-
Clashbasher a new interface to reduce colour clashI've been working on this for a while now. [IMG]http://markamy.uwclub.net/cauldron.JPG[/IMG] Basicly its an add on for a 48k spectrum, which reinte…
... to multi-color where the attribute is update per scanline (Bozxle ... port 3 to control flash and the attribute mode
... out3, 0 to 128 controls the flash ... br />
255 switches the attribute to normal mode and out ... -
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…
... alternative is just using the FLASH bit to indicate "transparent PAPER ... it won't require extra attribute bytes, therefore even the current ... suggestion (even longer using the FLASH bit instead). Since multicolor graphics ... -
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…
... both pixel data and the attribute data. You could just store ... />
You could use the FLASH bit to indicate transparent PAPER ... for drawing the pixel and attribute data. That is a hell ... or ladders. All with no attribute clash.
Or, perhaps ... -
Which Windows Emulator will support SPECTRA?I want to start crossdeveloping games for SPECTRA, but it is a pain in the ass to save the TAP on USB Stick or SD Card and test them on my eMac SP Em…
... memory areas to read the attribute values if OUT 32735 was ... area for ink bytes (with flash) and a memory block later ... -
ZX Spectrum code examplesThe shortage of sites with decent code examples seems to be few. The links to alot of sites that used to host them are disappearing into the ether. …
... 1 pixel.
The Attribute part of the screen starts ... this layout.
Bit 7 = flash
Bit 6 = bright
Mapping:
The attribute part of the screen is ... -
Animated attribute revealA new challenge to solve next. I would like to create an animated attribute reveal in machine code by having my 768 byte attributes held in ram whic…
... attempt at a screen attribute reveal routine ( [i ... FLASH with an "xor 128"where it says "load attribute ... a,(hl) ;get required attribute
ex de,hl< ... /> ld (hl),a ;load attribute
ld (de),a ... -
Animated attribute revealA new challenge to solve next. I would like to create an animated attribute reveal in machine code by having my 768 byte attributes held in ram whic…
... a,(de) ;get current screen attribute
ld b,(hl) ... ;get corresponding stored attribute
cp b ;compare ... attribute
ld a,%11000000
and b ;get FLASH/ ... -
The official CSSCGC 2014 threadJust to announce that the comp.sys.sinclair Crap Games Competition 2014 is now open. It's home for the year will be; [url]http://www.mykeweb.co.uk/c…
Looks great but can't get the link to work.
Also - top idea about the flash attribute challenge. -
Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
... )
There's also FLASH (either flashing, or not ... paper, with BRIGHT, but no FLASH
black paper ... yellow paper, no BRIGHT, no FLASH
yellow paper ... call get_screen_attr ; returns HL containing attribute co-ordinates on screen
Pentagon floating bus timingI wanted to take a little break from working on the ZXDS UI yesterday, so I added support for Pentagon timing instead, so I can finally enjoy the lik…
... order of reading (pixel, attribute, pixel, attribute) always stays the same. ... where they are moved to attribute latch D40 and the ... half a cycle before the attribute is).
Technically, ... can be imprecise. And the flash circuit is similar - instead ...New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…
... you know on a standard attribute each character square has 8 ... paper colour, ink, brightness and flash setting
nirvana allows ... paper colour, ink, brightness and flash settings so you can have ... bright or not and can flash or not
( ...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…
... to eight colors per 8x8 attribute in two brightness levels?
More precisely, it allows 1 attribute (i.e. 1 INK color ... 0 or 1, and 1 FLASH setting either 0 or 1 ...Space Harrier new loading screenHi, The original screen: [IMG]https://dl.dropboxusercontent.com/u/2616449/spectrum/SpaceHarrier.png[/IMG] and my new version: [IMG]https://dl.dro…
... and flash bits can be considered extra background and foreground attribute bits ...Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …
... / 8 ) ). That is, divide the attribute by 8, take the integer ... ; 63 ) ) which means divide the attribute by 8, then if it ... assuming you haven't used FLASH.
