PRESS ENTER TO START GAME"+CHR$ 18+CHR$ 0 ... lower case.
4020 IF CODE A$ -
Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …
... down and left two with control codes, then the remaining characters ... />
Remember that, although CHR$ 10 & CHR$ 11 may be described ... just print a '?'; and although CHR$ 13 does go down a ... print controls has to use CHR$ & CODE as well as doing ... -
Dock's ZX Maze gameI'm hoping to finish a simple maze game in ZX Spectrum BASIC this week, as part of the Ludumdare Retro challenge. I used to dabble in speccy basic on…
... limitations in my own code, so I'm going ... commentary follows ...
[code]
35 LET j1= 0 ... AT 20,16; BRIGHT 1;CHR$ (CODE i$-11):
LET ... r,k): LET z$=CHR$ 22+CHR$ r+CHR$ k:
LET ... THEN
GO SUB CODE y$*2-12
84 ... -
Dock's ZX Maze gameI'm hoping to finish a simple maze game in ZX Spectrum BASIC this week, as part of the Ludumdare Retro challenge. I used to dabble in speccy basic on…
... exhaustive commentary follows ...
[code]
35 LET j1= 0 ... AT 20,16; BRIGHT 1;CHR$ (CODE i$-11):
LET c ... $(r,k): LET z$=CHR$ 22+CHR$ r+CHR$ k:
LET sgo ... ;="1" THEN
GO SUB CODE y$*2-12
84 ... -
Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…
... additional control codes: paragraph indent and text color.
[code]< ... ;is it a printable character (code ≥ 0x20)?
jp nc ... l,a ;load L with chr code
add hl,hl ; ... /> add hl,bc ;bitmap (chr code*8+font addr - 256), load ... -
New Functions for Sinclair BasicA total of 52 new functions can be added to Sinclair BASIC; 26 numeric functions (A-Z) and 26 string functions (A$-Z$). Owing to the internal structu…
... FN B(b$)=VAL(CHR$ 196+b$)
[/code]
[b ... ])
[code]
DEF FN C$(n)=CHR$ INT (n/256)+CHR$ (n ... ]posint16[/i])
[code]
DEF FN H$(n)=CHR$ (INT (n ... $)=CHR$ (CODE l$)+(32 AND CODE l$>64 AND CODE l$96 AND CODE ... -
New Tool: CheqEdit[b]CheqEdit[/b] it's a simple and small program that helps you to draw 64x48 graphics on screen in GRAPHICS MODE. Program can output as text in CHR$ …
... can output as text in CHR$ format, control codes format, a special ... -
A 128 Routine to Put Tokens in StringsI was writing a DEF FN on the +128k and decided that I'd had enough of not being able to put function tokens in strings without a great palaver and s…
... DATA line with the correct CHR$ code following and in the main ... ..."len",177,"uln",184...
[code]
9990 DATA "fn",168 ... =CODE t$+47: CLS :
PRINT "Line:";l;" replace:";CHR$ u;" with:";CHR ... ): POKE b,p:
PRINT CHR$ p;: GO TO 9995-(3 ... -
Hardware description - DivIDE interface[B][U]DIVIDE interface / DivIDE 2k11[/U][/B] [B][U]The main description[/U][/B] DIVIDE is IDE interface with own external memory. Thanks to very goo…
... - write only[/B]
[CODE]D0-D1 = select divide ram ... /> D7 = conmem mode[/CODE]
Control port function:
[CODE][U]ADRESS READ WRITE[/U ... 24-27 LBA 24-27[/CODE]
Adressation ... -
Soundex routineIn an idle 5 minutes I wrote a short routine to calculate Soundex codes using the algorithm described here: [url]http://en.wikipedia.org/wiki/Sounde…
... all had the same Soundex code (ie. "tell me words which ... reference a dictionary.
[code]
10 REM letter encodings ... -
Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …
... the peek will return the chr$ code of the character in the ... -
SkoolKit'ing errorsI'm in trouble with SkoolKit 7.2 Did so far [code]sna2ctl.py %GAME%.z80 > %GAME%.ctl[/code] control file looks fine [code] @ 16384 start …
... %.z80 > %GAME%.ctl[/code]
control file looks fine
[code]
@ 16384 start
18578 JR 18607 ;
[/code]
[code]skool2asm.py %GAME%.skool ... -
Font centering problemA while back today, I started coding a simple Othello/Reversi game in BASIC, with the precious aid of BASin (great tool, hope it eventually becomes b…
... , y
70 LET pos=CODE c$*8+chs
80 ... 9
230 LET c$=CHR$ (CODE "0"+n)
240 LET ... -
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…
... , my first version.
