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RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... br />
org 64872 ; any address will do but this is ... screen and half font
ld (de), a ; write result back to screen ... is always zero and not stored (96 chars x 7 / ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... tricks to speeding up a 'move a character around screen' routine ... ? Right now I'm reading the existing character and ... being the collision detection code and re-drawing code.
... = "w" THEN PRINT AT y,x; " ": LET y = y-1: GO SUB 500[/code] -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... tricks to speeding up a 'move a character around screen' routine ... ? Right now I'm reading the existing character and ... = "w" THEN PRINT AT y,x; " ": LET y = y-1: GO SUB 500[/code ... />
Change your program to work like this:
Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…
... ve included a screen address table in txt format and used your ...
scrntab defw 16384 ;screen address table
defw 16640
to program.
Something ... .org/showscreen.cgi?screen=screens/in-game/x/Xevious.gif[/IMG ...SP1 library questionsI'm working on my first game. I've not written a game since the late 1980s and that was a text based multiuser dungeon for BBC Micros with econet... …
... real answer to have 16 different sprite graphics, and when the ... delete the old one and put a new sprite up ... where the sprite is and the new position it ... 96, y >> 3, x >> 3, y & 7, x & ... [QUOTE]4. Moving from one screen to the next. Does SP1 have ...Problem with a small basic routineDear all; I have been messing about with a routine (originally published in Your Computer 1982, by Tim Langdell). The idea of the program is to simul…
... I have added the '^' and have included the decimal point ... bottom of the screen.[/QUOTE]
To get that result ... being run, as the Y-coord in line 90 ( ... given that "-" and "=" are on adjacent keys and have a certain ... actually reads "90 PLOT X+110,Z=15".Noob needs helpSorry gents but decided to have a play with basic...see if I could knock up a shonky as hell space invader type game I seem to have gotten myself co…
... LET y=8 ...... initialise y
20 LET y=y+(INKEY$="q" AND y2
40 PRINT AT 0,0;y;" " ... Just to ... do the same for the x co-ords all in the ... by the way) the instructions and screen shots don't tally with ...Words of adviceHi all This is my first post on World of Spectrum and I'm gradually starting to discover the wonders of the machine. Just to give you a bit of bac…
... learned writing ZXSpin) and applied it to a BASIC interpreter that ... MP3 support to it, and sound sample support, and MOD support ... overhaul - the "screen" can be any size, and supports 256 colours ... MOVE parameter - PRINT MOVE x,y;"Hello!" will output at any ...Spectrum LaptopHas anyone here made or tried to make a laptop version of the Spectrum, like [URL="http://www.engadget.com/2008/03/20/zx-spectrum-laptop-mashes-in-a-…
... the Spectrum's screen including border was 320 x 240, and the laptop ... 's physical screen was a ... is enlarged to the full Y axis of the screen display - the screen always ...Building a loading screenHi all, if anyone is interested - Andy has posted up some steps he went through to construct the Spectrum loading screen for Gloop Troops 2. There mi…
...
pasmo --tap --name SCREEN LoadingScreen.asm LOADING_SCREEN.TAP LS ... />
COPY /B /Y LOADER.TAP+LOADING_SCREEN.TAP FINAL ... If you want to convert a loading screen .SCR to a tape ... load memory block"), choose address 25000 and select your .SCR file.< ...A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... will load a MLT file to address 35000, convert the 144x144 pixels ... straightforward to adapt it for other purposes. And if you prefer to see ... change this part of the screen directly.
If you ... , just choose a tile number X and fill its area with 64 ...Toastrack problemMy toasty started behaving oddly last night. Basically typing random characters itself, I first noticed it when I had my divide+ plugged in and a con…
... matrix is connected to ROWS and COLUMNS. Y is connected to dedicated KBD pins ... of ula and uses pull ... and a line is not pulled down. Since X is connected to the address ...Toastrack problemMy toasty started behaving oddly last night. Basically typing random characters itself, I first noticed it when I had my divide+ plugged in and a con…
... is connected to ROWS and COLUMNS. Y is connected to dedicated KBD ... pins of ula and ... and a line is not pulled down. Since X is connected to the address ... are completely random and different each time (and from all ...Dimming the screen...Hi Folks, I was hoping someone on here could help me with a wee machine code routine. I have written the following example in BASIC: [CODE]100 REM…
... 1: FOR y=0 TO 21: FOR x=0 TO 31: PRINT AT y,x; PAPER ... RND*7;" ": NEXT x: NEXT y ... : NEXT y
300 PAUSE 0
310 REM Dim Screen
and load at runtime. The [B ...Scrolling a mapCan someone explain in idiots terms how you scroll a map. I'm not after code as such, just an explanation of how it can be done. I'd like to scroll…
If the map is a 2D square array of M*M characters and the displayed area is D*D characters, where DMachine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... ,DE ; HL=>'P' output address
LD DE,PROUT
screen scrolling.)
