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<1…12131415161718…34>
  • TZX format updateHi folks. Following the private communication with Andy I would like to start a discussion on changing the TZX format to reflect new needs and improv…

    ... /> Should we decide that we want to go the other way, here are ... I have understood - which might be wrong due to my fever ;) - ... respective polarity and durations, which the Supertape loader will decode ... supported loaders for which it is able
    to, but with ...
    Luca Luca February 2004 MIA/STP/SDP
  • Chuckie EggHi peeps, a long time ago I wrote the original version of chuckie egg on the speccy. I've just heard about this board and was told I should say hello…

    ... your kind messages :)

    To answer a some questions...
    way to going bust.

    Swainy ... Miner too! I hate those pixel-to-pixel checks.

    jonathan, ... at least part-designed CE which really made me angry. I ...
    spot5050 spot5050 March 2004 Games
  • 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 …

    ... -- this way there is no need to use only bright to identify platforms ... a single byte or integer to identify which state (zone) the ... (not in the pixel boundary anymore), which comes at a cost ... movement (left/right/jump) to determine which new zone he enters. ...
    Alcoholics Anonymous Alcoholics Anonymous March 2004 Development
  • UDG/sprite HelpRestore 5: For N=20 To 21: Read G$: For R=0 To 7: Read B: Poke Usr G$+r,b: Next R: Next N

    ... Russell Marks' zMakeBas utility, which is the standard .bas ... br /> [/quote]
    Which is exactly what should happen ... a bit. I may decide to include 128k compatibility in ... it too) which I really would hesitate to do. It ... it's got a long way to go yet.

    Dunny Dunny April 2004 Sinclair Basic
  • T.I.M. - A New Interlace - Demo for DOWNLOADHere's something that's been in the works for quite a while ( mostly in my head ) and recently I've aquired assistance to help it come to fruition. …

    ... i'm trying to think of a way to have the backgrounds without ... them.

    one way would be to have the balls have ... cell, if we want to keep the pixel data and allow colour ... *1 row will change colour, which is not as bad as ...
    Sadako Sadako April 2004 Development
  • TommyGun - Utility ... what's going on...For those interested, Tony has been busy lately and unable to put as much time into TG as he'd like. He also has a child on the way soon. He told me…

    ... are 5 mini-plugin types which are Palette, ImageType, Tool, ... frame buffer. The plot pixel function will invalidate the image ... Well it gives us a way to develop tools for game resources ... is really trying to make a platform independent way to develop games ...
    Kiwi Kiwi August 2004 Development
  • need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …

    ... the xcoord. AND 7 to find pixel position and multiply by 96 ... instance, the easiest way to speed it up is to remove some loops ... /> In my own sprite routine, which is for 16x16 sprites I ... 7. This will tell you which line of a character square ...
    dmsmith dmsmith August 2004 Development
  • 3d Code... simple Anyone know where I can get some examples of 3d routines written in basic... I`ve done some googling, and come up with some source for PowerBasic or…

    ... percent of people refuse to even consider throttling ... lived in a commercial way nowadays - then they would ... world moving about and decide which part of it was ... want code to help me draw scenes, which I can ... to do some really cool vector animations in this way, ...
    CKay CKay September 2004 Development
  • I would like to write emulatorHi guys, I'm new to this forum but I realise that you must get loads of posts from people asking "how do I write an emulator" so I'll try and be spe…

    ... the value in register C to register A).
    ... /> Now, 68 + 239 = 307 (which can't be represented in ... /> However, 68 + (-17) = 51 (which is 0011 0011). Now these ... my emulator is when to decide that the 'left over ... the emulator the wrong way? Should I store ...
    MadDoc MadDoc September 2004 Development
  • I would like to write emulatorHi guys, I'm new to this forum but I realise that you must get loads of posts from people asking "how do I write an emulator" so I'll try and be spe…

    ... However, 68 + (-17) = 51 (which is 0011 0011). Now these ... my emulator is when to decide that the 'left over ... determines what the value is to the z80.
    ... It's up to the programmer to interpret the result ... doing unsigned arithmetic. Either way, the Z80 doesn' ...
    AndyC AndyC September 2004 Development
  • Why relativly bad colour on Spec compared to other 8bit?Why relatively bad colour on Spec compared to other 8-bit machines like the Master system or even c64? I understand the 8x8 block that you could hav…

    ... done on 48k Spectrums, which many said wasn't possible ... game this way but it would have to be to a minimum ... had thought of a better way to do it quite some time ... - so i've heard ), which is referred to as FLI, or something ... is 8*1 and any pixel in this row of 8 ...
    Sadako Sadako September 2004 Games
  • Basic info about platformers...I have run a search for an answer to this question and haven't found quite what I was looking for so I thought I would pop a post on here... What ar…

    ... />
    One of the simplest way to do collision detection is by ... a RECT attribute within itself, which will act as it's ... for each of the sprites, which you'll use subsequently for ... pixel overlap tests to actually fine tune the collision. The usual way is to ...
    Arjun Arjun October 2004 Development
  • Announce: EmuZWin 2.5 Release 2.2 Post-FinalEmuZWin Version 2.5 Release 2.2 post-FINAL (16-Oct-2004): [-] A small pause added between TAP blocks while loading tape from .TAP image (otherwise s…

    ... thing though :
    To work on Cybernoid II ( which unlike other still ... WIP games I am going to finish ... in 8x8 pixel sqare.
    Unfortunally there is no way to cut and ... /> Therefore there is no way for me to cut and copy that ...
    Arm73 Arm73 November 2004 Emulators
  • BitTorrent - some questionsOk, I've heard quite a bit about BitTorrent now and have read up some stuff on it, but I still need some answers on this one. Since many specchums se…

    ... the whole way Bittorrent works, and that you are supposed to equally ... uploading. Unless you opt not to upload which isn't nice. In ... short - it won't be the fastest ... download source you find.

