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Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... ,22528 ; Top left address of ATTR
ld de,(XCOORD) ; Move ... a,(HEIGHT) ; Loop n+1 ATTR rows
ld b,a ... 09 ; Load $09 in to ATTR byte (BLUE)
inc hl ... -
Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... ,22528 ; Top left address of ATTR
ld de,(XCOORD) ; Move ... a,(HEIGHT) ; Loop n+1 ATTR rows
ld b,a ... 09 ; Load $09 in to ATTR byte (BLUE)
inc hl ... -
Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... defb $00 ; 1-24
ATTR defb $00 ; As per Spectrum ...
; ------------------------------------------------------------------------------
; Calculate the ATTR area starting address of X ... -
Things you only found out recently2014 - First found out about the existence of the QL, by the time I was reading magazines all mentions had ceased. 2017 - Found out that Frank Sid…
... ) although you can see the attr's are placed in reverse ... -
Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…
... you can see, the ATTR-T, ATTR-P and BORDER variables are ... BORDER are relevant; and ATTR-T and ATTR-P use the standard ... -
Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…
... /> For the BORDER, P-ATTR and T-ATTR system variables; the flash ... -
Isometric enginesWhilst taking a breather from Chess development I've been playing around with a little isometric 'room' building idea. Just wondering what sort of…
... a
and 46h ;attr byte
ld (hl ... /> ld de,0a846h ;E=attr byte
loopbf:
... ,a
and 46h ;attr byte
ld (hl ... ,a
and 46h ;attr byte
ld (hl ... -
Isometric enginesWhilst taking a breather from Chess development I've been playing around with a little isometric 'room' building idea. Just wondering what sort of…
... /> [code]
ld a,$46 ;attr
ld (23693),a ;into ... -
ive found an attr scrolling routine but i want to remove the smaller scroller within it, etc.https://pastebin.com/K4nG3xbX also i would like to be able to change the colours and not have a shadow. http://www.worldofspectrum.org/pub/sin…
its still quite slow though. any way to make it faster, when im just using one of the attr routines?
i couldnt get your listing to work either. i keep getting errors like malformed line. $fa17 call l_fa27 -
ive found an attr scrolling routine but i want to remove the smaller scroller within it, etc.https://pastebin.com/K4nG3xbX also i would like to be able to change the colours and not have a shadow. http://www.worldofspectrum.org/pub/sin…
... just using one of the attr routines?[/quote]
Yes, cut ... -
ive found an attr scrolling routine but i want to remove the smaller scroller within it, etc.https://pastebin.com/K4nG3xbX also i would like to be able to change the colours and not have a shadow. http://www.worldofspectrum.org/pub/sin…
... just using one of the attr routines?[/quote]
Yes, cut ... -
Cubic RevealI just though I'd develop this a little further. Written a while ago on a whim! [img]https://dl.dropbox.com/s/p44y5dda49ucmop/square_reveal_1_1.gi…
... saved by rewriting the Calculate Attr to screen address part from ... -
why cant i do this in a dimensional array?let m$(20)=m$(20)+"hello" it wont add it to the string/array m$(20)
... />
Or store the corresponding ATTR bytes in a separate numerical ... -
Tai Pan (Mikro-Gen) - BUG or...How to leave a port? What to type? After buying ship and cargo, usual typing name of new destination (Hong Kong, Turkey,... whatever) leads to me…
... empty data noise just after attr noise. There's where that ... -
Please, convert your game to EP128The Enterprise is a Zilog Z80-based home computer first produced in 1985. It can simulate the specy screen, so most of the EP128 game is specy conver…
... define the pixel and the attr data-addresses per raster line ... -
Editorless AGD Now for Spectrum as well as Next/TimexI've updated the editorless version of AGD to 0.3, fixing the Next/Timex CLS routine and adding a Spectrum engine and compiler. For those not alread…
... printed with its paper ATTR and ink ATTR combined so it prints ... -
Help needed (YS Megabasic - Sprite designer)Hi everyone If i select the Image Editor on YSM Sprite Designer and try to use any option (S for colours, C to clear grid etc.), nothing happens. It…
... down. The standard Spectrum functions ATTR and SCREEN$ still use the ... of the current window, whereas ATTR and SCREEN$ use absolute screen ... -
Help needed (YS Megabasic - Sprite designer)Hi everyone If i select the Image Editor on YSM Sprite Designer and try to use any option (S for colours, C to clear grid etc.), nothing happens. It…
... down. The standard Spectrum functions ATTR and SCREEN$ still use the ... of the current window, whereas ATTR and SCREEN$ use absolute screen ... -
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…
... ) because then you can use ATTR to detect something; it's ... not my safe, empty space ATTR colour, GOTO (or GOSUB) other ... -
Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…
... de,$58a0 ;initial addr (uses attr area)
ld a,e ... />
ld a,d ;convert attr addr into screen bitmap addr ... )
ld (de),a ;apply attr
ld a,(hl ... )
ld (de),a ;apply attr
jr printer
is there a way of reading characters off the screen and turning that into a string? this has to be done in basic. i know it would have something to do with peeking memory (maybe screen memory) but would this change due to programs r…
... the screen area, then try ATTR(x,y), which is much ...i need a cheat for the comet gamei need a cheat for this game. http://www.worldofspectrum.org/pub/sinclair/games/c/CometGameThe.tzx.zip anyone know where i can start? as it doesnt…
... ago, and changed the screen attr's so I could 'see ...Work out screen address from attribute cellAttribute cell 22529 is equivalent to PRINT 0,1 position value. Is it possible to obtain these two values from the number 22529 in a simple MC rou…
... that you can derive the ATTR address from the screen ... /> [code]
SCR2ATTR equ $ ; Get ATTR address from screen address in ... (top scan of char) from ATTR address
[ ... equ $ ; Get screen address from ATTR address in HL
LD ...New Game: Old Towerhttps://youtu.be/4rHJEpqoH3A Old Tower is a multicolor scroller for zx spectrum. You play as a little explorer in a tower full of deadly traps a…
... scroll and the gfx mode (attr change per raster line). but ...Reading DEFB for backgroundsHi all I suppose the question is kind of silly but I'm a completely newbie with assembler :-S I'm drawing some side backgrounds with ZX Paintbrus…
... char
;Data Outputted: Gfx+Attr
;Interleave: Sprite
;Mask ...Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…
... /> push de ;save current screen attr addr
ld ... a,d ;convert screen attr addr into bitmap addr
pop de ;restore screen attr addr
char_attr1
ld (de),a ;apply attr
jp prop_printer
< ...Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…
Thanks! And of course with attr, it's the least in this cases :) As soon as I finish my current project, I'll tell you what I'm thinking.
