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VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... JSR CHROUT
; Copy 64 characters (512 bytes)
; two pages to copy
LDY #0
... /> BNE PAGECOPY
;Copy my SPRITES into the character ... /> GAMEOVER
; clear keyboard buffer
LDA #0
STA ... -
Filmation... how does it work?Does anyone know exactly how Ultimate's Filamtion works? There's an explantion of the room layout and graphics at [url]http://retrospec.sgn.net/users…
... box (into a
small buffer the size of the box ... used a 256 byte
buffer) in order from the back ... ).
Copy the box area from the small buffer to the ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... /> JSR CHROUT
; Copy 64 characters (512 bytes)
; two pages to copy
LDY #0
... br /> BNE PAGECOPY
;Copy my SPRITES into the character ... br />
; clear keyboard buffer
LDA #0
STA ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... /> ld hl, ** - the entire graphics buffer is stored in this sequence ... of memory for the screen buffer and special drawing/printing procedures ... some kind of really fast copy routine, the fastest i saw ... of very fast push/pop copy routine. he uses it for ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... and PUSH it into screen buffer) interrupts can be enabled easily ... then write it to screen buffer) you have slightly more problems ... example, you can store second copy of whole source data in ... be used not only to copy large linear blocks of data ... -
what were the things the Speccy architecture was good for?I don't know a hell of a lot about all the different computers hardware and I wanted to know if the way the Spectrum was built lent itself to certain…
... write them to a buffer and then copy the buffer to the screen ... -
Multifaces questionI've searched the web but cannot find any detailed information about the necessity to have the Multifaces on a machine in order to be able to load a …
... the RAM onboard it can copy some of the game code ... about 0.5 KB of buffer being required, and it also ... -
A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... ZX screen
; Copy them in reverse order
;copy line to location "32 ... ZX screen
; Copy them in forward order< ... in block
;copy line from location "(7 ... line in the scroll buffer
db 0, ... -
artist neededany volunteer here on WOS ?
... first. You would need to buffer the screen to prevent tearing ... uses backbuffer and dirtybuffer to copy changed portions of screen into ... -
Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…
... /> Program uses screen as data buffer. The screen I grabbed is ... as it is a cracked copy using a different loader than ... -
The ZX printer buffer in +3 modeI have a few programs on .DSK images that were transferred from Timex disks, but some of them have code starting at 23296. Most of the time the code …
... the use of the printer buffer AND full use of +3 ... the syntax required? It's COPY "Bx:filename.ext" to "A ... into Tasword 2, or simply COPY filename.ext to SCREEN$
Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…
... 256 bytes used for printer buffer? Is it safe area ... is attached, the printer buffer is cleared when sending text ... motions. The buffer is also unnecessarily cleared by the COPY command which ... doesn't use the printer buffer.New game: Nanako Descends to HellJust a bit over two weeks after their first game, The Mojon Twins strikes again with a new game for Spectrum 128k and Amstrad CPC: [url]http://www.m…
... while unpacking by having a copy of the IM2 table AND ... splib2 to know what to copy accross pages to solve the ... )
#asm
; Copy to a buffer in low ram
call SetRAMBank
; Copy from the buffer to its actual location ...Problem Wrapping SpritesHi, I am having an issue wrapping my sprites around the screen, Basically, I have a back buffer which is 24 chars (192 Pixels) by 28 chars (224 P…
... /> Basically I have a back buffer that is 192 pixels wide ... 224 pixels high. I then copy the middle 20x24 characters of ... backbuffer, draw my sprites and copy the backbuffer.
Here ...Problem Wrapping SpritesHi, I am having an issue wrapping my sprites around the screen, Basically, I have a back buffer which is 24 chars (192 Pixels) by 28 chars (224 P…
... ]Basically I have a back buffer that is 192 pixels wide ... 224 pixels high. I then copy the middle 20x24 characters of ... backbuffer, draw my sprites and copy the backbuffer.
Here ...Tape and Disk breakpointsIs it possible to set a breakpoint on a .TAP, .TZX or .DSK file so that the debugger pops up when loading finishes? I'm talking about a breakpoint wi…
... Printer buffer, etc. I just create a small LDIR routine to copy ... from one memory area to another (printer buffer, BASIC ...Fastest Block Drawing Code?Following on from my scrolling thread [URL="http://www.worldofspectrum.org/forums/showthread.php?p=351304#post351304"](http://www.worldofspectrum.org…
... , don't store your screen buffer in the same way as ... />
Then, copy each line of the screen buffer to the display ... make your screen buffer bigger, so you can copy a full screen ...Fastest Block Drawing Code?Following on from my scrolling thread [URL="http://www.worldofspectrum.org/forums/showthread.php?p=351304#post351304"](http://www.worldofspectrum.org…
... , don't store your screen buffer in the same way as ... h" to navigate a screen buffer :-P The Spectrum display file ... 's no quicker way to copy a 4x4 block that I ...Fastest Block Drawing Code?Following on from my scrolling thread [URL="http://www.worldofspectrum.org/forums/showthread.php?p=351304#post351304"](http://www.worldofspectrum.org…
... , don't store your screen buffer in the same way as ... />
Then, copy each line of the screen buffer to the display ... make your screen buffer bigger, so you can copy a full screen ...Fastest Block Drawing Code?Following on from my scrolling thread [URL="http://www.worldofspectrum.org/forums/showthread.php?p=351304#post351304"](http://www.worldofspectrum.org…
... h" to navigate a screen buffer :-P The Spectrum display file ... . But then Rob has to copy from one screen to another ... again to get where to copy it to, to do a ... windowed screen copy.
It'd also ...Brand new River Raid remake?one of my friend is trying to make a riverraid remake on flash just to have fun, I checked zx spectrum port of river raid. it is bad, really bad, jer…
... same MSB (depends on your buffer)
then use loooooong ... it (i'm not saying copy it just check it sometimes ...Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
...
make_room equ 0x1655 ; create buffer routine
strms equ 0x5c10 ... /> nop
nop
; copy the colours
REPT 24 ...Help loading OPUS data block ?Hi folks, A while back I obtained a Daton Software Card Games compilation which will be in the next Vault update: http://www.worldofspectrum.org/inf…
... works flawless, except that a copy of the original "run" BASIC ... in the printer
buffer is ready for examination, after ... Spectrums system variables. A 'normal' copy of the
"run" ... will solve this.
Other copy protected Opus disks might differ ...Writing to the screen from a bufferI?m designing a game and am spending a bit of time trying different ideas before I commit my self. I?m currently thinking of writing data to a buffer…
... do away with the back buffer and copy.
Find another ...Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…
... it is to keep a buffer in Bank 2 (after the ... in 3/4/6, and copy it up there (probably several ...Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…
... that is to reserve a buffer within page 2, and call ... into this buffer - then return from dos, page and copy it into ... would like to make the buffer as big as possible to ...New BUZZSAW+ Demo, No.2OK everybody, here's the latest demo of [I]Buzzsaw[/I]. This includes the title screen I wrote in Corfu with control selection, some new sprites and…
... the top of memory, then copy them down over the system ... space for the rainbow attribute buffer. However, they're already held ... the screen and the attribute buffer (12K) to enable it to ...Arcade Game Designer 2.0 releasedI know dozens of you downloaded the previous version of AGD. Well, you can put it away now because I've made some major improvements to that version…
... .
Removed editor's copy of the sprites, all editing ... , or save changes if the buffer overflows. This would only have ...
