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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?
Is there a ROM routine that can be called that reads the ATTR value of a co-ordinate? -
Troublesome routine, help needed!Having problems with this routine, it basically fires a rocket up the screen, but refuses to detect collisions. I'm using attribute blocks for detect…
... screen, but refuses to detect collisions. I'm using attribute blocks ... un-bright background i.e. ATTR value 1 but simply will ... /> ret
av1 defb 0 ;attr co-ord vals
defb ... /> defb 0
attr LD A, (rx1) ;calculate ATTR
LD (av1 ... -
Calculating screen address to alternative ATTR area?I'm using this small snippet of code to convert a screen address to an attribute cell address... [CODE]AttrDE: ld a, d ; get the hig…
... me the address of an ATTR cell placed somewhere else (like ... -
Dock's ZX Maze gameI'm hoping to finish a simple maze game in ZX Spectrum BASIC this week, as part of the Ludumdare Retro challenge. I used to dabble in speccy basic on…
... notes about the map and collisions. The map is achieved by ... collides with tiles with the ATTR read of 112, but I ... -
Jetset Willy ATTR Buffer 2Does anyone understand how Jetset Willy uses the system vars area as screen ATTR buffer 2? H5C00 D23552. Thanks
Does anyone understand how Jetset Willy uses the system vars area as screen ATTR buffer 2?
H5C00 D23552.
Thanks -
Other than using attributes what other ways to detect collisions, when using char based movement?So I'm slowly working out the bits and pieces to write a game completely in assembly. I've been using attributes when writing in BASIC to detect whet…
Platform vs BackgroundForgive my ignorance if this is a 'stoopid' question, but although I've written games for many platforms over the years I'm only now making my first …
... /> When checking for collisions you write your own ATTR routine which finds ...Graphics in Basic??What is the fastest way to draw high rez graphics in Basic. Andrew.
... ATTR is the more common way in Basic to detect collisions and ...Graphics in Basic??What is the fastest way to draw high rez graphics in Basic. Andrew.
... ATTR is the more common way in Basic to detect collisions and ...Abbaye des morts[url]http://www.locomalito.com/juegos_abbaye_des_morts.php[/url] Looks like Spectrum, sounds like Spectrum, but it's not a Spectrum ('cause no colou…
... around) unfortunately no sprites or collisions, events.
4) I've ... sp1_pss pss;
uchar attr;
uchar amask;
c->attr = attr; // set the sprite character's ...Troublesome routine, help needed!Having problems with this routine, it basically fires a rocket up the screen, but refuses to detect collisions. I'm using attribute blocks for detect…
... screen, but refuses to detect collisions. I'm using attribute blocks ... /> ret
av1 defb 0 ;attr co-ord vals
defb ... /> defb 0
attr LD A, (rx1) ;calculate ATTR
LD (av1 ... /> first: i cant see call attr
second: check bold line ...How do i learn to programAll the years i had a computer the only one i could program was the Texas Instruments Ti99/4a and when using extended basic with its so simple sprite…
... well all this peek and attr to detect what was where ...BASin Release 6 available for DownloadHi all - It's another cut'n'paste from CSS :) I've been tapping away again, and seeing as a couple of people have recently seen BASin's latest bits…
... expression (including such stuff as ATTR). Any that require a string ...New (?) auto-hacking methodFollowing a discussion with BadBeard on another thread, I think it would be appropriate for me to share something with the rest of the world (i.e. th…
... /> POKE 26496, 201 => No ATTR update (looks weird)
POKE ...Sinclair Basic compiler for PC?I know we all can use BASin to play for a while in a little window. But... What about creating a 80x86 EXE program from scratch using Sinclair Basic…
... Sinclair Basic? You know, the ATTR(), LET, SCREEN$, CODE, A$(x ...WYE Compiler Infoi wonder that nobody knows about this masterpiece... for example games BLUE THUNDER or some of AUTOMATA games were compiled by this tool... it is lim…
... for basic like sprites and attr manipulations..
simple benchmark ...ScanlinesHere's an excerpt from the FAQ: [quote] Now for the timings of each line itself: define a screen line to start with 256 screen pixels, then border, …
... two: a screen and an ATTR byte). The border is 48 ...Fastest way to write something to screen$Hi, I just got pasmo.exe and start playing with attr scrolling, well, not scrolling, just write different values to a block and see if I can introdu…
... .exe and start playing with attr scrolling, well, not scrolling, just ...BASin release 12c available for downloadHi again, folks - I've had no more reports of further bugs in BASin, so I'm assuming that we've now got a stable editor. Release 12c is now availab…
... displayed "X, Y" for the ATTR function, where it should have ...BASin release 12c available for downloadHi again, folks - I've had no more reports of further bugs in BASin, so I'm assuming that we've now got a stable editor. Release 12c is now availab…
... displayed "X, Y" for the ATTR function, where it should have ...Amazing Short Type-InsHey all ! Been having some pretty stressfull days lately so I tought I would type in some games. There was a very nice type-in book here in Slovenia…
Hey all !
Been having some pretty stressfull days lately so I tought I would type in some games. There was a very nice type-in book here in Slovenia called "Mirko Tipka na Radirko" which is roughly translated as "Mirko types on rubber" ( ...Fuse - Is there something wrong with my build?Just built Fuse this morning under 64-bit SUSE Linux 10, x86_64 architecture. It seems to work fine with most of my favorite games. (Manic Miner, Sp…
... with horizontal bands of flashing ATTR blocks
"fuse BlizzardPass ...So you think you know your Spectrum games, do you....I thought this might be a fun thing to test your knowledge of Spectrum games - below is a quote taken directly from Crash in their description of a p…
... of the vehicles are tricky, collisions with other vehicles or land ...Collision detectionI understand the basic methods for testing for collisions but I have question about the trickier situation of testing for when shots hit the backgrou…
... basic methods for testing for collisions but I have question about ... which obviously should not trigger collisions. Any idea on how this ...concerning marauderdo you also find marauder's collisions detection spoiling the game so much?
do you also find marauder's collisions detection spoiling the game so much?New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
... to combine it with the ATTR reads. It's comfortably under ...Disappearing/appearing effectI remember doing a small routine in BASIC which could be used to cover the attributes section randomly, until all 704 characters were filled with the…
... my routine used RND and ATTR to paint randomly at x ...BASIC Keyword ReferenceRealised that the Sinclair Basic section would be a better place for discussion of BASIC keywords, so for reference the old thread is in [thread=2005…
... MOVE : E : SYM + 6
ATTR : E : SYM + L NEW : K ...Pentagon 8x1 attr mode - what's the POKE?There isn't one. It's an OUT.
There isn't one. It's an OUT.John Elliot does it again! Re: TOS disks.[url]http://groups.google.co.uk/group/comp.sys.amstrad.8bit/browse_thread/thread/aa809b6f6b9c6f7f#[/url] It is now possible (and easier) to extract …
...
Name Bytes Recs Attr update create
------------ ------ ------ ---- ----------------- -----------------
ASM ...
