-
How to stop a flickering character erasure?I'm trying to figure out how to build a moving sprite. Eventually it will be made up of several UDG's. However its early days yet so I'm experimentin…
... 10 PROC setup()
20 PROC menu()
30 ... ()
40 GO TO 20
98 SPRITE CLEAR ... : SPRITE PRINT 0
99 STOP
0,0 TO 0,1
1035 PRINT AT 0,0; PAPER ... LET fr=0: LET face=1: LET delay=0: LET power=0
... -
(Somewhat OT) Circular regression analysisI'd like to be able to regenerate the "Tunnel" image from [I]Jumbly[/I] (that's why this post is only "somewhat" off-topic), but to do so I need to b…
... to improve it.
1 REM fast
10 LET ... =174: LET r=1: LET c=0
20 GO SUB 50
0.25: LET r=r+c ... TO 20
50 FOR a=0 TO 2*PI STEP 0.0125 ...
65 IF cx>0 AND cx0 AND cy -
numbers to binaryHi everyone, I have looked through the manual and have found nothing. How do you change a number to binary easily? I know you can go binary to decim…
... )=(STR$ (n-2^b>=0)+FN b$(n-(2^b ... -2^b>=0)),b-1)) AND b>=0
20 RANDOMIZE : CLEAR ... after that correct string more "0" are connected until "out of ... the final 'b>=0' in 'b>0' does not do ... -
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 …
... /> 10 RANDOMIZE 1: LET total1=0
20 FOR a=1 TO 200:
40 RANDOMIZE 1: LET total2=0
41 PRINT AT 0,0;: OVER 1
50 FOR a=1 TO 200:
60 OVER 0: PRINT total1,total2
[/code ... -
Basic BASIC help needed RNDHi all, I have recently re-discovered an old program I wrote in the early 90s which would do generate random lottery numbers. I know little now, an…
... 0.99998474
[code]
10 RANDOMIZE 1:LET A=0 ...
20 FOR I=0 TO 65535
40 PRINT AT 0,0;I
50 NEXT i ... 'A*49'INT (A*49)'1+INT (A*49)
[/code ... -
BIFROST* Advanced Programming - part 1In BIFROST*, it's much easier to just make changes in the tile map and let the engine automatically draw & animate everything in multicolor for you. …
... ) printf("\x10%c", '0'+k)
#define ... br />
#define INSIDE_COLOR 0
#define OUTSIDE_COLOR 7
for (f = 0; f < NUM_TILES; ++f) ... );
printAt(20, 1);
printf("Delay: %d frame(s ... -
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…
... key is pressed (0) or depressed (1). The port addresses ... br />
* First line numbered "0"
-------------------------
On ... without interface 1
POKE 23756,0: POKE 23755,0
... ; TAB 10; PEEK (A+1); TAB 20; PEEK (A+2)
b00mzi11a - where is he?I transferred money for the xbox to his account nearly 3 weeks ago, since then he's dropped off the 'net. I don't want to jump to assumptions as he'…
... one out of the 100(0?) unsuccessful ones.
I ... , there should be a 1 week delay before Bleugh receives his money ... .
17.1 week passes ... Bleugh (pt.16)
20.Bleugh sends warrant with "being ...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 print "starship take-off"
... 30 let g=int(rnd*20+1)
40 let w=int ... force"
80 for c=1 to 10
90 ... br /> 240 if v1>1 and v16)
250 ... "death valley"
20 let s=0
30 let m ...'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…
... br />
(There is a delay of two seconds between pressing ... /> 10 LET pageport=32765
20 LET syspage=23388
30 ... screen 2": CIRCLE 100,100,20: GO SUB scrcopy
... br /> 2010 LET n=0: FOR p=1 TO 8: LET n ... LET b(1)=1: LET b(2)=1: LET b(3)=1
...Musician needed!An old "classic" game had a tune in it which didn't sound too good. The beeps below should give you a clue as to which program I'm talking about... […
