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Search Again :: Adv Search 207 results in 0.000s
<1234567>
  • Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…

    ... /> #define DEFW .WORD
    #define DEFS .BLOCK
    #define EQU .EQU ...
    robpearmain robpearmain August 2004 Development
  • IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…

    ... /> #define DEFW .WORD
    #define DEFS .BLOCK
    #define EQU .EQU ...
    robpearmain robpearmain August 2004 Development
  • Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …

    ... /> #DEFINE DEFW .WORD
    #DEFINE DEFS .BLOCK
    #DEFINE EQU .EQU ...


    BACKGROUND:
    DEFS 1B00h


    ; SCREENTABLE ...
    robpearmain robpearmain September 2004 Development
  • Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …

    ... DEFINE DEFW .WORD
    #DEFINE DEFS .BLOCK
    #DEFINE EQU .EQU ... /> ORG 0C800h

    DEFS 1800h

    ORG 0E000h ...

    DEFS 1800h

    ; SCREENTABLE
    robpearmain robpearmain September 2004 Development
  • The SPIN AssemblerI am using the assembler in Spin but I am having a problem with "DEFS". I was hoping that it would allocate a section of memory but it doesn't seem t…

    ... am having a problem with "DEFS". I was hoping that it ... it works. When I use DEFS 8 it doesn't. I ... guess DEFS is not reserving 8 bytes ...
    Mr Millside Mr Millside February 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... conditional assembly/repeats, full DEFB/DEFS support. Imported from the latest ...
    Dunny Dunny June 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... conditional assembly/repeats, full DEFB/DEFS support. Imported from the latest ...
    Dunny Dunny June 2005 Sinclair Basic
  • Optimisation Needed! Is this the Fastest way to copy bytes from screen and back again?I have the screen address (say 0,0 i.e 16384) I want to copy 4 bytes wide by 32 bytes high from the screen to an area of memory. I then want to cop…

    ... /> RET

    store:
    defs 128


    gfx ...
    robpearmain robpearmain November 2005 Development
  • Assembler RequestI need a command line assembler that can compile the following code Structures, [code] CHNPRM struct .PsInOr defs 1 .PsInSm defs 1 .CrAmSl defs 1 .C…

    ...
    .PsInOr defs 1
    .PsInSm defs 1
    .CrAmSl defs 1
    .CrNsSl defs 1
    Kiwi Kiwi May 2006 Development
  • Screen LoaderCouple days ago i find very interesting loader routine in ex Yugoslavia magazine "Svet Kompjutera" from january 1987. Authors of article, calls this …

    ...
    HIL DEFS 2
    DIL DEFS 2
    FL1 DEFS 2
    FL2 DEFS 2
    Pegaz Pegaz August 2006 Games
  • Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …

    ... - 24 lines of this...
    DEFS 16,00100000b ;16 x green ... paper
    DEFS 16,00000000b ;16 x black ... paper
    DEFS 16,00101000b ;16 x cyan ... /> DEFS 16,00110000b
    DEFS 16,00010000b
    DEFS 16,00111000b
    DEFS 16 ...
    joefish joefish May 2009 Development
  • Tips on optimizing some newbie assembly routinesI'm starting to learn some assembly language. The best way to learn is to actually code something you are going to use, so I'm creating a very simple…

    ... , 126, 126, 126, 0
    defs 2024, 0
    #endasm
    na_th_an na_th_an June 2009 Development
  • Spin Assembler DirectivesLeading on from [URL="http://www.worldofspectrum.org/forums/showpost.php?p=402514&postcount=65"]jp's recent post in Spin 0.7 Public Testing thread[/U…

    ... br />
    [B]DEFS:[/B]
    DEFS a ;Reserve a block ... FF by default).
    DEFS a*b ;Reserve a block ... set to 'c').
    DEFS a*EQUVAL ;Reserve a block ... bytes (see 'EQU').
    DEFS 1+2*3 ;Reserves NINE ... bytes (not seven).
    DEFS 1+(2*3) ;Reserves seven ...
    RoseCotton RoseCotton November 2009 Emulators
  • Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…

