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<1…17181920212223…34>
  • Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…

    ... . After that is done, the pixel buffer is copied to screen ... will see functions that draw mask sprites, or sprites, load sprites ... the sprite character into the pixel buffer at address SP1V_PIXELBUFFER and ... with resolutions in the 512 pixel range but didn't do ...
    Alcoholics Anonymous Alcoholics Anonymous June 2010 Development
  • Games only possible in 128K mode?In the thread: [url]http://www.worldofspectrum.org/forums/showthread.php?t=30145[/url] the discussion of 128K only games comes up, and it made me w…

    ... x or y coordinate as you're about to plot it, mask ...
    jonathan jonathan July 2010 Games
  • New Mojon Twins Release: Sir Ababol.Literally struggling to release *something* after months of not being able - we are proud to announce our new game [b]Sir Ababol[/b]. [img]http://ww…

    ... easy as well, but the pixel-perfect smooth movement would be ... lost in the X axis (a limitation of the ...
    na_th_an na_th_an July 2010 Games
  • New Mojon Twins Release: Sir Ababol.Literally struggling to release *something* after months of not being able - we are proud to announce our new game [b]Sir Ababol[/b]. [img]http://ww…

    ... go :):

    POKE 51149,X (number of lives)
    POKE ... ]I wonder if the bug/pixel artifacts I mentioned in an ...
    ZnorXman ZnorXman July 2010 Games
  • Head over Heels vs. KnightloreIn the recent Head over Heels thread, several people said that they prefered Knightlore to HoH. This surprised me, so I thought I'd post a poll to s…

    ... I've always thought that pixel-perfect jumping in combination with ... Speccy. Syndicate is brilliant, Shadowrun, X-Com, Simcity 2000, Transport Tycoon ...
    Timmy Timmy July 2010 Games
  • Your views on...Head Over Heels[url=http://www.worldofspectrum.org/infoseekid.cgi?id=0002259]Head Over Heels[/url] Alright! Come on 'en. What's the biggy about this one. Never pla…

    ... two bits for every pixel - one for the mask, one for the ...
    joefish joefish August 2010 Games
  • SpecOS progressOk, As you can all see, I'm back - and I've been working away on SpecOS for a while now. There's a few videos, which you can see on my blog: [url]h…

    ... " and/or function "location x,y" would be good for ... ,row and "LOCATION" should be pixel oriented.

    [CODE]
    x,y in pixels
    30 ...
    Sparky Sparky August 2010 Sinclair Miscellaneous
  • SpecOS progressOk, As you can all see, I'm back - and I've been working away on SpecOS for a while now. There's a few videos, which you can see on my blog: [url]h…

    ... ]A new command called "locate x,y" and/or function "location ... x,y" would be good for ... ,row and "LOCATION" should be pixel oriented.
    [/QUOTE]

    Dunny Dunny August 2010 Sinclair Miscellaneous
  • Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]

    ... program, but, helped me learn pixel art, we can get onto ... game of all time, Revolution-X (featuring Aerosmith), a bit on ...
    Sock_Shock Sock_Shock September 2010 Chit chat
  • Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]

    ... program, but, helped me learn pixel art, we can get onto ... game of all time, Revolution-X (featuring Aerosmith), a bit on ...
    STeaM STeaM September 2010 Chit chat
  • Machine code issue...Hi Folks, My trials with MCODE continue and I am stuck. I wrote the following program in BASIC to simply POKE an attribute byte in to a "box" on th…

    ... />
    [code]
    SUB paint (x as uByte,y as uByte ... to L
    and 3 ; Mask with 00000011
    add a ... value *32
    and 224 ; Mask with 11100000
    ld l ...
    Gedlion Gedlion September 2010 Sinclair Basic
  • ccompletly baffeled machine codeHi everyone, BEFORE you ask i have not asked help for loads of problems i have recently now encountered and i figured the problems out myself, hones…

    ... - you can change any single pixel of it you like without ... an effect on any other pixel. Once something has appeared on ... 3,12 into the appropriate pixel X, Y values for you and ...
    Turkwel Turkwel September 2010 Sinclair Miscellaneous
  • Sprite RoutineI was wondering if anyone could point me in the direction of a really basic example of a per-pixel sprite routine? Preferably commented. The screen …

    ...

