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Who knows how to program a "pathfinder"?Hi all. I like to play games like "Colour Lines" and I think, I will create a version of this game for the SAM Coupe. It looks easy - until this "dam…
... /z88dk/z88dk/libsrc/adt/heap/"]priority queue[/URL] implementation that can ... and an array holding two-byte pointers to store the queue ... for each path in the priority queue. You can probably get ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... 's much more of this sort of thing in the "New ... , though, for this streamlined single byte version.
Edit: Helpful ... -
Elite / MagratheaI remember one of the magazines (And my memory was convinced it was Your Sinclair) ran an April Fool's tip advising of a hidden galaxy in Elite. Thi…
... work - in fact, you could sort of load the Ant Attack ... city into ZZ.
Sort of.
Whereas Ant ... column was held in a byte of data, so what Sandy ... -
Elite / MagratheaI remember one of the magazines (And my memory was convinced it was Your Sinclair) ran an April Fool's tip advising of a hidden galaxy in Elite. Thi…
... work - in fact, you could sort of load the Ant Attack ... city into ZZ.
Sort of.
Whereas Ant ... column was held in a byte of data, so what Sandy ... -
Cybernoid editorSo, my long tern goal is to make my own Cybernoid or Rex like game (see an ancient thread about Sprite advice)...but my skills are somewhat lacking..…
... table below shows 1st byte tile, 2nd byte top left of tile ... , 3rd byte top right, 4th byte bottom left, 5th byte bottom right ... up. I`m going to sort all the new graphics into ... -
TommyGun 0.9.x updates** Should be available via the utilities page soon! Please be patient :-) ** I'll be posting all future updates in this thread, instead of creating …
... . I figure an 8-bit byte showing the ink/paper/bright ... corresponding bits in the attr byte written.
Ideally you ... this would be a pain. SevenuP does the same and applies ... -
My little first set of routines.Hi all, I just coded a little set of routines just to draw a screen on video mem and a fade out. I could have just copied the screen rendering rout…
... are encoded as the 2-byte opcode versions taking 8 cycles ... necessary.
The same sort of treatment goes for fade ... -
Bubble Bobble EditI thought I might have a go at editing Bubble Bobble myself after reading this... [url]http://www.worldofspectrum.org/forums/showthread.php?t=15452[…
... the 'direction' half of the byte. It might be as easy ... or even? You can therefore sort your demo out by (hex ... ) onto that half of the byte as well and studying everything ... -
Bubble Bobble EditI thought I might have a go at editing Bubble Bobble myself after reading this... [url]http://www.worldofspectrum.org/forums/showthread.php?t=15452[…
... the 'direction' half of the byte. It might be as easy ... or even? You can therefore sort your demo out by (hex ... ) onto that half of the byte as well and studying everything ... -
Bubble Bobble EditI thought I might have a go at editing Bubble Bobble myself after reading this... [url]http://www.worldofspectrum.org/forums/showthread.php?t=15452[…
... saying that half of the byte was the direction :oops:
sort it. You've got the ... -
New protection systemsAs a follow-up to [URL="http://www.worldofspectrum.org/forums/showthread.php?t=14311&page=2"]this[/URL] thread regarding relatively new protection sy…
... />
I wonder if this sort of thing could be set ... the loader depending on which byte you just decoded. I've ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... is to eliminate the 260+ byte buffer required by the scroll ... here) and I foresee some sort of "(byte >> (7 - counter ... -
machine IDs for .z80 snapshotsHi, is there s.o. officially in charge for the .z80 file format? while upgrading zxsp's save_z80 routine i added new machine IDs for the Specci vari…
... propose some changes, and we sort out here whether we think ... by zxsp:
[CODE]Byte 34 meaning in meaning in ... if byte 37 if byte 29
(Model) v2 ... -
text routineI want to write an adventure in basic, and instead of a writing out a description for each location i want to use a kind of text compression routine …
... anything else). Then you can sort the column alphabetically and make ... (e.g. with pivot table) . Sort the count descending and you ... game as "tokens" (or single byte representation). Next step is to ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... , well, a player structure. This sort of thing where one data ... as return value a single byte that indicates up, down, left ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... And finally we have the sort-by-player-score function for ... computing all players' scores) to sort the four "struct player *" ... wikipedia.org/wiki/Selection_sort"]selection sort[/URL] where we look ... a one-byte char, a 2-byte int, a 4-byte long?). However ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... together, including the last attribute byte being read from port #7FFF ... , as the ULA always gets priority thanks to the resistors used ... -
Manic Miner - Different versionI know there are two different Bug Byte releases of Manic Miner, with different covers... does anyone know which was the first release - the cover wi…
... not like they have some sort of ulterior motive for bending ... got two or three Bug-Byte manic miner tapes (fat man ... , I though it was Bug-Byte who were the evil swines ... -
New (easier) speccy games testI've created a new speccy games test: [url]http://www.sometests.com/tests/Gaming/ZXSpectrumGamesTest_EasierVersion_.html[/url] Again it's 20 questi…
... have to write out a byte and then read it in ... but perhaps Ultimate had some sort of debugging hardware. Anyway this ... -
Z88DK fun and gamesHi, I was wondering if anyone here uses Z88DK with TommyGun and knew about how to link the two together (e.g. how do I use a screen, sprite or map e…
... translates into an LDIR). TG, SevenuP, BMP2SCR, etc will want to ... a variable holding a two-byte value. With the "extern char ... other non-IDE programs like SevenuP and BMP2SCR you would use ... -
help sought with first foray into machine code - pixel scrolldownI have started to code my first machine code program, a simple roadrace game. I've based it around the pixel scrolldown routine in 40 Best Machine Co…
... operation will start at byte 4 (14 bytes less ... /> This equals $5800, the byte above the display file and ... the first byte of the attribute file. ... pop first reads the byte there and then increments ... , with the ula having priority, so any diddling there ... -
Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…
... basically forms a simple ripple priority scheme. If other devices with ... with a simple OUT command, sort of like the way you ... initialize correctly using the A15 priority system, and the DivIDE's ... -
Disappearing/appearing effectI remember doing a small routine in BASIC which could be used to cover the attributes section randomly, until all 704 characters were filled with the…
... ][/QUOTE]
Ha, well sort of cheating :P To cover ... assembled as the slower 2-byte and 8 cycle variety of ... assembled as the faster 1-byte 4 cycle variety of shift ... -
Disappearing/appearing effectI remember doing a small routine in BASIC which could be used to cover the attributes section randomly, until all 704 characters were filled with the…
... =Alcoholics Anonymous;259794]Ha, well sort of cheating :P To cover ... assembled as the slower 2-byte and 8 cycle variety of ... assembled as the faster 1-byte 4 cycle variety of shift ... -
Look what I just got...[url]http://spectrum.alioth.net/doc/images/8/8e/Protopcb.jpg[/url] More news ... later
... network byte order, loading and unloading the circular buffers and that sort ... -
TommyGun 0.9.x updates** Should be available via the utilities page soon! Please be patient :-) ** I'll be posting all future updates in this thread, instead of creating …
... output ordering
. Added a byte definition value eg. you can ... use .db DEFB DB .byte etc
* Code Editor
o Updated the SevenuP (Z88DK) parser
. Includes Label ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... ) = LoHi and 'a' is first byte
256 x HiByte (a ... = HiLo and 'a' is last byte
you can use ... looks very good - just the sort of thing that interests me ... -
Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…
... a dotted line (of pattern byte 'b') with the option of ... that uses an 8x8 pattern byte you can use. It is ... in the source file will sort out what the register setup ...
