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Using ATTR detection in machine codeIs there a ROM routine that can be called that reads the ATTR value of a co-ordinate?
... that would convert an x,y into a screen attribute ... with different registers pointing at x,y for different udgs
x,y from horiz & vert ... the following
jr z,miss ;if a is ... the max values for x,y
vertical_coord defb ... -
Moving a line down the display in assembler?...It's not a "[I]how can I do it[/I]" question, it's more a "am I missing something in trying to do it a new way" kinda question. What I've been doing…
... routines. Have something to convert x+y to the display byte (and ...
and 7
call z,blockdown
djnz loop1
ret[/code]The CALL Z is only 10T if the ... -
real value of some of these books as learning aids?Ok, I admit perhaps it was a late night and frustration. :???: I could have been hallucinating when i was doing the typein. But I think not.. [url]…
... setorigin
160 DIM X(30): DIM Y(30)
170 INPUT ...
200 LET X(I)=COS ALPHA: LET Y(I)=SIN ALPHA ... /> 250 LET XPT=X(I): LET YPT=Y(I): GO SUB moveto ...
260 LET XPT=X(J ... ): LET YPT=Y(J): GO SUB lineto ... -
40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
... .
(Also POKABLE x,y coordinates, but it's ... and a
jr z, notatting ; if it is ... or a
ret z
ld b,a ... or a
ret z
ld b,a ... -
Graph Plothi! please, help with code: [PHP]For x=-100 To 100 For y=-100 To 100 If (x/2-25)*(x/2-25)+(y-50)*(y-50)<200 Or (x/2+25)*(x/2+25)+(y-50)*(y-50)<200 th…
... it only executes the inner Y loop with valid plot points ... .
[code]
10 FOR x=-100 TO 100: LET xm ... =x/2-25: LET xn=xm* ... xm: LET xp=x/2+25: LET xq=xp ... -
Elliptical ChallengeSubsequent to the recent "Graph Plot" thread, I wrote this general purpose ellipse drawing routine which will plot (although it doesn't actually use …
... for:"'"x: ";XRadius,"y: ";YRadius
1015 DIM z(2,4): LET z(1 ... LET zy=2: LET Y=0: LET X=z(1,1): GO SUB ... zy=1: LET Y=z(2,1): LET X=0: GO SUB ... z(zx,4)0 THEN LET X=X-xm: LET Y=Y-ym:
LET z ... (zx,4)=z(zx,4)-z ... -
calculator and sinusok, look at the Sysel's routine: [PHP]3 5b00 *s 4 5b00 tabsin = #7000 03 mksin 19.11.1995 Busy soft …
... must be followed by value x in compressed form
db ...
db 4 ; 04 multiply:x,y x*y
db 38h ; 38 end_calc ... #2DD5 A=stack
jr z, loc_62F9
cpl
Memory diagnostic toolIs there any sort of memory diagnostic tool for examining .Z80 files so I can easily identify large areas of blank memory? Scrolling through ZX Spin…
... cp (hl)
jr z,NOT1ST
inc hl< ... call $22e5 ;PLOT_SUB: PLOT x,y+1
ld a,( ... cp 175
call z,INC_X ;found 175 (VALUE ... or c
ret z ;nothing to print
...Greetings from the USA.Geetings WOSers from the US of A. I'm in NC today and tomorow I'm getting to experience the joys of a 12 hour academic interview.:-o Oooh foook! Ma…
... then you better get x,y and z projects finished before you leave ...Greetings from the USA.Geetings WOSers from the US of A. I'm in NC today and tomorow I'm getting to experience the joys of a 12 hour academic interview.:-o Oooh foook! Ma…
... then you better get x,y and z projects finished before you leave ...FZX: a new standard format and driver for proportional fonts[B]FZX[/B] is a very compact and efficient (although extremely flexible and powerful) standard format to create new fonts for the ZX-Spectrum. It sup…
... ...
or a
ret z ; check string terminator
exx ... trying to print to an x/y position of 0. Strangely enough ...Books that you just can't quit.Much as parts of the presentation,writing style infurates me, there is a book I just keep comming back to again and again. Its like the Yang to the …
... 9410 LET NXPEN = FN X(XPT)
9420 LET ... NYPEN = FN Y(YPT)
9430 PLOT ... Y(0)
9640 RETURN
9650 DEF FN X(Z) = INT ((XORIG + Z ... )*XYSCALE + 0.5)
9660 DEF FN Y(Z ... ) = INT ((YORIG + Z)*XYSCALE + 0.5 ...Books that you just can't quit.Much as parts of the presentation,writing style infurates me, there is a book I just keep comming back to again and again. Its like the Yang to the …
... setorigin
160 DIM X(30): DIM Y(30)
169 REM ... regular N-gon in arrays X and Y.
170 INPUT "TYPE ...
200 LET X(I) = COS ALPHA: LET Y(I) = SIN ALPHA ...Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…
... clames like that - to many X-files.
