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Which BASIC commands/functions affect FRAMES?Hi Folks, Does someone have a definitive list of BASIC commands/functions that affect the FRAMES counter? The list I have so far: BEEP CAT (thanks…
... /> BEEP
CAT (thanks Nathan)
COPY
ERASE ( ... BB)
FORMAT (thanks Nathan)
LIST #3 (Geoff ... /> MERGE (thanks Nathan)
MOVE (thanks Nathan)
NEW
Nathan)
VERIFY (thanks Nathan)
Any output ... -
Can anyone see a way to speed up the following line of code?Hi Folks, Been looking at bottle necks in my code using BASin's Profiler and the following line (well the 2nd LET statement) is somewhat slow. [COD…
... )+("DP" AND z$(a,o)=CHR$ 10)+STR$ ((CODE z$(a ... -
Streams - File HandlingHello there my fellow WoS'ers I am attempting to write a Z80 / Snapshot Launching program that is based on a category of files # - Z whereby each f…
... ; 128 THE LET a$=a$+ CHR$ c
60 REM PRINT ... -
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 ... -
saving part of a BASIC programHere's a short routine to save part of a BASIC program. The idea is that it can be merged into a program and then used to save sub-routines, etc. to …
... c$(68): LET h$(1)=CHR$ 0: LET fg=256
CHR$ FN g(l)+CHR$ FN h(l ... /> LET h$(12 TO )=l$+CHR$ 0+CHR$ 128+l$
9994 ... /> LET c$((s+1)/2)=CHR$ FN b(c$(s TO ... -
Indirect Variable AssignmentHere's another wacky routine. This allows assignment of values to variables where the source & destination variables can themselves be defined in var…
... /> 10 PRINT USR id,"val"+CHR$ (a+64),"=",v;
11 ... id,v$,"=",v+VAL ("val"+CHR$ (a+64));
20 NEXT ... -
storing machine code in BASICA couple of years ago I posted a routine for storing machine code between PROG & VARS, based on an idea in Toni Baker's "Mastering Machine Code". Thi…
... $,n)=l$+CHR$ 14+CHR$ 0+CHR$ 0+CHR$ FN g(n)+CHR$ FN h ... (n)+CHR$ 0+",":
BOB the Screen BuilderHere's my first attempt to use that tokenising idea from "more on storing mazes" in a screen designer - "[url=http://www.users.globalnet.co.uk/~jg27p…
... with non-readable control codes (CHR$ 16, CHR$ 17, etc.). I'll ...stuck on recursive functionI want this function to PEEK 'l' bytes from memory starting at 's' and return them as a string, but however much I fiddle about with quoting and pare…
... /> DEF FN j$(s,l)=CHR$ PEEK (s)+VAL$ "FN j ...Shaded Desktop...Hi Folks, As part of some BASin testing I thought I would create a little program that creates a shaded desktop. In this case it goes from solid bl…
... LET b$=CHR$ 17+CHR$ 0+CHR$ 16+CHR$ 1+CHR$ 22+CHR$ 0+CHR$ 0
CHR$ 143: NEXT a
180 ... TO 160: LET b$=b$+CHR$ 144: NEXT a
200 ... TO 160: LET b$=b$+CHR$ 145: NEXT a
220 ... TO 160: LET b$=b$+CHR$ 146: NEXT a
240 ...64x48 full colour graphicsHow feasible is this? Could an interrupt-driven routine be used to, for example, fill the top two thirds with a 64x32 blocky picture and leave the bo…
... to fill the screen with CHR$ 0x85 then change attributes every ...Best books & Sugested reading..Hi i was trying to search the forum but couldnt find it. Looking at WOS there is a number of books on BASIC, programming, machine code ect.. I mess…
... />
10 LET A$=CHR$ 16+CHR$ 2+"INPUT SOMTHING:"
20 ...40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
... hl
ret
foundat ; chr$22 can be used for ...
