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.tap file code not execut...
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Exit from more than one l...
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put small ASM programs li...
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Creating +3 Menus - Loadi...
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Randomize not very random...
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Scope rules
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Using constants not allow...
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404 page not found
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Spectrum keywords codes
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ZXodus][Engine
Forum: ZX Basic Compiler
Last Post: boriel
02-19-2025, 11:43 PM
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SELECT/CASE ... END SELECT |
Posted by: Neurox66 - 08-26-2020, 03:55 PM - Forum: Wishlist
- Replies (2)
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Hi,
I would like to see available on the ZX Basic the control flow statements SELECT/CASE ... END SELECT
Code: Select Case Answer$
Case "YES"
...
Case "NO"
...
Case "MAYBE"
...
Default
...
End Select
Thanks,
Paolo
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Dynamic Interrupt Routine |
Posted by: emook - 08-17-2020, 11:56 PM - Forum: How-To & Tutorials
- Replies (6)
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A simple dynamic IM routine, it will automatically find the nearest suitable IM jump from, ie you can compile at any address. Best to keep below $C000 if you have any paging plans.
Code: dim bx as ubyte
Sub SetUpIM()
asm
di
ld hl,IMvect
ld de,IMvect+1
ld bc,257
ld a,h
ld i,a
ld (hl),a
ldir
ld h,a : ld l, a : ld a,$c3 : ld (hl),a : inc hl
ld de,._ISR : ld (hl),e : inc hl : ld (hl),d
IM 2
ei
end asm
end sub
Sub fastcall ISR()
asm
push af : push bc : push hl : push de : push ix : push iy
ex af,af'
push af : exx
end asm
MyCustomIM()
asm
exx : pop af
ex af,af'
pop iy : pop ix : pop de : pop hl : pop bc : pop af
ei
'jp 56 uncomment for running with basic
end asm
end sub
sub MyCustomIM()
bx = bx + 1 BAND 7 : border bx
end sub
SetUpIM()
'stop uncomment for running in basic
Do
For y = 0 to 20
print at y,0; "testing .... ";bx
next y
Loop
ISR() ' call to ensure ISR doesn't get optimized!
Imtable:
ASM
ALIGN 256
IMvect:
defs 257,0
end asm
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WindowScrollUp (x1, y1, x2, y2, num_chars) |
Posted by: .fito. - 07-17-2020, 10:41 PM - Forum: Wishlist
- Replies (3)
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hola compañero.
primero decirte que tu herramienta zxb es una maravilla y le está dando una nueva vida al spectrum.
He estado practicando con las funciones scrollup, scrolldown, ...left, right de pixel a pixel y son una maravilla.
Sé que tienes otras prioridades, tal como dijiste en otro hilo, pero yo te pediría implementar un windowscroll que desplaze al menos un cuadro (x1,y1,x2,y2) en las 4 direcciones, con atributos incluidos. Estoy con un juego que requiere scroll y me ayudaría muchísimo a tener un scroll en buenas condiciones y estoy seguro de que muchas personas lo están esperando para sus creaciones. Imagino que otras personas apoyarán mi petición.
mil gracias.
Dejo por aquí una traducción de andar por casa por respeto a todo el mundo:
Hello mate.
first tell you that your zxb tool is a wonder and it is giving a new life to the spectrum (and what I am is / was from amstrad).I know you have other priorities, as you said in another thread, but I would ask you to implement a windowscroll that moves at least one box (x1, y1, x2, y2) in all 4 directions, with attributes included? I am with a scroll type game and it would help me a lot to have a scroll in good condition and I am sure that many people are waiting for it. I imagine other people will support my request.
thank you.
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Compiling errors |
Posted by: Jodo - 07-13-2020, 02:14 PM - Forum: Help & Support
- Replies (10)
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Hi,
I'm trying to compile a game written wholly in Sinclair BASIC and am having trouble with this line:
10 GOTO INT (RND*4)*6+1380
It works as expected when run as Basic but the compiler gives: 'Syntax Error. Unexpected token 'INT' <INT>'
If I rewrite it to:
10 LET a=INT (RND*4)*6+1380: GOTO a
this also works fine when run as Basic but the compiler gives: 'identifier 'a' is a var, not a label'
Is there another way I could write it that would compile?
Thanks.
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Compiling pure Sinclair Basic |
Posted by: Jodo - 07-10-2020, 12:36 PM - Forum: ZX Basic Compiler
- Replies (3)
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Hi,
As per the subject, I'm trying to compile pure Sinclair Basic but am getting the following errors which I can't find anything about.
bwall.bas:4: Error: invalid directive #Run
bwall.bas:4: Error: illegal preprocessor character '-'
bwall.bas:68: Error: invalid directive #End
bwall.bas:68: Error: illegal preprocessor character '-'
I used this command: 'zxb bwall.bas --tzx --BASIC --autorun --sinclair --explicit' to compile
but have also tried without '--sinclair' and '--explicit' with the same results.
