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Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... :grin:
[CODE]// scroll-test.c
// zcc +zx -vn ... scroll-test.c -o scroll-test.bin -create-app
ex de,hl
call zx_saddrpdown
ex de,hl ... a little on sending the routine signals like starting and stopping ... -
Preferred way of determining Y co-ord in assembly?I know of 2 ways of calculating the y-cord of a pixel row for the speccy in assembly. One is to calculate the address by ways of shifting and masking…
... y coord
MAIN call plot
ld ... it appears because the routine fails after crossing the ... loop routine writes a 8x8 black square by way of test. ... To use the routine poke address 40000 ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... />
I thought that my routine is a bit slow, and ... the exit (or around the call to the subroutine in the ... count before and after the routine in the debugger window. Subtract ... memopd() since I need to test the entire strings library before ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... }
////////////////////
// interrupt routine
M_BEGIN_ISR(isr)
asm("call\t56"); // call ROM isr so basic ... This is a test message for the pixel scroller routine... ");
call. -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... ()[/b]. The pixel scroll routine requirement has changed (the ... , after the new scroll routine is incorporated, I'll ... br /> [/code]
We call "void d_DrawPlotIntoBuff(struct plot *p ... next call by "sp1_IterateUpdateRect()". Note: Here's a test of ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... ]I have written a fill routine that will fill from the ... address given by the USR call.
CALL is something like this ... it somewhere so I could test it properly)
I ... !
And if the routine does pattern fills, it would ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... just getting an asm routine that you can place ... #
# COPTRULES3 contains optimizations which call in other library
# routines ... down crt0. Here is the test program I tried:
... /> LIB SPPFill ; use library routine
LIB liner ; use ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... single pixel is visited to test for expansion of the fill ... cause lots of deeply nested "call fill"s. So many happen ... eating up 30k+ causes the routine to lose its practicality.
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... single pixel is visited to test for expansion of the fill ... cause lots of deeply nested "call fill"s. So many happen ... eating up 30k+ causes the routine to lose its practicality.
Rom dumping a Mirage MicrodriverI need to dump the rom of my Mirage Microdriver for Zub and don't know what to do...any help?
... run a program that will test all I/O ports.
Well, the routine at $0066 certainly does quite ... .
[QUOTE]Or that call to 0x3800 might cause a ... address.[/QUOTE]
The call to $3800 is made while ...Rom dumping a Mirage MicrodriverI need to dump the rom of my Mirage Microdriver for Zub and don't know what to do...any help?
... do you should decode to test unambiguously for:
[ ... (copy program into RAM, call it, this code pages ... . It also needs to call the Spectrum ROM, though, ... not for each individual call to the IF1 shadow ... happening in the START/NEW routine ($11CB), well, I ...It's a trap!So I got a CPLD (not the eventual one I want to use for the ethernet project - rather, one I actually have here and now, an XC9536 in a PLCC44). And…
... it though, I tried to test with RANDOMIZE USR 16376 ... when ... CALL 0x3CF8 at all. So I put a short machine code routine ... in RAM consisting of CALL 0x3CF8 : RET and ... timings exactly correct on the test bench waveform you're feeding ...IF2 Rom snapshot creationHi, is it possible convert a Speccy 16k snapshot to a Interface 2 Rom file? I've the original Ultimate Pssst, Cookie, Trans-am and Jetpac tapes and …
... a hidden "make a copy" routine at $6B96. Yep, if you ... $5DEB=0 then it will call $04C2 to save a copy ... />
I did a quick test to see if it was ...myspeccy.org - online gaming which auto-saves scoresIt's a blimmin' miracle - I'm most impressed.
