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How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... , 1 (0-1)
bright equ 19 ; bright, 1 (0-1)
inverse equ 20 ; inverse,1 ... />
; inc b ; count printed chr$ up to 64
; inc ... c ; count printed chr up to NEXT SPACE
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... , 1 (0-1)
bright equ 19 ; bright, 1 (0-1)
inverse equ 20 ; inverse,1 ... />
; inc b ; count printed chr$ up to 64
; inc ... c ; count printed chr up to NEXT SPACE
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... , 1 (0-1)
bright equ 19 ; bright, 1 (0-1)
inverse equ 20 ; inverse,1 ... />
; inc b ; count printed chr$ up to 64
; inc ... c ; count printed chr up to NEXT SPACE
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... , 1 (0-1)
bright equ 19 ; bright, 1 (0-1)
inverse equ 20 ; inverse,1 ... />
; inc b ; count printed chr$ up to 64
; inc ... c ; count printed chr up to NEXT SPACE
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... , 1 (0-1)
bright equ 19 ; bright, 1 (0-1)
inverse equ 20 ; inverse,1 ... />
; inc b ; count printed chr$ up to 64
; inc ... c ; count printed chr up to NEXT SPACE
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... , 1 (0-1)
bright equ 19 ; bright, 1 (0-1)
inverse equ 20 ; inverse,1 ... />
; inc b ; count printed chr$ up to 64
; inc ... c ; count printed chr up to NEXT SPACE
Porting 8k Adventure to SpectrumSomeone has tried to help me port 8k Adventure over to the spectrum. Here is the code thus far. It doesn't seem to work with the verbs, however. I tr…
... CLS : PRINT
INVERSE 1;"DUNRIC'S 8K ADVENTURE": PRINT ... L(16)=-1 THEN
PRINT : PRINT INVERSE 1;"CONGRATULATIONS!": ... FOR X=1 TO 200: PRINT ... "TYPE ";
INVERSE 1;"HELP"; INVERSE 0;" FOR CLUES": GO ...An update on ZX BASIC support for the SpectranetOne for zxbruno, I hope :-) So just an example of what now can be done with the network filesystem and BASIC. The following listing is of a program …
... /> 1035 PRINT INK 5;CHR$ (i-1+CODE "A");"....";INK 6; ... 2000 CLS
2010 PRINT #1;INK 5;"Instructions? (Y/N ... AND (a$(1 TO 1)="i" OR a$(1 TO 1)="p") THEN ... 2530 RETURN
2700 PRINT #1;INK 5;"-- More --"
2710 ... br /> 2810 IF a$(1 TO 1)="p" THEN PAPER clr: ...Problem with PRINT #stream on +128kWorking on a +128k, I want to choose whether all report output goes to screen or printer, so I use PRINT #stream where stream = 2 or 3 for screen or …
... on 48k.
PS#1.
I forgot to mention ... .
More experimentation shows PS#1 to be misleading. If I ... End of file" on calls 1,3,5,7 etc. and ... ]
1719 PRINT #stream; INVERSE 1;t$(1);TAB 0;
1720 FOR ...A fast DRAW routineI was investigating how to speed up the line drawing for the [URL="http://www.worldofspectrum.org/forums/showthread.php?t=20225"]BASIC compiler[/URL]…
... :
ld (DX1 + 1), hl ; Updates DX1 call address ... :
ld (DY1 + 1), hl ; Updates DX1 call address ... ; Replace with CPL if INVERSE 1
__PLOTOVER:
... 1 AND INVERSE 0
; Replace with AND (hl) if INVERSE 1 ...ZX-Preview 2.0 out nowDear forum readers, I've had published a new version of ZX-Preview today, we have version 2.0 now. :-) You find it on my homepage at [url]http://www…
... a very wrong display of INVERSE attributes in Basic listings: Instead ... of setting permanent INVERSE attribute, it was simply toggled ... an occurrence of an INVERSE 0 or INVERSE 1. Very silly bug.
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 its ... /> I have attempted to do chr$ 13+chr$ 11, but that doesnt ...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 …
... not be in a 1:1 ratio; multiple DISPLAY ... +Hstep+ATTR+ROW:COL+CHR$+0:1+ROW:COL
... ; Vstep = -1/0/+1 vertical step
; Hstep = -1/0/+1 horizontal step ... gt;31 current
; CHR$ = graphic's character code
chr 0:1 row col
...Help With AY Music Program in BASICHi, last year I started writing a BASIC program for making and recording AY Music. I thought it would be easier than learning how to use Soundtracker…
... /> 600 PRINT INVERSE 1; INK 0;AT 1,1;"LOAD"
610 PRINT INVERSE 1; INK ... PRINT INVERSE 1; INK 1;AT 1,21;"PROGRAM BY"
750 PRINT INVERSE 1; INK 1 ... ;AT 2,21;" STEPHEN "
760 PRINT INVERSE 1; INK 1 ...Lesser used BASIC commandsAre there any interesting articles or books that explore some of the lesser used BASIC commands/functions e.g. DEF FN, IN, OUT etc? The Spectrum BAS…
The SCREEN$ function does work with INVERSE though which is a nice surprise.
10 PRINT "A"
20 PRINT INVERSE 1; "A"
30 PRINT SCREEN$ (0,0)
40 PRINT SCREEN$ (1,0)
produces 4 letter "A"s. :-)Lesser used BASIC commandsAre there any interesting articles or books that explore some of the lesser used BASIC commands/functions e.g. DEF FN, IN, OUT etc? The Spectrum BAS…
... SCREEN$ function does work with INVERSE though which is a nice ... PRINT "A"
20 PRINT INVERSE 1; "A"
30 PRINT SCREEN ... ,0)
40 PRINT SCREEN$ (1,0)
produces 4 ... "s. :-)[/QUOTE]
Well INVERSE doesn't actually invert the ...mire mareproof? [url]http://pic15.picturetrail.com:80/VOL600/2588775/9185163/153133785.jpg[/url]
... . CHR$ 22+CHR$ 1+CHR$ 0 is the same as PRINT AT (CHR$ 22) 1,0 (CHR$ 1+CHR ... the "Program:" before ending with CHR$ 6, which is the same ... of that line (ie PRINT CHR$ 6+CHR$ 6 would clear the ... were others which used the CHR$ 22 to print the filename ...mire mareproof? [url]http://pic15.picturetrail.com:80/VOL600/2588775/9185163/153133785.jpg[/url]
... . CHR$ 22+CHR$ 1+CHR$ 0 is the same as PRINT AT (CHR$ 22) 1,0 (CHR$ 1+CHR ... the "Program:" before ending with CHR$ 6, which is the same ... of that line (ie PRINT CHR$ 6+CHR$ 6 would clear the ... were others which used the CHR$ 22 to print the filename ...Lesser used BASIC commandsAre there any interesting articles or books that explore some of the lesser used BASIC commands/functions e.g. DEF FN, IN, OUT etc? The Spectrum BAS…
... =Crisis]I use TAB and INVERSE together!!!
... br /> 20 print f; inverse 1; tab (7+x*8- ... len str$ p); p; INVERSE 0;
30 next ... attribute settings, effectively making the INVERSE 1 useless...
... br /> 20 PRINT f; INVERSE 1; TAB (7+x*8-l ...
