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How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
... .1.2) Move to next screen line
2.2) work ... /> ; Zero out 8 screen lines of E characters at HL
LD ... /> ; Move on to the next screen line.
; Alternatively could get ... -
How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
... of rows and columns of characters.
;
; B = row, C ... /> ; Zero out 8 screen lines of E characters at HL
LD ... /> ; Move on to the next screen line.
; Alternatively could get ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
...
FIXED - Two further characters of BASIC program text saved ... invaders now only cross the screen 14 times instead of 15 ... -
Edge top 100 gamesIt's [url=http://www.next-gen.biz/index.php?option=com_content&task=view&id=6231&Itemid=2]the top 100 games of all time[/url] from the last 15 years
... /> As I said, you can redefine them on many games, though ... to modern games (especially the characters faces), and the frame-rate ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... ? This may solve the yellowish screen colour.
What do you ... get very hot and the characters just break up into dots ... on an issue2 board, the screen colour is not adjustable correctrly ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... get very hot and the characters just break up into dots ... until its unreadable then the screen goes yellow and the chip ... -
Flash aaahPav has just released a map for [url=ftp://ftp.worldofspectrum.org/pub/sinclair/games-maps/f/FlashGordon_4.png]Flash Gordon[/url] and the whole thing…
... : the images on the loading screen seem to be from the ... ]Flash Gordon[/i] stuff with characters/places from the serials (which ... -
Flash aaahPav has just released a map for [url=ftp://ftp.worldofspectrum.org/pub/sinclair/games-maps/f/FlashGordon_4.png]Flash Gordon[/url] and the whole thing…
... : the images on the loading screen seem to be from the ... ]Flash Gordon[/i] stuff with characters/places from the serials (which ... -
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…
... quicker way of doubling the characters?
I mean by some ... 3 times completely ( leaving the screen ) and stop, then if another ... -
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…
... quicker way of doubling the characters?
I mean ... copy the result to screen. Shift the pixels by ... the message on screen directly. With the screen scrolled left ... a pixel row on screen left one pixel (adriaan ... right edge of the screen. If there are any ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... saving was a further 6 characters of BASIC listing. Finally
screen does not home itself back ... left hand side of the screen, which is to be expected ... .
(Eventually causes the screen to scroll, if repeatedly printed ... -
Gryzor Preview, Combat School & Gryzor PreviewHello. I'm looking for these two ZX Spectrum games I once played on an emulator (EmuZWin). One of them is the standalone Gryzor Preview. I don't kno…
... Gryzor Preview? At the main screen, it is just like the ... (with 0 start game, 5 redefine keys, etc.) but the writing ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... />
BASIC listing is 2 characters short of maximum allowed.
screen - I tested level 5 and ... -
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…
... to do with drawing to screen (except the sprite package sp1 ... to be scrolled across the screen. The second function "u_AppendLong" provides ... strings are sequences of ascii characters ending in a '0' byte ... -
Game ideaThinking of a game that could enter the Minigame compo I came to the following idea for a game, although it might not fit 1K or 4K: A mazed snake ga…
... I can compress a full screen to about 50 bytes ... per screen. Giving me
... :
The screen holds a dot, a space ... line I can print 32 characters. This uses 5 bits ... /> This (small part of the) screen
[code]
##########
Spectrian for Series 60 SymbianMorning any night-owls out there I was just wondering whether anybody else out there uses Spectrian for Series 60 Nokias and what's your opinion? …
... probably right as regards the screen positioning Daren, it would get ... which doesn't let you redefine the keys, for example 20 ...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…
... () returns the character coordinate on screen where the top left corner ... function returns the coordinates *on screen* of the top left hand ... on screen, it was decided that each plot should be 3x3 characters ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... /> Saving a further 9 BASIC characters. (It was a throwback from ... now a generous 55 BASIC characters left before scroll? limit is ... to fit within the single screen listing limit, only to find ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... the maximum number of permitted characters.
OK, I'll ... $="a")*(y0):
LET c$=SCREEN$ (y,x): LET c=(m ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
[QUOTE=Digital Prawn;208367]Right, Let's do this. I will perform your further suggested changes, and free up this further space. See if we can get that mother ship back in after all?[/QUOTE]
That sounds interesting!
Or you could ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... doesn't fit a single screen, and I will try to ... , and it is still 44 characters over the limit.
screen. This is intentional so that ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... to leftmost area of the screen, and score 5 points just ... /> So it's now 50 characters over the allowed limit unfortunately."Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]
... is spinning and the characters on the screen look blurred. Include some ..."Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]
... is spinning and the characters on the screen look blurred. Include some ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
[QUOTE=Dr BEEP;208798]On the first run M=0 from the data, why not from the formula?
Wins 4 spaces![/QUOTE]
Good catch!!! I missed this one.
However, when I started thinking again about this game (trying to figure out ...Super Mario World?Sorry if this has been mentioned or flagged before. Had a quick search and couldn't find anything: [url]http://www.youtube.com/watch?v=bjKLuceGOsk&m…
... on screen apart from Mario jumping around. All the other characters are ... in the centre and the screen scrolling smoothly left and right ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
Last night I decided to try combining both methods 1 and 2 into the same program, to see if it was possible to fit so much logic within the size limit. That was REALLY challenging, but it finally worked:
[CODE]
1 BORDER 0:
POKE ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... 't think there's two characters left to be removed from ... 's weird to have the screen go blank as soon as ... the maximum number of permitted characters :)Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
And here is the finished version:-
[url]http://www.mediafire.com/?bxm3yydyzpe[/url]
It is now impossible to trap the dog under the gate!
The method I am using to check for the dog under the gate is not how I'd ...
