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“Incorrectly” nested FOR NEXT loopsWay back when I was young, and I was experimenting with BASIC programming, I had to try some of the things that you are not supposed to do. This incl…
... do. This included mis-using FOR NEXT loops including the kind of ... shown below:
[code]10 FOR A=1 TO 3
20 FOR B=1 TO 3
40 NEXT A
50 NEXT B
[/code ... -
Using FOR/NEXT like 'while'I don't know if this has already been discussed (I did search, but the search engine didn't like the word 'while'), but here's a way of using a FOR/N…
... a way of using a FOR/NEXT loop like a 'while' loop ... an example of using a FOR/NEXT loop like a C-style ... 'while' loop. Waits for e or E to exit ... ... "
3 FOR i=0 TO 1: PRINT ... TO 9: NEXT d: NEXT i
[/code]
The FOR d loop ... -
DIM and FOR, NEXT loopHi there. I'm making a program with 100 items on screen using dim and a for next loop. The thing is, each time I want to manipulate the items I do an…
... screen using dim and a for next loop. The thing is, each ... the items I do another for next loop which is slow(even ... my program
210 for g=1 to 50: if ... )=0
215 next g
320 for g=1 to ... );ink 5;"1"
325 next
there are ... -
"TommyGun" gets a complete MAKEOVER for next release ...From the author, Tony Thompson ... """""""""""""""""""""""""" [B][I] I hadn't worked on the TommyGun editor for while. But when I got sick (about …
... ones could be mosiac, AutoMasking (for sprites etc) and color replacement ... The plugin system I wrote for work, also supports Microsoft Visual ... when I put out the next version of TommyGun. I wrote ... Delphi experience to write plugins for TommyGun.
I ... -
Suggestions for next phase of Full-Price World Cup?By 6:25pm on Saturday 28th the voting closes for the 8 initial group stages of the Full-Price World Cup. The next part will consist of 4 groups of 4…
... Saturday 28th the voting closes for the 8 initial group stages ... World Cup.
The next part will consist of 4 ... ]1.[/B] Should the votes for this stage continue to be ... length of time to vote for the next stage should be less ... -
Sinclair Answers Issue 1 up for grabs Scanned in Issue 1 of Sinclair Answers and have just uploaded it to the site. Anyone who wants the issue I have stuck it on ebay at 99p starting fo…
Scanned in Issue 1 of Sinclair Answers and have just uploaded it to the site. Anyone who wants the issue I have stuck it on ebay at 99p starting for next Sunday.
Good condition and one careful scanner! -
ZX Adventure Club - next month's gameHello, all I hope you are all managing in the lands of [I]Monster[/I] and managing not to get killed too often or too confused by the stone with the…
... I mentioned the playing-period for [I]Monster[/I] ends on ... start playing a new game for either two weeks or the ... a particular company or owt for next month so I am opening ... lot. Vote for any game you want to play next month here ... -
Retroeuskal: Looking for a Spectrum introHi. I don't know if anyone knows Euskal encounter, a party celebrated in Bilbao (Spain). Last year we were 3.000 attendants, and this year, the orga…
... of new hardware and software for retro-machines,...
for all attendants. :)
In the next edition ( ... speccy. We are looking for people who would like to ... good beginning for this project and an incentive for next editions.
Painful for Italian Football[url]http://news.bbc.co.uk/sport1/hi/football/europe/5164194.stm[/url] Three teams relegated but two with severe points dockings for next season.(Ch…
... two with severe points dockings for next season.(Champions Juventus at ... from playing in European competitions for next season.
... Inter and Roma, in next years Champions League and the ... br /> Not a good advert for the newly crowned World Champions ...BASin gets its (profile) sums wrong (sometimes)I often use BASin to time pieces of code, and I've found it to be useful, but I was testing a routine earlier, which took less than 2 seconds to run …
... .
[code]
100 FOR R=0 TO 20
101 FOR N=1 TO 32: PRINT ... ;r
200 NEXT n
201 NEXT r
[/code ... time being assigned to the "NEXT n" statement. I couldn't ... doesn't calculate the timings for nested FOR...NEXT loops very well.Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…
Hallo,
In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler
[code]
sub light(x as uinteger,y as uinteger,intensity as ubyte)
dim adr as Uinteger
if xTAPlist - the emulator versionI've got this working reasonably well; there's just a couple of small extra features which I want to add. (Recall that TAPlist writes a formatted lis…
... 6kb buffer. Whenever the next text fragment would overflow the ... at the start of the next line.
