-
Better arrangement for video memory?While doing some documentation work for the ZX-Uno project, I compared the advantages of the weird layout of the ZX Spectrum against a linear layout.…
... current layout is optimized for fast character display, as you can ... = address of first byte of character pattern
;DE = ...
Besides, after displaying one character with the first routine, the ... of the next character (within the same character row), so ... -
"Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]
... just wouldn't be as fast on the C64. Perhaps the ... ship is fully armed, 32 character bullets (if memory serves) and ... the C64 at least as fast, take a look at [B ... ] since they both use very fast character-based pseudo 3D. A lot ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... /> [code]
; FASTPRNT.S - Fast character printout
; J.G.Harston ... /> ;
; On entry, A=character to print
; On exit ... CHARS EQU 23606 ; Address of character set
DFCC EQU 23684 ... INC HL ; Step to next character line
INC D ; ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... /> [code]
; FASTPRNT.S - Fast character printout
; J.G.Harston ... /> ;
; On entry, A=character to print
; On exit ... CHARS EQU 23606 ; Address of character set
DFCC EQU 23684 ... INC HL ; Step to next character line
INC D ; ... -
Any MCODE programmers fancy a challenge?Hi Folks, I have been using the Micro-Print utility in the archive and found it to be really good. It is the one that provides 32, 36, 42, 51, 64 a…
... /Comp/Spectrum/ProgTips/Printout]small-fast character printout[/url] code, and website ... -
Any MCODE programmers fancy a challenge?Hi Folks, I have been using the Micro-Print utility in the archive and found it to be really good. It is the one that provides 32, 36, 42, 51, 64 a…
... /Comp/Spectrum/ProgTips/Printout]small-fast character printout[/url] code, and website ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
[QUOTE=jgharston;489689]SNIP Fast character printout code[/QUOTE]
I've uploaded and typed up information on various non-ROM fast printout routines at [url=http://mdfs.net/Info/Comp/Spectrum/ProgTips/Printout/]mdfs.net[/url].
JGH -
display file addressing; screen slicingWhile working on this Compendium I'm updating or rewriting a lot of stuff. One thing I eventually came to appreciate was the simple & clever way in w…
... file format is to enable fast character printing without using dedicated text ... -
Spectrum screen layoutSeeing the thread on displacement I was wondering why the spectrum had the stupid screen split into three sections and the addresses for each section…
As torot says, it's basically to enable a reasonably fast character display. Most other machines used dedicated video display processors (VDPs) that did all the work for you. -
fast font engine possible?inspired by the recent "proportional font" thread for zx basic and ideas for gui and having done some of the work on this in the past i wonder if it …
... byte per character width). this would enable fast 8-bit ... raster line for each character would be the mask ... (each 8 bytes are one character…)
but ... proportional font of one character (A) width 13 ... do you believe ultra-fast draw_text could be made ... -
Fast Condition TestingHello my friends, I have been writing some input and string handling routines in BASIC lately - yeah I could write them super fast in C/ASM via z88d…
... I could write them super fast in C/ASM via z88dk ... ]c$[/B]" contains a restricted character in the first index it ... ( c$ ) = 12[/B]" the end character is removed and the index ... -
Character set variableCan anybody help me? I'm trying to find out where the pointer to the ascii character set is. I remember that if you wanted to change the font on the …
... the pointer to the ascii character set is.
I remember ... spectrum where to find the character set, so that it pointed ... -
Quiz III - Further adventures of... Ok, 20 quick fire questions.. some cryptic - you`ll have un unravel the clues to get the game name, while others are description of the game. There …
... spaceship. 4 platforms, one evil fast moving alien.
They`re ... special guest star from a character from onw of their previous ... -
What was your 3 Character Signature?What was your 3 character signature? Mine was 'mik'. (short for Mike) 'mik' once showed up on the top of the first R-Type machine to hit Rhyl in the…
What was your 3 character signature?
Mine was 'mik'. ( ... ).
Long live the 3 Character signature!