... different scoring routine for Empire Strikes Back, way above the call of ... too, I have a driving test tomorrow afternoon. poop poop.Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…
... nice flowchart for the OSWRCH routine [URL="http://beebwiki.jonripley.com ... 9 bytes long. The printer routine however just echoes each byte ... the MOS OSWRCH routine and just trap the call to each device ... />
I did a quick test :
[CODE]10 FORI=0TO10000 ...Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …
... HL
;Inversion Pattern Test
LD IX,PatternTable
CALL PrintInitMessage
CALL PrintResult
CALL PrintTotalErrors
; Simplified version of library routine
; This version - no ...Detecting Spectrum modelsIs there any sure-fire way a program can detect the model of machine it's running on (48K, +, 128, +2, +2A, +3, clones) even when running in the 48K …
... ! But putting in a custom routine for each variant may cause ... into higher memory before I call it. Once I have the ... who would be willing to test on real hardware.[/QUOTE]
Brush with the local constabularyRemember this thread spec-chums [url]http://www.worldofspectrum.org/forums/showthread.php?t=20575[/url] Well, just before the Manchester Utd Vs Bar…
... food through a phone call and just had to ... of *real* criminals in routine traffic stops, people with arrest ... City) was caught by a routine traffic stop (IIRC, his ... a few villains in routine traffic stops, it cuts ... it to pass your driving test, so you CAN do ...Full .TAP file loading over the networkDevelopment of the Spectranet ROM modules continues... Courtesy of the new filesystem layer, the experimental TNFS (Tiny Network Filesystem), and th…
... address than #556, so your routine must start somewhere else too ... call LD-BYTES).
Incidentally, several of your demos provided test ...+3 Centronics port: How does it work?I've been trying to follow the code with Fuse's debugger and I can't see it writing anywhere except to port 0x1ffd. It also jumps through some fairly…
I ended up adapting the routine from the +3 ROM 1. ... /> ei ;
loop:
call test_break ;
ld bc ... /> test_break:
ld a,0x7f ; test for space
in a ...
ld a,0xfe ; test for shift
in a ...Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …
... ;16K ROM, 'LET' statement handling routine
cheat equ 1731h ;16K ...can someone help with a rom routinei have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that wo…
... line with a the rom routine , but i just cant get ... ,100 or similar before you test the routine, so you can see ... 's a -x movement
CALL 024BAH ;draw the line from ...The incredible shrinking screendumpIn this topic I stated that I would be impressed if the screendump could be smaller than 37 bytes. [url="http://www.worldofspectrum.org/forums/viewt…
... 'GOTO to MC' or 'CALL from Basic' which makes it ... Character placement while the routine prints a grafical dump ... of the 'pixel address' routine from address 22aah
... QUOTE]
BTW is this routine (#22aa) available in 128 aswell ... 48K ROM. Must test it.Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …
... HALT ;does make the test!
DI ;freeze ... run the MASK-INT routine.
-------------------------------------------------------------------
CALL 56 ;17 the MASK-INT routine
test. The number ... during the test resulted in ...Help fix this keyboard read program?This code runs in an interrupt routine with DI. What would be the simplest way of making it so it doesn't auto repeat a keypress? [code]keys: ld a…
... routine to save a copy of the state last call ...
bit 1, a ; Test for 'o' key
jr ...
bit 2, a ; Test for 'i' key
jr ...
bit 3, a ; Test for 'u' key
jr ... br /> bit 4, a ; Test for 'y' key
jr ...Game MusicI'm looking at revamping the original version of football manager - I still prefer it by far to any later ones. I've done a few snazzy bits of graph…
... that use the output simply call the entry point.
... Typically the supplied code will test for a keypress and return ... Another will be an im2 routine. Your program calls the initialize ... routine and then runs the im2 routine each interrupt ...Midi Out from machine codeI need to send midi-signals by machine code, while Basic is too slow for my current project. I already read I can use hookcode #11E, but I have some …
... ROM0 makes a call to the interrupt routine in 'BASIC' ... at #11E jumps to the routine at #11A3 (128 ROM0 ... br /> I'm trying to test this rom switching on Fuse ... [/FONT]
This routine should store the value at ... start of the Midi routine, and starts with ' ...Resolving USR entry point into a data + m/code block?Well, I had another look at that Merlin listing and decided that blowing up the faint page made it possible to read everything (with a struggle). How…
... entry point, as the first routine just sets up a few ... before it's ready to test.
[code]
7530 ... 3ecd LD A,cd ;put CALL 29770 at 28187
7558 ...
