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Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... backwards in memory I think), and POP the values off it ... graphic
POP DE ; get screen address to dump it at
LD ... 've only just discovered them and think they're exceptionally easy ... -
New Functions for Sinclair BasicA total of 52 new functions can be added to Sinclair BASIC; 26 numeric functions (A-Z) and 26 string functions (A$-Z$). Owing to the internal structu…
... BIN$ (n) [FN b$(n)] to convert a number into the ... binary value (0-255) in x$ and y$ and returns binary value (0-255 ... binary value (0-255) in x$ and y$ and returns binary value (0-255 ... binary value (0-255) in x$ and y$ and returns binary value (0-255 ... -
Hacks to improve existing gamesDoes everyone remember those hacked versions of Commando and Action Force II that had AY soundtracks hacked into them? How about hacking some other …
... in game adress of X and Y axis of cursor. Find ... or joystick controll ) and rewrite this code to CALL MOUSEDRIVER. Mouse ... driver detect new mouse position and write new X+Y ... axis to game.
... -
Wireframe GraphicsI'm trying to get my head round 3d / wireframe graphics and not really having much luck. I've had a good look on google, but mostly come up with wir…
I'm also interested in this, but I wanted to know how to do it in Basic, with variables and DRAW. X and Y is the easy part, but handling Z is another story. -
Wireframe GraphicsI'm trying to get my head round 3d / wireframe graphics and not really having much luck. I've had a good look on google, but mostly come up with wir…
... wanted to know how to do it in Basic, with variables and DRAW. X and Y ... />
It should be easy to just say: "of course that ... Compo a few years ago and look for a game called ... -
Wireframe GraphicsI'm trying to get my head round 3d / wireframe graphics and not really having much luck. I've had a good look on google, but mostly come up with wir…
... was easier to use than VU ... to define X and Y, certain keys were used to define Z for that point, and ... it was really, really easy to ... join certain points together with lines. It was slow and ... used lots of PLOTs and DRAWs ... -
Russian Translations...As i have once again been reminded (by the "Homebrew games" thread), there are some funky looking Russian games that I can't play due to not understa…
... English translations of Dizzy A and B somewhere yesterday. I think ... reading an old thread and I found links to a website with ... those 2 games and an English ... you talk about Dizzy X and Y? These were translated to English, but Dizzy ... -
Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …
... especially attempting to stack the result and ensure the ... value can be returned to BASIC e.g. LET x ... to BC
POP HL
RET
;AND function: LET x= AND (y ... A,B
AND H
LD ... -
Bit of geometry doing my head inI have a 2D rectangle of known dimensions, its sides are parallel to the X and Y axes. I'm trying to find an algorithm which will take the rectangle…
... dimensions, its sides are parallel to the X and Y axes.
I ... 'm trying to find an algorithm which ... the X radius of the ellipse is still xr=r, and the Y ... -
Bit of geometry doing my head inI have a 2D rectangle of known dimensions, its sides are parallel to the X and Y axes. I'm trying to find an algorithm which will take the rectangle…
... one quarter of the ellipse and one quarter of the rectangle ... (extent in x and y) whilst constraining the quarter-curve to pass through the ... an expression for area, and try and solve for minimal area. Don ... -
Any curve algorithm experts here?I'm wondering if any of you can help the helpless here. I'm just working on the Xmas Special intro animation, and I have a set of 3D points which des…
... animation then use the algorithm to "swing" the camera around the ... />
That's the ticket, and not just the camera either ... object O from A to B between time X and Y"
...then ... object O from A to B between time X and Y"
...where ... -
Any curve algorithm experts here?I'm wondering if any of you can help the helpless here. I'm just working on the Xmas Special intro animation, and I have a set of 3D points which des…
... ;390747]That's the ticket, and not just the camera either ... of fun :)
Easy to have a go at, too ... object O from A to B between time X and Y"
...then ... object O from A to B between time X and Y"
...where ... -
How do you start?ok just humour me, ive always wanted to code but never got round to it apart from the real basics ie:- 10 print "hello" 20 print 30 goto 10 i coul…
... then it moves 1 pixel to the right
and 50 do tbh there seems to be ... are (the BASIC variables 'x' and 'y'), a subroutine for clearing ... the current coordinates are, and a third routine for ... clear and paint UDG routines and changes the x-coord.< ... -
How do you start?ok just humour me, ive always wanted to code but never got round to it apart from the real basics ie:- 10 print "hello" 20 print 30 goto 10 i coul…
... are (the BASIC variables 'x' and 'y'), a subroutine for clearing the ... the current coordinates are, and a third routine for moving ... the clear and paint UDG routines and changes the x-coord.
and down?[/QUOTE]
yeah ive saved the screen grab ... -
A.I. in a Pacman game made in BasicA few years ago I tried to make my own Pacman game in Sinclair Basic. The map, UDGs and the whole game was completed and was working with just one gh…
... Pacman was at x,y and x and y were higher than x1 and y1, then x1 ...
