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Font hack that was used in a lot of early gamesThere was a little hack for changing the fonts on a spectrum and I remember it being used in a couple of old games on the 48k, it was a sort of ye od…
... -ins/yoursinc/ys9304pp.zip]Four Char Sets[/url] in the YS ...
To prevent MERGE, set the first line number to ... -
File comparitorI thought Taper might do it but its not quite what I was after. Unless I misunderstood that shows if tapes are identical or not but not the differenc…
... print
19 PRINT : LET set=+kFG: REM print a block ... 30:
NEXT i: LET set=-set: BRIGHT k1:
NEXT j ... ch2=PEEK (j+i-k1+set): REM print a block from ... -
The Great Escape disassemblyHi, Over the past few months I've been steadily chipping away at reverse engineering Denton Designs' classic 48K title, The Great Escape. I'm now a…
... codes and pick the right set at print time. If you ... /> Though I like a good set of punctuation marks, and I ... 32-95 in the ASCII set. The trick is to ... you have a full character set starting 256 bytes lower in ... you come across a SPACE (Char 32) that comes off the ... -
Fast Z80Todays Spectrums are fast as hell and few software utilises this. Z80 in ReVerSE runs at 42 MHz, in Speccy2010 at 28 MHz, in Pentagon 2.666 and in N…
... demo[/URL] shows ten 3x3 char sprites being moved around the ... want to fit the working set of data in 64k (ie ... graphics) and load the next set only periodically which still fits ... -
Hardware description - PLUS D interfaceThis new thread will contain onformations of different ZX devices. Some devices contain manuals, schematics or firmware for some chips, but some peop…
... was dr. Ian Logan who set that standard, he was a ... after HEX value/address is char "," and replace with ";". But not ... -
Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…
... ]
rst 32 ; call NEXT-CHAR
jr nc, 32769 ; infinite ... in the Spectrum+ manual which set up an ldir to fill ... -
Compiler conventions for passing args/return valuesI've been mulling over this for a while, but I can't spot it covered anywhere. There are various methods for passing args and return values between …
... size_t strcspn(const char *s, const char *stop)" returns ... ; bc = char *s
; z flag set if prefix length ... char *s), the z flag if length is 0 and carry set ... = radix
; ix = char *
; stack = char *string
; ... -
I have done a Spectrum Screen Design Template As PDFI use this for my games, to work out attribute and screen addresses. It is A4, to be printed landscape [url="http://www.peargames.co.uk/downloads/s…
... work...
[CODE]
Char Row Extra Pixel Row (+256 ... Hex:
[CODE]
Char Row Extra Pixel Row (+256 ... -left within that byte to set a particular pixel.
z88dk and im2I set up a minimal IM2 mode so I can draw sprites for a laff [code] #include <string.h> #include <stdio.h> #include <im2.h> #include <stdlib.h> #in…
... />
M_BEGIN_ISR_LIGHT(my_isr)
{
char c;
if ((c ... view=markup"]in_GetKey[/URL] ; carry set if no key pressed
set so make sure your ISRs ... it is -- maybe below RAMTOP set by CLEAR?). If you get ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... first byte of char data in FONT_1 ... (c), a ; set it
ret ... b, 255 ; set OVER mask
...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... point into the ROM character set so out of the box ... updates, drawing to the same char 10 times, eg, will only ... result in the char being drawn once at update ... structures are at fixed location, set when the library is compiled ...FZX: a new standard format and driver for proportional fonts[B]FZX[/B] is a very compact and efficient (although extremely flexible and powerful) standard format to create new fonts for the ZX-Spectrum. It sup…
... like to include a full set. I think I only have ... still applied to the first char so that the programmer thinks ... it left by the first char's kern. I've added ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... into the rightmost char from the sprite char on the left ... is generated. The first char in a column therefore needs ... . By default they are set to 1, which is ... for a masked sprite char with graphics shifting into ... level, modify how each char on screen is drawn ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... /> In a game, I would set up a state machine for ... file, line 47. You can set a sprite's graphic directly ... a user function for each char, but the concept of iteration ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... returned by sp1_CreateSpr()
char dx; // signed horizontal speed ... hrot)
};
//set up IM2
im2_Init(0xd300 ... ;Sort Priorities: Mask, Char line, Y char, X char
;Data Outputted: ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... libraries might use them. One set of such functions are sp1_MoveSpr ... 's chars and drawing each char (this bypasses sp1_UpdateNow). Now I ...FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
... to get the full feature set in z88dk, even if the ... the kern of the first char of a string. The driver ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... by sp1_CreateSpr()
char dx; // signed ...
