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Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…
... ) or 'Back Screen' to draw all the game action onto ... mem 25000d and this code sits right behind it ... />
Here's the code:
[CODE]
.org 31144
... reg in field locations
[/CODE]
Feel ... tricks to speed the draw-rate up for the ... -
Block RoutineHi Folks, I want to draw a block on the screen dependent on providing the X,Y,W,H values. I came up with the following: [CODE]100 LET l$=" …
... ,
I want to draw a block on the screen ... with the following:
[CODE]100 LET l$=" "
110 ... ): NEXT i: BRIGHT 0: RETURN [/CODE]
Anyone got a ... -
Change PAPER and BORDER colours from machine codeHow do you go about changing PAPER and BORDER colours from machine code? I've forgotten the system variables for border and paper.
How do you go about changing PAPER and BORDER colours from machine code?
I've forgotten the system variables for border and paper. -
Machine Code in 30 minutes - car gameWotcha folks, 30 years on and I'm still struggling with Machine Code. I'm going through the 30-minute tutorial on the Chuntey blog and it's all made…
... 'm still struggling with Machine Code. I'm going through the ... example Assembly is this:
[code]
ld bc,65278 ;read ...
dec l
dontmove[/code]
Unfortunately, there doesn ... me as I know the code works!
...you're ... -
ZXSpin plotIs there a way I can plot on ZXSpin?;)
Is there a way I can plot on ZXSpin?;) -
Help needed with a bit of code...My minds gone blank again I'm afraid, I'm having trouble with this routine that loads variables into memory then calls the corresponding routine. Th…
... /> Thanks in advance...
[CODE]ld b,3
ld ... 3 bytes prior to start[/CODE] -
πBacteria, Bare Metal emulador for Raspberry PiSorry, Google traslated text below ---- What is an emulator Bare Metal? It is an emulator that runs directly on the machine, no operating system beh…
... Where to download the source code? [url]http://sourceforge.net/ ... p/emuscriptoria/code/HEAD/tree/piBacteria/[/url] ... -O binary kernel.img
[/CODE]
... Metal Raspberry eventually will draw more emulators such people ... -
LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
How do you LOAD "" CODE from machine code?
... the ROM's LOAD "" CODE routine, nothing fancy headerless ... 16K worth of 128 code in bank 6?
[CODE]ld a,64 ; white ...
;LOAD 128 bank 6 code
;LOAD main ... -
Shadow Skimmer source codeI found a mention from many years ago (2002) about the author of Shadow Skimmer releasing the source code but the webpage not being available anymore…
... Shadow Skimmer releasing the source code but the webpage not being ... -
Podraz 4 codeHello, it might help to preserve the code required for playing [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0003790"]Podraz 4[/URL] somewh…
... might help to preserve the code required for playing [URL="http ... on the game page. The code is "ZSZZZSJVVNSJ" (the 4th direction ... -
Raycasting (3D Games!) with SpecBAS<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Here's one I wrote just recently. I wanted to see …
... hit something. When you do, draw a one-pixel-wide strip ...
And here's the code.
10 REM 3D ... Maze II - based on code by Lode Vandevenne20 DEGREES: SCREEN ... -
Code tags?Seems that [code] [/code] isn't supported anymore - what's the proper syntax?<div><br></div><div>D.</div><div><br></div>
Seems that [code] [/code] isn't supported anymore - what's the proper syntax?
D. -
draw single pixel in the borderI have problems with drawing in the border. I can get it to draw a line ,but it always becomes a line and not a single pixel. <br><br>rept 3580 <br…
... . I can get it to draw a line ,but it always ... -
Code tags againHi Foggy!<div><br></div><div>Got the code tags to work. Sort of. Turns out, if you paste in an announcement from any other forum, you have to turn on…
Hi Foggy!
Got the code tags to work. Sort of. ... 's two issues - you get code that's nicely monospaced, but ... a proper background to the code by using though.
D ... -
Buddy 0.1 demo[url="http://wischner.co.uk/downloads/app.tap"]The tape is here[/url]. Load it, then enable kempston mouse emulation, then reload it. [url="https://g…
... /tree/master/buddy"]The source code is here.[/url]
draw window, window proc, send message ... -
Code structureHi all, I'd be interested in opinions on the neatest way to do this. I've got a print string routine in which 0-31 are reserved for control codes, …
... byte can be another control code. So it means lots of ... -
Rom routine for pixel addressDear all, Having my bi-annual 'lets try machine code' project again and have come up with a problem with the pixel address rom routine at 8874. …
... bi-annual 'lets try machine code' project again and have come ... equivalent of PLOT 0,175 with the following code...
