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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…
... on the 640x200 machine would look squashed horizontally, nevermind the smaller apparent size on screen ... . I suppose the actual crt ... on a 64k system is just chop off the largest portion of the word ... -
Some Spectrum Adventure ReviewsHi, HeeHee... Today I found some old short reviews I did of some Spectrum Adventures for contributions to "SynTax" disk adventure magazine in the 19…
... /> Luckily, I remembered a significant word that was imparted at the
end ... game in that the screen is
split down the middle. On one side ...
occupying the upper portion of the screen. It's a three parter -
More SpecBAS funHere's a neat little effect I lifted from a thread about displaylists and stuff from an Amiga forum - although SpecBAS has no hardware to assist, it …
... pixels from each line. The result is a string of 320 characters, each ... at on the screen - right in the middle.
[code]
100 FOR a ... a string into a memory bank at a specified offset. By choosing Bank 0 (the screen ...Double height text...<p>Is here any good routines for printing a font double height?</p><p>I've concocted this ridiculous routine but I'm sure it can be done much better.…
... an absolute screen address, could be changed though.
EDITED: the string ends ... with IX pointing at string, DE at screen (or use yx find ... one line down on the screen
inc d
ld a,d
ld d,a
ret
;
string db 7,0 ...ZX Spectrum issue 2 has only blue tintsRecently I've bought a 16k speccy and ran into some issues with it. Faulty keyboard, broken caps, no stable frequency, faulty lower RAM chip, it bein…
... ?' then disconnect the membrane and tweak away with the colours on the screen.
A word of explanation. Those of you who are long in the tooth ... been obtained put in a program giving a screen full of characters in ...New NIRVANA+ feature: wide tiles!The size of each bicolor tile in [b]NIRVANA+[/b] is 2x2 characters (16x16 pixels), like this: [img]http://i60.tinypic.com/mw358y.png[/img] [i]* M…
... Hikaru;835485"]A 50Hurtz-like engine without the 'two tiles per screen' limitation ... the level data as a string of PUSH commands, then extract the ... that row of every tile on the screen before coming back for ... tiles) in a 3-byte wide space, then the first byte ...A new emulator is in townHello, I'd like to announce a new ZX Emulator, it's Spectacol (https://github.com/bog-dan-ro/spectacol) a free (GPLv3+) emulator which currently t…
... games!
For example: the word 'oh' for the up key, 'ma' for ... later to record the screen while using the emulator in a phone.[/quote]
the tiny/picky buttons on the screen. You'd need a microphone at ...A new emulator is in townHello, I'd like to announce a new ZX Emulator, it's Spectacol (https://github.com/bog-dan-ro/spectacol) a free (GPLv3+) emulator which currently t…
... games!
For example: the word 'oh' for the up key, 'ma' for ... later to record the screen while using the emulator in a phone.[/quote]
the tiny/picky buttons on the screen. You'd need a microphone at ...A new emulator is in townHello, I'd like to announce a new ZX Emulator, it's Spectacol (https://github.com/bog-dan-ro/spectacol) a free (GPLv3+) emulator which currently t…
... !
For example: the word 'oh' for the up key, 'ma' ... to record the screen while using the emulator in a phone.[/quote]< ... than the tiny/picky buttons on the screen. You'd need a microphone ... yourself and screaming "RELEASE THE F**KING POD"?[/quote]
What am I doing wrong here?[code]IF INKEY$=SCREEN$ (21,4) THEN LET SCORE=SCORE+1[/code] It's delivering a positive every time.
Here's a minimal fix for the SCREEN$ stacking bug and a little reaction time ... $ parameters are the top entry
;on the calculator stack; also A=CHR$, DE ... so that this string
;becomes the output from the function instead of ...Bored of the Rings coded messageI was browsing [url="https://tcrf.net/"]The Cutting Room Floor[/url] recently and stumbled upon the entry for [url="https://tcrf.net/Bored_of_the_Rin…
... !" for the last word, which seemed a likely word to appear in a hidden message ... hard code a set of FOR loops to handle the longest word and ... instructions, as it builds up a word on the screen, are to press 'y' to ...Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... really any different from the standard mathematical ones (+,-,/,*,** etc ... a column value of 32 which won't fit on the screen ... -127 and 128 depending on the representation you use) but ... screen coordinates) in a character or string.
In the case ...Send in the ClonesPlease name all the Spectrum clones out there ( I would say I need it back on my desk in 5 minutes , but I will be a bit more generous in this case!…
... Ltd}, but inside a case based on the {ZX Spectrum ... custom ULA supporting additional screen modes (multicolour 8x1 with ... programs, featuring additional screen modes (multicolour 8x1 with ... 128Kb of ROM (including a word processor/spreadsheet/database application ...Interrupts, 16k Spectrums and snowI'm writing something for the 16k Spectrum and I want to use interrupts. The avilable documentation doesn't seem clear enough for me to figure out ho…
... catch the beginning of the bottom border area instead, i.e. detect a fairly ... that it's easy to detect and I'm unlikely ... that colour by mistake elsewhere on the screen. This means that I always ... ) to make the screen "even". This gives me a very slight letterbox ...Interrupts, 16k Spectrums and snowI'm writing something for the 16k Spectrum and I want to use interrupts. The avilable documentation doesn't seem clear enough for me to figure out ho…
... catch the beginning of the bottom border area instead, i.e. detect a fairly ... that colour by mistake elsewhere on the screen. This means that I always ... . For instance, looking for the beginning of the screen (a single 'non 255' is ...Can't Get My Simple Code To RunHello again, I'm trying to run the following simple code: [code] org 32768 main ld b, 21 ; x coordinate is …
... there seems to be a stray B at the very beginning that ... fine but was preceded by a capital [i]B[/i]. That ... [/i] from “Bytes” remains on the screen, while the rest is overwritten by your string.Other than using attributes what other ways to detect collisions, when using char based movement?So I'm slowly working out the bits and pieces to write a game completely in assembly. I've been using attributes when writing in BASIC to detect whet…
... on the background you wanted to detect.
