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The story behind Starglider...The latest update to The Bird Sanctuary includes the story behind Argonaut's classic Starglider game, plus a few other tributes and the usual little …
The latest update to The Bird Sanctuary includes the story behind Argonaut's classic Starglider game, plus a few other tributes and the usual little updates here and there. -
Emulator w/ "raster scan" position infoHi, Sorry if this is common knowledge or something - I seldom use emulators. Is there a Speccy emulator with a single-step debugger that will allow …
... to (visually) know where the raster beam is at any given ... -
ZX Evolution -- contended memory and raster emulationFresh bleeding update for [url=http://www.nedopc.com/zxevo/zxevo_eng.php]ZX Evolution[/url] [url=https://code.google.com/p/pentevo/source/list]Baseco…
... /source/list]Baseconf[/url] -- raster and ULA contended memory emulation ... both 15kHz or 31kHz raster and cycles through pentagon-& ... 60Hz->48k->128k raster modes. Single stroke changes ... /> Gasman: for some help with raster/contended memory
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New Windows Spectrum Emulator: CSpect V0.2 ZXSpectrum emulator by Mike DaillyNew Windows Spectrum Emulator: CSpect V0.2 ZXSpectrum emulator by Mike Dailly (Found on SpecNext Facebook-Page) Info and Download (=klick "CSpe…
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Whats working?!??!
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Raster line reporting via registers 30 ... /31. No raster interrupts currently (soon)
bit 4 = Layer 2 behind Spectrum screen
bit 6 ... -
New Game: Behind Closed Doors SevenNow available from Zenobi Software... yet another conversion to 8-bit formats of one of John Wilson's new Adventuron games... this time it's Behind C…
... games... this time it's Behind Closed Doors Seven... http://www ... . Like all of John's Behind Closed Doors games, it's ... -
On 48k, can I copy 4k before next screen updateFollowing on from my thread at [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=6423&forum=11"]http://www.worldofspectrum.org/forums/v…
... track of where the raster is. In another post ... This order crosses the raster back and forth and you ... you will be updating behind the raster so that the result ... the copy before the raster is again at 16384. ... to finish before the raster catches up and creates ... -
Wanted: Code to wait until Border has been drawnWhen my IM2 interrupt fires, I want to wait until the ULA is past the first line of display before drawing. I know I need to wait about 14300T after…
... 'll be updating the screen behind the raster even if jitter is ... each task 'knows' where the raster is. For smooth updates, the ... scheduled such that they execute behind the raster position of the portion ... -
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…
... graphic would be 1 frame behind the actual action.
[/quote ... draws to sync with the raster in order to eliminate flicker ... -
The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... of some background elements and behind others. Sprites on the c64 ... can sync yourself with the raster and fiddle with the sprite ... -
How does interrupts work?I am a little confused regarding the interrupts on the Spectrum. If I have some hundred bytes of machine code started with, say, [B]RANDOMIZE USR 300…
... be mindful of where the raster is. There are two ... . Only draw while the raster isn't drawing the visible ... you to the time the raster is in the top ... of where the raster is and always draw behind it. That way ... an eye on where the raster is before deciding to ... -
Games with Parallax ScrollingI loved that effect. It gave a false depth to the game.. To me a game with parallax scrolling was a better game. How wrong I was.. anyway, a list of…
... would haven't needed much raster time. I'm pretty sure ... to simply obscure the scenery behind it.
The effect ... -
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... pipeline was a 4 stage raster pipeline.
MIPs CPU ... , i.e. whether it is behind an object previously rendered to ... -
Framerate of Spectrum gamesI was reading a bit about framerates in modern games and it got me wondering about the Speccy. First off I'd hoped to find what framerate my old gam…
Framerate of Spectrum gamesI was reading a bit about framerates in modern games and it got me wondering about the Speccy. First off I'd hoped to find what framerate my old gam…
... , Mikie doesn't) - always behind the 'raster'.
Draw Sprites
raster. I'd been too busy ... or redraw the background just behind the raster, then draw your (vertically ...Game Boy Advance EmulationI've finally got myself a GBA flash cartridge and programmer. I've put ZXAdvance on it and I like the setup. Mildly disappointed that it doesn't ha…
... sprite redraw starts off just behind the raster on one frame, and ... tries to finish before the raster catches up in the next ...Game Boy Advance EmulationI've finally got myself a GBA flash cartridge and programmer. I've put ZXAdvance on it and I like the setup. Mildly disappointed that it doesn't ha…
... sprite redraw starts off just behind the raster on one frame, and ... tries to finish before the raster catches up in the next ...Real Spectrum screen flicker with SCREEN$I've written a basic loader to simply do a 'load "" screen$' based video from a divide+ however I'm finding the Spectrum can't render a screens and a…
... should then sync with the raster and wait around 15000 T ... states for the raster to pass the first character ... to bottom, always staying behind the raster. This will give almost two ...Games programmers playing other gamesI've always wondered what it was like for programmers of the Speccy when they played games from other companies/developers. Would they sit and analy…
... /> they were also the company behind colditz and driving force on ... looking thru TMR's "thermal raster bar" routinue.hehe
raster time or in some cases ...Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
... the screen memory hiding it behind the blank attributes, you can ... in two sequential frames, first behind the beam and then ahead ... the likelyhood of tearing". The raster draws the screen one line ...New thing for Spectrum 48 with AYHi. There is a new prog for ZX48+AY: [url]http://pouet.net/prod.php?which=56765[/url] (including Wolfensietin 3D engine). [img]http://pouet.net/sc…
... .
The main ideas behind it are XOR-fill (common ... set of points intead of raster columns, a lot of interpolation ...Most colourful games?I just played [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0001563]Earth Shaker[/url] and am fairly dazzled by the overload use of colour (t…
... have 8 hardware sprites per raster on the C64. These sprites ... they are supposed to appear behind. Take a look [url=http ...Wolfenstein / Doom for 48k SpectrumHi, is there any game / demo of this kind that runs on 48k machines? Thanks.
... a texture column as a raster, it stores textures as set ... column of a sprite is behind or above a wall, and ...Screen routinesHello. For my games I?m using the sprites routine method of a screen buffer and when I finish to print all the sprites I dump all the buffer in the …
... or copy the scenery just behind the raster that is drawing the ... see it happening. You trail behind the TV rendering, but then ...Screen routinesHello. For my games I?m using the sprites routine method of a screen buffer and when I finish to print all the sprites I dump all the buffer in the …
... or copy the scenery just behind the raster that is drawing the ... see it happening. You trail behind the TV rendering, but then ...Pixelwise scrolling sideways - how many ways to do it?Not that I need to, but I've been wondering if there's a good way to do this that I haven't considered. Scrolling [B]pixelwise [/B]vertically is "ea…
... back buffer to the screen behind the raster and the sprites are ...Disable interrupts?Well, I've read the bits from the David Webb book about interrupt modes and (vaguely) appreciate the principles behind having a vector table, after r…
... start copying data to it, behind the raster.
If you didn ...Disable interrupts?Well, I've read the bits from the David Webb book about interrupt modes and (vaguely) appreciate the principles behind having a vector table, after r…
... start copying data to it, behind the raster.[/QUOTE]
That ...A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... to "synchronize with the raster beam". But I agree ... s exactly the design principle behind the BIFROST* ENGINE. It ... perfectly with the screen raster beam to eliminate all interrupt ... difference between the design principles behind ZXodus and BIFROST*. As ...Screen routinesHello. For my games I?m using the sprites routine method of a screen buffer and when I finish to print all the sprites I dump all the buffer in the …
... , is this the drawing behind the raster thing? My screen copy routine ...
