-
I would like to write emulatorHi guys, I'm new to this forum but I realise that you must get loads of posts from people asking "how do I write an emulator" so I'll try and be spe…
... always holds a value 0..255. For some instructions this will ... -
I would like to write emulatorHi guys, I'm new to this forum but I realise that you must get loads of posts from people asking "how do I write an emulator" so I'll try and be spe…
... a value is greater than 255, if I just subract ... 1100 1011 (203)
255 - 128 = 127
SAME AS ...
255 + 128 = 383 ----> 383-256 ... a result greater than 255 or a subtraction has ... a result that is >255 (326) then the carry ... -
Smooth Screen ScrollingHi Everyone, Any suggestions on what is the best way to do horizontal scrolling ie. in Zynaps fashion. I am working on a routine at the moment, whi…
... each block you can replace 255 of the dec hl instructions ... , so the routine consisted of 255 consecutive rl(hl):dec l ... -
Chuckie EggHi peeps, a long time ago I wrote the original version of chuckie egg on the speccy. I've just heard about this board and was told I should say hello…
just like to add that ive finally cracked chuckie egg fully :)
completed level 255 and it does indeed start right back at level 1 with only 2 blue uns and the big bird back in the cage :) -
Lord of the ringsAs I've seen, the Speccy version of this game only deals with the first part of this saga. Am I right to assume that they never got round to doing th…
... Land Of Shadow". I have 255 items.
Now how ... -
Lord of the ringsAs I've seen, the Speccy version of this game only deals with the first part of this saga. Am I right to assume that they never got round to doing th…
... Land Of Shadow". I have 255 items.
Now how ... -
games written using game writng programsI was reading through some issues of crash not long back and one article was about some 16 year old that wrote Frank n stein for the speccy(never pla…
... ://mondodizzy.members.easyspace.com/pics/PGD$.gif"]Loading $cree$[/url] any ... for the Spectrum Jonathan's PGD is the best by far ... -
The incredible shrinking screendumpIn this topic I stated that I would be impressed if the screendump could be smaller than 37 bytes. [url="http://www.worldofspectrum.org/forums/viewt…
Best/worst endingsPity this cheap'n'nasty UBB-clone doesn't have polls, one of the many features it lacks. :roll: :) What does anyone think are the best, and worst, g…
lately all the games im completing for speccy spoilers just repeat, they dont even have a bloody end :(
take chuckie egg, best game ever, it repeats and repeats for hundreds of levels (255 to be precise) then just restarts from level 1 again lolCan Anyone explain sprites in Jet Pac/Atic Atac etcJet Pac was 16k, and yet the sprites were impressively fast. I notice they had a slight flicker at times, but were notmally pretty flicker free. W…
NEW CRONOSOFT RELEASESHi all, A few things happening at the moment, which may be of interest ... PLATFORM GAME DESIGNER ----------------------- A surprise this one... …
sound sample rangesIf 0 is the midpoint for a range such as 127 to -128 then should the value -128 not be used for the sake of symmetry? Is this the way it is done wit…
... a range of 0 to +255). It's really a conceptual ...sound sample rangesIf 0 is the midpoint for a range such as 127 to -128 then should the value -128 not be used for the sake of symmetry? Is this the way it is done wit…
... /> 1) Encode -128 to 126 (255 values) as a signed 8 ... />
Average length per byte = ( 255 * 8 + 2 * 9 ) / 257 = 2058 ...UDG/sprite HelpRestore 5: For N=20 To 21: Read G$: For R=0 To 7: Read B: Poke Usr G$+r,b: Next R: Next N
... ;DATA "T",255,255,255,127,63,31,15,7,"U",255,255,255,254,252 ...Slightly OT : Xbox emulationI'm interested if anyone here uses a modded Xbox for emulation purposes. I like the idea of using a console rather than a PC for playing games, but I…
... the Subnet Mask:
255.255.255.0 (It will probably do ... "Subnet Mask" - set this to 255.255.255.0
You will see ...making +2a's look coolBeen thinking about starting a site with +2a and +3 hardware projects and software tips, but so far all I have is this cool picture [url="http://www.…
Very nice! Can you do one at 1280x1024 with a plain background of r:49 g:68 b:136 (decimal 0..255) instead of the listing, and an empty tape deck instead of the "2A" tape?
:-)
D.Compressed Loading ScreensHi everybody From my speccy memories I could swear I could remember games with loading screens that took less than normal time to load. But up until…
... each screen location value (0-255) and recording it. If it ...Speccy colours got me confuddled.Ok ... I have zx32 v1.03.97.1213 and ZXSpin v.041 Love them both dearly. Zx32 is handy for mapmaking because it gets rid of the border. Spin c…
... ,203,206 and HSL:127,255,103 in zx32 but it ... ,186,189 and HSL:127,255,95 in Spin.
[/quote ...New Spectrum game For all those who are interested, the game I cobbled together at yesterday's ORSAM show in Norwich is now available to download from my website. [u…
... />
There's also another PGD related surprise to come.....*** NEW CRONOSOFT RELEASE ***We have a brand new Cronosoft release available ... ZX FOOTBALL MANAGER 2005 is now available on cassette for the groovy sum of ?2.99. It's (as fa…
I don't think More Tea, Vicar will be ready before Christmas, but there is a very very good chance that PGD will be.
PGD is nearly ready :)Reading the keyboardDoes anyone have a code sample to read the keyboard in machine code ?
...
.SPkeytranstbl
defb 255,'z','x','c','v' ; CAPS ...
defb 255,'Z','X','C','V' ; ... SHIFTed
defb 255,':',96,'?','/' ; CAPS SHIFT, Z, ... J, H
defb ' ',255,'.',',','*' ; SPACE, SYM SHIFT, M, ...*** NEW CRONOSOFT RELEASE ***We have a brand new Cronosoft release available ... ZX FOOTBALL MANAGER 2005 is now available on cassette for the groovy sum of ?2.99. It's (as fa…
[quote]
On 2004-11-16 14:47, Arcane Design wrote:
*comes into the thread looking for the platform game maker and instead has an allergic reaction to the football*
[/quote]
i think you will love PGD. it's well worth the wait.New Spectrum game For all those who are interested, the game I cobbled together at yesterday's ORSAM show in Norwich is now available to download from my website. [u…
... a couple of routines from PGD, these were simplified to fit ...Long filenames.Does anyone know how to get long filenames to be displayed in DOS? Or more specificly long filenames to be displayed in Taper? It's a right pain tryi…
Why can CDs using Joliet only have 64 characters and W95 has about 255?Long filenames.Does anyone know how to get long filenames to be displayed in DOS? Or more specificly long filenames to be displayed in Taper? It's a right pain tryi…
I thought Joilet has 132 and Romero has 255 chars ?Key Redefine RoutineAnyone written a nice key redefine code snippet?
... /> LD A,H
XOR 255
CALL COUNN
LD ...Sinclair show in Nottingham?My other half has asked why I don't arrange something in Nottingham for all the Sinclair fans out there. So, after discussing it, we thought we'd se…
... :)
as my chuckie egg 255 z80 proves on speccy spoilers ...