-
really dumb questionbut can I use the following line to create a udg and if so how do I call it or use it via the graphics mode? Do I need to READ something somewhere? …
...
oringinally it was x but I thought maybe that ... issue as I am using x,y as variables elsewhere in the ... -
Canonical Spectrum pixel aspect ratioHi, Do any emulators support scaling the Spectrum image to have the "correct/canonical" pixel aspect ratio? On a 4:3 display, Spectrum pixels aren'…
... /11 MHz, which gives an X:Y pixel aspect ratio of 1875 ... -
Land of Mire Mare[Quote]This game has to be considered as a tribute. It's inspired by the unreleased Mire Mare game & characters created by Ultimate Play The Game in …
... , more than something that was y'know...good), so I don ... in retrospect using the last x,y position to respawn may have ... -
Land of Mire Mare[Quote]This game has to be considered as a tribute. It's inspired by the unreleased Mire Mare game & characters created by Ultimate Play The Game in …
... Luca to use the last x,y - as i say first game ... -
How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... /> 40 LET p=POINT (x,y): LET c$(x+1)=CHR$ 143 AND ... 8-y,x+1)=p
50 NEXT x: PRINT AT 7-y,0 ... ;c$: NEXT y
55 ... 8-y,x+1) THEN PLOT x,y: PRINT x;",";y;" ";
80 NEXT x: NEXT y
y,x+1) THEN GO TO 88 ... -
How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... parameters are fairly straightforward; the x,y coords locate the bottom left ... specifies the x,y dimensions of the characters; an x,y scale of 40 ... size (if chunky) characters. As x,y have separate scales the characters ... -
Finding an empty cell in a grid[FONT=Calibri][SIZE=3]I?m after some advice on ways to tackle the following problem. I?m not after code to do this but would be interested in possibl…
... north (x, y-distance)
check east (x+distance, y)
check south (x, y+distance ... )
check west (x-1, y)
Finding an empty cell in a grid[FONT=Calibri][SIZE=3]I?m after some advice on ways to tackle the following problem. I?m not after code to do this but would be interested in possibl…
[CODE]IF cell(x,y) = empty THEN cell(x,y) = obj: RETURN
FOR dist ... x+dist
IF cell(a,y-dist) = empty THEN cell(a,y ... b = y-dist+1 TO y+dist-1
IF cell(x-dist ... ,b) = empty THEN cell(x ...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…
... my understanding is that x = horizontal and y = vertical, however, the Speccy ... as 'PRINT AT y,x.' RTL uses 'PRINT AT x,y' or 'down then ...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…
... my understanding is that x = horizontal and y = vertical, however, the Speccy ... as 'PRINT AT y,x.' RTL uses 'PRINT AT x,y' or 'down then ... as much as PRINT AT y,x would've messed with [I ...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…
... />
[CODE]
;d-Y
;e-X
atr_adr
ld ... a neat solution. I set y,x to de, how do I ... be changed from starting location x,y?
Edit. I think ... the address pointer based on x,y so I need to write ...What (Speccy) game are you currently playing ?(Quite a few threads on what youre listening to, watching etc) What Speccy game are you currently playing ? After playing a LOT of Invasion of the …
... high value letters such as Z and V and i was ... and some good J/Q/Z words (SJOE, WAQF, MZEE, etc ... with a Q, J , X or Z I'll go for it ...What (Speccy) game are you currently playing ?(Quite a few threads on what youre listening to, watching etc) What Speccy game are you currently playing ? After playing a LOT of Invasion of the …
... and some good J/Q/Z words (SJOE, WAQF, MZEE, etc ... with a Q, J , X or Z I'll go for it ...What (Speccy) game are you currently playing ?(Quite a few threads on what youre listening to, watching etc) What Speccy game are you currently playing ? After playing a LOT of Invasion of the …
... and some good J/Q/Z words (SJOE, WAQF, MZEE, etc ... with a Q, J , X or Z I'll go for it ...Don't care about Apple products, but...My work (Staples) now carries iPads, iPods, and we'll start selling iPhones in about three weeks... I'm a PC guy and I've been out of the Mac World s…
... won't cheat by doing x/y on a PC quickly, then ...i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
PWEI x y zee.....and a bit of Mel's punk show
I blame the sunshine for the first but not heard or thought of it in yonks so bit bizarreClashbasher 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…
... the Mandelbrot Y scale (-1, 1))
x = 0.0
y = ... x*x + y*y < 2*2 AND iteration < max_iteration )
{
xtemp = x*x - y*y ... + x0
y = 2*x*y + y0
x = xtemp
iteration ...Help needed with calculating screen addressesCan anyone help me finally crack Jonathan Cauldwell's screen addressing calculator and, more to the point, is the reason I'm struggling because this …
... it give me back the x and y coords?[/QUOTE]
... Screen address to pixel x and pixel y coordinate is in:
y)
The screen ... the bits defining an x coord / y coord into the right ... is top left and x,y are really x,y :)Learning Machine Code the +2a wayHello again all, I thought I'd ask in this forum as the other categories seem less relevant. I keep re-reading the thread below with the advice given…
... of mc, with simple Y and Z instructions to send to the ... to the Play command with Y, Z and V etc.
Help needed with calculating screen addressesCan anyone help me finally crack Jonathan Cauldwell's screen addressing calculator and, more to the point, is the reason I'm struggling because this …
... given screen pixel coord of x,y, where y=0 zero is the ... = bit 0 of x, y4 = bit 4 of y etc.
Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…
... /> ;
; NOTE: this will convert (x,y) 0, 0..191 to the ... ,0 ; first clear the x,y coords (b=y, c=x)
ld hl ... per segment
rlca ; divide x by 8 and multiply by ... once, :)
;ld a, c ; x coordinate
;rrca ; only need ...AMX mouse emulationI'm trying to add AMX mouse emulation to Spud but not getting very far. I can get a reaction to button presses but nothing to moving the mouse. …
... that keeps track of the x,y coordinate.
I ... moved "one unit" in the X/Y directions. What "one unit" means ... a modern mouse generates more x,y change in shorter movements. If ... deltas to an internally maintained x,y state. This is actually harder ...AMX mouse emulationI'm trying to add AMX mouse emulation to Spud but not getting very far. I can get a reaction to button presses but nothing to moving the mouse. …
... then translate the results into x & y positions (as with the ...AMX mouse emulationI'm trying to add AMX mouse emulation to Spud but not getting very far. I can get a reaction to button presses but nothing to moving the mouse. …
... then translate the results into x & y positions (as with the ... moves a unit in the X direction and an interrupt on ... moves a unit in the Y direction. The ISRs have to ...Beautiful codeSome people see beauty or something sublime in maths formulas and equations, can anyone suggest examples of beautiful or sublime programming?
... to something, do something if X>Y, otherwise don't do ...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. …
Wouldn't it be easier (as in speed wise) to just have a tiny bit of m/c and just poke the x,y,attrvalue into it before USR'ing it? A little library of such routines for BASIC to use would be quite handy I expect. :)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. …
... /c and just poke the x,y,attrvalue into it before USR ...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. …
... />
get_attr_address:
; use the x, y coords in de to return ... HL
ld a,d ; x position.
rrca ; multiply by ... /> ld a,l ; get x*32 again.
and 224 ... /> ld a,e ; get y displacement.
add a,l ...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. …
... attrib location instead of separate x & y components, then you just ...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. …
... attrib location instead of separate x & y components, then you just ...