So instead of relying on the ... memory that stores a particular code for what is on the screen in each ... character cell. If this table matches the size of the ...i need a sideways scrolling program written in basicso like ghosts and goblins it scrolls along with the player. i had help with this before in making a tunnel game but this time i need it to be a able…
... one that uses a For/Next look, printing a string from 1 ... that uses string handling to lop off the end of a string and ... reattach it from one end of the string to the ... ugd strings and putting them on the screen. heres what i have so ...Screen$ (x,y)Hi everyone As you know, Screen$ doesn't recognize UDG characters. Is there any way to solve this problem? I want to "identify" an UGD character o…
If you're writing a game, consider making everything a slightly different colour ... ATTR to detect something; it's much, much faster than SCREEN$. You ... 's (y,x), when printing on the screen, not (x,y) in Spectrum ...Making sound using the BEEPER in AssemblyI had a look at the the documentation but it doesn't make sense to me. To make music just the beeper all I have to do is send ones and zeros to one o…
... contains only odd harmonics. A saw wave on the other hand contains both ... it lasts 16t. The second OUT depends on bit 6 and lasts ... for 32t. The third output depends on bit 7 and, if ... 64t. Remember that in the context of a mixing loop, time is ...Random GRASSHello guys, Many yrs ago I used predefined UDG as grass to fill some area, adding to it via PLOT or POKE. It seems that PRINTing a string$ combin…
I am still fascinated by the power of LPRINT.
the characters in a$ string (I included 3 ... different strings, just remove the REM ... quick and with a nice effect when appearing on the screen.
...Stuck again! Please help meI'm in the process of making a little game, eventually it will become rather more sophisticated (I hope) but I am testing out routines one at a time.…
... So when a character or letter is drawn on the screen, then all ... the letter on the screen, it looks to see what is already there. If a ... to erase or combine letters on the screen.
So ... some text on the screen, and then use OVER 1 with a string of ...New game: DOOM PITHi everyone, I am proud to announce the exclusive physical release of [b][i]Doom Pit,[/i][/b] the official sequel for Clive Townsend's previously …
[quote="Alessandro Grussu;957401"]The only engine I know ... /> Note that despite having a word "Dizzy" in the name, it could (and ... Grussu;957401"]On a side note: are you still developing your screen compressor ... , i need to finish a stage in another project of ...binary mirroring in basicsame as last question, really. only this time i want to mirror an 8 bit decimal number
... ], it uses a$ and b$ strings to copy first on the second, in ... on the screen (dir 16384) and reads the pixels (using POINT), creating the b$ binary string ... in the same way.
A bit quicker ...New game, LAFIX III'd like to announce my newly developed game, LAFIX II. The url is [url="https://simonsnake.itch.io/lafix-ii"]here[/url]. It is a puzzle game bas…
... draw the tiles in colour (including the black squares that have a particular ... suppose still adding those to a string and printing in one go ... up, so I will have a play with it, but then ... to wait without anything happening on the screen before each line of tiles ...How to write a simple C+asm horizontal scrolling game (Tutorial, z88dk)[b]How to write a simple C/asm horizontal scrolling game[/b] [b]Note:[/b] This tutorial has multiple parts... I am still writing but this first pa…
... a difference, the print_uchar() function only prints one character and not a whole string ... . I will discuss that in the ... is a z88 function that checks the ZX_Coordinates_of_Y_and_X ... x) returns an address on the screen memory, and i ...CSSCGC 2021: 25th edition extravaganza![img]https://csscgc2021.files.wordpress.com/2020/12/yellow_programmer_960x600.png[/img] [url=https://www.rickdangerous.co.uk/csscgc2021/][b][size=…
... weren't you?) with a 1K ZX80 game involving ... sort of...), welded to a Simon game engine that ... and made weird patterns on the screen. To nobody's surprise ... just had word from the supplier of the Extra Bonus ... Game that it needs a ...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…
... br /> ld (ix+2), a ;loading the value
ld (ix+ ... of the text string. It doesn't go to the end of the ... page though
call text_out
add a,6 ;the ... increase every time the text gets placed on the screen, making the same text ...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…
... of the text string. It doesn't go to the end of the ... increase every time the text gets placed on the screen, making the same text appear ... code]
The reason the
add a, 6
does ... work is because text_out uses the A register and you do ...
