-
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... If the sight is over the traget it displays ... 100 PRINT AT playery,playerx;CHR$ 144
110 IF ... /> 210 PRINT AT enermyy,enermyx;CHR$ 145
... 00011000
290 POKE USR "A"+1,BIN 00011000
... 00000000
390 POKE USR "B"+1,BIN 11000000
... -
Spectrum ethernet... step 1.1Yeah, a tenth of a step :-) Here's the W5100 board up and WORKING: [url]http://www.alioth.net/tmp/w5100-online.jpg[/url] This is called the "Get Th…
... thing I did was to poke the oscilloscope probe on one ... the xtal and the adjacent 1.8 volt supply traces off the ... -
Understanding extensions to the BASIC parserFor a while, I've had a rather 'rinkety dink' extension to BASIC via an RST 8 trap in hardware, just so that I can send stuff to a Spectrum over ethe…
... BASIC via an RST 8 trap in hardware, just ... stuff to a Spectrum over ethernet rather than having ... double byte poke example in the Interface 1 Complete ROM ... ROM disassembly and Interface 1 ROM disassembly, I was ... do when intercepting RST 8 to parse your own ... -
z88dk 1.8 releasedSince I am the most regular of the z88dk peeps to post here I might as well let you all know that v1.8 has been released. [code] A little later than…
... you all know that v1.8 has been released.
8 of z88dk. Due to a ... : Improved support
- [lib] MSX: 1 bit sound
- [lib] ABC80 ... -
New for 2009 - mc onelinersI found the limit of one line and one screen's worth of program really useful in (re-)learning BASIC, so I've decided to carry the format over into m…
... decided to carry the format over into machine code, to ... 197,33,238,90,62,8,119,34,132,128, ... ,120,254,191,32,1,44,1,254,127,237,120 ... TO z+167: READ b: POKE j,b: NEXT j: ... initialise car
ld a,8
ld (hl),a
ld a,8 ;print car
ld ... -
ANN: Tipshop updated Wednesday, 01 April 2009Tuesday 31 March 2009 Phew! Another ton of tips, piles of POKEs, stacks of solutions, and (we get the idea! Ed).. * The enigmatic Dave confirmed th…
... , and updated POKEs for Game Over, Saboteur II. And that's ... , 1994 - Ten Years After , Alien 8 ,
Emilio Butragueno Futbol , Emlyn ... me his guide to using POKE Finder Wizard, which I haven ... Descends to Hell , Phantomas Tales #1: Marsport ,
Popeye 3 ... -
Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... machine code!
CHAPTER 1 - Create a machine code function ... the game that will execute over and over
;read keyboard
1!
CHAPTER 2 - ... a dash of 8 pixels per byte.
Try POKE-ing 255 ... -
Zenobi Peg leg 1-8[B]What up...[/B] Since I cut school in the 90's & spent most of that time watching mysterious cities of gold, that pirate kid stowaway (no doubt …
... updated Peg Leg Pete Project 1-8.
I have one original ... /> Shoot me a PM
?1.50 UK
?2.50 ... -
A tidy loader for minigamesThe minigame competition doesn't permit the use of separate loaders like [code]10 LOAD "": RAND USR 32768[/code] The loader must be included in the b…
... as 2 bytes)
1 ANY
2 4 Line ... Carriage return
8 97 Variable name (a$ in ... 0 24 jr $+9
1 9[/code]
... />
[code]Chr$ Token Asm Ouch 1 2 3 OK
General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
... i(3)=8: LET i(4)=1: LET i(5)=1: LET ... 9150 REM *---------------------*
9160 REM 1.0: 26-Jul-2010 - Inital ... 7)=0:
LET i(8)=0
9240 REM ... AT i(2),i(1);i$;l$(1, TO 3):
... enter data":
POKE 23690,33:
POKE 23691,23:
...Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... a=udg TO udg+8: READ v: POKE a,v: NEXT a ...
