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<1…28293031323334>
  • More "fake" screenshots, please.I don't know about anyone else, but I really like seeing Spectrum screenshots of modern and/or original games - even if there ends up being no game t…

    ... that is coming underneath a sprite that is supposed to be ... sacrificed during the moment of collision and therefore there doesn't ...
    Amigo Amigo February 2003 Sinclair Miscellaneous
  • More "fake" screenshots, please.I don't know about anyone else, but I really like seeing Spectrum screenshots of modern and/or original games - even if there ends up being no game t…

    ... when he collides with another sprite it will just overlap the ... . in the areas of the sprite where not a whole 8x8 ... , for the duration of the collision.

    Karnov has sort ... it automatically. like a mini collision engine within the game engine ...
    Amigo Amigo February 2003 Sinclair Miscellaneous
  • Fake screenshots? No - now it's REAL screenshotsOk then. A few weeks ago I said I will show You the new gfx-mode of Speccy and - here it is: [url="http://republika.pl/hooy_prg/hprg.zip"]http://rep…

    ... imho, and i have a sprite editor he gave me that ... you have implementeda better bright detection, in laymans terms does it ...
    Amigo Amigo March 2003 Sinclair Miscellaneous
  • Spectrum v Amiga : The Final starts.The final has begun, just in case you didn't know. The old Speccy is getting a bit of a kicking at the moment, so get those votes in!

    ... if it's a character sprite as one color needs to ... and your play area and collision etc. I love my C64 ...
    Amigo Amigo April 2003 Games
  • Advice about drawing sprites on spectrum I've coded sprite drawing before and know all the theory about masks from a long time ago (microhobby rules! ;), but since I did it on Amiga with ha…

    ... is to XOR the sprite over the background and then XOR it again ...
    Fraser Fraser July 2003 Games
  • Advice about drawing sprites on spectrum I've coded sprite drawing before and know all the theory about masks from a long time ago (microhobby rules! ;), but since I did it on Amiga with ha…

    ... is to XOR the sprite over the background and then XOR it again ... background, xor #1, xor #2, xor #3.
    To erase: xor #3, xor #2, xor #1 ... next frame: draw background, xor #1, xor #2, xor #3.

    It ...
    Alcoholics Anonymous Alcoholics Anonymous July 2003 Games
  • Advice about drawing sprites on spectrum I've coded sprite drawing before and know all the theory about masks from a long time ago (microhobby rules! ;), but since I did it on Amiga with ha…

    ... correct after XORing off a sprite. On the Electron it ... is to XOR the sprite over the background and then XOR it again ... background, xor #1, xor #2, xor #3.
    To erase: xor #3, xor #2, xor # ... next frame: draw background, xor #1, xor #2, xor #3.

    ...
    Fraser Fraser July 2003 Games
  • Game Editor questionI'm currently updating my image utility - TommyGun and my old Map editor, which I haven't released on WoS yet. My question is this. Would people li…

    ... part, a map+tile+sprite editor sounds a very good ... BMP2SCR EXP will have a Sprite/Tile/Font/Map editor later ... support layers too, that means, collision maps or "Action" maps. Knowing ... advanced Basic language with advanced Sprite/Tile commands, polygon drawing ...
    LCD LCD February 2004 Development
  • Platform vs BackgroundForgive my ignorance if this is a 'stoopid' question, but although I've written games for many platforms over the years I'm only now making my first …

    ... you develop a character oriented sprite routine (i.e one ... which parts (chars) of the sprite are 'behind' selected parts ... relevant background information like "sprite chars should be masked in ... of enemies. This way the detection routines (which certainly have ...
    TrueVideo TrueVideo March 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] ; ***********…

    ... Changed the PBlankChar routine to XOR A,LD (HL),A ... LD IX,sprites ; Point to sprite data
    LD B, ... BC

    ; Is sprite enabled, ignore if not

    PBlankChar:
    XOR A
    LD (HL),A ...
    robpearmain robpearmain August 2004 Development
  • Can Anyone explain sprites in Jet Pac/Atic Atac etcJet Pac was 16k, and yet the sprites were impressively fast. I notice they had a slight flicker at times, but were notmally pretty flicker free. W…

    ... )
    or (hl) ;not XOR but OR
    ld (hl ... ld a, l ;check if sprite
    and 31 ;goes ... ;reutrn from sub
    xor a
    ld (DC5), ... ld c, a
    xor a
    ld (DC6), ...
    Fikee Fikee October 2004 Development
  • Can Anyone explain sprites in Jet Pac/Atic Atac etcJet Pac was 16k, and yet the sprites were impressively fast. I notice they had a slight flicker at times, but were notmally pretty flicker free. W…

    ... /> ; 0 Sprite id (0 = sprite disabled)
    ; 1 Sprite Status (0 = ... /> ld de,(_Sprite_ScreenAddr)
    xor a
    ret
    ... ld de,(_Sprite_LastScreenAddr)
    xor a
    ret
    ... hl,(_Sprite_ScreenAddr)

    xor (hl)
    ld (hl), ...
    robpearmain robpearmain October 2004 Development
  • jet set willy in b.a.s.i.c (oh, even more horrors!!!!!!!!)what about jet set willy in b.a.s.i.c ? is anyone doing that? i think it's a really bad idea, but it's sure is a funny one! oh yes, i do know a littl…

    ... I think of it your sprite would obliterate everything in it ... .

