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How to insert special characters in Basic and ASM ?Look the next picture. [IMG]http://img25.imageshack.us/img25/9479/scode.jpg[/IMG] I dont know how to insert these black and diagonal characters. No…
... GDU and set the result in the gdu 2 without to ... character, i.e. 8 bytes in memory
ld a,$ff
memory
scf ;set carry flag ... it to put new pixel in the horizontal line
rla ... -
How to insert special characters in Basic and ASM ?Look the next picture. [IMG]http://img25.imageshack.us/img25/9479/scode.jpg[/IMG] I dont know how to insert these black and diagonal characters. No…
... character, i.e. 8 bytes in memory
xor a ;first line ... (hl),a ;put A into memory
cpl
scf ;set ... it to put new pixel in the horizontal line
rla ... -
Sevenup problemCan Sevenup import pictures bigger than Spectrum screen (256x192 pixels)? The version I tried didn't told me directly that it isn't possible but the…
... attrs, with mask etc.) like in Sevenup?
And do ... list. You can save big pictures in rxs or bin format (progressive ... -
Arrays in asm ?Just following the idea to make the menu entirely in asm, how can i handle arrays in asm to store the each game loader to be loaded ? thx in advance
... a table of string entries (in other words, a list ... for example (addresses in hex). \x0 in the string means ... br /> You can define this in most assemblers as:
< ... this will save some memory compared to the first ... can put the strings in memory, you can use a ... -
A tidy loader for minigamesThe minigame competition doesn't permit the use of separate loaders like [code]10 LOAD "": RAND USR 32768[/code] The loader must be included in the b…
... appears before the string variable in memory. The address of the BASIC ... [/b], the six bytes stored in memory will be
[quote]97 ... -
Resolving USR entry point into a data + m/code block?Well, I had another look at that Merlin listing and decided that blowing up the faint page made it possible to read everything (with a struggle). How…
... block that you have mentioned in merlin7, line 180. You ... of code should reside in memory and you should find ... the $3E in line 170 should assemble ... C9 before block of 0s in line 190) for it ... you have gotten that assembled in the right place.
... -
for (;;) { }What does that piece of code do in C? Well I am familiar with something like for (i=0; i<100; i++) { } but I haven't understood what happens if you l…
... a For loop systax, in C and in Java which is a ... and initialise a variable as in: int x = 1;
in memory for data of the specified ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... . If they are all held in memory, pre-shifted...that's a ... lot of memory. They are all background masked ... a 3X5 attribute block. Add in animated versions, and possibly even ... Hinsley and Strudwick actually squeezed in a game (and if we ... -
Sprite MaskingI was looking at the sprites in some games, and noticed they have sprite followed by mask. Usually a row at a time (so the mask is sort of interleave…
... you know you're filling in one character square, then it ... data seeming to be packed in memory with the mask after it ... 'm not. I'm talking - in this particular case about all ... -
Sprite MaskingI was looking at the sprites in some games, and noticed they have sprite followed by mask. Usually a row at a time (so the mask is sort of interleave…
... data seeming to be packed in memory with the mask after it ... to before?[/QUOTE]
In your original question, I saw ... -
Arkos TrackerHi all, I'm proud to present you my Windows-based Tracker : Arkos Tracker, for you to compose for Spectrum, CPC and MSX. It requires .NET 3.5 at lea…
... be copied to the screen memory area prior playing?... (Im guessing ... to access than other areas in memory?)... Is it possible to have ... the song HAS to be in the screen area (cos that ... -
TROOPER:Point5Well it's done!!! [IMG]http://myweb.tiscali.co.uk/binman/Development/point5.gif[/IMG] CodenameV has just finished the frontend, keys/stick selectio…
... where the keys are stored in memory. This may also affect the ... and stuff seemed to be in the right place, the right ... appears correctly, turbo mode kicks in and out at the right ... -
LDIR timings in contended RAM?The 48K Spectrum technical reference page ([URL="http://www.worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes the detailed ti…
... -waster. Buffer the screen in non-contended memory and always copy from ... need to scroll the store in memory. You can use it as ... start of the line. Now in use, you can re-program ... to place the ADD anywhere in the row, and make the ... -
A question about M1 cyclesI'm writing an interrupt routine that, after the usual register pushes, will jump to a location of my choice with a [b]JP (IY)[/b] instruction. If I…
... interrupt routine in a memory area that ... bankswitching in your main program only in other memory areas ... . Or have your interrupt routine switch banks in another memory ... of selected block in memory somewhere (BANK_M in your example?).
