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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 …
... in different colours then use ATTR(y,x) to retrieve the ... -
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 …
... here is normally done with ATTR -- ie you are looking at ... redefined to graphics.
ATTR will be faster than SCREEN ... -
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 …
... in different colours then use ATTR(y,x) to retrieve the ... -
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 …
... in different colours then use ATTR(y,x) to retrieve the ... it's faster because the ATTR function is very short:
[code]
;; S-ATTR-S
L2580: CALL L2307 ... -
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 …
Oh, I'm sure that ATTR is faster than the equivalent ... it with the graphic data. ATTR is just fetching a byte ... -
Ninjaman 8-way scrolling 50Hz multicolour demo :-)Here's a demo I've been working on for a while. The goal was to make the best scrolling routine possible on a humble 48K ZX Spectrum. I was origin…
... pixel offset vertically from normal attr positions), allowing two different ink ... & paper attr's in a ordinary character ... -
is it possible to display code being loaded in a loader?hi, is it possible to display code being loaded in a loader?
That "Old- school" tape loader with ATTR scrolling looks amazing even today, I don't remember anything at all like this back in the day. One thing I like is the way you can see through the reels / window in the cassette tape. -
Small Machine Code Routines Which Maybe UsefulAs part of creating Flynn's Adventure in Bombland I created a lot of little routines to do all sorts of things. A lot of these I created based on inp…
... ,x
dw setfontcolour ;2,ATTR
dw setdisplacement ;3,disp ... -
A doubt about IN and OUTIN (and OUT) can use bc to define a 16 bit port to be read or write, when used as in r,(c) or out (c),r. Also, if you use in a,(n) or out (n),a yo…
... either return $FF or pixel/ATTR data bytes, depending on what ... -
LgK image compressorOk people, i decided to make it proper thread since i've finally got something tested & useful for everyone. Here is my "chunky" ZX image compressor …
... ) or just load the new attr value from the bitstream (or ... former action (not the former attr!) is coded with one bit ... -
Simple Spectrum Character Creator Web AppHey guys, Here is a simple web app i wrote to create ZX Spectrum 8 x 8 characters: http://www.amelyn.com/speccy_character_builder/index.htm …
... that you can append the ATTR value for the character to ... -
Simple Spectrum Character Creator Web AppHey guys, Here is a simple web app i wrote to create ZX Spectrum 8 x 8 characters: http://www.amelyn.com/speccy_character_builder/index.htm …
Add an "Include ATTR at end of data" tickbox beneath the data textarea. -
Z88DK NOOB cplot INK colorHi I am a complete NOOB with Z88DK, I am trying to draw colored circles. How does ink, paper and border work with Z88DK. I started trying to wo…
... unsigned int y, unsigned int attr)
{
unsigned ... mask;
*zx_saddr2aaddr(address) = attr;
}
/// version ...
*(unsigned char *)(zx_saddr2aaddr(address)) = attr;
}
/// version ... -
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/…
... :
2x16 pixel bytes + 4 attr bytes = 32 + 4 = 36 bytes ... -
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/…
... to be scrolled (pixels and attr).
From my experiments ... one pixel line, and one attr char in color (just for ... - Magenta Border is Pixel and Attr copy to contended screen RAM ... -
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/…
... to be scrolled (pixels and attr).
From my experiments ... one pixel line, and one attr char in color (just for ... - Magenta Border is Pixel and Attr copy to contended screen RAM ... -
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/…
... one pixel line, and one attr char in color (just for ... -
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/…
... pixels then 1 line of attr, that gives bit more time ... -
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/…
... say it only moves one attr left, and skips one.
attr (side by side), can change ... buffer itself.
For ATTR, one can implement a quick ... -
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;864324"]For ATTR, one can implement a quick ... -
2x2 tile to attribute blocksHow do you go about converting a 2x2 tile to 16 x 16 attributes? Heres an example of the tile data I'm wanting to enlarge. [code] defb 255, 25…
... /> DrawAttrGraphic2 ; used for drawing 16 ATTR bytes and moving down a ... /> DrawAttrGraphic1 ; used for drawing 8 ATTR bytes and moving down a ... -
Database model ZXDBRecently, I have been trying to figure out how to provide my contribution to whoever takes over WoS archive rework next... So I came up with this: …
... sequences, (including two frame FLASH Attr Screenshots), can be kept using ... -
Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... CODE SCREEN$ (23,31): PRINT ATTR (23,31): POKE 23659,6 ... -
Trying to remedy a bug in this gameStruggling with this project, the character shifts the crates around no bother but kills baddies that are one space to the left or right even though …
Thats the one!
You can remedy it by adding CALL ATTR in the main routine code just after STINGATTR (I have used a semi colon to highlight its position)
But then you have problems with shifting the crates. -
Trying to remedy a bug in this gameStruggling with this project, the character shifts the crates around no bother but kills baddies that are one space to the left or right even though …
... ;block move
call attr ;check attr of new square ; -
Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... CODE SCREEN$ (23,31): PRINT ATTR (23,31): POKE 23659,6 ...
