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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…
... a wall to 0 and a door to 1 in the maze ... straightforward to plot as INVERSE 0 or 1 when I draw the map ... -
ZX-Paintbrush 2.3 publishedDear readers, Today, I published version 2.3 of ZX-Paintbrush. Inspirated by kgmcneil, I decided to follow his ideas and implemented a switchable p…
... /> [*]Whenever an attribute square contains 1 color only (i.e. an ... the existing color is dark (0,1,2 or 3) then assume the other ... assume the other color is 0. Then apply the same rule ... -
Issue 6 repair with a twist...(Starting with a slight grump - the forum ate my first attempt at this so this'll probably end up being a bit terse :)) I got a Issue 6 48K machine …
... order;
Step3: read 1 and write 0 with down addressing order ... all memory cells with 0 (or 0x00) - step 1.
Than read every ... and write every cell with 1 (or 0xFF) immediately - step 2 ... while writing opposite data - step 3.
Then finally read the ... -
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…
... 3 live neighbours: 0+3 = 3
[*]Centre live, 2 live neighbours: 1+2 = 3
[*]Centre live, 3 ... i,j)="*" AND v=4 OR v=3)
16 NEXT j ... j) needs to be decremented or incremented accordingly. -
Chuckie Ess 2 tap doesnt work[url]http://www.worldofspectrum.org/infoseekid.cgi?id=0000959[/url] It loads, you press a key and it returns to Basic! Anyone any idea why or got a …
... = 0 then start game normally
if value >= 1 or value = 192 or ... -
PC Engine/TurboGraxBack in the day I always wanted to get a PC Engine but never did. That console seemed to have some great arcade-almost-perfect sideways shooters and …
... long time by then. Import or not baring in mind it ... the timer on from 1 to 0 and it cancelled it ... t have a separate.ini or config file....so I ... for the SNES. 1, 2, and 3 obviously end up being ... (basically Wonderboy).
Bonk (1, 2, and 3 are all quite fun ... -
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…
... [*]If a live cell has 0 or 1 neighbours then it dies.
or 3 neighbours then it lives.< ... = INT(65536 * 0.27272727)
push hl ;0.27272727 = 3 / 11
... dimension
ld bc,96+3+1 ;start p$() at 2, ... -
Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?
... any two points either 16 or 32 steps apart.
... there's no particular pattern or synch points that I ... 2: LET z=0:
LET z=z+1 OR z=32: ... 23672)/16):
PRINT AT 0,0; FLASH f-2*INT ( ... 23620,6+(INKEY$=""): POKE 23620,3+(4 AND INKEY$="")
... -
Fast Condition TestingHello my friends, I have been writing some input and string handling routines in BASIC lately - yeah I could write them super fast in C/ASM via z88d…
... $() = routine codes for CHR$ 1 ->CHR$ 127 (default 32 ... delete
[*]lines 2902/3: wait for key release before ...
2400 FOR z=0 TO 0 STEP 0:
LET c$=INKEY ... LET c=c OR (NOT c OR c>127):
1
2901 PRINT AT 0,0;s$
2902 ... -
Snowfall effectHow do you go about creating a snowfall effect like the one in Yeti? Now don't laugh, I'm currently printing 32 UDG's of dots OVER the top of my gam…
... ]cannot[/I] be improved upon or speeded up*
3
bottom_ycor equ 192< ... ;
snowtab ;x (0-256),y (0-192) of each snowball ... /> and 192 ; segment 0, 1 or 2 multiplied by 64.
Snowfall effectHow do you go about creating a snowfall effect like the one in Yeti? Now don't laugh, I'm currently printing 32 UDG's of dots OVER the top of my gam…
... ;needs to be 0,1,3,7,15,31,63,127 or 255
bit 0,(ix+3)
jr nz,fleft ;0=right, 1 = left
and 192 ; segment 0, 1 or 2 multiplied by 64.
Snowfall effectHow do you go about creating a snowfall effect like the one in Yeti? Now don't laugh, I'm currently printing 32 UDG's of dots OVER the top of my gam…
... ;needs to be 0,1,3,7,15,31,63,127 or 255
bit 0,(ix+3)
jr nz,fleft ;0=right, 1 = left
and 192 ; segment 0, 1 or 2 multiplied by 64.
ZX-Paintbrush 2.6 publishedDear readers, today I released a new version 2.6 of ZX-Paintbrush. Before I will go into the details of all changes I made, first let me say thanks …
... remaining 8x8 cell that contains 1 color only. For each ... if it should be INK or PAPER. If the same ... you solve all cells, or you can't solve any ... cells with 1 color only, assume that colors 0,1,2,3 should be ... should be PAPER (with INK 0).
Makes ...ZX-Paintbrush 2.6 publishedDear readers, today I released a new version 2.6 of ZX-Paintbrush. Before I will go into the details of all changes I made, first let me say thanks …
... remaining 8x8 cell that contains 1 color only. For each ... if it should be INK or PAPER. If the same ... you solve all cells, or you can't solve any ... cells with 1 color only, assume that colors 0,1,2,3 should ... should be PAPER (with INK 0).