    For pixel perfect collision with the gaurdians one could ...
    zster zster October 2004 Games
  • jet set willy in b.a.s.i.c (oh, even more horrors!!!!!!!!)what about jet set willy in b.a.s.i.c ? is anyone doing that? i think it's a really bad idea, but it's sure is a funny one! oh yes, i do know a littl…

    ... I think of it your sprite would obliterate everything in it ... /> [quote]
    For pixel perfect collision with the gaurdians one could ...
    AndyC AndyC October 2004 Games
  • Reading the keyboardDoes anyone have a code sample to read the keyboard in machine code ?

    ... ; d = max 1 keypress
    xor a ; a = current key index ... a

    .skip
    xor a
    ld (count),a ... ; zero state AND count
    xor a
    ret

    Sprite Pack contains a lot of ...
    Alcoholics Anonymous Alcoholics Anonymous November 2004 Development
  • Game being created with Platform Game DesignerBeen playing with this since yesterday when i bought it from Cronosoft. To someone like me who cant program its excellent to create a Manic Miner st…

    ... about the collision. I'm now gonna make my sprite as big ... as possible so 'unfair collision' wont happen ...
    psj3809 psj3809 April 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... ; jump to NC0 if no collision detected
    EXX
    INC ... collision
    EXX

    NC0:
    LD A,(HL) ; draw sprite ... ; jump to NC0 if no collision detected
    if more often ... ; increase if there is a collision
    (when using an address ...
    Dr BEEP Dr BEEP August 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... /> POP DE ; e=mask, d=sprite image
    LD A,(HL ... ; jump to NC0 if no collision detected
    if more often ... ; increase if there is a collision
    (when using an address ... /> NC0: LD A,(HL) ; draw sprite as normal
    AND E ...
    dekh dekh August 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... /> POP DE ; e=mask, d=sprite image
    LD A,(HL ... is a collision
    NC0: LD A,(HL) ; draw sprite as normal ... be the fastest when more collision than not. I assumed that ... ; increase if there is a collision
    NCO: OR D ;< ...
    Dr BEEP Dr BEEP August 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... /> POP DE ; e=mask, d=sprite image
    LD A,(HL ... is a collision
    NC0: LD A,(HL) ; draw sprite as normal ... be the fastest when more collision than not. I assumed that ...
    Dr BEEP Dr BEEP August 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... sprite I am only going to test every other line. No collision ... be more frequent than a collision but it only takes one ... longer if there is no collision, whereas i would need to ...
    dmsmith dmsmith August 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... uses clean background and collision happens if the sprite is drawn over ...
    baze baze August 2005 Development
  • Best method for sprite collision detectionHi, I have been trying to incorporate collision detection into a sprite routine I writing. The following is what I have come up with so far: POP D…

    ... you are only checking collision with the main sprite your method looks ...
    rtunes rtunes August 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ...
    // create the sprite; on creation, sprite
    // is automatically placed ... detection
    // read joysticks

    // move & animate sprite ... update coordinates
    - modify sprite graphic pointers given the displacement ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... do with the sprite definitions:

    * Every sprite graphic is defined ... is interleave the sprite definitions of the OR/XOR/LOAD bytes so ... that the graphics of one sprite sit ... on the right of the sprite definition. You can avoid ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Development
  • Ideas for new tape storage formatSome called them decoders or encoders, but I think that it is just something like form of presentation. Goal is of course smaller size, support of e…

    ... 667, P 735
    SPEED DETECTION 4x[P 780, P 1170 ... BYTE present, ADD instead of XOR

    (*) That info is ...
    Black Hole Black Hole October 2005 Development
  • Listing Lenslok and Padlock protected softwareI was wondering if we could try to come up with lists of all software using either [url="http://www.worldofspectrum.org/infoseek.cgi?regexp=^Lenslok+…

    ... 667, P 735
    SPEED DETECTION 4x[P 780, P 1170 ... BYTE present, ADD instead of XOR
    [/code]

    Anyway ...
    Andrew Barker Andrew Barker November 2005 Games
  • 4-pixel scrollingDo you think is 4-pixel scrolling accetable for horizontal shooter ? (aka do u like Chronos ? :)

    ... Zynaps or Stormlord scrolling & sprite routnes so we could all ... limited in some ways.
    Sprite routine copy data into screen ... logic operation like OR or XOR. It is pretty fast but ...
    Fikee Fikee February 2006 Development
  • z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…

    ... cell's "sp1_update" ordered sprite list according to its plane ... sp1_cs" making up the sprite. This list is ordered internally ... The main types of sprite are mask, or, xor and load. Each ... CONS

    - The move sprite function has an overhead associated ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • New - BASin r13a is available for downloadHi all, Here's the latest BASin. Mostly just bugfixes, but also now has the upgraded UDG editor which can now edit multiple UDGs on one editing gri…

    ... place.
    Sure every sprite object could have its own ... part of each object (sprite etc)
    When you ... for the screen, only XOR in the shape of the ... off anding and turn on xor
    120 AND 0 ... /> 129 REM draw the sprite, masked with the background ...
    Kiwi Kiwi April 2006 Emulators
<1…28293031323334>

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