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What if there was no memory or space limitation?What if there was no memory or space limitation? We've had topics about the limitations of the Speccy's hardware, topics where we discussed how good …
... ended running out of memory :)
Had to start using overlays...[/ ... Hi Encarnado,
If memory serves though your 1MB PC ... had a flat memory model all the memory was available apart ... from that used by the OS and screen ... -
Abbaye des morts[url]http://www.locomalito.com/juegos_abbaye_des_morts.php[/url] Looks like Spectrum, sounds like Spectrum, but it's not a Spectrum ('cause no colou…
... that in order to be able to write to the secondary screen on RAM7 ... sprites [B]used in current screen[/B] should be beneath $C000 ... anywhere in memory, placed to page#2 on demand while switching to another screen. -
Un-named AGD 3 gameI've been playing about with (and learning a lot about) Mr. Cauldwells excellent AGD 3.0 today (being off work with shot knees has given me a lot of …
... player starts in screen one (0) obviously, and exiting to the other ... the third, you can get to screen two, but not the first ... you can get back to screen 1 from screen 2. Just not when ... can't move right. Moving left exits to the previous screen, but the ... -
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 …
... not optimal but working is to have 2 buffers :)
2) copy scrolled background to the 2nd buffer
to both bufers at the ...
4) copy 2nd buffer to screen
It is one ... uses a lot of memory but flickering sucks so ... -
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 …
... not optimal but working is to have 2 buffers :)
2) copy scrolled background to the 2nd buffer
< ... br /> 4) copy 2nd buffer to screen
It is ... uses a lot of memory but flickering sucks ... investment of time and memory though (especially if ... -
Outrun Europa - In colourAre there any coder's willing to see if we can put the colour into this game as originally intended?
... the routine which copies them to screen, just in the last ... routines buried deeply in the memory but never called.
... attribute into playing area screen attribute memory. And what? It ... will break into debugger when screen memory is overwritten.
Outrun Europa - In colourAre there any coder's willing to see if we can put the colour into this game as originally intended?
... the routine which copies them to screen, just in the last ... routines buried deeply in the memory but never called.
... attribute into playing area screen attribute memory. And what? It ... will break into debugger when screen memory is overwritten.
In Java for ZXHi All I am glad to notify you that I have opened the sources of my J2Z80 translator (0.1 version) which allows to use Java toolchain to generate Z8…
... (use shadow memory for this and image?)
Graphics (to draw the ... images or pixels directly to screen)
Math.Random (I ... a sufficient equivalent to C++'s delete (to make detection easier ... it allow some basic optimization to decrease code size and ...yeah x 0.0.2first: [URL="http://www.yeah-unix.org/downloads/yeah_0.0.2.tar.gz"]the goods are at - http://www.yeah-unix.org/downloads/yeah_0.0.2.tar.gz[/URL] aft…
... print routine) it prints to screen whatever it finds on that memory location.4116 replaced by 4164 - "Noisy" paper?After I replaced my 4116's with 4164's and hooked them up to +5V, disconnected -5V and +12V, I have what looks like vertical lines in the paper, like…
... impedance of the 4164 memory compared to the 4116. Similar kinds ... sufficiently low (or upper memory's output impedance is sufficiently ... area of the screen. Sinclair just used resistors to separate the ... will cause CPU writes to lower memory and the ULA fail ...Multi-sized character screen driverFollowing on from the thread on [url=http://www.worldofspectrum.org/forums/showthread.php?t=24618&page=14]character output routines[/url], I've dug o…
... like the holy grail to me. I did eventually ... screen. With 64 column, you could use the DAA-style rotation to move ... It must be possible to make it faster than ... />
One thing to consider is processing two chars ... and writing two chars to screen together.GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... of bytes of pixels to write to the video memory. Let us assume ... that I want to draw a ... suppose it depends on the screen resolution.
Same ... then blit entire affected rectangle to screen. I also like the idea ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... of bytes of pixels to write to the video memory. Let us assume ... that I want to draw a ... suppose it depends on the screen resolution.
[/quote]
< ... then blit entire affected rectangle to screen. I also like the idea ...Tapes and SimcoupeNo idea where to post this. :-? , as it is and it isn't, well sort of. :oops: Can't seem to get tapes to load into SimCoupe, despite my best efforts…
... /> Interesting to note the way its loaded into screen memory compared to the speccy ...T-States?Can anyone point me to any good reading (or summarise) that will explain exactly what a tstate is? At the moment for me, tstates are a useful gauge …
... the clock fed to the z80 and determines how fast the z80 ... will make the circuit as fast as possible, on average). This ... z80, macro tasks like read to memory, write to memory, acknowledge interrupt, etc, are ...T-States?Can anyone point me to any good reading (or summarise) that will explain exactly what a tstate is? At the moment for me, tstates are a useful gauge …
... tells it to. If it then needs to write a result to memory, it ... may take another 3 ticks to do so ... the clock runs too fast, things start to break down. The processor ... might send a signal to the memory, then cut it off ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... s hard to have to swap memory banks to have a high resolution screen in ... 1982 they were planing a memory expansion on their Spectrum clone ... Timex was planning a external memory expansion (the Bus Expansion Unit ... RAM.
