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Bad Loading screens.All this Avalon and Dragontorc talk got me thinking about 'Sorcery' that was on the Softaid compilation. Then I had a glance at 'The Pyramid' [img]h…
... /showscreen.cgi?screen=screens/load/t/gif/TaffyTurner.gif[/IMG]
t assume or know the next ... state and it takes extra t-states(same as raster time ? on ... -
Buzzer sounds tips'n'tricksSo I have an ARM Cortex M3 with a buzzer connected to its GPIO pin. And because I read this forum I know that there is no need to add a separate buzz…
... to drive maybe one or two extra states. A much faster processor ... -
Buzzer sounds tips'n'tricksSo I have an ARM Cortex M3 with a buzzer connected to its GPIO pin. And because I read this forum I know that there is no need to add a separate buzz…
... /> ;...13+7+18+18=56 t-state in 7 bytes
t work after the second counter ... /> 6 bytes, 57 t-states. That 1 t-state doesn't really spoil the ... -
ReRun - Speccy OutRun done better[IMG]http://img.photobucket.com/albums/v661/Swainy_boy/outrundelux_zpsb772e8cd.gif[/IMG] Any takers? Smaller sprites, faster game.
... +2A has a few more T-states available thanks to its reduced ... -
20-column multicolour: a half-baked ideaI was writing an email reply to one Mr Jowett about multicolour routines, and in that way that explaining something to someone else makes you think "…
... done in less than 5K T-states, I'm sure it would ... -
20-column multicolour: a half-baked ideaI was writing an email reply to one Mr Jowett about multicolour routines, and in that way that explaining something to someone else makes you think "…
... delay from 0 to 3 T-states (or a lot more if ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... ;714355]Of course, I can't [I]prove[/I] that Sentient ... LD-BYTES) that it wouldn't be worth the risk.[/QUOTE ... , having a different number of t-states than the JR. -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... , having a different number of t-states than the JR.[/QUOTE]
t produce any ill effects. LD ... it it. So an extra T-state here or there in ... the code probably doesn't matter too much. This is ... -
20-column multicolour: a half-baked ideaI was writing an email reply to one Mr Jowett about multicolour routines, and in that way that explaining something to someone else makes you think "…
... viewport. Not sure how many t-states that would leave to do ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... /> ;; to allow for the extra T-states consumed by the
;; processing ... , but only just; it didn't work until I removed a ... -
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…
... achieved with RRD (has 18 t-states, uses A and HL)? Very ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... instructions can take thousands of T-states to execute. So it isn ... 't possible for an implementation of ... a beat: the tape doesn't stop moving, so several bytes ... longer than the number of T-states required for the LDIR. After ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... pulses are exactly 512 T-states long, and my one ... pulses, and they don't end up being exactly ... ones, but it isn't working. And since my ... absolute terms (notwithstanding the T-states required for changing the ... disappointed that I didn't get it right first ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... [/b]'s tapes, I don't much rate the chances of ... " WAV, and that loader doesn't use delay loops. I think ... the sampling loop, count the T-states it requires and try to ... -
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…
... line is executed, the T column the T-states that number of executions ... bytes, DI->EI = 16954T T bytes
1 * di ; 4 ... -
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…
... =u6c87;718065]Not always - doesn't that depend on whether the ... copy of the Zilog manual states JP always takes 10 Tstates ... the fastest code execution when t-states are important. -
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…
... odd or even number of T-states are needed at that point ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... , I noticed that it didn't work with Fuse's automatic ... , with a resolution of 26 T-states:
[CODE]
lp: inc ... /> [/CODE]
I don't think you can go faster ... gets you down to 22 T-states, but eats memory. Beware sneaky ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... I noticed that it didn't work with Fuse's automatic ... CPU core. I haven't yet tried it with my ... , with a resolution of 26 T-states:
[CODE]
lp: ... important to you (it wasn't to me until I realized ... of the loop, then didn't bother until the next edge ... -
Code execution logging/profilingAs revealed in [url="http://www.worldofspectrum.org/forums/showthread.php?t=41666"]this thread[/url], I'm adding support for reading code execution l…
... /> The second column is the T-states counter.
[code]
820B ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... /one edges last 583/1166 T states respectively. This loaded with no ... Starbike.
I don't think there's anything fundamentally ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... (well, 385/770/1155/1540 T states actually) so I think I ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... , though some do require more T-states than others. Each theme declares ... its T-state overhead so the loader ... -
Movin And A Groovin Horizontal Flip improvementOn the left is the flip horizontal portion from Andy Pennell'S excellent Movin' & a Groovin' machine code screen routines from Your Spectrum #19 (Oct…
... save another byte and 3 t states too thus;
[CODE ... -
Problem With POINT StatementHello everyone this is my first ever post, So firstly i'd like to say hello to everyone and secondly thank you to the admins for such a great site, …
And don't forget to make your first line "GO TO 2000" for initialisation, with your main game loop right after it. Got to squeeze out all those important T-States :)
D.