[*]As there ... /> [*]Uses TXT2Emu {..} hex encodings for graphic & non-printing characters ... has a big series of nested FOR...NEXT loops which illustrate the ...cant format answereHi all, I am writing a short basic program that will convert a frequency to a length. 10 print "Spectrum antenna length conversion." 20 let w = 468 …
... due to its own imprecision. For example, with f=5 the ... . This entails messing about with FOR...NEXT loops and IFs; which is ... mind-bogglingly complicated series of nested DEF FN statements ...Can anyone see a way to speed up the following line of code?Hi Folks, Been looking at bottle necks in my code using BASin's Profiler and the following line (well the 2nd LET statement) is somewhat slow. [COD…
[QUOTE=Crisis;547615]Nested FOR:NEXT are very slow as well, better change that in several GOTO's
[code] IF xCan anyone see a way to speed up the following line of code?Hi Folks, Been looking at bottle necks in my code using BASin's Profiler and the following line (well the 2nd LET statement) is somewhat slow. [COD…
... . But there was a triple nested loop with even an extra ... .
And the same goes for the CODE with string. string ... BASin is accurate then a FOR...NEXT loop outperforms a GOTO. There ... is hard to test for.
As for using CODE, the ...z80 Helper?When you are programming with z80 do you get 'lost' you are in the middle of making a routine and you can't remember which registers are holding val…
... what you need to use next at some point in your ... three would be needed for 3 nested loops for example
but ... using the same memory address for two different temp storage variables ... granularity called overlays. You can, for example, write a game logically ...ZX Spectrum Z80 Development Environment on WindowsHi Folks, Just wondering what the recommendation is for a ZX Spectrum Z80 Development environment on Windows? Getting fed up with hand coding Z80…
... my16bitmember)[/i] etc
[*] for/next, repeat/until, while/wend [ ... namespaced local labels
[*] Nested [b]anonymous procs[/b] with ... way cool stuff (including Next sprites, layer 2 overlays ... ] (multiple machines, exsDOS, Next support) and [b]jsspeccy[/ ...Assembler code from tutorial, problem!I was wondering if anyone could help me decipher this z80 assembler code? ORG 60000 LOAD 60000 EA60 21BCEA LD …
... 18F2 JR OVFLOW ;go back for next digit
This ...The Spectrum reaches another generation.What a superb day. I recently bought a James Bond +2A Action Pack on eBay for next to nothing, and today invited my four year old nephew to have a go…
... +2A Action Pack on eBay for next to nothing, and today invited ...Speccy Tour 2003, week 5 update is ready.Available at [url="http://www.speccy.org/st03"]http://www.speccy.org/st03[/url] This year is being real hard to stay at the top of the chart. The l…
... keep those really hard games for next Speccy Tours: if a game ...Speccy Tour : Approaching the last two hot weeksHello Specchums! Firstly, I invite all of you to watch how the competition is at the moment [url="http://www.speccy.org/st03"]http://www.speccy.or…
... really hard to reach even for someone who consider himself an ... />
Qualifying will be rewarded. For next tours, players who have participated ... to choose the selected games for the tour.
We ...Test hardware...Someone can lend/sell/sponsor some test hardware for my FPGA projects? - Looking for ZX microdrive/Interface 1 (right one for microdrive? ;o) - Spa…
... FPGA projects?
- Looking for ZX microdrive/Interface 1 (right ... one for microdrive? ;o)
- ... Spare expansion connectors for ZX VGA/LCD /PS2 interface ... c64/MSX/SVI lying around for next project?need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …
... C,A ;storing shifted mask for next time
LD A,( ... B,A ;storing shifted byte for next time
LD A,( ... ;restoring data needed to draw next row.
POP HL ... ;returns an address of next bottom line on the screen ...Free Spectrum games.......maybe.posted 19 September 2004 03:55 PM [url="http://philipsphotos.fotopic.net/c290682.html"]http://philipsphotos.fotopic.net/c290682.html[/url] This is …
... . I know they would sell for next to nothing on ebay so ... and collect them from Berkshire for a couple of quid. I ...Zaf-forth to Z80 compiler Build 5This forth like complier is changing almost every day with new items been added. Here is a new Zaf-forth word add it the sptword.fth file - which is…
... ;"locate ,int , cr, spaces"
;"for-next loop, label, jump"
;"rnd ... locate
;"set print position for message"
8 ... /> ;"store number on stack used for radius"
... call circle"
next
;"emd of loop"
+2A "Ghost" programHi all - first time posting here, so I'll do a quick background - I was a (far too) dedicated 48k and +2A gamer in my younger days. Thanks to the mi…
1st Game Club GameThe announcement of our first game is here and it is BOOTY, the classic platform puzzler. remember you are to dedicate all your playing time this we…
... enjoy playing
nominations for next weeks game can be made ...
_________________
For more info on ZXClub click ...Games Club Week2 The second games club game is the Shoot-em up Uridium you can download the game and instructions here [url="http://www.worldofspectrum.org/infoseek.…
... +Ltd$[/url]
Nominations for next weeks's game are now ...