Also you have to think that the 2068 is ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... s hard to have to swap memory banks to have a high resolution screen in ... it needs to draw a character, scroll the screen, or clear ... a lot of RAM to steal from main memory the display. The ... Timex solution was to have 'sideways ...UDG in AssemblyHow do you create User Definable Graphic and move it around the screen? In C64 its as easy as: [code] SPRITEENABLE = $d015 SPRITEPOINTER = $07f8 =*…
... the same routines used to print letters) but ... letter but you can point to any other graphics.
to screen memory. There is not any ... 32x24, a bit similar to text mode. Drawing ... you'll have to learn the Spectrum screen organisation. It ...WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... a number of titles fast would be to have a series of ... />
Title menu
Configuration screen
****main game****
[INDENT ... it possible for many people to have worked on the project ... instruction manual and a title screen and instead of say a ...Games that could be better off with a 7MHz CPUI've just reviewed Kung Fu Master for the Spectrum, as I remember it as a very poor conversion from the arcade. Then it just ocurred to me to raise t…
... Coup? it was always interesting to see games running faster. I ... MODE 1 (speccy screen mode) had extra memory contention to cripple the processor ... to keep it more in ...Games that could be better off with a 7MHz CPUI've just reviewed Kung Fu Master for the Spectrum, as I remember it as a very poor conversion from the arcade. Then it just ocurred to me to raise t…
... MODE 1 (speccy screen mode) had extra memory contention to cripple the processor ... to keep it more in ...Assembly game programming on ZX how-to?Hi. I'm planning to build and release new software for the Speccy but I'm pretty lame as to handle its hardware despite a good mastery of Z80 assembl…
... you need to understand is the organization of screen memory and the ... if you need to draw anything on a screen (sprite, pixel, ... you'll be copying bytes to screen memory area which is fixed at ...
This organization of this memory is quite unobvious and awkward ...+2 (Grey) S-video?I have a pretty good Composite/S-video to VGA adapter that does a nice work of running my retro machines on an old LCD screen. However, it looks best…
... good Composite/S-video to VGA adapter that does ... machines on an old LCD screen. However, it looks best ... The reason why I want to use Svideo is simply because ... RGB to VGA adapter that is fast enough etc. to do ... design work still needed to make this idea work, ...Department of Culture - Consultation on Tax Breaks for Computer Games IndustryI see that the Department of Culture have now started the consultation process on how tax breaks for the computer games industry should work. See [u…
... and computing systems before they move on to all the modern theories ... games in just 1K of memory, compared to modern systems which tend ... times that much memory!). It also encourages youngsters to lean unique program ...Mini scroll routineI'm looking for a routine that scrolls a small section of the screen downwards and replaces it with nothing, 2 x 2 charcter blocks to be precise, to …
... contents of B for different screen sizes.
If ... useful if you ever want to move to sprites, it's worth spending ... EVENT! call here once to do whole screen
ld hl,16384 ... something similar but uses a screen address table and manipulates the ...Next Castle 2012 Party AnnouncedOkay, I've just found out that Newart has posted [URL="http://speccy-live.untergrund.net/2012/10/next-castle-party-%d1%81%d0%bf%d0%b1-03112012/"]this…
... 's also allowed to use additional ZX Spectrum memory up to 128KB, as ... on keyboard or joystick has to be used. An RZX playthrough ... of the game, to be shown on the big screen, is optional ... demo compos. That's yet to be asked, though.
smooth movement in basicWas trying to figure this out myself but i would like to be pointed in right direction now :-). How do I make something move in Basic without gettin…
... ://www.worldofspectrum.org/showscreen.cgi?screen=screens/in-game/t/ThroTheWall ... pad is ok and fast. Just trying to put horizontal movement into ...UDG in AssemblyHello there my fellow WoS'ers I am currently having a play with z88dk and PASMO and would like to have some fun with some UDG's so is there a tutor…
... 8 bytes and writes them to screen memory. It's a bit impractical ... to use A temporarily to do the addition). This gives you the screen ... copies from HL to DE, to draw the graphic on screen.
ZX Spectrum Light Gun - PROGRAMMINGAmongst some items I recently acquired was some information on the Spectrum Light Gun. Amongst this is a bit of hand-written paper which gives the i…
... telly the image has faded to black by the time the ... , it's just too fast for you to notice. On an LCD ... there being a mostly dark screen with a leading edge of ... it might work is to go back to the old console style ...
