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Welcome to the Matrix!Ok here's something I been playing with while I'm at work and on public transport. I'm thinking I want to be able to move the large letters around th…
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Use the function ATTR(Y,X) to read the ... -
How to get more than 21 UDG's in BASIC?So with graphics mode under the G cursor how many UDG's can you do from BASIC is it 21? It's all POKE 65368 and above and it's sequential ABCD.... an…
Glad you cracked it!
Just a note that SCREEN$ will work with a re-defined character set, but it's very slow so best still to rely on ATTR instead. -
The flash feature (graphics attr)Flash feature on speccy is not an artist-friendly thing. But sometimes it is useable... Do you know any good use of flash in games? For example I re…
I used flash attr in otherwise noisy environment in ... -
ZX GameDev tools consolidatedHello WoS! It's been a while, yet with a plenty of decent gamedev tools (including new ones!), is there a [i]single/pivot table[/i] or some datash…
... supports spectrum resolution (256x192, 32x24 attr), Timex hi res (512x192 mono ... hi-res colour (256x192, 32x192 attr) modes. There is no upper ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... there is an address zxkit(attr)mail(data)ru where you ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... there is an address zxkit(attr)mail(data)ru where you ... -
how to edit a romhi, i just wanted to know the best way to edit a rom. im going to do it in an emulator first and then run it in a spectrum.
... the value is in standard ATTR format, except that bits 3 ... -
Comp.Sys.Sinclair Crap Games Competition 2017As the creator of the second-least crap game in last year's competition (and the only mug stupid enough to agree to host it this year) I am proud/ash…
... do the equivalent of an ATTR() read, the address to POKE ... stalled:
530 LET a=ATTR (y,x): IF a0 AND ... -
Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
... screen. I do like the ATTR usage, and with the squares ... which is selected, but the ATTR method might work for the ... -
XeldaI've decided to take on the Zelda tribute game and take over the Xelda title (because it's a great title name). Working with the MK2 Mojon twins gam…
... was taking 640 bytes including attr data. The next job was ... -
ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... $58 ; 7t - check if in attr mem space?
jr c ... /> ;;
;; move de back to attr space
xor d ; 4t ...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... /> ;;
;; move de back to attr space
xor d ; 4t ... the screen char by char (attr+8pixelrows)
// Can compress ... start to start of buffer attr space
(*store_c)=0; // ... byte >=24 or in attr space >=6144bytes
...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... way address conversion 'screen->attr->screen', likely shrinking the ...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... way address conversion 'screen->attr->screen', likely shrinking the ...The trouble with good code isLots of times I've come here to ask for help and always got it pretty promptly. Which is wonderful and one of the reasons why I don't think there's a…
... a 48k Spectrum things like ATTR and BORDER will not work ...The trouble with good code isLots of times I've come here to ask for help and always got it pretty promptly. Which is wonderful and one of the reasons why I don't think there's a…
... a 48k Spectrum things like ATTR and BORDER will not work ...im looking for a horizontal scroll routinehi, im looking for a horizontal scroll routine. i read somewhere that you can do it with at 'to' statement, somewhere in a print routine. althoug…
... ): LET v$(1,p)=CHR$ ATTR (a,b):
PRINT AT ... ): LET v$(2,p)=CHR$ ATTR (a,b):
PRINT AT ...How to improve my program using oversized numbersI'd like my dice program to print out the number four times bigger than normal if possible. Anyone know how to do this? Or I could write a sub rou…
I got it! The ATTR of each row is the ... the character.
8 ATTR rows in the screen = 8 ... />
You can put the ATTR characters at which column you ...How to improve my program using oversized numbersI'd like my dice program to print out the number four times bigger than normal if possible. Anyone know how to do this? Or I could write a sub rou…
... ;915118"]I got it! The ATTR of each row is the ... the character.
8 ATTR rows in the screen = 8 ... />
You can put the ATTR characters at which column you ...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…
... it on the very last attr row of the screen) for ...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…
... it on the very last attr row of the screen) for ...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…
... the whole of the bottom attr row to BLACK+BLACK+BRIGHT ... also blank out the top attr row (just BLACK+BLACK) to ...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…
... the whole of the bottom attr row to BLACK+BLACK+BRIGHT ... also blank out the top attr row (just BLACK+BLACK) to ...Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
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ld de,$710f ;ATTR color 71h into D
cp d ;[4]test for ATTR color
jp nz,1 ... /> cp d ;[4]test for ATTR color
jp nz,1 ...Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
... [code]
ld de,$710f ;ATTR color 71h into D
ATTR color
jp nz,1 ... cp d ;[4]test for ATTR color
jp nz,1 ... [code]
ld de,$710f ;ATTR color 71h into B
ATTR color
jp nz,1 ...Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
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 ... ,22528 ; Top left address of ATTR
ld de,(XCOORD) ; Move ...