... REM BAR 0
20 REM uses section 0
20 BEEP 0.44548571,-2 ... /> [*]After every note a short delay is made.
[*]The values ... states
freq = 3500000/((74T+delay)*2) Hz[/CODE]
So ... at $B1A2 you should see 0,0,0,1,1,1 (reflecting the first 6 bars ...New game! Nanako in CJMC for ZX81!Yup, that's true. We've been busy in crafting a nice, small, simple library to code games in text mode (this is, standard, unexpanded) for the 16K ZX…
... delay ... 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
dw 0,0,0,0,0,0,0,0,
Dr BEEP
May 2011
Brand new software
What paging scheme is the "standard" for 128K models?Sinclair implemented an arrangement so that even numbered pages are non-contended, and odd numbered pages are contended (quoting from memory, haven't…
... 6: CLS
20 PAUSE 1: OUT 254,0: OUT 254,7: GO ... TO 20[/code]
< ... DATA 118,175,211,254,1,0,0,16,254,62,7,211 ... ,254,195,0,128[/code]
... ),a
ld bc,0
delay: djnz delay
ld a,7 ...BIFROST* Advanced Programming - part 1In BIFROST*, it's much easier to just make changes in the tile map and let the engine automatically draw & animate everything in multicolor for you. …
... (7-OUTSIDE_COLOR);
printAt(20, 1);
printf("Delay: %d frame(s)", frames ... /> ++frames;
}
lastK = 0;
printAt(20, 8);
printf("%d ...Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... a 1 pulse
.one_pulse_min:equ 6
.one_pulse_max:equ 20< ... br /> .timing_constant:equ $ + 1
ld b,0 ; initialize counter (7T)
ld a,16 ; prepare delay loop (7T)
dec a ...Block RoutineHi Folks, I want to draw a block on the screen dependent on providing the X,Y,W,H values. I came up with the following: [CODE]100 LET l$=" …
... />
Sorry for the delay in responding. Just tried your ... 28.3 (x=1, y=1, w=30, h=20).
[CODE]200 BRIGHT 1:
FOR i=y TO ... y+h-1:
PRINT AT i ... br /> NEXT i:
BRIGHT 0:
RETURN[/CODE]
...Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?
... =z+1: IF z>16 THEN LET z=0
20 LET ... ;1) THEN PRINT AT 0,0;" ": GO TO 10
40 PRINT AT 0,0 ... ; FLASH 0;" ";z ... ;" ": GO TO 10
[/code]
just change delay ...ANNOUNCE: Fuse 0.6.1.1, libspectrum 0.2.0.1Hi all. The recently released Fuse 0.6.1 and libspectrum 0.2.0 contained a couple of moderately serious bugs: * The SVGAlib user interface didn't c…
... recently released Fuse 0.6.1 and libspectrum 0.2.0 contained a couple ... just uploaded Fuse 0.6.1.1 and libspectrum 0.2.0.1 to their respective ...Fuse for Mac OS X 0.8.0.1A bug fix version of Fuse for Mac OS X has been released soon or already here at WoS and at the dedicated sourceforge project: [url]http://sourcefor…
... since last official release 0.7.0.1 (more details in ... [/list]
Changes since version 0.8.0:
[list]
[*] ... Merge in changes from upstream Fuse-0.8.0.1 ... and libspectrum-0.3.0.1
[ ...The Sinclair ZX Microdrive Resurrection Project (long)Dear Spectrum fans! [Management summary: Download [url]http://www.bartheld.net/temp/mdv2img.zip[/url] and tell me what you think. All help very much…
... reformatted, SAVE *"m";1;"test" CODE 0, 65535 etc. and ... ones were to delay sector extraction a ... FORMAT "b";19200
20 CLEAR 32767
30 ... more "1"s that "0"s result in "1" and ... configuration values (generally, 0 will produce reasonable defaults) ...BIFROST* Advanced Programming - part 2This second demo shows animated and moving tiles together, and also how to implement collision detection. This knowledge should be enough to implemen…
... 7-OUTSIDE_COLOR);
printAt(20, 1);
printf("Delay: %d frame(s)", ... /> if (lin[0] == -16 || collision(lin[0]+dlin, col[0]) || collision(lin ... }
// delay
for (f = 0; f < frames; ++f ...BIFROST* Advanced Programming - part 3This new demo demonstrates the BIFROST* built-in sprite support that I mentioned before. In BIFROST*, "sprite tiles" are 2 special tiles that BIFROS…
... );
printAt(20, 1);
printf("Delay: %d frame(s ... br />
// delay
for (f = 0; f < frames; ... BIFROSTSPRITE2COL = colPlayer;
dlinPlayer = 0;
dcolPlayer = 0;
}
}
...BIFROST* Advanced Programming - part 4In previous posts I demonstrated how to move multicolor tiles up and down smoothly by a single pixel, and sideways by an entire char (8 pixels). Thi…
... area that corresponds to 1 1/2 tile (obtained as ... ;
}
lastK = 0;
printAt(20, 8);
printf("%d ... br /> }
// delay
for (f = 0; f < frames; ++f ...BIFROST* Advanced Programming - part 5In my [URL="http://www.worldofspectrum.org/forums/showthread.php?t=40437"]previous post[/URL] I demonstrated how to move multicolor images smoothly i…
... OUTSIDE_COLOR);
printAt(20, 1);
printf("Delay: %d frame(s ... }
// delay
for (f = 0; f < frames; ++f ... hrcPlayer += dhrcPlayer;
dhrcPlayer = 0;
// update player ...
