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test my loader?Hello. I was playing around trying to customise the ROM loading routine, but I quickly realised that although I'd found out how to change the border…
... :
Because we're now in a digital age, and the ... because I'm a machine code newbie. (I only wish I ... /> Take a look my post in C.S.S [url="http://groups ... unmodified spectrum 48k from PC in 10 seconds! Amazing!
PocketCliveAnybody knows if any new version is in the works?
... the last release was written in C, whereas the version currently under ... development is being written in C++.
[/quote]
I ... of code from Fuse and libspectrum, both of which are written in C.PocketCliveAnybody knows if any new version is in the works?
... last release was written in C, whereas the version currently ... under development is being written in C++.
[/quote]
code from Fuse and libspectrum, both of which are written in C ... newer code I'd tentatively guess which is implemented in C++.
Codies help? Werewolves of LondonHi All, never one for shying away from the deep end, having only just dipped my toe in to the world of machine code I find myself trying to find out …
... Dunny, sort of :) Code in the ROM area is an ... time. But the code there is, in general, slow for ... and (2) the code is running in the context of ... could place commonly executed code or services at the ... (calculator) are useful to m/c programmers.
...Basic or Machine code?Hopefully the correct area of the site to post this question. Anyways, I have got hold of several books on programming my spectrum, and I was wonderi…
... agree with monty.mole, in that Sinclair basic is ... are elements in Sinclair basic and in C that will ... help learn the concepts of programming in ... different parts of the code.
How you ... in logic and can be done on paper with some pseudo code ...Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... associated microcontrollers. Can program machine code in Z80, 6502, ARM RISC, 68HC11 ... Port Talbot hot strip mill, in C#, for the past 3 years ... . C# is my favourite language to ... morse encoder and decoder written in spectrum BASIC, which has to ...Pseudo random numbersHi everybody, I 'd like to convert a little program i wrote in VisualBasic6.0 to C or C++ to make it run faster and for training as i'm a very very n…
... "random" numbers to be generated in C/C++, you need to ensure that ... to set the seed used in random number generation (I think ... use it to run Machine Code, as the value we return ... for your PC that will in theory create "true" random number ...z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... The graphics can appear in (embedded) assembler or in C arrays, and could ... of the current resource in the code file, extract some data ... of a plugin in TG) and his code is available though ... documented in Russian. His program ...z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... Sp1 and/or Sprlib2 written in C or asm?
Do ... similar to our technology. In that your attempt to decrease ... the screen memory results in a huge amount of ... a retained mode renderer in that it retains render ... looking forward to seeing your code demos now. So I ...z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... />
In terms of quality of compiled code using free C compilers for ... z80 targets, z88dk sits in the ... middle with hi-tech C probably generating the best code ...Wanted: Game Ideas!Ok then here goes nothing. I'm a reasonably good programmer, but I'm really no good at coming up with game ideas and graphics. So if any of you have…
... .
But like I said in an earlier reply, I would ... play around with some sprite code, and maybe even have a ... big ask to do it in asm. In C it would be more ...Wanted: Game Ideas!Ok then here goes nothing. I'm a reasonably good programmer, but I'm really no good at coming up with game ideas and graphics. So if any of you have…
... big ask to do it in asm. In C it would be more ... estimate performance.
In C the code size will be bigger (not ... the majority of the game in C would make it easy to ... / suggestion giver / code segment writer whether that be in C or asm, whichever ...TommyGun 0.8.9 availableShould be available by the utilities pages soon. Lots of bug fixes. Its close to 95% complete. So close to becoming a 1.0 release. Still a few minor…
... have a copy of Borland C++ Builder 6.0, which is ... to write all my Windows code in VC++, and I'm sure ...Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... with electronics degree working mainly in C/ASM on Renesas 7700 and ... bloke that my ex-brother in law knew from Marconi. It ... to get into programming in BASIC and machine code although the latter ... />
Still have 1 Speccy in the loft along with a ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... functions (some written in C, some written in asm) for a ... share code which I think z80asm was based on. In C, functions ... myFunc(void);
[/code]
In file B, callling ... zcc translates the C code into asm, inserting the C name resolutions as ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... in Basic.