Brand new Horace GameWe could think on how should the next Horace Game be, taking in account that the past three are mixtures of old, well established classic arcade game…
... the weekend working on Horace in earnest, and the game is ... , and most of the graphics, in memory on a 48K machine. It ...What's on your saucer?Thanks go out to frobush and zx1 for inspiring* this WoSser to create a yet another excellent WoS thread. Lunch 10 minutes ago. [IMG]http://i300.ph…
... .jpg[/IMG]
In memory of Joffa and his crappy ...Golden axeNot colorful,but not bad port either,theres even more on screen characters than the c64 version,even the ending retains the arcade original.
... , as long as they are in one of the formats that ... them into the right places in memory. I think it would be ... each level and pop it in at the start of each ...Golden axeNot colorful,but not bad port either,theres even more on screen characters than the c64 version,even the ending retains the arcade original.
... , as long as they are in one of the formats that ... them into the right places in memory. I think it would be ... each level and pop it in at the start of each ...What's on your saucer?Thanks go out to frobush and zx1 for inspiring* this WoSser to create a yet another excellent WoS thread. Lunch 10 minutes ago. [IMG]http://i300.ph…
Cordon bleeeeuuuurrgh! My carrotty-pickley-blue-cheese n cheadar branston and marmite delight. A dish made in memory of our own delight Joffa.
[img]http://www.scottieuk.plus.com/Saucer.jpg[/img]Do a load "file" with ASMFollowing the idea to build a menu with asm, now i need to know how to do a load "file". I can use the Rom routine but i am not sure if the rom rout…
Why not just construct the BASIC command in memory and execute it, see: [url]http://mdfs.net/Info/Comp/Spectrum/ProgTips/linerun.htm[/url]Head over Heels vs. KnightloreIn the recent Head over Heels thread, several people said that they prefered Knightlore to HoH. This surprised me, so I thought I'd post a poll to s…
... the 1980s. It was published in 1984 by Ultimate Play The ... /> Head over Heels is better in a lot of departments but ... those old classic games back in the day, either buying them ... Goodies = far, far better left in memory.
[QUOTE]
Did the average Spectrum programmer really even try?I've been thinking about this recently, I'm always hearing Amstrad, and MSX users moaning about how unfair it was that they got "lazy Spectrum ports"…
... Bobble aren't great in my opinion.
They ... proper graphics and store it in memory.
Some color combinations ...Did the average Spectrum programmer really even try?I've been thinking about this recently, I'm always hearing Amstrad, and MSX users moaning about how unfair it was that they got "lazy Spectrum ports"…
... ) would consider them to be in any way substandard.
in memory for the extra data needed ... incidentally, which did you prefer in Bubble Bobble and Rainbow Islands ...Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
Since DATA statements store numbers that are about 4-5 bytes long, is there some clever way of joining maybe 4 numbers together, storing them in a data statement and then separating them prior using them as single bytes?...Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
... of BloodBaz's method in BASin and noticed that ... to see some merits in the HEX approach proposed ... ) Readable
2) Its in the listing
3) Its ... in the listing in a way that allows ... HEX into actual byte data in memory BEFORE playing the tune, ...Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
... , and the buffer unpacked in memory), which might be too much ... problematic than if corrupted while in the speccy editor mode?...
- The data is stored in strings of two bytes, just ... represents the 2nd byte.
In this example, B will represent ...Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
... referrence by Matt B somewhere in the forums mentioned a ... like pseudoHEX encoded bytes, stored in a string (a$)... Iv ... to store similarly encoded bytes in a REM statement... Rather ... translating and dumping them first in memory before BEEPing them... The ...Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
... precompiled material already exists in memory before program start)... For ... something reassuring and gratifying in being able to ... visible, represented on paper, in a magazine or elsewhere. ... the code in REM dissappears to mysteriously reside in memory)... So, ...
