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How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…
... of RAM for IM2 table, stack, back buffer etc. This is ... , so the loaded game (including screen$) falls well short of 65535 ... and data immediately following the screen. -
How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…
... of RAM for IM2 table, stack, back buffer etc. This is ... , so the loaded game (including screen$) falls well short of 65535 ... and data immediately following the screen.[/QUOTE]
I rather ... bytes are enough for the stack. Off to experiment.... -
Games Club Reborn WC 23/1/12BIG thanks to Morkin and the rest of the wossers for resurecting this old but still fun idea. for those of you who weren't around, and those who did…
... either..
[QUOTE=Jumping Stack;597586]How the heck do ... you?
[QUOTE=Jumping Stack;597586]Well, I have mastered ... (yes, pretty much the first screen!) seems to be tricky to ... -
How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…
... you need for the stack, and place a magic ...
To size your stack, fill the stack space with a constant ... everything, then inspect the stack space to see how much ... br />
Edit: The stack is probably one of the ... or reducing sprites on screen, for example. -
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... the question about corrupting the screen when restoring, unfortunately this is ... will be on the stack) and leave the screen intact.
screen, but it's a bit ... -
2011 Best Spectrum gameOk, here we go now...all the games (I hope so) covered in the poll, maximum (or recommended) 3 votes for each person (I am sorry!, do not complain la…
[QUOTE=Jumping Stack;598808][B]Dingo[/B] - Although ... the inspiration I think. Loading screen of the year from the ... -
2011 Best Spectrum gameOk, here we go now...all the games (I hope so) covered in the poll, maximum (or recommended) 3 votes for each person (I am sorry!, do not complain la…
[QUOTE=Jumping Stack;598808] Loading screen of the year from the few I've seen[/QUOTE]
Wowsers! Thanks! :) -
Games Club WC 30/1/12after last weeks highly succesful albeit painfull games club. we now enter week 2. for those who missed the last one, please pick one of the games…
[QUOTE=Jumping Stack;599594]Oh, yes, it ends. ... celebrated?[/QUOTE]
blank screen with the linetext: "congratulations!"
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…
... were ld'd onto the screen so flicker not an issue ... and deleting sprites using the stack pointer so di essential, then ...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…
... likely a simple RET for screen draw timings to begin with ... />
I then set my stack pointer to 0 (so the ... storage, so long as the stack doesn't grow too big ...A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... output STACKPTR=53248 // place stack at $d000 at startup ... 2, 28, 20}; // full screen - border
struct sp1_Rect ... 0, 0, 32, 24}; // full screen
// ...
// Refresh the whole screen
void drawmap()
{< ...Game Club WC 26/3/12some games dont vote for all three of them again, some people are trying to buy the collection. Grand Prix Circuit - Accolade Inc Witchfiend - S…
[QUOTE=Jumping Stack;613212]Well, after finishing Deep ... money on it knocking the screen tall flower for 6 so ...Multicolour demo using z88dk + BIFROST* (+source)This is just a demo to show how to show multicolour using z88dk, using the BIFROST* engine (more info [URL="http://www.worldofspectrum.org/forums/sho…
... linkage that does not require stack clean up following the call ... )
; de = char *delims
; stack = char *s (start of token ... be customized for a different screen configuration or memory map.
28-character wide multicolour(ish) on 48k SpectrumLong-time lurker here... I've always been interested in rainbow effects on the 48k Spectrum, mainly from a perspective of "Just what [I]would [/I]ha…
... came across for the title screen in [I]Buzzsaw+[/I] is ... carry forward by writing the stack pointer into your next LD ...Games Club WC 9/4/12Xenophobe - Micro Style Worm - Sinclair Programs Luna Rover-Data Design Systems oohhhh some goodies there
[QUOTE=Jumping Stack;616827]Looks a good game ... such a small area of screen. I remember playing the arcade ...Things to ponderJust some questions that have tugged at my curiosity recently, and since I'm stuck here sorting out a laptop (gorgeous Saturday, tons of things I cou…
... ), and always has a viewable screen area of about five lines ... 've heard of, and a stack you've never heard of ... than two thirds of the screen, EVEN THOUGH THE PERSON HAS ...Byte-order backbufferThis is a tool for Z80 coders who wish the Spectrum screen had a serial layout. It runs as an interrupt mode 2 service routine and uses POP and PUSH …
... to the use of the stack, the screen is drawn from the ... the screen
ld hl, $ + 9 ; set return location (no stack ...
bitmap:
incbin "screen.bmp" ; 6144 bytes of in ...
attributes:
incbin "screen.atr" ; 768 bytes of attributes ...What the...![url]http://www.captive-media.co.uk/product-overview/[/url]
[QUOTE=Jumping Stack;624261]I don't think touch screen is an option. These are controlled by 'stream'.[/QUOTE]
Yes, brings a whole new meaning to "streaming media"007 gamesAnother poll to kill time! ;-) This time, 007 games for the ZX Spectrum. Which is your favourite? By the way, do you like James Bond films? your fa…
[QUOTE=Jumping Stack;271306][B]Octopussy[/B]
< ... ://www.worldofspectrum.org/showscreen.cgi?screen=screens/in-game/o/Octopussy ...How to create .TAP that loads into high memory banks?I want to create a program that uses the extended 128k memory, the banks that can be switched into the 0xc000-0xffff area. For the simple stuff I've…
... CLEAR 32767
20 LOAD ""SCREEN$: REM if you have a ... loading screen, load it
30 POKE ... messages won't mess the screen
40 FOR n=0 ... screen, and the block size should be so that the stack
How to create .TAP that loads into high memory banks?I want to create a program that uses the extended 128k memory, the banks that can be switched into the 0xc000-0xffff area. For the simple stuff I've…
... loading screen, and the block size should be so that the stack ...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 …
... engine. It uses the stack pointer to scroll a buffer ... dump the buffer onto the screen. All nice and fast ... the sprites on the screen to avoid doing it ... the buffer to the screen and then put sprites ... transfer a buffer to the screen then mask sprites onto the ...
