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Which emulator do you use?Note it's not a poll about which emulator you think is best*. Simply which emulator you tend to use. You can vote for multiple emulators if you, like…
... scroll the POST screen. Clear the screen. Draw the Windows loading screen.
Screen of Death, or a screen full of random ... -
Please test my Manic Miner remake!Thanks to everyone who downloaded my sneak preview of Manic Miner Turbo. Thanks especially to na_th_an who is the only person so far to give feedback…
... need to redraw whole screen at level startup, there ... not ready to update screen, just play tune and ... ; we are ready to update screen. clear the flag
xor a ... need to redraw the whole screen, do it
... de, #4000 ; address of screen
ld bc, 32*8 ... -
Load! Screen$ questionI've got a basic program listing in BASIN which among other things recalls a screen via Load! (I've Save!'ed a screen into memory before hand). How d…
... I clear as to whether you want to save the screen+ ... method for saving the current screen & program as one ... GO SUB 20: SAVE !"screen"SCREEN$ :
CLEAR stkend+300: GO SUB 20 ... ramtop: PAUSE 0:
LOAD !"screen"SCREEN$ : POKE chans,111:
... -
I am a simple man....a layman if you will!...but I had a Spectrum when I was 12 years old that I loved more than was healthy! It gave me a love of computers which remains to this day and I …
... . turn off accelaration. load the screen to test if it works ... get back to main emulation screen, clear OK message and type
CLS:LOAD"" SCREEN$:PAUSE 0
then press ... browser window.
5.Your screen will be reloaded and stay ... -
PLOT and DRAW in machine codeHow do you go about it? If I posted a really simple BASIC instruction could someone do a machine code routine so I could learn from it? I wouldnt k…
... the first routine - a block clear screen, and used the principles to ... draw routines here, though - that screen clear was hideously inefficient and slow ... followed by OR A to clear the carry flag - the latter ... 't needed, since it's clear already)
(and yes, ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... stack pointer
call cl_all ; clear main screen
ld b, (iy ... + _vdu_flag) ; signal lower screen
call cl_line ; clear lower screen
res 0 ... /> set 0, (iy + _flags2) ; signal screen clear
ld de, (s_top) ; automatic ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... (hl) ; signal no lower screen clear after key
set 0 ... (iy + _flags2) ; signal screen is clear
call cl_chan ; house ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... hl, de ; for each screen third
dec a ... /> jp cl_scr_x ; text mode screen clear
defs ... -
Graphics questionHello. I was wondering, does anybody here know of a method to display a large (as in, the better part of the screen) bitmap/raster image using ZX Sp…
... making use of "SAVE-ing SCREEN$ & BASIC as one file ... : GO SUB 20: SAVE !"screen"SCREEN$ :
CLEAR stkend+300: GO SUB 20 ... ramtop: PAUSE 0:
LOAD !"screen"SCREEN$ : POKE chans,111:
SAVE ... -
Block RoutineHi Folks, I want to draw a block on the screen dependent on providing the X,Y,W,H values. I came up with the following: [CODE]100 LET l$=" …
... a filled rectangle on the screen. Whilst reading the "Step-by ... I came across the partical screen clear routine.
Here is ... but alas it does not clear the attributes. I have disassembled ... -
New NIRVANA+ feature: wide tiles!The size of each bicolor tile in [b]NIRVANA+[/b] is 2x2 characters (16x16 pixels), like this: [img]http://i60.tinypic.com/mw358y.png[/img] [i]* M…
... as a kind of magic screen clear routine* that just happens to ... -
Drawing LinesHas anyone got any experience of coding a Bresenham line drawing algorithm on the Speccy? I've had a go and I find the algorithm has quite a few s…
... .
[b]Lethargeek[/b] - the screen clear followed by the copy is ... for the bottom of the screen - now to do the other ... -
How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
...
clear the top third, two thirds or the whole screen
The 'thirds' clear method is as follows :
This runs extremely quickly, the clear appears to
happen instantaneoulsy ... , due to the way the screen
pixels are stored in ... -
Fastest way to clear a screen.We haven't had an optimizing fun for some time, so let's have some: What's the fastest way to clear a screen (i.e., filling the 6912 bytes at 16384 w…
... 's the fastest way to clear a screen (i.e., filling the ... -
Clear the screen from assemblerI want to clear the screen before I draw my graphic elements on it. Speed is not important so I was thinking of using the rom CLS option if that is p…
I want to clear the screen before I draw my graphic elements on it. Speed is not important so I was thinking of using the rom CLS option if that is possible. Can anyone advise on how to call this command or some similar routine to clear the screen? -
clear a windowed area of the screenHi everyone! Ain't been on here for donkeys, but have recently started messing around with a little game. I'm looking for ideas/opinions on the bes…
... best way to clear a window on the screen RAM.
clear a 25x24 char section of the screen.