[code]
// Attach C Variables to Sprite Graphics Declared in ... (struct sp1_cs), temp);
[/code]
In the library functions I ... when this interrupt occurs code at address 0x38 in the ROM will ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... be done, keeping the C source consistent for anyone reading ... types being used:
[code]
uchar idtypetbl[] = { // (id ... SP1Or2Data, SP1Or2LBData, SP1Or2RBData
[/code]
In main(), the create sprite ...When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?
... are most familiar with (C or ASM) coupled with ... written the code because it's fresh in your mind ... br /> If you're writing in C (which, on the whole, ... more productive than writing in asm), consider ramping the ... to write very simple code (one statement per line ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... count, struct sp1_cs *c)
{
c->attr_mask = cmask;< ... br /> c->attr = colour;
}
[/code]< ... );
};
[/code]
In the create loop, we ... 1 for B, 2 for C, etc. You may want ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... get hold of the standard C function memcpy(). We'll ... extern uchar frame03[];
[/code]
In the first test program ... this. frame03 is the C pointer to the last blank ... i);
}
[/code]
In this loop we generate ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... for use inside the code does not allow you ... />
You can in fact use the "label:" style ... ok to define your graphics in C arrays, for example, just ... 2 if 2-byte)". In the create sprite function, ... the first column, then in successive addcolspr calls use " ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... need to look at the code that implements the data type ... and reuse reliable and efficient code.
ADT.LIB ... 1..N. This is unusual in C since arrays are normally indexed ... preceeding it (see "struct adt_ListNode" in [URL="http://z88dk.cvs.sourceforge ...Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…
... something like:
[code]
struct sp1_Rect ... colourtile);
...
}
[/code]
And then you ... moreso when writing in C since compiled C code will be much ... bigger than the equivalent asm code. ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... struct sp1_tp *dest);
[/code]
In total there are five ... bunch of C pointers to graphics defined in the embedded asm ... {0x47,'A'}, {0x07,'B'}, {0x07,'C'}, {0x47,'D'}, {0x46,'E'}, { ... {0x47,'P'}, {0x07,'b'}, {0x47,'c'}, {0x07,'d'}, {0x05,'Q'}, { ...Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
... that if I do this in quick succession, the numbers are ... 's the one used in z88dk:
[code]
; My contribution ... /> rl l ;rotate L left (CcompilerI am currently developing a sudoku game for the old faithful speccy. My idea is to write the code in basic and then compile it to m/c because i suck …
... idea is to write the code in basic and then compile it ... to m/c because i suck with m ... /c itself. Can anyone tell me ... you need speed up computations in integers then you could try ...compilerI am currently developing a sudoku game for the old faithful speccy. My idea is to write the code in basic and then compile it to m/c because i suck …
... entire runtime library to the code whereas z88dk will only attach ...
library code you actually use. On the ... the stdio functions in z88dk are still written in C, those functions
code causing
the slowness in asm either ...Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…
... 's what's done in z88dk (m/c solution):
C calling convention, so return value is in HL ... is to move machine code stored in a REM statement. ... . So always put machine code programs above RAMTOP."
... to still have machine code in a REM statement and ...In Machine Code, what is the quickest way to sort bytes?I am playing around with some ordering of sprites, where I want to order them by vertical position. I used some Rodnay Zaks code to order some bytes…
... that some of them overlaps in vertical direction so it is ... sprite data.
[code]
ld c, 0
ld de ... ]
and %11000000
cp c
call z, draw_sprite_pointed_by_IX
c
ld c, a
jp nc, loop_label2
[/code]
In Machine Code, what is the quickest way to sort bytes?I am playing around with some ordering of sprites, where I want to order them by vertical position. I used some Rodnay Zaks code to order some bytes…
... faster than quick sort in either best or worst ... never implemented this in assembly before now but in VB it ... set.
This code hasn't been tested at ... I haven't written Z80 code in a long time and I ... loops but the reduction in swaps more than makes ...