    ...
    RET

    BYTES: DEFS 32[/CODE]

    Thanks ...
    RoseCotton RoseCotton November 2009 Development
  • multi-scroll m/c subroutine for BASICArising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. whe…

    Arising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. where width is
    Battle Bunny Battle Bunny October 2012 Sinclair Basic
  • Elliptical ChallengeSubsequent to the recent "Graph Plot" thread, I wrote this general purpose ellipse drawing routine which will plot (although it doesn't actually use …

    ...

    STKSTOR:defs 20
    STKENDO:defs 2
    [/code]
    Battle Bunny Battle Bunny November 2012 Development
  • Pasmo alignmentHi Is there anyway Pasmo can be encouraged to place data on boundaries? I can do it very crudely with something like [CODE]defs $4000-$ anus: def…

    ... something like

    [CODE]defs $4000-$
    anus: defm "hole ...
    spud spud September 2013 Development
  • Venturespeak Helplooking at the code from ZX Computing, October, November & December 1986. How do I make the code do more then 3 letters say 5. and could it be made …

    ... DEFB 0
    60318 .. START DEFS 65
    60383 00 TIME ...
    ardentcrest ardentcrest February 2014 Development
  • Scrolling Bi-Colour Engine for 4-Player GamesJust putting this code up for people to have a look at. Far from finished. Should simply compile and run a bit of a demo. Only good for 128K and +…

    ... .

    MACRO PAGE_ALIGN
    defs (65536-$)AND 255
    ENDM ...
    joefish joefish March 2014 Development
  • Mojon Twins MK2 and lighting effectsDoes anyone have any experience in getting the overlay.h working in the MK2 engine. There were several games written in the churro that used the ove…

    ... defb 0

    ._ovl_buff defs 864, 0
    #endasm
    andydansby andydansby June 2017 Development
  • High score table routineI wrote this general purpose high score table routine. It stores 5 scores and displays them alongside the player names, which are 8 characters long. …

    ... to 8

    SCORE: DEFS 2 ; store final score here ...
    TEMP: DEFS 2 ; temporary space

    Alessandro Grussu Alessandro Grussu July 2017 Assembler
  • SkoolKit'ing errorsI'm in trouble with SkoolKit 7.2 Did so far [code]sna2ctl.py %GAME%.z80 > %GAME%.ctl[/code] control file looks fine [code] @ 16384 start …

    ... /> @org
    ; Unused
    s16384 DEFS 2187

    ; Routine at ...
    Bedazzle Bedazzle August 2019 Assembler
  • Is it possible to run a single BASIC line via a ROM CALL of the Standard ZX 48k ROM?On: https://cygnus.speccy.cz/popis_trdos-assembler.php I found the following code: [code] CHADD equ 23645 ; Location of SOS variable CHADD ld…

    ... where you came
    TEMP defs 2 ; Label allocating memory for ...
    Luzie Luzie October 2019 Development
  • ZEsarUX Beta 8.1Hi! I have uploaded a new ZEsarUX 8.1 BETA version. You can download compiled versions for Windows, Mac, and the source code from: https://gith…

    ... menu
    Improved assembler: added defs command
    Improved AY Sheet ...
    chernandezba chernandezba November 2019 Emulators
  • ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…

    ... />

    Improved assembler: added defs command
    Improved AY Sheet ...
    chernandezba chernandezba February 2020 Emulators
  • im having problems with zx spin. im getting invalid combination of opcodes and operands errorim trying to assemble this program: [code]org 40000 ld a,0 call 8859 ld (iy+83),7 ld a,2 call 5633 call 3435 ld a,2 call 5633 ld de,d…

    ... /> defb 22 3 5
    defs thank you
    [/code]
    digital digital June 2020 Assembler
<1234567>

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