Fast way to clear the screen ?So I was wondering fastest way to clear the screen. I've tried this and this works but is it better than CLS ? LD HL,16384 LD BC, 6144 Loop…
... was wondering fastest way to clear the screen.
I've ...Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
... ,0 ;number of columns to clear
XOR A
CLEARLP LD L,E ;clear each column
LD (DE ... the first column
;HL=screen addr.
;DE=address of ... />
CLEARLP2 LD L,E ;clear each column
LD (DE ...Optimisation Needed! Is this the Fastest way to copy bytes from screen and back again?I have the screen address (say 0,0 i.e 16384) I want to copy 4 bytes wide by 32 bytes high from the screen to an area of memory. I then want to cop…
... (4433 TStates to copy from screen to store)
Basically ... copy2store
; Clear the screen to show we are bringing ... /> ; Copy from store to the screen
ld hl,16384 ...ZXSpin in full-screen mode :-(How do I get ZXSpin 0.622 to be crystal clear in full-screen mode? It's all fuzzy and lint-y. [SIZE="1"](Anyone able to lend me a lint-roller?)[/SI…
How do I get ZXSpin 0.622 to be crystal clear in full-screen mode? It's all fuzzy and lint-y. [SIZE="1"](Anyone able to lend me a lint-roller?)[/SIZE]Screen$ command, ROM routineHi All, Does anyone know which ROM routine to call for the Screen$ command (and/or the ATTR command)? Any comments on how well it works or the spee…
... routine to call for the Screen$ command (and/or the ATTR ... ?
It's not clear to me what's what ...Twister: Mother of Charlotte - Help with final screenGreetings, I'm close to finish my next submitted game to the RZX Archive, which is '[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0005488"]…
... br />
The last screen is giving me some trouble ... -----
'On the final screen it's time to do ... 'At the top of the screen, the Evil twister appears as ... sits on the final screen, coiled aound a spiky ... without a chance to clear the screen. My .rzx isn' ...Screen buffer Tip from Raff CeccoRaff very kindly gave me this tip: "Incidentally, I remembered a trick I used on the Z80 for extra speed: When clearing the screen buffer, it was a…
... :
When clearing the screen buffer, it was actually much ... to the end of the screen memory area and push zero ... screen area was filled.
At the end of the clear ...mkloader - compressed loading screen makerI made a new tool, available on my github at: [url="https://github.com/jarikomppa/speccy"]https://github.com/jarikomppa/speccy[/url] The tool gene…
... , decompresses the embedded compressed loading screen to screen, loads the next block ... .75k of a "normal" loading screen:
[img]https://dl.dropboxusercontent ... of form:
[code]10 CLEAR 32767 : RANDOMIZE USR 23759 : POKE ...Computer glasses and screen filters... or neither?Perhaps this subject has been covered here elsewere, but my search has not been conclusive.. I have always been curious about the advertised benef…
... sit fairly close to the screen too, but not always.
(If the screen is too dark I can ... and numbers are crisp and clear like never before or... is ...ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... /> // *****************************************************************************
// zxsclzf ZX Spectrum Screen Compressor
// by Tom Dalby ... if control is not clear move to literal store ... and %11100000 ; 7t - clear offset part a=LLL00000
off screen bufferwhen using an offscreen buffer is the memory copied to the screen in a way that makes it easier to draw sprites to the buffer? E.g. Lets say you…
... the memory copied to the screen in a way that makes ... at the top of the screen where you copy your buffer ... buffer was copied to the screen so that the first 24 ... clear it)
draw sprites on buffer
copy buffer to screenPrinting text using direct screen addressingHaving some problems printing using the FASE engine which is currently defeating me. Hoping to have someone clear out the bit of fog currently dwell…
... me. Hoping to have someone clear out the bit of fog ...