[code]ld ...
rst 16
ret[/code]
The book says ... -
is it possible to display code being loaded in a loader?hi, is it possible to display code being loaded in a loader?
hi,
is it possible to display code being loaded in a loader? -
New NIRVANA+ feature: wide tiles!The size of each bicolor tile in [b]NIRVANA+[/b] is 2x2 characters (16x16 pixels), like this: [img]http://i60.tinypic.com/mw358y.png[/img] [i]* M…
... need to erase it, then draw it again 2 pixels higher ... instructions to recompile the source code, or simply contact me and ... optimizations. The original routine to draw regular bicolor tiles is now ... -
RE: search and display all code snippetsI know you can search the games for source code, could there be a search option for the forums that pulls all the code snippets together and excludes…
... search the games for source code, could there be a ... forums that pulls all the code snippets together and excludes ... anything that isn't code unless its a reply ... to a code example or start of ... a topic that includes code? there must be so ... -
JSW2 does not ask for a code.I recently purchased a tape of JSW2 for myself, having lost my original ages ago. I have noticed that when loaded, the game skips the code request an…
... loaded, the game skips the code request and goes straight into ... -
Help With AY Music Program in BASICHi, last year I started writing a BASIC program for making and recording AY Music. I thought it would be easier than learning how to use Soundtracker…
...
850 REM *** draw musical keyboard ***
860 PLOT 4,1
870 DRAW 200,0
1265 PLOT 0,y
1270 DRAW INK 0;255 ... blank spaces.
1299 PLOT 184,104: DRAW INVERSE 1; INK 0 ... -
Euro 2016 Draw AKA The 'England Are Gonna Win' ThreadNow I know it's currently the 'in thing' to think the England footie team are overrated, overpaid, uninterested twonks, but thought I'd start a threa…
... start a thread as the draw is at 5.30pm (GMT ... -
Machine Code for Beginners - error?Dear all, I've picked rather old book called Machine Code for Beginners by Usborne.1983 There's an example inside which claims to print a messa…
... rather old book called Machine Code for Beginners by Usborne.1983 ... without knowing too much machine code, a quick glance over the ... code suggests it would do nothing ... -
Apparently ZXSpin pirated commercial code?Anyone know what this is all about? https://twitter.com/YourSinclairRRY/status/700696502948089858 [img]http://s29.postimg.org/inti6zoxj/twit.pn…
... to contain any pirated commercial code.
So anyone know ... -
Calling machine codeOccasionally I see on ZX computers (mostly the spectrum, but I think also the '80 and '81), how someone made their machine code and wrote the bytes i…
... how someone made their machine code and wrote the bytes into ... like this:
[code]PRINT USR 60000[/code]
If the ... can also do
[code]USR 60000[/code]
if you are ... sometimes see
[code]RANDOMISE USR 60000[/code]
Can someone ... -
Help! I'm learning Machine Code...Having decided to take the plunge and learn to machine code a while ago, I have started in earnest using the much recommended 'Mastering Machine Code…
... the much recommended 'Mastering Machine Code on your ZX Spectrum' by ... probably the first ever machine code program I have ever ... leave them out.
[code]
First instruction at 9C40 ... INC B
JP (469C)[/code]
When I enter ... -
Z80-Code Flow-Chart Analysing ToolHi all, when working on my current Speccy Project with Pasmo, i imagined, it would be nice to have a tool for analysis of produced Z80-Code on t…
... analysis
of produced Z80-Code on the Linux Commandline in ... of a large bunch of code this way would
lead ... -
Simple bit of machine code not working [SOLVED]ishHi all. It's late and I'm tired and I have no idea why the following piece of code wont display a little smiley face [code]ld hl,udg ld (236…
... why the following piece of code wont display a little smiley ... face
[code]ld hl,udg
ld ... ,126,126,66,60,24[/code]
I'm using ... -
Turning .src files in z80 source code into .tap files.Does anyone know how I might go about turning z80 source code in 5 .src files into a .tap or .tzx file so that I can play it into my Spectrum +3? …
... go about turning z80 source code in 5 .src files into ...