jr nextchr
foundcr ; chr$13 can be used for ...Ideas for speeding up this BASIC routine?This loop can take up to 2 minutes to run, depending upon the content of the screen being scanned, about 70% of that time being taken up by lines 105…
This loop can take up to 2 minutes to run, depending upon the content of the screen being scanned, about 70% of that time being taken up by lines 1055 (50 secs) & 1075 (35 secs). Any suggestions on how to speed up those two parts (other than rewriting ...Elliptical ChallengeSubsequent to the recent "Graph Plot" thread, I wrote this general purpose ellipse drawing routine which will plot (although it doesn't actually use …
... "+STR$ USR ellipse
h = CHR$ centre x coordinate - 0-255 ...
k = CHR$ centre y coordinate - 0-255 ...
a = CHR$ 1/2 length of x ... axis- 1-255
b = CHR$ 1/2 length of y ...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 ... /> PRINT "Line:";l;" replace:";CHR$ u;" with:";CHR$ t: PRINT n$;#0 ... 9995
9997 PRINT #0;CHR$ p;: LET p=p-(p ... ): POKE b,p:
PRINT CHR$ p;: GO TO 9995-(3 ...Andromeda Inc.Since there was a thread in the games section about Tarantula, I made a search and found the game [URL="http://www.worldofspectrum.org/infoseekid.cgi…
... FN P$(Y)=CHR$ 0+CHR$ 17+CHR$ 1+CHR$ 16+ CHR 7+ ("000"+STR ... FN P$(Y)=CHR$ 19+CHR$ 0+CHR$ 17+CHR$ 1+CHR$ 16+ CHR 7+ ("000 ...BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
... AT j,0;CHR$ 143;AT j,15;CHR$ 143;AT 0 ... ,j;CHR$ 143;AT 15 ... ,j;CHR$ 143: NEXT j ... =0: PRINT AT y,x;CHR$ (144+d)
1230 LET ... AT ny,nx; INK 5;CHR$ (144+nd)
2010 REM ...Saving a file and removing the title (Program:)I remember when saving a program how I could construct a string such as: 10 let a$=chr$ 8+ chr$ 8+"name" 20 save a$ In order to remove the "Program…
... />
10 let a$=chr$ 8+ chr$ 8+"name"
20 save ... to save. I've tried chr$ 22+1+0+"name" but ... /> I have attempted to do chr$ 13+chr$ 11, but that doesnt ...TXT2EMU enhancementI was looking at the encodings supported by BAS2TAP for entering graphics, print controls, etc. as plain text. Basically, there's only one needed, be…
... ]DEF FN j$(s,l)=CHR$ PEEK (s)+VAL$ (("FN j ... ]DEF FN j$(s,l)=CHR$ PEEK (s)+VAL$ (("{A8} j ...FZX: a new standard format and driver for proportional fonts[B]FZX[/B] is a very compact and efficient (although extremely flexible and powerful) standard format to create new fonts for the ZX-Spectrum. It sup…
quick RAM copy using LET in BASICI'm in the process of reviewing, revising and refining all the programming tips & utility routines which I've posted on this forum over the last eigh…
...
LET loc=VAL VAL$ (CHR$ PEEK (a-3)+"$"):
POKE ...SpecBAS 0.789 releasedHi all! Back with another SpecBAS release - this one's mostly just about sprites and bug fixes. One new addition I do quite like is the expression c…
... 45 or 1+4 or CHR$ 33 for example) is evaluated ...MOVE_M Object Movement Manager for BASICAs moving things around on the screen is usually the slowest part of a game written in BASIC, I've been pottering around with this routine to handle …
... +Vstep+Hstep+ATTR+ROW:COL+CHR$+0:1+ROW:COL
; CHR$ = graphic's character code
chr 0:1 row col
CHX editorIf you came in touch with the wonderful FZX and IZX file formats and their drivers, I was thinking about a small improvement: What about removing th…
... about removing the CHX and CHR map editing capabilities out from ... ) and make a standalone CHX/CHR editor with the functions you ... , I would only remove the CHR and CHX map editing, but ...Get rid of 'Bytes:' when loading codeHow do you hide the 'Bytes:' when loading code? I've tried saving as CHR$ 22 + CHR$ 6+ CHR$ 0 (a blank part of the loading screen) but it still appe…
How do you hide the 'Bytes:' when loading code?
I've tried saving as CHR$ 22 + CHR$ 6+ CHR$ 0 (a blank part of the loading screen) but it still appears at 3,0 and disrupts my screen!
