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<1…6789101112…34>
  • 128k Screen Flipping - Sample Code PleaseI know this has been covered before, but I cannot find out code to do the following: On a 128k Spectrum tell the speccy to display from address 4915…

    ... ;switch to shadow screen, your sprite is now visible
    ....
    draw something on 49152
    wait ... be accessible via 49152
    draw something ....
    [/code]
    < ... good idea to have your sprite routine above 49152 except you ...
    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…

    ... colour mappings for a single sprite definition. This is supposed to ... possible colours for a specific sprite frame is probably a ... what I mean (for 2x2 sprite):

    xxyyzz ....
    ... special transparent colour byte during draw. Another is that I ...
    Alcoholics Anonymous Alcoholics Anonymous April 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…

    ... quickly they draw. They all use one of two sprite definition formats ... (mask,graph) pairs

    Sprite dimensions are in character units ... />
    Some technicalities:

    - Sprite columns have to be contiguous ...
    Alcoholics Anonymous Alcoholics Anonymous April 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…

    ... of a technical document for sprite lib ;-)
    Ok, so fair ... smart structures to eliminate over draw. Our renderer is a retained ...
    Kiwi Kiwi April 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…

    ... of a technical document for sprite lib ;-)
    [/quote]

    sprite package #1", which is what ... that) is the change in draw order. splib2 always draws dirty ... the actual time taken to draw dirtied portions of screen will ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • Wanted: Game Ideas!Ok then here goes nothing. I'm a reasonably good programmer, but I'm really no good at coming up with game ideas and graphics. So if any of you have…

    ... .
    I have a basic sprite engine already.
    You don ... character. But if you can draw the characters right and get ...
    Kiwi Kiwi April 2006 Development
  • Wanted: Game Ideas!Ok then here goes nothing. I'm a reasonably good programmer, but I'm really no good at coming up with game ideas and graphics. So if any of you have…

    ... a play around with some sprite code, and maybe even have ... background tiles and number of sprite characters moving to estimate performance ... sp1_RemoveUpdateStruct(). The engine will not draw to those removed character cells ...
    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…

    ... .
    Sure every sprite object could have its own ... part of each object (sprite etc)
    When you ... use AB for a sprite, then CD could be ... eg.
    90 REM draw some background characters
    91 ... 1
    129 REM draw the sprite, masked with the background ...
    Kiwi Kiwi April 2006 Emulators
  • 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…

    ... I wondered whether a sprite editor should include them ... can be interleaved with sprite data when sent to ... using machine code to draw sprites it is usually ... more efficient to draw sprites, by column then ... position. Although if the sprite is ever only to ...
    Kiwi Kiwi April 2006 Emulators
  • TommyGun 0.8.9 availableShould be available by the utilities pages soon. Lots of bug fixes. Its close to 95% complete. So close to becoming a 1.0 release. Still a few minor…

    ... />
    You can use the sprite editor to do masking of ... a different user interface to draw an image focused on drawing ... you can't use the sprite editor and create each character ... just export the sprite data and the sprite table to build character ...
    Kiwi Kiwi April 2006 Development
  • TommyGun 0.8.9 availableShould be available by the utilities pages soon. Lots of bug fixes. Its close to 95% complete. So close to becoming a 1.0 release. Still a few minor…

    ... =Kiwi]You can use the sprite editor to do masking of ... a different user interface to draw an image focused on drawing ...
    icabod icabod April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... ._sprdrawftbl ; table of sprite draw functions indexed by type
    sprite handle returned by sp1_CreateSpr()
    ;Interleave: Sprite
    ;Mask: Yes, ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... "loop", "loop1", ... "loop10", "addr", "graphic", "sprite" in your asm programs? What ... sp1 library, including unrolled draw code for 33 sprite types, probably takes ... the "sp1_MoveSprPix()" function (move a sprite to a pixel position), the ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... code]
    struct sp1_ss { // "sprite structs" Every sprite is described by one ... width; // +2 width of sprite in tiles
    uchar height ... up registers for the sprite draw function. The data portions ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... void *draw; // +18 & draw function for this sprite char, depends on sprite type ... and attr), a draw function (draw, set depending on sprite type), a ... pointers for the sprite character. The draw function draws the graphics ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... bottom right corner within the sprite engine.

    The variables ... -shifted sprites or you only draw sprites to exact horizontal character ... you only use NR-type sprite draw functions (NR=no rotation) you ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ...
    ._sprdrawftbl ; table of sprite draw functions indexed by type
    This program uses three sprite draw functions: SP1Mask2Data for a 2 ... be associated with different sprite draw functions in different programs, ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... /type association table and the sprite draw functions table we made earlier ... /type association table and the sprite draw function table.
    [*]It constructs ... is the index into the sprite draw function table that stores the ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... x 3 character wide sprite, it will always draw it as 4x3 ... characters. This is perfectly fine if the sprite ... 's sprite type is an RB (right border type). The draw function ... be LB type since LB sprite draw functions know that they are ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... ._sprdrawftbl ; table of sprite draw functions indexed by type
    sprite draw functions for the ... ._sprdrawftbl ; table of sprite draw functions indexed by type
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... that SP1 takes to draw one 8x8 pixel sprite character. This figure ... is because these draw functions do not software rotate sprite graphics. NR ... type -- the MASK draw function will mingle the sprite graphics with what ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... void *draw; // +18 & draw function for this sprite char, depends on sprite type ... . A single sprite making use of multiple draw functions, on ... background. Since sprite type (and draw function) is a sprite character property ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... />
    ._sprdrawftbl ; table of sprite draw functions indexed by type

    The only sprite draw function we'll be using ... used SP1Mask2RBData to draw the last sprite column. This draw function knows ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…

    For sprite-routines, Derek Smith has ... As for erasing you old sprite... If your routine uses XOR ... to put the sprite on the screen, drawing ... background, and then the sprite again on top of it ... back-buffer to draw the background and the sprite into, and ...
    bobs bobs May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... pixel placement of the sprite. By adding the relative ... distance between the unshifted sprite frame address and the ... use to "e_offset", the sprite draw functions will use the pre ... sp1_IterateUpdateRect() is removed from the sprite engine.

    ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... of update structs queued for draw (MSB = 0 if none)
    draw sprites and tiles are always ... its logical coordinate system. A sprite moving right out of logical ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ...
    ; * d4f5 - d4f6 SP1.LIB sprite draw function table (indexed by type ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • MAME on the Spectrum?Yes, I know it's currently AY's job to make ludicrous posts (a position he's filling in very well, until TKRAP returns), but just out of interest, if…

    ... to track changes as the sprite-based machines like Pac-Man ... to hook the routines that draw to the display, but that ... , better graphics and sound). I draw up to 6 sprites, but ...
    obo obo May 2006 Emulators
  • Wide sprites in SP1 + Z88DKThe calls to sp1_CreateSpr(); and sp1_AddColSpr(); seems to have changed. Could someone please offer help in how to create a wide (wider than 16 pix…

    ... (wider than 16 pixels) sprite (preferably starting from SevenuP) ... into the draw table to select a sprite draw function for ... used sp1_SprId2Type() to convert from sprite ID to integer index). ... , $ff, 0

    ; sprite definition

    ._col0
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…

    ... very large (and non-moving) sprite?[/QUOTE]

    Ah ... thing you can do is draw the screen$ yourself with ... that it will not draw to those parts of ... cell[/I] in a sprite has a struct_sp1_cs created for ... entire screen$ a LOAD sprite, that would be 32x24 ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
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