So figured ... 0: CLS
10 LET X=61440
15 PRINT AT ... LET Y=CODE A$-48: IF Y>9 THEN LET Y=Y-7 ...
50 LET Z=CODE A$(2 ... LET Z=Z-7
60 POKE X,16*Y+Z
70 LET X=X+1 ...Job Lot of over 160 Items ZX Spectrum[url]http://www.ebay.co.uk/itm/Job-Lot-over-160-Items-ZX-Spectrum-C64-PS1-PS2-PS3-PSP-Xbox-Dreamcast-/161097186089[/url] ZX Spectrum games ATV Si…
... he blamed his wife for x,y and z.. and when I went ...Job Lot of over 160 Items ZX Spectrum[url]http://www.ebay.co.uk/itm/Job-Lot-over-160-Items-ZX-Spectrum-C64-PS1-PS2-PS3-PSP-Xbox-Dreamcast-/161097186089[/url] ZX Spectrum games ATV Si…
... he blamed his wife for x,y and z.. and when I went ...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…
... x, x
ftrn ; x, i (x)
fst 0 ; x, i (x) mem-0 = i (x ... fmul ; x/log 2 = y
fmove ; y, y
fint ; y, int y = n
y, abs (4 * y) - 1 = z
fmove ; 4 * y, z, z
fcp .gz ; 4 * y,Collision detection for interlocking shapes[SIZE=3][FONT=Calibri]I?m looking for some advice as I?m not sure how to resolve the following problem. I have an in memory structure that holds info…
... as below:
; Structure { byte x, y, w, h; word address; byte ...
OR L
J Z, collision
; now replace the ...pervy-est area of ukprobably aren't too many places you can see the Devil's Dyke Fulking a Bushy Bottom :lol: [url]http://streetmap.co.uk/place/Fulking_Hill_in_West_Su…
... /map.srf?X=394215&Y=277362&A=Y&Z=120[/url ... /map.srf?X=510211&Y=212387&A=Y&Z=110[/url ... /map.srf?X=415346&Y=414827&A=Y&Z=110[/url ...pervy-est area of ukprobably aren't too many places you can see the Devil's Dyke Fulking a Bushy Bottom :lol: [url]http://streetmap.co.uk/place/Fulking_Hill_in_West_Su…
... /map.srf?X=310650&Y=570150&A=Y&Z=120[/URL ... /map.srf?X=312000&Y=569000&A=Y&Z=120[/url ...pervy-est area of ukprobably aren't too many places you can see the Devil's Dyke Fulking a Bushy Bottom :lol: [url]http://streetmap.co.uk/place/Fulking_Hill_in_West_Su…
^lol.. cock on t'brain these rural folks
[QUOTE=leespoons;734427][URL]http://www.streetmap.co.uk/map.srf?X=310650&Y=570150&A=Y&Z=120[/URL]
my new favourite insult
[/QUOTE]
love it :-)pervy-est area of ukprobably aren't too many places you can see the Devil's Dyke Fulking a Bushy Bottom :lol: [url]http://streetmap.co.uk/place/Fulking_Hill_in_West_Su…
... /map.srf?X=310650&Y=570150&A=Y&Z=120[/URL ... /map.srf?X=312000&Y=569000&A=Y&Z=120[/url ... /map.srf?X=490185&Y=153320&A=Y&Z=120[/url ...pervy-est area of ukprobably aren't too many places you can see the Devil's Dyke Fulking a Bushy Bottom :lol: [url]http://streetmap.co.uk/place/Fulking_Hill_in_West_Su…
... /map.srf?X=490185&Y=153320&A=Y&Z=120[/URL ...pervy-est area of ukprobably aren't too many places you can see the Devil's Dyke Fulking a Bushy Bottom :lol: [url]http://streetmap.co.uk/place/Fulking_Hill_in_West_Su…
Who would live on a road like this?
[url]http://www.streetmap.co.uk/map.srf?X=412519&Y=295390&A=Y&Z=106[/url]Pseudo-3D map renderingHave been mulling this over for a while, until that isometric thread prompted me to ask. I'm not sure if this is officially classed as 2D, 2.5D, or 3…
... ]
Perhaps having x, y AND z-order for each sprite could ... your case the z-order is max y of your sprite and ... by drawing sprites with lower z-order first and gradually progressing ... to the sprite with highest z-order. This is how you ...who is the John Peel of demos?One for the kids I know, and quite UK centric, but is there a person or site that does what John peel did for music, but with demos, I would need to …
... code knowing how they did X Y and Z and improving on it ...