This is similar to what seems to have been done in ... each ghost it checks to see if a wall ... t resist putting in links to Cassette 50 games!)
... is used each turn to decide if they're ... -
Which ZX Spectrum setup?I'm building a semi-pro laser setup, with.. a ZX Spectrum as controller! [url]http://gathering.tweakers.net/forum/list_messages/1297705[/url] (I'm no…
... , because two are needed for x and y momevement, but my harp only ... axis.
Nice idea, to drum on laserbeams ;) Spectrum only ... CS1x synthesizer or wavetable soundcard to produce the sounds.
Graphics problemHi guys. Finally got a REAL zx spectrum, cost ?20 from a friend. When i draw plots and circles, it takes time to do it, but how do i do it instantly…
... computation that includes multiplies and a cosine calculation. This ... consists of simple adds and subtracts and can save time ... is very quick to modify a screen address to move over by ... makes it slower!!) and it computes screen addresses from pixel coordinates ...Sinclairean A3[B]Sinclairean[/B], a new ZX Spectrum emulator written in machine code for x86-compatible, OpenGL-capable computers. Features: [LIST] [*]Fast machin…
Thanks!
I have another request, please
Can you also implement screen moving x and y other than zooming an rotating?Gummy Bears iso3d adventureHi! While checking out some of the Russian and other foreign TRDOS games I came across a rather nifty looking isometric 3d adventure "Gummy Bears"..…
... that looks like the original and has the same gameplay mechanic ... to the Magicland, New Dizzy, Last Will Dizzy, Dizzy X and Y (i.e. X ... part 1 and part 2), Home ... games, though they actually translated and modified them, as their ...Gummy Bears iso3d adventureHi! While checking out some of the Russian and other foreign TRDOS games I came across a rather nifty looking isometric 3d adventure "Gummy Bears"..…
... that looks like the original and has the same gameplay mechanic ... to the Magicland, New Dizzy, Last Will Dizzy, Dizzy X and Y (i.e. X ... part 1 and part 2), Home ... games, though they actually translated and modified them, as their ...Hypothetically....If you were putting together a "Spectrum +4" what presently available hardware would you include. My criteria would be total comparability (or as ne…
... thinking....
X and Y axis are common to all three tool heads ... for the printer and miller but needs to be fixed for ... but already well understood and easily available. To get round this I ... tool head to be able to carry its own electronics and by ...ccompletly baffeled machine codeHi everyone, BEFORE you ask i have not asked help for loads of problems i have recently now encountered and i figured the problems out myself, hones…
... the code mentioned above to get an x and y.
Then i do ... the rom. But i want to print stuff in the UDG ...DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…
... just copying data from one address to another and incrementing the pointers in ... is to have a copy of the screen somewhere in memory and ... use the DMA to copy the ... section of the screen from ...Genesis: dawn of a new day, new game from RetroWorks!It's been a long development, but finally we made it. We proudly present the latest game from RetroWorks, Genesis: dawn of a new day. [img]http://ww…
[QUOTE=kgmcneil;492514]TO: Velesoft: Mouse control on the ... driver
- adress with position X and Y for player (need trace game ... . Left mouse button is fire and right button unused/other features ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... is active before printing to the screen poking to 23675 and 23676:
[code]9000 LET msb=INT(address ... give the variable "address" the value corresponding to the address you have loaded ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... active before printing to the screen poking to 23675 and 23676:
...
[code]9000 LET msb=INT(address ... variable "address" the value corresponding to the address you have ... : You can use SCREEN$ to read the UDG as ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... is active before printing to the screen poking to 23675 and 23676:
[code]9000 LET msb=INT(address ... give the variable "address" the value corresponding to the address you have loaded ...50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
... hl
; HL now holds screen$ address
byte_A1D8:
db 0 ...
ld sp,hl ; put screen address to SP
exx
loc_A1E2 ... 6 bytes of tile graphics and to it all again
ld ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... drivers that i was able to find on the internet assume ... ) will return the value sent to OUT 32765 (#7ffd)"
< ... kempston
cp 0xda ; equal to pattern?
jr nz,no_kempston ... . it returns weird values for x and y (sometimes 255, 255, sometimes 255 ...Improving existing games by hacking?Certain ZX-Spectrum games are already too close to perfection so it seems nothing else could be changed within the hardware limitations to make them …
... Dizzys are present, like Dizzy Y:Return to Russia. Should I upload ... the missing ones?
-Dizzy X and Y ... could use aliases, something like Dizzy: Journey to Russia and Dizzy:Return to ...
