-
R.E. in school.I was thinking about this the other day. In RE in secondary school in the 90's the curriculum over the 5 years consisted of. 1st day: discussion on …
... somebody who could multiply the food as if by magic". [/QUOTE]
Math Quiz - MultiplicationThe topic is fast multiplication routines, from 8x8 to 32x32 and all points in between. These functions sit underneath floating point libraries, gen…
... and can therefore be done by shifting bits and for ... occasionally a fixed constant multiply to index tables or whatever ... derived chip with built in multiply/divide without expense. And ... to pay for fast integer multiply in specific circumstances. Floating ...Pac-Land: can be coloured?All versions of this game are full coloured, but not the Spectrum version. It has large sprites, but maybe the scroll is too fine to make a coloured …
... drawing logo to typing it by my routine
... 33,128,93) ( replaced by CALL 39511 (205,87,154 ... buffer
LD IX,22528+96 ;attribute area
LD ... tileset we are using (by testing some chosen byte ...
LD HL,22528+96+480 ;bottom part
LD ...Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
... within segment?
rrca ; multiply row by 32.
rrca
rrca ...C64 for the PiSomeone is writing the C64 natively for the Rasberry Pi and it looks amazing. I hope this will make someone do a ZX Spectrum too. Take a look its a…
... (10/95)
Index-split by Andrew D. Balsa (11/97 ... /> Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
C64 for the PiSomeone is writing the C64 natively for the Rasberry Pi and it looks amazing. I hope this will make someone do a ZX Spectrum too. Take a look its a…
... (10/95)
Index-split by Andrew D. Balsa (11/97 ... /> Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
C64 for the PiSomeone is writing the C64 natively for the Rasberry Pi and it looks amazing. I hope this will make someone do a ZX Spectrum too. Take a look its a…
... 10/95)
Index-split by Andrew D. Balsa (11/97 ... /> Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
Index-split by Andrew D. Balsa (11/97 ... /> Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
Linux/Unix* port by Uwe F. Mayer (12/96,11/97)
SBC or ADDIs this dangerous/bad practice thing to do..... I want to subtract 64 from a number, but to save a few bytes can I just add (65536-64) 65472 to the…
... working, combined the routine, saved 96 bytes and made it a ... very very small fraction faster by changing a few CP 0 ...Plea for new hardwareI'm posting this as a poll as I want to judge if I'm a solo loon going on about this, or if people really are interested in either of the following S…
... Altera MAX II EPM1270) is 96% full so I need yet ... . I've been put off by the low voltage power supply ... PAL encoder and divide it by 20. It would be nice ...Beautiful codeSome people see beauty or something sublime in maths formulas and equations, can anyone suggest examples of beautiful or sublime programming?
... , if you write a general multiply using static data (or smc ... current values are still required by an earlier state that will ...Upper case in INKEY$Hi, how I get upper case in INKEY$ ? Is there a POKE ? Thanks.
... =k-(32 AND k>96)[/CODE]
What this ... character entered to upper case by subtracting 32 from its CODE ... " which has a CODE of 96 then line 30 will convert ...Excel sprite creatorMaybe no use to anyone but I knocked up the attached to help me make simple 16x16 sprites. Only supports the standard 8 colours no bright or flash s…
... some z80 code to multiply a number by 36 before I changed ...Dock's ZX Maze gameI'm hoping to finish a simple maze game in ZX Spectrum BASIC this week, as part of the Ludumdare Retro challenge. I used to dabble in speccy basic on…
... form it can be used by anyone -- asm programmers, C ... point operations. If you multiply two numbers and they overflow ... a single draw primitive may multiply into many that would individually ... clip to screen boundary followed by render which draws directly to ...Retro Gamer's top twenty-five N64 games pollRetro Gamer has this month published a top twenty-five list of N64 games, as voted for by the readers (I didn't know they were doing it, or I'd have …
... as brightly," awarding the game 96%.[51] GameSpot said the game ... ranked the seventh-greatest game by Electronic Gaming Monthly, whereas Ocarina ... / 10[49]
GamesMaster 96%[50]
GameSpot 8.3 ... / 10[4]
NGC Magazine 96 / 100[51]
Nintendo Power ...FZX ScrollI wrote a routine to scroll message in ZX Spectrum screen, using [URL="http://www.worldofspectrum.org/forums/showthread.php?t=44088"]FZX[/URL] fonts.…
[QUOTE=TK90XFan;774535]By the way, Grotesk font has ... (and has an empty chr$ 96 / pound-sign)[/QUOTE]
Basic program malfunctionHello. Please does anyone know why this basic program 10 LET x=0 20 LET x=x+0.1 30 print x 40 if x<>1 then goto 20 50 STOP does not properly work o…
... /> In binary, this is represented by:
0.000110011001100110011001100110011...... and on ... to an integer or compare by deciding if the number is ... preferable way might be to multiply everything by 10 and take the ...ProTracker manual/instruction in English?Hello. A friend of mine would like to start making AY music on ZX Spectrum. In this purpose he'd like to have a ProTracker's instruction/guide/manu…
... /> √ Edit melody (roll between patterns by positions order)
√ Set up ... length for all patterns
by one click)
√ Clear sample ... Edit smp.
