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Hi-res graphics mode in the ZX81?Hi all, I am starting to discover this interesting machine :) I have a question for those experts in the ZX81: The Hi-res mode was an option availab…
... -res: different from regular ZX81 character set, but with the graphics data ... to choosing a 'best matching set'. This works with factory-state ... specific purpose of changing ZX81 character set. Aka [u]U[/u]ser ... -
comp.sys.sinclair Crap Games Competition 2016 is now openHi. Having won, or is it lost (well, whatever it is - I'm just as confused as the rest of you), I am proud to announce that along with Gab Amore (…
Ran out of UDGs? You redefined the character set. And there's a '1' elsewhere on the same screen! What sort of crap were you writing?
And what happens when you get an 'X' in the code? -
comp.sys.sinclair Crap Games Competition 2016 is now openHi. Having won, or is it lost (well, whatever it is - I'm just as confused as the rest of you), I am proud to announce that along with Gab Amore (…
... of UDGs? You redefined the character set. And there's a '1 ... -
Leading Zeroes on a Score in BASICI'm trying to print the score with leading zeroes such that it's always 6 characters wide, i.e.: 000010, 000150, 006100 etc. I quickly knocked thi…
you can also use user defined function (i hope this is ... -
Akalabeth gamei found now that someone ported an ansi-basic game (coded in 1979?) to msx-basic - what about a zx-spectrum basic version of it? ;) https://plus.goo…
... original, by using the same character set. Looking at the original screen ... -
Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... them
EDIT: UDGs = user defined graphics, don't know if ... -
Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
... storing the data for the character set or font (as they're ... the carry, check it, then set the relevant bit on screen ... -
Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
True, and using this method, the spaces between characters are not part of the data, they're automatically added in before printing the first vertical line of the character, which on a standard 96 character set, saved 96! -
Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
... a very small amount of character data.
I ... version with a cut down character set consisting of only numbers and ... to continually find the current character and a few other ... for control codes to change character set mid scroll or print without ... -
Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
... storing the data for the character set or font (as they're ... I'd also suggest each character is still 8 bytes so ... -
Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
... its derived from and its character set data structure are focused upon ... -
New features for an emulatorHi. I know this has been asked before, but only to know if there are new opinions... What features do you expect to be on an emulator (that they …
... really nice way to edit user defined graphics & possibly allowing them ... menu option that takes the user to the UDG editor and ... -
CAPS-SHIFT KeyCodeIs there a standard Keycode for CAPS-SHIFT Key ? Looking at the ROM documentation in the Main key table KEYTABLE_A, there is no Entry for CAPS_SHI…
... you're removing that character from the character set.
There are ... -
New features for an emulatorHi. I know this has been asked before, but only to know if there are new opinions... What features do you expect to be on an emulator (that they …
... really nice way to edit user defined graphics & possibly allowing them ... menu option that takes the user to the UDG editor and ... -
AY Sound Effects from WAVI'm wondering if someone has crossed this bridge already. There are a bunch of sampled sound effects in wav form that need converting to the AY ch…
... ]
and there is UDS, user defined sounds, from mono
i ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... the ROM for is the character set.
[b]Edit:[/b] Just ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... particularly much. It gets the character set from memory but uses its ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
[quote="Mr X;884532"]Manic Miner would be excellent, thank you. From its .sna file, I = 3F, DI and IM 1 so it must never enable interrupts.
[/quote]
Well it uses the character set from the ROM. -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... ]
Well it uses the character set from the ROM.
[/quote ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... ]
Well it uses the character set from the ROM.
[/quote ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... ]
Well it uses the character set from the ROM.
[/quote ... system variable, but calculates the character address itself. The POKE 37580 ... newly created copy of the character set at $9500 to $97FF ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... ]
Well it uses the character set from the ROM.
[/quote ... system variable, but calculates the character address itself. The POKE 37580 ... newly created copy of the character set at $9500 to $97FF.
set is that to not use ... -
Recommend games that don't need the ROM ?I'm looking for a few games that: * Are freely available as .sna files * Do not need the ROM at all * Have motion on screen after snapshot resta…
... any program which use char set is that to not use ... with to copy the char set to another area.
[/quote ... stopping you loading your own character set instead. But since the BASIC ... -
ZX Dandanator! Mini - Cartridge system for SpectrumsHi All, I'd like to present a little HW I've developed during the last three months. It's aimed at providing a console-like usage experience for a…
... ROM, however the user wants it set up. They decide ...
And if the user doesn't want that feature ... solve. Just let the user load in their binaries, ... to. Just give the user the ability to fix ... their work. Let the user solve the arrangement problem ... -
Proportional fontsI've been doing some proportional font drawing, purely on C level at the moment, but it's orders of magnitude slower than I'd want it to be. It's sti…
... routine that takes the original character set and just splurges it into ... free space interspersed throughout the character set that I'll perhaps have ... it, maybe adding an additional character set or characters, just offset a ... -
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…
... do start messing with the character set itself, be very careful as ... 256 bytes BELOW where the character set starts. This is so that ... the first printable character, ASCII 32 = SPACE, starts at ... -
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…
POKE 23606/7 changes the font, it should be 0,60 pointing at the ROMs character set but you can change that to point 256 bytes less than the new character set. -
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…
... the Spectrum because I've set CHARS to the wrong place ... pointing to the Spectrum ROM character set