If anybody has any ideas I would be really appreciative. Thanks.
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Ad Lunam Plus |
Posted by: Alessandro - 07-09-2020, 03:35 PM - Forum: Gallery
- Replies (3)
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Ad Lunam was a proof of concept, designed to fit into the humble 48K. Here is its big brother, Ad Lunam Plus.
![[Image: alp01.png]](https://www.alessandrogrussu.it/zx/alp01.png)
The game is now a 128K exclusive - although I have, as for several of my other titles, considered to make a TR-DOS version which can be run on the 48K with a DivIDE/DivMMC. and ESXDOS - and features graphics for many of its sections and AY sound for national anthems and end-of-game congratulations.
![[Image: alp02.png]](https://www.alessandrogrussu.it/zx/alp02.png)
Will you impersonate Von Braun or Korolev?
![[Image: alp04.png]](https://www.alessandrogrussu.it/zx/alp04.png)
The main menu
There are other tweakings and enhancements, for instance "pilots" are now aptly called "astronauts" and "cosmonauts" and you can even see their faces when selecting them for training.
![[Image: alp07.png]](https://www.alessandrogrussu.it/zx/alp07.png)
Choose an ability to train John Glenn in
In the R&D section, you are now able to see pictures of what you are actually researching.
![[Image: alp05.png]](https://www.alessandrogrussu.it/zx/alp05.png)
Soviet research and development main menu
![[Image: alp06.png]](https://www.alessandrogrussu.it/zx/alp06.png)
American rockets
Facilities (previously called "structures") can also be seen now, even when they are under construction/repair.
![[Image: alp10.png]](https://www.alessandrogrussu.it/zx/alp10.png)
The advanced training facility is being built, while launch pad 1 hosts a rocket for a planned mission
You can now follow missions from the control room.
![[Image: alp08.png]](https://www.alessandrogrussu.it/zx/alp08.png)
Engines started, lift off
End-of-turn messages and communications will be shown as papers on a desktop.
![[Image: alp09.png]](https://www.alessandrogrussu.it/zx/alp09.png)
The president is pleased with our work
The game is currently at version 1.0 and like its predecessor is available in Italian, English and Spanish. Please report any feedback about possible bugs/strange behavior/typos etc. here or to my email address (shown in the manual).
Enjoy!
Download
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Python warning about unused parameter |
Posted by: mauvedeity - 07-06-2020, 01:59 PM - Forum: Bug Reports
- Replies (1)
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Hi,
When compiling programs, using zxbc.py 1.11.1, I get a python warning message:
Code: /Users/mauvedeity/bin/zxbasic/library/print64.bas:20: warning: Parameter 'characters' is never used
I appreciate this is just a warning, but is there something that we can do about this? Many thanks.
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Geany support |
Posted by: britlion - 06-17-2020, 07:28 PM - Forum: Wishlist
- Replies (1)
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Not to diss Boride in any way, because it's awesome, but I use Geany already for other things, and was wondering if anyone had given thought to adding a zxb plugin?
Never made one, so it could be trivial, or a pain!
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Python Errors when compiling (*solved*) |
Posted by: mauvedeity - 05-24-2020, 06:31 PM - Forum: Bug Reports
- Replies (3)
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I'm using Boriel 1.9.8 (I think) on MacOS 10.15.4 with Python3 (version 3.7.7, installed via HomeBrew). I'm invoking Boriel thusly:
Code: python3 ~/bin/zxbasic/zxb.py bugreport1.bas --tzx --BASIC --autorun
However, each time I try to compile, I get a bunch of Python diagnostics:
Quote:/Users/mauvedeity/bin/zxbasic/ply/lex.py:760: FutureWarning: Possible nested set at position 10
c = re.compile('(?P<%s>%s)' % (fname, _get_regex(f)), self.reflags)
/Users/mauvedeity/bin/zxbasic/ply/lex.py:498: FutureWarning: Possible nested set at position 274
lexre = re.compile(regex, reflags)
I still get the TZX file I asked for, but I'm wondering what I'm doing wrong here.
I've since found that I get these errors even if I invoke Boriel without any arguments.
Any suggestions? Any more information I can provide?
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Help with scroll.bas library |
Posted by: Andy1966uk - 04-08-2020, 07:50 AM - Forum: Help & Support
- Replies (3)
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Team,
When I use the library, the screen scrolls, however the colour of the objects bleeds to the background colour.
Is there a fix for this and also the x,y,x1,y1 cordinates of the scroll window don't seem correct.
Thanks for looking into this as I am desperate for a scroll function. thx
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