40 POKE defadd,FN l(udg): POKE defadd+1,FN h(udg ... s$=a$:
POKE defadd,0: POKE defadd+1,0
50 CLS ... a$=s$:
POKE defadd,0: POKE defadd+1,0: PAUSE 0
Speeding up select processing...Hi Folks, I have the following code in my program and it works fine but is rather "sluggish". I have even moved it to the beginning of the program …
... 3)*2:
OVER one
270 POKE attrp,VAL "112":< ... /> PRINT AT t(1),0,,,,:
POKE 23560,0
... 310 IF (t(2)=8 AND t(4)=1) OR (t(2 ... />
[LIST]
[*]t(1)=the selected row on exit ... the second value equals 1 then it branches to 4320 ...Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…
... the keys pressed
POKE startaddress+1,1: LET l = USR startaddress ... pm_do_it ; and do it all over again
ret ; just ... 255
msg_down: defm CC_AT,8,8,"Down ?",255
msg_left: ... /> msg_right: defm CC_AT,10,8,"Right ?",255
msg_fire: ...Empire "Mega" PatchI've been posting [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0001619"]Empire[/URL] related bits and pieces [URL="http://www.worldofspectr…
... ?p=568223&postcount=240"]over[/URL] [URL="http://www ... support for Sinclair Joystick #1 (6/7/8/9/0) in ... 20 CLEAR 65535: LET B=1: LET D=27391
30 ... 0; INK 7; BRIGHT 1;AT 0,8;"Play Empire Tape": RANDOMIZE ... 50: REM USE SINCLAIR JOYSTICK #1
230 DATA 84, ...more on storing mazesPrompted by Wookiee's escapades, I've been pondering on how to use DATA statements directly for displaying background graphics, thus avoiding the dup…
... to 173) and INK to OVER (217 to 222) use their ... a=udg TO udg+8: READ v: POKE a,v: NEXT a ... br /> POKE a,PEEK a-201: POKE a+1,PEEK (a+1)-96: ... PEEK a-150: POKE a+1,PEEK (a+1)-96: POKE a+2,PEEK ... NEXT m
80 POKE defadd,0: POKE defadd+1,0
[/code ...Screen2StringFurther to writing that BASIC one-liner to redirect CAT to a string I thought that I'd do a general redirection routine for anything which normally p…
... expected length does not extend over the 48k paging boundary, ... s$=s$(TO b-1)+whatever+s$(c+1 TO)".
... LET sd=FN p(23730)+1: LET ch=FN p ... /> REM string definition
8 DATA CODE "S",CODE "$",14 ... REM start redirection
20 POKE ch+5,FN g(ro ...A "bit" of a curiosityHaving to use a bit of m/code to do the AND in that key check function, I was prompted to revisit the "AND,XOR,OR,...for BASIC" topic and came up wit…
... advantage of this version over that posted last October ... c = opcode = 0(OR), 1(AND), 2(XOR)
d ... 23639+256*PEEK 23640+8:
POKE 23563,da-INT (da ... /256)*256: POKE 23564,INT (da/256)< ... FOR p=0 TO d-1:
LET ba2=INT ...BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…
... 18x18 positions take 41*18*8=5904 bytes. Even so, most ... work, except for updating the POKE and CALL addresses. Programmers using ... />
Notice however that version 1.2 does not support drawing ... postpone this feature until release 1.3. This way, programs ...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…
... spot of Spectrum coding again, over a year since the last ... /> 1030 READ g
1040 POKE 65368+j,g
1050 ... TO 15: INK 1: PRINT AT j,0;CHR$ 143;AT j ... : LET x=1: LET y=1: LET xo=1: LET yo=1: LET d ... AT ny,nx; INK 5;CHR$ (144+nd)
2010 REM ...BIFROST* example: "Knights & Demons DX" source codeA package containing the source files of our multicolor game "Knights & Demons DX" is now available for download [URL="http://www.mediafire.com/?hbch…
... ' set BIFROST* tileset address
POKE 59035,254 ' set BIFROST* slow ... 8") AND x < 8 THEN unselectTile(x,y): LET x = x+1 ... 6; INK 2;"GAME OVER" ' indicate game over