[code]
1 DEF FN a ... "),3:
LET c$(x)=CHR$ (CODE c$(x)-40):
LET ... -
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
[code]
1 DEF FN a(r,n)=r-INT (r/n)*n:
READ c$,m,n,v,p:
LET x=RND*36+10:
POKE n*(c$(x)>"O"),3:
LET c$(x)=CHR$ (CODE c$(x)-40):
LET c=FN a(3+PEEK 23673,256):
CLS :
LET x=x+n*(c$(p) -
Computer SpacegamesBook Title: [B][URL="http://www.worldofspectrum.org/infoseekid.cgi?id=2000089"]Computer Spacegames[/URL][/B] Authors: [B]Daniel Isaaman & Jenny Tyler…
[CODE]
10 cls
20 ... "
220 stop
[/CODE]
[CODE]
10 print "death valley ... -
The Chuntey InitiativeIt's the start of a new year and with it brings a new wave of optimism and hope! :) In light of the relative success of twitter/speccynews (in the s…
Arjun, the upper$ and lower$ functions only return the first letter of the string capitalized. Something like this will do the whole word:
DEF FN u$(s$)=VAL$ "CHR$ ((CODE s$)-(32 AND CODE s$>96 AND CODE s$ -
The Chuntey InitiativeIt's the start of a new year and with it brings a new wave of optimism and hope! :) In light of the relative success of twitter/speccynews (in the s…
... u$(s$)=VAL$ "CHR$ ((CODE s$)-(32 AND CODE s$>96 AND ... -
New Functions for Sinclair BasicA total of 52 new functions can be added to Sinclair BASIC; 26 numeric functions (A-Z) and 26 string functions (A$-Z$). Owing to the internal structu…
[QUOTE=aowen;56596]...
[b]LOWER$[/b]([i]string1[/i])
[code]
DEF FN L$(l$)=CHR$ (CODE l$)+(32 AND CODE l$>64 AND CODE l$96 AND CODE u$64 AND CODE l$96 AND CODE u$ -
Activision's Ghostbusters (1984 version)Did anyone ever manage to work out (or hack) the account numbers? If so, are they the same for the 1986 rehash?
... might prove useful!
[CODE]5 BORDER 2: PAPER 2 ... ;95 THEN LET n$(i)=CHR$ (CODE n$(i)-32)
... TO 20: LET b=b+CODE n$(i): NEXT i< ... br /> 9110 DATA -1
[/CODE]
Paste it into ... invalid BCD results and the code tends to change these back ... -
Spanner seeks helpHello, and HNY, all. I am presently writing a game in BASIC. It's a bit - a lot - crap, but I'm enjoying it! Anyway, a couple of questions, if you …
... capitals like this:
[code]
10 INPUT A$ : REM ... -
Spanner seeks helpHello, and HNY, all. I am presently writing a game in BASIC. It's a bit - a lot - crap, but I'm enjoying it! Anyway, a couple of questions, if you …
... capitals like this:
[code]
10 INPUT A$ : REM ... -
Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... /> =(CHR$ (CODE a$+64) AND a$"-")+(CHR$ (65+o) AND a$="-")+"$"
+CHR$ 14+CHR ... $ 0+CHR$ FN l(a)+CHR ... $ FN h(a)+CHR$ FN ... -
Print TextHow do i print text on the bottom left row(memory location in attribute 23295) of the screen in assembly? I understand the parts better on paper and …
... colours you wish.
[code]
; CONTROL CHARACTERS
;
; $16 ...
ATTBYT DEFB 0
[/code] -
Increasing the number of UDGs...Hi Folks, I know by default the Spectrum can have 21 UDGs (48K) and 19 (128K) and that the address of the bit patterns is pointed to by the UDG syst…
... wherever (UDG) is pointing.
[code]
org 23296
UDG256 ... nz,UDGLOOP
ret
[/code]
Normally PRINT_OUT deducts 144 ... routine to be the correct CHR$ code for printing. -
WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... and UDGs.
[code]
75 IF a$CHR$ 15 AND PEEK ... g(FN g(FN g(CODE a$,32,97),8,65 ... ;=1 AND a=b)
[/code]
The key codes for ... sequential list. The "LET a$=CHR$... line" maps a parallel sequence ...