};
//set up IM2
im2_Init(53248 ... Sort Priorities: Mask, Char line, Y char, X char
;Data ... /> [code]
//set up IM2
im2_Init ...Finders Keepers+I know a few of you are interested in this project so I thought it was about time I started a proper thread for it rather than just slipping bits int…
... "Bytes"
db "FK_PLUS " ; 10 char name
dw (_END-_START ... Memory address for binary data set to 28672 ($7000) I can ... go to the debugger and set Prev PC to #7000, View ...Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…
... returned by sp1_CreateSpr()
char dx; // signed horizontal speed ... hrot)
};
//set up IM2
im2_Init(0xd000 ... ;Sort Priorities: Mask, Char line, Y char, X char
;Data Outputted: ...Collision Detection in SP1Hi, Does anyone have a well-documented example of using collision detection in spritelib. I've search WoS and Z88DK forums but no joy. Something wi…
... returned by sp1_CreateSpr()
char dx; // signed horizontal speed ... hrot)
};
//set up IM2
im2_Init(0xd000 ... ;Sort Priorities: Mask, Char line, Y char, X char
;Data Outputted: ...Collision Detection in SP1Hi, Does anyone have a well-documented example of using collision detection in spritelib. I've search WoS and Z88DK forums but no joy. Something wi…
... returned by sp1_CreateSpr()
char dx; // signed horizontal ... speed in pixels
char dy; // signed vertical ... br /> {
//char szBuffer[3];
#asm ...Cross platform developmentI'm just vaguely considering supporting a few more retro 8 bit platforms for something I have in mind to do. Just Z80 and 6502 really, but that cove…
... br /> ; de = char *string
; exit : hl = char *string
; de ... (*) if string = NULL
; carry set, hl = NULL
; (*) if ... is invalid
; carry set, hl = NULL, errno=EINVAL ...Cross platform developmentI'm just vaguely considering supporting a few more retro 8 bit platforms for something I have in mind to do. Just Z80 and 6502 really, but that cove…
... A very easy way to set up on a windows ... environment variables:
set path=%path%;c:\z88dk\bin ... ;c:\gnu
set Z80_OZFILES=c:\z88dk\Lib\< ... br /> set ZCCCFG=c:\z88dk\Lib\ ... Warning:#34:Func expects: unsigned char *
sccz80:"ex1.c" ...Cross platform developmentI'm just vaguely considering supporting a few more retro 8 bit platforms for something I have in mind to do. Just Z80 and 6502 really, but that cove…
... /> You can also specify a set of include paths to search ... Warning:#34:Func expects: unsigned char *
sccz80:"ex1.c" L ... ):
int main(int argc, char *argv[]) { /* ... */ }
or equivalent;10 ... after the c runtime has set up the c environment. The ...A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... a character from a character set, or a string of ... attributes that the user can set somewhere?[/QUOTE]
... NIRVANA_print(unsigned char chr, unsigned char *attrs, unsigned char lin, unsigned char col);[/ ... and uses a larger set of 8 attributes?[/QUOTE]< ...FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
... are starting at the next char position in the string without ... the char width calculation was done in an order that set the ...FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
... are starting at the next char position in the string without ... the char width calculation was done in an order that set the ...FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
... to Paddy's if the set of chars in the font ...
cp 192 ; will char draw off screen?
jp ... , error_zc - 2 ; return 0, carry set, pop two items
[/code ...
