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Tommygun Masking confusion.See when masking a sprite in TommyGun, yeah, does red mean 'show the background' or 'don't show the background'? I come from a SevenUp usage backgro…
See when masking a sprite in TommyGun, yeah, does red mean 'show the background' or 'don't show the background'?
I come from a SevenUp usage background, so I'm just trying to figure it out in TG.
Thanks -
Wide sprites in SP1 + Z88DKThe calls to sp1_CreateSpr(); and sp1_AddColSpr(); seems to have changed. Could someone please offer help in how to create a wide (wider than 16 pix…
The calls to sp1_CreateSpr(); and sp1_AddColSpr(); seems to have changed.
Could someone please offer help in how to create a wide (wider than 16 pixels) sprite (preferably starting from SevenuP) using Z88DK and SP1. -
Basic Programming Routine Needed . . . HELP!Hello there, I though i would try and redo an old classic (pacman) in basic . . . BUT . . . I can't remember how to write the code to see what chara…
Hello there,
I though i would try and redo an old classic (pacman) in basic . . .
BUT . . .
I can't remember how to write the code to see what character is next to my pacman . . . i.e. if there is a dot - then pacman eats it, if there is ... -
Calling ROM routinesFirstly, sorry if this is the wrong forum to post this in, but I wasn?t quite sure under which heading is best fitted. I?m trying to figure out how…
... to invoke the LOOKVAR ROM routine to discover where a variable ... -
Self Relocating CodeOn page 47 of [url]http://www.tim-mann.org/trs80/doc/ldosq1-3.txt[/url] is an article about relocating code. The documented routine that performs the…
On page 47 of [url]http://www.tim-mann.org/trs80/doc/ldosq1-3.txt[/url] is an article about relocating code.
The documented routine that performs the relocation looks very, very, similar to that used in HiSoft products... -
Pimp my code...Erm, this is just the result of a mental exercise - I wanted to repeatedly display a UDG but decided against using a ROM routine and UDGs! Any sugges…
... decided against using a ROM routine and UDGs!
Any suggestions ... -
Screen LoaderCouple days ago i find very interesting loader routine in ex Yugoslavia magazine "Svet Kompjutera" from january 1987. Authors of article, calls this …
... i find very interesting loader routine in ex Yugoslavia magazine "Svet ... /> Authors of article, calls this routine "bit-loader" and she load ... screen must be at 49152, routine start at 65024 and she ... and here is link and routine listing:
[url]http ... -
TZX format questionProbably a daft one, but I like to be sure of these things! For a block type 10 (a standard speed data block), the text states that all values in s…
... value, and still be "ROM-routine-compilant" as it would simply ... -
Blur codeHi I remember years back seeing some amazing speccy stuff - I saw some kind of blur effect? I think it was simple sprite movement back and forth 1 p…
... ? I think it was simple sprite movement back and forth 1 ... -
Pixel Explosion CodeJust a little snippet to cause explosive effects. It uses table lookups for the screen address, and can handle up to 32 pixel particles. A particle…
...
; (a) Drawn (remove the sprite), move, Drawn (in new position ... -
Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…
... replace the Basic style sub-routine that relied on easily corruptible ... -
Print routine for BASIC (or BASin)For anyone interested there's a crappy binary here to print characters from BASIC at pixel positions. Import the binary at 60000, USR 60000 to initia…
For anyone interested there's a crappy binary here to print characters from BASIC at pixel positions. Import the binary at 60000, USR 60000 to initialise the stream, then PRINT #4; AT y,x; etc. Probably the odd bug here and there but I really can't be ... -
Graphics Mask FormatsHi. Just a quick question. I'm curently hacking a little program to aid my in my own ZX development (i'm hoping to build a little collection of tools…
... of a 4-byte wide sprite), what to other people like ... be to have an entire "sprite" of Mask, then of Image ... -
Large spritesQuick question. Most of the documentation refers to creating sprites of a limited size. How would I create a sprite of for instance 32x32 or even la…
... . How would I create a sprite of for instance 32x32 or ... -
Converting ZX Sprites to imagesSo, having written a program to convert images into ZX sprites, I now want something that I can use to convert sprite data into an image. The idea is…
... I can use to convert sprite data into an image. The ... idea is that a sprite could be ripped out of ... -
The BASIC ISRFirst of all, excuse me if my blatant ignorance about this topic makes me write some nonsense :) The thing is that I'm finishing a game in mixed BAS…
... is having an interrupt service routine which calls the player each ... add a hook to my routine to the BASIC ISR. I ... would create a small routine which would just call the ... have no problem creating the routine, I just don't know ... -
tips on optimizing assemblyI wrote a small routine to rotate right a whole screen character line complete with attributes. This is my third ever assembly routine, so I guess i…
I wrote a small routine to rotate right a whole ... is my third ever assembly routine, so I guess it utterly ... -
info needed from Pop.Comp.Weekly 14&21 Nov'85Does anyone have the Popular Computing Weekly issues for 14th & 21st November 1985? There should be a listing for a Spectrum turbo load/save routine …
... a Spectrum turbo load/save routine on pages 21/22 of ... -
Trivial Pursuit -- incomplete TZXs?Hope I've posted this in the right place... I've noticed that the following Trivial Pursuit TZXs seem to be missing the question sets: [url]ftp://f…
... have had the question load routine hacked to use the standard ... -
Patch for Platform Game DesignerTwo minor bugs in the block designer have recently come to light in the Linear Game Designer, version 1.2. It appears that blocks 0 - 127 appear cor…
... second bug exists in the routine which checks that you are ... -
Help understanding some z80 asmI'm trying to work out how to represent the structure of a "sprite" in the SAM as "Grabbed" by SmallC. I can see the assembler implementation but I …
... represent the structure of a "sprite" in the SAM as
sprite structure itself is the data ... -
Wanted: z80 asm routines...for the Sam. This call goes out to Colin and others who know how it should be done. If you look on the Sam C disk you can see the implementation…
Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …
... on ( and obviously the 'screen_to_sdl' routine that gets called every time ...Who knows how to program a "pathfinder"?Hi all. I like to play games like "Colour Lines" and I think, I will create a version of this game for the SAM Coupe. It looks easy - until this "dam…
... "damn" thing of a pathfinder routine, which finds a path from ... closed.
Has anyone a routine or tip in Assembler for ...Syntax checkingI want to capture the command for i.e. microdrive in a standard ROM. The editor will give an error, but how can I redirect to my own routine? I will …
... I redirect to my own routine?
I will use an ... have looked in the editor routine at 0f2c, but I can ...Mode 2 Tile Editor SourceA Timex Mode 2 Tile Editor incorporating a byte mirror table. The compiled version is available in the CSSCGC 2008 collection from the WoS archive. …
... CHANNELS
; -------------
;
; This routine ensures that BASIC and channels ... /> jp $1655 ; exit via make_room routine
; ------------------------------------------------------------------------------
; DATA follows ...TrampsOne thing that annoys the hell out of me is tramps -- you can't escape the bastards, hanging around everywhere and reckoning they've got a God-given …
... 's College Hospital for a routine appointment, I was accosted by ...RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... /> call $1655 ; call the MAKE_ROOM routine
inc hl ; move HL ... ; high byte of the output routine
inc hl ; move HL ... bc,$15c4 ; address of input routine
ld (hl),c ... holds the offset to the routine
pop af ; restore ...