Y'know, this is ... cause channel 'K' to be reset to PRINT_OUT and KEY_IN via the call ... #0;"m";1;"filename" and expected it to execute commands from the ...General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
... again - this version is shorter and feels more responsive.
TO 530
210 REM
230 REM i0=Temp i1=X i2=Y i3=Length
240 ... =i7-e1: LET i$=i$( TO i7): RETURN
320 REM ... >96 THEN IF i647 AND i6The Curlicue FractalSpotted a couple of fractal listings, that are new to me, over at [URL="http://oolong.co.uk/curlicue.htm"]http://oolong.co.uk/curlicue.htm[/URL] The …
... inside of a centre point and work its way outwards... (Pity ... I had to type it up instead of cut and paste, as ... /> 110 LET x=x+COS f
120 LET y=y+SIN f
screen full of anything like SpecBAS ...Saving space using procedural graphicsAfter spending several hours playing around with various packers to squash the Alien8 test screen$ it occured to me that maybe bigger space savings c…
... practices should work for speccy screen.
The very ... do is add simple preprocessing to compression chain.
... on [X,Y] by its neighbours at [X-1,Y] [Y-1, X-1] [Y-1, X]. As ... would be bitwise arithmetic compression. And that would be slow. ...BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…
... this proggie doesn't seem to work:
[code]' ... /> BIFROSTfillTileAttrL (y, x, 0)
BIFROSTdrawTileL (y, x, 9)
x = x + mx
y = y + my ... weird stuff appears on screen (random garbage here and there) besides the ...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 …
... loader went crazy yesterday and decided to try and download 123 files at ... DIM T(2): DIM X(2): DIM Y(2): DIM C(2 ... T(1)=2: LET Y(1)=10: LET X(1)=0: LET ... T(2)=10: LET Y(2)=20: LET X(2)=0: LET ... N
90 IF ABS (X(1)-X(2))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 …
... /> That code snippet is going to get used all over the ... /> Ok as this was supposed to be a 'Space docking simulation ... />
Lets set the background to something a bit more outer ... DIM T(2): DIM X(2): DIM Y(2): DIM C(2 ...
60 FOR N=1 TO 2
70 IF CT ...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 …
... a annoying beep i added to user error in redefining keys ... at the bottom of the screen.
[CODE]
... DIM T(2): DIM X(2): DIM Y(2): DIM C(2 ... (1)=2: LET Y(1)=10: LET X(1)=0: LET ... (2)=10: LET Y(2)=20: LET X(2)=0: LET ... br /> 60 FOR N=1 TO 2
70 IF CT ...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 …
... find it to be very well written, and when you ... roll listings, the listings and screen outputs were printed on ... testament to the authors attention to detail and high quality to the ... cared about his subject and what he was doing. ... =1 TO J
180 PRINT AT Y+K,X+I ...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 …
... AT 0,0;"SETTING UP SCREEN ARRAY";
130 DIM P ... FOR Y=1 TO 22: FOR X=1 TO 32
150 LET P(X,Y ... P2>=4 AND P1=4 THEN GO TO 1040
990 ... P2>=2 AND P1=2 THEN GO TO 1040
1010 ... ;=1 AND P1=1 THEN GO TO 1040
1030 GO TO 1050 ...c64 > spectrum ?I was recently talking to a c64 coder, (the guy who wrote mega apocalypse on 64) and he was telling me the speccy maker of the game used something to…
... code conversion between Z80 and 6502, it gets the ... then tidy up the code to optimise it.
Translating ... 6502 to Z80 is much easier ... than Z80 to 6502. What my code ... I translated address modes like (zp),Y. abs,X and abs,Y I did ...BRAND NEW VTX 5000 MODEMSI have for disposal a number of BRAND NEW BOXED PRISM VTX 5000 Modems If tou would like to add one or more VTX 5000 modems to your Sinclair ZX Colle…
... message
and it will automatically turn your screen to receive mode.
screen.
Pressing Y causes the transmission sequence to begin
address/end address are in decimal; you must ...
