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Struggling with this routine... Any ideas?I'm trying to write a routine that plots 3 pixels to decrease the energy bar in the top right corner by 5 units, but it just wont have it! There mus…
... going to change.
[*]Your routine uses Y=171,172,173 ... ]blue[/color] is the actual routine; the enclosing code is just ... /> ld b,10
DELAY: halt
djnz DELAY
ld a,(51993 ... -
20-column multicolour: a half-baked ideaI was writing an email reply to one Mr Jowett about multicolour routines, and in that way that explaining something to someone else makes you think "…
... that contention will affect your routine differently depending on the ... another position to make your routine work.
There ... , you can assume your routine starts perfectly synchronized with the ... during [B]HALT[/B] may have a variable delay from 0 to ... -
BIFROST* example: "Knights & Demons DX" source codeA package containing the source files of our multicolor game "Knights & Demons DX" is now available for download [URL="http://www.mediafire.com/?hbch…
... Although BIFROST* provides sub-routine [B]BIFROSTsetTile(px, py ... to appear. This delay is too noticeable for ... to create another sub-routine ourselves. Fortunately implementing ... * is disabled
halt ; wait for next frame ... -
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…
... code]; THE 'MERGE' CONTROL ROUTINE
org 0x08b6
; THE 'SAVE' CONTROL ROUTINE
org 0x0970
sa_contrl ... ld b, 50 ; one second delay (@ 50Hz)
pop ix ... halt ; wait for interrupt
djnz sa_1_sec ; jump until delay ... -
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…
... implementation, and only adjust the delay before raster beam rendering, ... original implementation with a new routine that draws directly to ... beam render routine with a new empty routine that just ... generally there'll be a HALT for synchronisation and the ... -
Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
... frame (t-states) the #FF routine triggers, then just pause that ... be reliably replaced with timing routine with no flicker...
halt the program until the screen ... fix involves adding a fixed delay, monitored with a debugger, and ... -
P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…
... "][quote="RMartins;863852"]Example 1: Delay copy start, so that PAL ... high, in this case your routine needs to finish in under ... copy synchronized with frame (uses HALT to wait), and disables interrupts ... -
z88dk terminalsto set up a terminal a bunch of numbers are needed: m4_zx_01_output_fzx(_window_1, 0x2330, 0, 0, 1, 14, 1, 19, 0, _ff_ao_Prefect, 14, 0, 14, 8, 1…
... to do a halt followed by a 60000 cycle delay. It's ... less distracting than without this delay because it's always in ... scrolling sooner than the 60000T delay too, maybe as little as ... mode because halt is used in the scroller. The print_word_wrapped routine has ... -
A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…
... /> [code]
; Key redefinition routine
; ------------------------
; Key ... /> DELAY: ; a short delay between messages
HALT
DJNZ DELAY
CALL 949 ; ROM beeper routine
RET
< ... -
AY musicThis is a format I'm proposing for an AY music player. If anyone can see any problems or anywhere it can be improved please say so. An AY music form…
... an echo
D Pattern Delay / Channel control - 2bit swop channel ... the interupt driving the music routine as all effects that are ... it'll have a player routine saved with it, before the ... the end of the player routine. To be used it's ... -
LINE-routine and other nice pieces of codeThe line-topic came in the end with a nice piece of fast coding. I think that there might be more of these routines out there (where-ever-u-r). Isn…
... (if someone finds a faster routine please tell me..)
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... code.
The line routine that I have implemented is ... there have a fast line routine, plese email me.
How do I avoid BASIC becoming corrupted on returning from a M/C routine?I'm having trouble with my BASIC program becoming corrupted on returning from a m/c routine which sets all the registers (including the shadow regist…
... returning from a m/c routine which sets all the registers ... when calling a m/c routine from BASIC, and reload them ...Game loop design?Having some thoughts on how to design the game loop and could do with some hints and tips from folks who have done it before! It's all about how to …
... ,RET interrupt function, so that HALT can be used to time ... /> jr z,nosprdraw
halt ;Wait for interrupt
call ... a whole character, the movement routine draws the edges so the ...Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
... waits till the next interrupt (HALT) so that it is in ... /> LD (OKTOFLIP),A
HALT
JP MAIN ... /> RETI
; **** END INTERRUPT ROUTINE ***
WRITECHAR:
Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …
... /> LD (YOFFSET),A
; halt
LD A,1 ...
; **** END INTERRUPT ROUTINE ***
WRITECHAR:
OT:[sorry - windows xp delay write event 51 - help ! ]sorry about this guys, But can any one help with this error - event 51 {An error was detected on device \Device\Harddisk0\D during a paging operatio…
... and I keep getting "windows delay wrtie error"
Its ...Competition: Sadistick routine on Spectrum ROMMy vote goes to BEEPER at #03B5 Let's ear you pick! :) And a great BOHHHHHHHHHHHHH to Dr Ian Logan & Dr Frank O'Hara for their description about the…
... about the parameters for that routine !!!! The words "and HL holds ...audio delay helpi have a few divx files and when i play them there is a 1 second gap between the noise and the video so when people talk you hear the noise and then …
... and there is still a delay.
What i was ... is a programme that can delay the sound coming from the ...Assistance with IM2 routineI subsequently got a working IM2 routine.
I subsequently got a working IM2 routine.Homing missile routine - help neededI am attempting to write a routine which will allow a missile to home in on a player. Basically the sort of thing you see in most shoot-em-up games. …
... am attempting to write a routine which will allow a missile ...need a routine to fill the screen with 'stars'I need a routine that will randomly set pixels to give the illusion of a star filled back ground. Once drawn, the stars don't need to move. Not wanti…
I need a routine that will randomly set pixels ... if anyone had such a routine in their code collection. I ...text routineI want to write an adventure in basic, and instead of a writing out a description for each location i want to use a kind of text compression routine …
... a kind of text compression routine
each location has ...Looking for an extended BASIC graphics routine from mid- to late-80sHello all, This is my first post here so please go easy. This is basically a cut-and-paste job from comp.sys.sinclair where I've had no luck with an…
... vague memories that the whole routine had several other commands based ... />
It's likely the routine was printed in ZX Computing ... , or recalls a graphics extension routine that might be the one ... /> (Note that the m/code routine I'm looking for is ...Custom SAVE Routine work on emulators?Hi, I'm developing a SAVE routine derived from the one present in ROM 48K, and I'm trying to get it work on several emulators (X128, Spectaculator, …
... /> I'm developing a SAVE routine derived from the one present ... just a bug in my routine?
thanks ...Routine in HexadecimalHello!!! I was trying to get the following routine in Hexadecimal: LD IX,16384 LD DE,6912 LD A,255 SCF CALL 1366 RET I tried to …
... trying to get the following routine in Hexadecimal:
LD ...