I'm ... -
FAST adsHiya Does anyone remember the FAST (Federation against software theft) ads that came out in the late 80's and early 90's. They were hilarious as the…
... />
Does anyone remember the FAST (Federation against software theft) ads ... -
Character SetAlright, this may not be the right forum for this question (it does sort of relate to a game which I'm trying to get working properly - long story) -…
... is that points to the character set in the ROM?
character set in the rom, but ... point to a user defined character set in RAM if you ... -
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 …
ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
... easy to read style
Character ruler for creating strings with ... as it runs.
FAST and SLOW directives for speeding ... emulated.
Very, very fast emulation.
ZX Printer support ... scaling[/B]
Very fast update routines for sending Speccy ...ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
... easy to read style
Character ruler for creating strings with ... as it runs.
FAST and SLOW directives for speeding ... emulated.
Very, very fast emulation.
ZX Printer support ... scaling[/B]
Very fast update routines for sending Speccy ...Trying to find the name of an 80's Horror FlickBack when I was at school one of the one of the teachers would sometimes bring in a video and show it to us at lunchtime. I remember watching a bit o…
... would summarise the plot and fast forward to the best bits ... /> In another scene the main character is in some place with ...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…
... with sp1_IterateSprChar() or the fast way with sp1_PutSprClr(). The ... they spill into an adjacent character.
8. ... br />
10. Individual character cells can now be removed ... need arises. Additionally, each character cell can be remapped to ...Character Array tape header block parameters?Hello all! Long time since I've been here! Hope everyone's bright and cheerful as usual! I've been trying to figure out the structure of a Spectrum…
... the structure of a Spectrum "Character Array" tape file. While the ...Perfect Dark (N64) - best FPS ever?Since we're talking about Half-Life 2 on this board, I thought I'd mention Perfect Dark, the best first person shooter ever. Don't believe me? Hardly…
... of the multiplayer game, from fast, slow and normal, and also ... to force each player's character to appear in their team ...John Gibson InterviewThought some of you might be interested in this, just found it on some old zip disks: Please find below an incomplete John Gibson interview I conduc…
... in the same way. The character that always springs to mind ... goodies like a T-shirt, character profiles, a map of the ... loved the life at Imagine: fast cars, loadsa money, status. He ... as Imagine which meant no fast cars or luxury offices. There ...Speccy character set address in ROM?Hi guys Can anyone tell me where the speccy character set lives in speccy rom, say, starting from the ! (ASCII 33) character? I'm actually writing …
... tell me where the speccy character set lives in speccy rom ... , starting from the ! (ASCII 33) character?
I'm actually ... want to use the speccy character set, because it's so ...Bipboi Beta 2007.12Ok, this will be the final beta for a while, so I can add more levels etc. But, I have tried to respond to all comments. Some liked the origional k…
... . Some liked the origional kitty character, and the slow movement and ... 1, is help the kitty character "MADDO" collect the stars and ... baddies. This level is fast, and your character cannot wrap around. There ...** Another new game in Development **Over the coming months I will be finishing levels and completing "BIPBOI and Friends" (As mentioned in Micro Mart) Level 1, is help the kitty charac…
... 1, is help the kitty character "MADDO" collect the stars and ... baddies. This level is fast, and your character cannot wrap around. There ...Best Who 'Casted' Character.[FONT=Courier New]Never really thought about this before & because this forum has some interest in Dr. Who, I figured it would be a good place to pos…
... interested to know which 'good' character (excluding the Doctor & ... however Nicholas Courtney had a character in The Daleks Masterplan ( ... just mention the story this character was in.[/FONT]
< ... to the "Greg Sutton" character from "Inferno". That was ...Looking for a gameHi there. I vaguely remember this one game. It's a kind of an usual flip-screen shooter/maze/adventure. You control an astronaut and guide him throug…
... I'm not sure). Your character controls just like in Jetpac ... 's. The action is quite fast and smooth, colorful graphics, a ...ZXSP Emulator running too fastHi All, I was wondering if any of you have had a problem whereby the zxsp emulator runs too fast so won't load games etc? For example, when loading…
... the zxsp emulator runs too fast so won't load games ... high the stripes are too fast.
I'm running ...