Makes sense ...Did Sinclair pioneer 'tiny' computers?Most computers of the time were fairly large-ish The Atari 8-bit, the Apple II, The c64 looks at least twice the size of the rubber key speccy. Th…
... .com, which may be more or less accurate. I didn't ... 23 x 14.4 x 3 cm, 0.55 kg
Sord ... x 18.5 x 3.6 cm, 0.8 kg
... x 17.8 x 1.5 cm, 0.848 kg
Multitech ... 28 x 22 x 3.8 cm, 1 kg
COMX-35 ... .8 x 5.6 cm, 1.7 kg[/code]Ram Turbo Interface with Kempston and Sinclair/Amstrad joysticksHi! Do you know how to plug and use two different joysticks with the Ram Turbo interface? [url]http://www.worldofspectrum.org/infoseekid.cgi?id=1000…
... standard (uses keys 1 to 5 or 6 to 0) with the Sinclair ... (like on the +2 and +3 Spectrums) and physical SJS1 joysticks ... with Sinclair/Amstrad SJ1 joysticks, or third party joysticks wired to ...RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... be 0 to 0.4v to display the composite signal, or between 1 and 3 ... volts to blank it. (or switch between ... series resistor in the +3 only develop ~0.8v on the blanking ... the two pins on the +3, or just replace R44 with zero ...Commentaries on ZEUSDAZ retro game channelHi everyone, I thought i'd better drop this thread as I keep seeing comments between many of you saying that I should do commentaries on my retro gam…
... 32 + n*8 (n = 0, 1, 2, 3, ...) like that guy does.
or savestates, if i've used ...Simple sprite inertiaDoes anyone have or can anyone point me to any good examples of sprite inertia (in assembly)? I'm not after anything vector related, just simple x,y…
... . That makes the pre-shifting, or multi-colour, easier.
0 even slower. That lets you ... set a maximum value of 0 towards it, -6 away from ... the resting value to -1 (touching the ground) or -3 (in the air ...Any Examples of player controlled masked sprite over flip screen tilemapped rooms?Please does anyone kindly have any z80 code examples of a flip screens tile map with a masked character sprite that you can control via keyboard, ie …
... writing your own.
(1) Write a routine to paint ... on the screen.
(3) Re-use the above and ... to the top 2/3 of the screen or a 192x192 (24 ... turn your tile IDs (0, 1, 2, 3) into a list of ... BC, DE or HL to display tile 0, 1, 2 or 3) and copy them ...#RaspberryPi has outsold #ZXSpectrumRaspberryPi has outsold ZXSpectrum to become best selling British computer ever. [url]http://www.theguardian.com/technology/2015/feb/18/raspberry-pi…
... of them on a (roughly 1 m^3) pallet, and then you ... still only have 0.04% of all ... were done from scratch, and/or hadn't been done before ...How to get the current line position of a +3e's text window?Does anybody know how to get the current line position of a [url=http://www.worldofspectrum.org/zxplus3e/]ZX Spectrum +3e[/url]'s text window? I've r…
... /> ch_point ds.w 1 ; pointer routine in ROM 0 (or invalid I/O ... 1 ; screen line (0-23)
w_csize ds.b 1 ; #pixels per character (3 ... -8)
w_cset ds.w 1 ; ... /> ; bit 2: 0=tokens, 1=extended udgs
; bit 3: true if window ...Raycasting (3D Games!) with SpecBAS<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Here's one I wrote just recently. I wanted to see …
... os,oh1,oh2=0,pla=IIF(map(px+1,py)=0,0.001,90 ... Engine60 RECTANGLE INK 127;0,0 TO w-1,h/2 FILL : ... RECTANGLE INK 48;0,h/2 TO w-1 ... ,h-1 FILL 70 ... FOR x=0 TO w ... rdy)/(rdx*rdx)),ddy=SQR(1+(rdx*rdx)/(rdy*rdy))100 ...Raycasting (3D Games!) with SpecBAS<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Here's one I wrote just recently. I wanted to see …
And finally Part 3!
Here's the ... line 20). Set it to 1 if you want full high ... DEGREES: SCREEN LOCK: LET scl=1: GO SUB 430: GO ... ,oh1,oh2=0,pla=IIF(map(px+1,py)=0,0.001,90 ... =INT ry,ddx=SQR(1+(rdy*rdy)/(rdx*rdx)), ... ddy=SQR(1+(rdx*rdx)/(rdy*rdy)) ...Just Speccy 128Wow, got home and found that I have received a parcel from Zaxon containing a Just Speccy 128 PCB :-) B-)<br>Now all I need is a parts list, th…
... , as it's all 5V or 3.3V circuitry. For these 10V ... rated capacitors are fine (or a higher voltage as long ... voltage regulator chip, LM2596S-5.0 (5V output version), these normally ...