    I use Azureus which ...
    Collie Collie November 2004 Sinclair Miscellaneous
  • BitTorrent - some questionsOk, I've heard quite a bit about BitTorrent now and have read up some stuff on it, but I still need some answers on this one. Since many specchums se…

    ... /> Because of the whole way Bittorrent works, and that ... you are supposed to equally share what you ... Unless you opt not to upload which isn't nice. In ... short - it won't be the fastest ... had no effect whatsoever to the download speed of ...
    The Starglider The Starglider November 2004 Sinclair Miscellaneous
  • BitTorrent - some questionsOk, I've heard quite a bit about BitTorrent now and have read up some stuff on it, but I still need some answers on this one. Since many specchums se…

    ... /> Because of the whole way Bittorrent works, and that ... you are supposed to equally share what you ... Unless you opt not to upload which isn't nice. In ... short - it won't be the fastest ... . The best way to do this is to upload and share ...
    Collie Collie November 2004 Sinclair Miscellaneous
  • 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…

    ... you are drawing a sprite which is not TRANSPARENT, I've ... with a fixed "y" coordinate which is a multiple of eight ... column (nor the 7 blank pixel rows above each column). The ... the colour. An easy way to gain access to these pieces is by ...
    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…

    ... sprites and graphics primitives. Every pixel can be any colour. ... mean adding native support for pixel*pixel scrolling? Whoah man - that ... I manage to add paging to a splib2-driven engine, which I ... think it is the better way to achieve fast and tight results ...
    na_th_an na_th_an October 2005 Development
  • New CEZ GS game: COLUMNSFinally we've finished it!! After a long time coding, making graphics, musics and testing (as you could view in the forum if you know spanish -sorry-…

    ... colours.

    Partly due to the chequered pattern in the ... blocks (makes it hard to distinguish the pixel colours) and the use ... . :)

    A way around this is to use different shapes in ... , or let the user choose which colours the game uses, etc ...
    Fil Fil October 2005 Games
  • 1984The views expressed in this forum may not represent my present views.

    ... - or brain-damaged in some way.

    Does all this ... neccesity, without which we would never be able to decide anything and end ... sight of the wider truth, which is that this person's ... failed in some way.

    You can choose to execute people ...
    woodcock88 woodcock88 November 2005 Chit chat
  • 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…

    ...
    - The 1-byte definition which is graphics only (no mask ... of each sprite column, which could be inserted by ... like regular sprites are, to pixel precision. The same API function ... selecting options. An easy way to locate already published instances of ...
    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…

    ... pixel buffer and a single byte attribute buffer, which is then copied to ... " contains a pointer to the 8x8 pixel graphics occupying its square ... are implemented as plugins. That way I can support any sound ... machine support its the only way to go.
    I feel ...
    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…

    ... . A naive way to do it is just to copy and paste ... function (move a sprite to a pixel position), the linker will ... calls the asm function "SP1MoveSprPix" which calls another asm function "SP1MoveSprAbs ... a standard means to share code which I think z80asm ...
    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…

    ... out of the way, it's on to the fun. ... create ten masked 16x16 pixel sprites and move them ... the best way to go about things is to dive into ... declared in assembler to gain access to those assembler names ... "SP1_ID_***", a portion of which is shown in the code ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • IDE InterfaceHi all, I've found a diagram for an 8-bit IDE interface...[url]http://www.zxplus3e.plus.com/interface.html[/url] It looks nice and simple and, if I…

    ... capacity, what is user's to decide is it too much waste ... one (!), but which will work in memory mode, which allows 8-bit ... />
    CF card is that which has so called 'true IDE ... chips. However, maybe is better way to find someone with GAL programmer ...
    piters piters April 2006 Hardware
  • 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…

    ... initially created with a call to sp1_CreateSpr() which would attach the first ... on the right. Drawn this way, 3 characters wide, the sprite ... sprite characters we have to add to accommodate pixel precise placement of the ...
    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…

    ... using a software rotater to get pixel-precise placement of sprite ... needed -- this way your program only has to keep the initial ... -rotated sprites at all. Which means we don't need ... 7 blank pixel rows above it to accommodate vertical pixel placement. Normally ...
    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…

    ... an offset for vertical pixel placement of the sprite. ... is sp1_PrintAt() which prints a single character to a specific ... the only way to stop SP1 from drawing to certain areas ... less flexible than sp1_RemoveUpdateStruct() which can remove individual characters ...
    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…

    ... what i have, which I'd like to post here for ... comparison and comment:
    (by the way ... br /> ld a,(shipy) ;calcuate pixel row from shipy value
    to loop through this whole ... from 7 to 8, moves it to the first pixel row of ...
    48K 48K 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…

    ... is the block memory allocator, which has already been used in ... for quickly modifying them to move by pixel or character amounts. Again ... have been changed in some way from splib2, either rewritten or ... and cpc-plus along the way too.

    So that ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
<1…12131415161718…34>

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