Use -96 displacement in ornament for fix ... /> you can re-set it by mouse)
*L - Set ...Change PAPER and BORDER colours from machine codeHow do you go about changing PAPER and BORDER colours from machine code? I've forgotten the system variables for border and paper.
... 20480...
You start by taking the vertical position of ... times - that multiplies the character by 8 and gives you the ... trick 5 times to multiply the row number by 32 rather than ...fixed point mathsI came across this site which is quite interesting [URL="http://z80-heaven.wikidot.com/advanced-math#toc18"]http://z80-heaven.wikidot.com/advanced-ma…
... x/y, it multiplies x by the reciprocal (in other words ... cache) you do much cheaper multiply operations.fixed point mathsI came across this site which is quite interesting [URL="http://z80-heaven.wikidot.com/advanced-math#toc18"]http://z80-heaven.wikidot.com/advanced-ma…
... x/y, it multiplies x by the reciprocal (in other words ... cache) you do much cheaper multiply operations.[/QUOTE]
That ...The REAL cost of modern Video GamesAccording to Yahoo... [img]https://s2.yimg.com/bt/api/res/1.2/y34aqfDLaHi6.dOQKd_yMA--/YXBwaWQ9eW5ld3M7cT04NQ--/http://l.yimg.com/os/publish-images/f…
[QUOTE=zx1;788447]So GTA V cost ?18.55 to make?:grin:[/QUOTE]
Multiply that by the 20+ million sales and you might be a little closer to the mark.i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... , jungle brothers,gang Starr, naughty by nature, masta ace, brand Nubian ... strongest imo. Up to about 96.
I did a ...i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... , jungle brothers,gang Starr, naughty by nature, masta ace, brand Nubian ... strongest imo. Up to about 96.
I did a ... the Jazz Cafe this month, by the way...9 yr old girl shoots gun instructor dead with uzi[url]http://news.sky.com/story/1325316/girl-accidentally-kills-gun-instructor-with-uzi[/url] saw this earlier.... wtf. all the USA 'gun rights' iss…
... .html[/url]
Murders by weapon type. (check the link ... /> Shotguns 373
Other guns 96
Personal weapons (hands ... /> So there are more murders by knife and hands/feet than ...ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... also contain common functions like "multiply these two ints", "convert this ... code into his own project by hand. He will have to ... functions called by those functions, functions called by functions called by those functions ... of code libraries written by others.ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... also contain common functions like "multiply these two ints", "convert ... code into his own project by hand. He will have ... called by those functions, functions called by functions called by those ... use of code libraries written by others.[/QUOTE]
BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
Another 9 month hiatus. Made a few false starts because I didn't read this thread properly first! Have changed round the code for a wall to 0 and a door to 1 in the maze map to make it more straightforward to plot as INVERSE 0 or 1 when I draw the map, and ...Game of Life.Last year (I think) or maybe the year before, I entered a Game of Life simulator into the CSS CGC compo but for the Sinclair ZX81. I decided to port…
... RND but a faster one by Jon Ritman). InitG loads the ... 2) ;based on a routine by Jon Ritman
LD D ... one dimension
ld bc,96+3+1 ;start p$() ... br /> add hl,de ;HL += 96
pop ix
pop ...Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …
... up from smack Generator about 96/97.
I will ... /> developing on an ST was by comparison a charm. stick a ... stuff on it nice too. by the early 90s I didnt ... of Their Finest Hour as by 91 i was gaming on ...Chat DownIs it just me or is the coldfront down.
Coldfront's DNS appears to be broken at present, but you can still get on IRC by connecting using one of the IP addresses for the servers:
96.126.97.107
96.126.111.217
173.255.206.17
178.79.161.168
80.94.68.71