GO SUB 600 ...Adding a pause key to ArkanoidHaving rediscovered the simple pleasure of playing 1980s games on genuine 1980s hardware, I've also remembered that emulation can provide a feature m…
... dec a
jr nz,$-1
and a
... and 0
or 8
out (0xfe),a< ... drop our keyboard routine over the top of it ... br />
[list=1]
[*]Stick the emulator into ... the three bytes to poke in are 0xC3, 0xB1 ...Job Lot of over 160 Items ZX Spectrum[url]http://www.ebay.co.uk/itm/Job-Lot-over-160-Items-ZX-Spectrum-C64-PS1-PS2-PS3-PSP-Xbox-Dreamcast-/161097186089[/url] ZX Spectrum games ATV Si…
... .uk/itm/Job-Lot-over-160-Items-ZX-Spectrum- ... Sinclair 6 - Pack No. 1 Cover Tape Mar 1991 By ... Sinclair Four Pack No. 1 Cover Tape Oct 1990 By ... Magnificent 7 Cover Tape No. 1 / April 1991 By Sinclair ... Magnificent 7 Cover Tape No. 8 / Dec 1991*** MISSPRINT ***By ...MOVE_M Object Movement Manager for BASICAs moving things around on the screen is usually the slowest part of a game written in BASIC, I've been pottering around with this routine to handle …
... after an object has passed over (at present it only restores ... +Vstep+Hstep+ATTR+ROW:COL+CHR$+0:1+ROW:COL
; ... : 0->31 current
; CHR$ = graphic's character code
chr 0:1 row col
defb ... ,6*8+1,2, 5*8+2,2, 5*8+3,2, 7*8+0 ...Upgrade Windows8 to 8.1 without store ?To cut a long story short: I upgraded last year from 7pro to 8pro. However the Store and the apps ie Weather etc never worked, they just open and cl…
... hoping I could upgrade to 8.1 without the Store but I ...SpecBAS 0.802 Released!Hi folks - It's that time again when I release the latest round of features and bugfixes to SpecBAS :) New for this version are ZONEs which act ver…
... stuff, but very handy. New OVER modes have been added - ... two pixels together
OVER 8 and OVER 9 - Maximum and minimum ... -dynamic array
TRANSPARENT 1/0 inlined into PRINT commands ... supplied text
Optimised POKE$ which offers little in the ...Help with 1-bit sampled soundHi all, I've been sent over this way from the CPC Wiki forums as you guys may be able to help me more specifically with a programming query. Firstly…
... br /> I've been sent over this way from the CPC ... wandering around a few 8-bit machines' forums asking ... s been mentioned that 1-bit sampling might be ... even dabbled in programming 1-bit sampled sound and ... is represented by a '1' and another frequency represented ...Help With AY Music Program in BASICHi, last year I started writing a BASIC program for making and recording AY Music. I thought it would be easier than learning how to use Soundtracker…
... 102 READ y
104 POKE USR "i"+x,y: ... 112 READ y
114 POKE USR "j"+x,y: ... 122 READ y
124 POKE USR "k"+x,y: ... : REM I'm left over - define me but I ... 1; INK 1;AT 1,21;"PROGRAM BY"
750 PRINT INVERSE 1; INK 1 ... o=o+1: IF o>8 THEN LET o=1
...Formula 1 season 2016 8-bit styleFor anyone who follows Formula 1, this short season review with 8-bit graphics and sound is quite fun: [url="https://www.youtube.com/watch?v=U4E9Qx5…
For anyone who follows Formula 1, this short season review with 8-bit graphics and sound is quite fun:
[url="https://www.youtube.com/watch?v=U4E9Qx5_lTY"]https://youtube.com/watch?v=U4E9Qx5_lTY[/url]Tutorial: Using UDGs in SpecBASSpecBAS is capable of using graphics mode, in a similar manner to the original Spectrum. Like most things though, the extended nature of SPecBAS's ab…
... 1 contains mono characters that are 8 pixels by 8 ... same size each character comprised 8 bytes - one bit ... POKE 1,f,a: NEXT f
20 DATA 1,1,1,1,1,1,1,1
30 DATA 1 ... this case, "a" is CHR$ 97. The UDG for " ... again, there's the 8 bytes per row problem. ...