    10 FOR X=16384 TO 16384+6144
    20 POKE X,255
    30 NEXT X

    ... br />
    1st - 64 top pixel lines
    2nd - 64 middle ...
    3rd - 64 middle pixel lines

    The ... it works only in horizontal pixel lines 0-7
    ...
    Ralf Ralf October 2010 Development
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... ?
    r-type smooth scorlling ? pixel sprites? interlaced video 384x256 with ... can help lcd convert retro X for sam coupe atom lite ...
    Roger Jowett Roger Jowett October 2010 Hardware
  • Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…

    ... 'Y' positions on a 192 pixel high display window:

    X and Y postions will fit ... assembler:

    MOV = Move x with y
    LEA = Load ... zero flag)
    RESD = Reserve x DWORDS
    CMP = Compare and ...
    ASM ASM October 2010 Development
  • Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…

    ... /> and ebx,0xFFFFFF ; Mask out alpha
    mov ... /> and eax,0xFFFFFF ; Mask out alpha
    add ...
    fmul st0,st1 ; x
    fadd st0,st4 ; ...
    fmul st0,st1 ; x
    fadd st0,st6 ; ... br /> fmul st0,st1 ; x
    fadd st0,st3 ; ...
    ASM ASM October 2010 Development
  • emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…

    ... ?
    r-type smooth scorlling ? pixel sprites? interlaced video 384x256 with ... time because of work, my X girlfriend, a two day headache ...
    ASM ASM November 2010 Emulators
  • emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…

    ... TGA files doing a 6 x 8 pixel block compare on a ... to remove the anti-alias pixel data from a green screen ... thought 3 BITS of sub pixel resolution was good enough for ...
    ASM ASM November 2010 Emulators
  • Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …

    ... of horizontal pre-shifted 8 x 16 pixel blocks that roll into ...
    ASM ASM November 2010 Development
  • Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …

    ... x 16 pixels stored as 18 BYTES interleaved; 8 BYTES pixel ... attribute then 8 BYTES pixel data and then 1 ... comes after each 8 x 8 character... there are ... pop bc ; Draw 1st 8 x 8 character
    ld ( ... (ix) ; Draw next 8 x 16 pixel block (across)
    [/code ...
    ASM ASM November 2010 Development
  • emulator graphics issueHi, I use various emulators,each play the games correctly,but I have noticed that the graphics seem to lack definition.More so the pixels,they seem …

    ... />
    speccies had a 256 x 192 resolution

    that ... on a modern (say) 1280 x 1024 display

    if ... . 1 old speccy pixel = 1 modern 1280 x 1024 pixel

    then ...
    bleugh bleugh November 2010 Emulators
  • 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…

    ... Me
    George Benson - Love X Love
    George Benson - Turn ...
    Greg Phillinganes - Behind The Mask
    Habit - Shot Gun City ...
    ASM ASM November 2010 Chit chat
  • Why doesn't my routine work?I have a "level" defined by 504 bytes (28 squares across x 18 squares down) I'm trying to write a routine that will take an X,Y coordinate in pixels…

    ... exactly do you mean by (x>>3) ?[/QUOTE]
    pixel in vertical direction is moving ...
    Fikee Fikee December 2010 Development
  • Donkey Kong - TransparencyHi, I might not recall it perfectly but as I was playing the Donkey Kong for ZX-spectrum 48k - I somehow noticed that the Monkey jumps with something…

    It's just a basic transparent sprite routine with no separate mask. So, in effect, every '1' is a pixel and every '0' transparent. Nothing particularly special about it.
    AndyC AndyC December 2010 Games
  • Donkey Kong - TransparencyHi, I might not recall it perfectly but as I was playing the Donkey Kong for ZX-spectrum 48k - I somehow noticed that the Monkey jumps with something…

    ... operations where you 'AND' a mask byte first, which cuts a ... . It gives you an odd X-Ray effect when the sprite ...
    joefish joefish December 2010 Games
  • Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …

    ... If you have a 16 pixel wide sprite, it occupies two ... you move it right 1 pixel, it occupies 3 chars. ... If you have a 16 pixel tall sprite, it occupies two ... shift the sprite down one pixel, it occupies three chars ... the sprite definitions (no mask byte) but I think ...
    Alcoholics Anonymous Alcoholics Anonymous December 2010 Development
  • Character movementI have always liked manic miner and so want to try an write my own version. My first attempt is just focusing on the character movement, left right a…

    ... character animations out of 16x16 pixel sprites which in BASIC ... character position and the 2 pixel movements are all "inside" ... (0..3) in turn at X=0 position
    2) ... (0..3) in turn at X=1 position
    ..
    ... (0..3) in turn at X=30 position

    ...
    BloodBaz BloodBaz January 2011 Sinclair Basic
  • New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…

    ... much have to do a pixel-perfect jump off that upper ... is.

    Level 50, X:- I'd forgotten how awkward ...
    Digital Prawn Digital Prawn January 2011 Brand new software
  • SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…

    ... something like SPRITE SET id, x, y, w, h, (other options ... the ability to subtract a mask from sprite graphics data, and ...
    Timmy Timmy January 2011 Sinclair Miscellaneous
  • SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…

    ... the like, but for pixel-by-pixel collision detection you'd likely ... something like SPRITE SET id, x, y, w, h, (other options ... any sprite's data records (x, y, gfx$, rotation, scaling)?
    Dunny Dunny January 2011 Sinclair Miscellaneous
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