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Horizontal Scrolling/Per Character gamesHello. Can anyone give me the titles of some Speccy games (preferably good ones, but I don't mind hearing about bad ones too) that scroll the playin…
... the screen every time from pre-shifted scrolled chunks of scenery. It ... a lot of memory on pre-stored pre-scrolled scenery blocks. Where ... -
Horizontal Scrolling/Per Character gamesHello. Can anyone give me the titles of some Speccy games (preferably good ones, but I don't mind hearing about bad ones too) that scroll the playin…
... the screen every time from pre-shifted scrolled chunks of scenery. It ... a lot of memory on pre-stored pre-scrolled scenery blocks. Where ... -
Some thoughs about fast scrolling on 128 modelPlease, consider this article as technically interesting concept not a proven algorithm. ONE The fastest scrollers use long sequence of PUSH inst…
... /> For horizontal scrollnig you need pre-shifted pairs of patterns for your ... as many as n^2 pre-shifted patterns. i.e. 2 blocks ... . 32 blocks = up to 1024 pre-shifted patterns, which could take up ... -
Scrolling by 2 pixelsWhat is the fastest way of scrolling a Spectrum screen line by 2 pixels left or right? When thinking about it I've come to this simple solution: [C…
The simplest solution, albeit a very memory intensive one, is to store everything pre-shifted in two pixel intervals and re-draw the image from scratch. -
The making of R-Type on the speccy book, free downloadBob Pape, the guy who wrote R-Type on the speccy has made his book, "IT'S BEHIND YOU: the making of a computer game", available for free download: [u…
... sets in memory - that contains "pre-scrolled" characters/tiles, and by ... , although it'd need eight pre-shifted character sets (which would need ... -
The making of R-Type on the speccy book, free downloadBob Pape, the guy who wrote R-Type on the speccy has made his book, "IT'S BEHIND YOU: the making of a computer game", available for free download: [u…
... , although it'd need eight pre-shifted character sets (which would need ... -
Another vertical scrolling questionwhile talking about w256 x h128 vertical scrolling, are 128k modes have any advantages over 48k models? has extra ram or swappable screen buffer any…
... 're using a lot of pre-shifted data, then it can be ... -
Rendering clipped glyphSometimes you need to render a glyph of arbitrary size to the screen. And clip it. For example: drawing a mouse cursor means combining drawing of a…
... would also store the cursor pre-shifted to pixel positions. You could ... , and you only need 4 pre-shifted sprites, not 8.
What would you do with four joysticks?Anyone got some inspiring ideas for four-player games, or twin-stick two-player games..? I can think of, for four players: [I]Warlords[/I] (Atari) […
... 12x12 sprites that can be pre-shifted 4 pixels sideways) plus bullets ... are solid so could be pre-drawn, or just done with ...Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
... very fast routine that prints pre-shifted sprites in only 2000 cycles ...Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
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Sprites are pre-shifted externally. I store in memory ...Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
... very fast routine that prints pre-shifted sprites in only 2000 cycles ...ZX Alien BreedNot sure if this has been mentioned already (I did trawl the threads but couldn't see anything :smile: ), but I've always hankered after a Speccy Ali…
... move 4-way, and are pre-shifted horizontally in 2-pixel steps ... . There is no need to pre-shift up/down looking aliens ... time, but made smoother with pre-shifting (sneaky).
The player ... -way movement, and is also pre-shifted horizontally. Again, there is no ...ZX Alien BreedNot sure if this has been mentioned already (I did trawl the threads but couldn't see anything :smile: ), but I've always hankered after a Speccy Ali…
... the back-grounds into the pre-shifted sprites, but this means there ...ZX Alien Breed - WIPI'm sure a lot of you have seen the discussion in the New Game Ideas area about a Speccy version of the classic Amiga game Alien Breed. I've been dro…
... is loaded. The sprites are pre-shifted 2 pixels at a time ...ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…
... might have four buffers, each pre-shifted 2 pixels further along. You ... blocks. You store each block pre-shifted in 2-pixel steps, then ...ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…
... have four buffers, each pre-shifted 2 pixels further along. ... . You store each block pre-shifted in 2-pixel steps, ... but I dont use pre-shifted blocks. I have a ... and I calculate the shifted number from one given. ... begin to think in pre-shifted blocks, but I don ...ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…
... screen eight ways, even with pre-shifted blocks. And some that managed ...ScrollsHello. Ive been working in scroll routines and I want to show you them. First, one vertical 2 pixels scroll routine with 13 sprites [youtube]D-T3…
[quote]Perhaps I have to begin to think in pre-shifted blocks, but I don?t know very well how to do it.[/quote]
Think outside the preshifted blocks!!Porting Blues Brothers CPC->ZX...just an ideaI've just watched a video of the CPC version of the Blues Brothers games by Titus [url]http://www.youtube.com/watch?v=6DOj-Ta3Ek4...Based[/url] on th…
... started those tiles could be pre-shifted to generate the remaining 3 ...Porting Blues Brothers CPC->ZX...just an ideaI've just watched a video of the CPC version of the Blues Brothers games by Titus [url]http://www.youtube.com/watch?v=6DOj-Ta3Ek4...Based[/url] on th…
... started those tiles could be pre-shifted to generate the remaining 3 ...Demo of multidirectional scroll 50fpsHello!!! Im working with scrolls, and I want to show you a demo of a posible game. It works at 50fps and can manage about 7 sprites in the screen w…
... horizontally.
Now you pre-load each of those combinations ... instructions to draw the appropriate pre-shifted animation into each position on ...Demo of multidirectional scroll 50fpsHello!!! Im working with scrolls, and I want to show you a demo of a posible game. It works at 50fps and can manage about 7 sprites in the screen w…
... horizontally.
Now you pre-load each of those combinations ... instructions to draw the appropriate pre-shifted animation into each position on ...Face-Off: ZX Spectrum vs. Commodore 64I found an old oldish, but very informed and interesting article on the ole Spectrum vs. Commodore 64 argument. The article explains the technical d…
... 's scrolls use 2-pixel pre-shifting, not 1, and because ... little extra memory. It's pre-shifted sprites that hog the most ...Frames Per SecondHow many frames per second did the ZX Spectrum run at? I've found games that are 12.5fps but Ive recently been informed some games were at 25fps ...…
... whole screen buffers just for pre-shifted scrolling.Buffer to screen - how much?[FONT=Calibri][SIZE=3]I am starting to build a new game and am researching different ways to accomplish what I need to do. My question is, is it poss…
... to draw four lines of pre-shifted parallax patterns in two bands ... really need to consider four pre-shifted buffers (as m'learned colleague ... (i.e. 16-bit words pre-shifted in four steps), but there ... fast horizontal scrolling comes from pre-loading 16-pixel-wide ...Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... more for all the objects, pre-shifted four times and drawn very ... uses 92 16x16 blocks, each pre-shifted four times in 2-pixel ...Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... about that scrolling routine, but pre-shifted graphics makes complete sense, and ...Megatree DevelopmentHi All, I have been messing around with developing a concept for the unwritten game Megatree. Here is a video of what I have so far written on a 48…
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Well the animation is pre shifted frames for the high res ... are the originals though, just pre shifted. I am just trying to ...Megatree DevelopmentHi All, I have been messing around with developing a concept for the unwritten game Megatree. Here is a video of what I have so far written on a 48…
... tree walking around with a pre shifted 4 frame animation. I had ...