The simplest single ... PEEK to get the existing attribute x, then do ( 8 * INT ...Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …
... /> EDIT: Damn, forgot bright and flash, :/
[CODE]
ld a,(hl) ; return attribute in a.
ret
bright: defb 0
flash: defb 0
byteloop: defw ...Fixing my old ZX Spectrum 48K issue 4AHi Guys, I trying to fix my old Spectrum 48K. Looks like my dad used a wrong power supply as the ULA had a bit missing and so did the 7805. So I rep…
... is bit 6, or the FLASH attribute. If you can see no ...Test screens for ZX PrismNot sure that this is *really* the right section for this request, but it's relating to new hardware I'm developing so let's start it off here - a mo…
... required to implement FLASH (in standard palette and attribute decode method ... Obviously in planar mode the "attribute" data isn't used, just ... which case the pixel and attribute data from screen 0 ... on the screen type and attribute decode method:
...Help with Manic Miner tweaksPlease. :) This is the Software Projects version, simply as I had it to hand. [B]Problem 1:[/B] I've learned a bit (actually quite a bit) and manag…
... life.
LD A,8 ;Flash the screen 8 times
attribute for item
LD A ... ,(DE) ;Get attribute
AND 7
CP ...ZX-Paintbrush 2.3 publishedDear readers, Today, I published version 2.3 of ZX-Paintbrush. Inspirated by kgmcneil, I decided to follow his ideas and implemented a switchable p…
... , it allows drawing only the attribute data from the clipboard selection ... toggles for INK, PAPER, BRIGHT, FLASH and overlapping are already present ...Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?
... find the point where the flash switches over then count frames ... of having the entire screen flash between black and white then ... the floating bus until the attribute reads change from white to ... the point at which the flash switches then you could just ...Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?
... ]Has anybody mentioned trying an "attribute port" in a,(#ff)? Not ... help because attribute values don't change with the flash, it's ...Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?
Isn't the FLASH change always going to be ... synch, regardless of when the FLASH attribute was set for any particular ... is in the ULA's FLASH cycle.
Although it ...Detecting flash mode inversionsIs is possible to detect with certainty when flashing characters change from normal to inverted and vice-versa?
... Bunny;803174]Isn't the FLASH change always going to be ... synch, regardless of when the FLASH attribute was set for any particular ... inverts any attributes with the flash bit set as it outputs ... the the state of the flash from code without a human ...Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …
... the 16 colours in one attribute cell. On the Speccy you ... with one BRIGHT setting and FLASH is so useless ... if there ... frames INK/PAPER were toggled, FLASH could have had some potential ...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…
... I mean. Only the attribute squares with pixels in them ... not affected currently. However the attribute squares extend to the right ... then computing when the second attribute application needs to occur, ... -square colouring. Maybe the flash bit can mean do per ...Features that are still wanted in Spectrum emulation.Features that are still wanted in Spectrum emulation. 4 USB joystick/gamepad input for real multiplayer games - Yes, Bomb Munchies.... - Sinclair 12…
... , attribute byte address, INK colour, PAPER colour and whether INVERSE and FLASH ...Where does the ULA+ store its palettes?The ULA+ palates are saved as TAP files, what is the exact address of the colour tables and how are they configured? Can you change the colour val…
... 6, PAPER 0, BRIGHT 0, FLASH 0 at will so the ... keep changing but the actual attribute value wont?
[/quote]
Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …
... (y,x) to retrieve the attribute byte. Or it's at ... is on plus 128 for FLASH.
Just remember for ...Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …
... (y,x) to retrieve the attribute byte. Or it's at ... is on plus 128 for FLASH.[/quote]
See, this ...How do you do masked sprites with attributes?Is this possible and how would you do it? :) Thanks :)
... set the attributes, find the attribute blocks under your sprite and ... write the sprite's attribute values to them. The attributes ... bits are (IIRC) FBPPPIII for flash, bright, paper (0-7), ink ...
