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Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
... sense to have a routine to do it. Although ... /> [CODE]
; a holds tile number
bit 7 ... so just print the 8x8 tile
and %11111100 ; ... mask out the tile number without the flip bits ... for example.
; tile 1 is flipped H& ... -
Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
... subject of map compression and tile mirroring.
And when ... time to write the sprite routine - start out by using preshifted ... -
JP (HL) confusionokay.... JP nn will jump to memory address nn. JP (HL) ,I assumed would read the contents of memory address HL and jump to the location and be a gre…
... is standing on a tile/bonus/explosion etc.
[code]
; my tile data is in multiples of ... L points to the correct tile type
LD A ... ) ; do the jump to the routine
; these ... -
JP (HL) confusionokay.... JP nn will jump to memory address nn. JP (HL) ,I assumed would read the contents of memory address HL and jump to the location and be a gre…
...
[CODE]
; my tile data is in multiples of ... L points to the correct tile type
LD A ... ) ; do the jump to the routine
; these ... ZX81 in the video routine to jump around between ... -
JP (HL) confusionokay.... JP nn will jump to memory address nn. JP (HL) ,I assumed would read the contents of memory address HL and jump to the location and be a gre…
... cc or CALL cc a routine loading HL and use a ...
[CODE]
; my tile data is in multiples of ... ) ; do the jump to the routine
; these are the ... -
New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…
... . Dominic Robinson published his routine in Your Sinclair magazine. ... ]aowen[/B] published a tile-based graphics engine, but I ... looking at interleaving a scrolling routine with a multicolour engine, ... ) 8x2 multicolour, with a tile / sprite redraw system on ... -
Pacman monster helpso I am trying to write a pacman game in Specbas [youtube]0R4XmkzBfHs[/youtube] got it working ok so far.... now the tricky bit the monsters in p…
... and "G" is the green tile. "R" is the red ghost ... 's current tile.
Tx = (Rx - Gx ... />
well I have a routine to find the shortest route ... I just need the target tile and then jump to that routine. -
Pacman monster helpso I am trying to write a pacman game in Specbas [youtube]0R4XmkzBfHs[/youtube] got it working ok so far.... now the tricky bit the monsters in p…
... />
well I have a routine to find the shortest route ... need the target tile and then jump to that routine.[/QUOTE]
There's a shortest distance routine, a "which ways can a ... ghost move from here" routine, and the one I listed ... -
Porting Blues Brothers CPC->ZX...just an ideaI've just watched a video of the CPC version of the Blues Brothers games by Titus [url]http://www.youtube.com/watch?v=6DOj-Ta3Ek4...Based[/url] on th…
... , they use almost the same tile numbers, so it wouldn't ... KB) to make a scroll routine that moves 2 pixels at ... -
Porting Blues Brothers CPC->ZX...just an ideaI've just watched a video of the CPC version of the Blues Brothers games by Titus [url]http://www.youtube.com/watch?v=6DOj-Ta3Ek4...Based[/url] on th…
... have to rigidly copy the tile designs from a machine with ... to a highly complicated sprite routine.
Now you want ... of the bitmap for each tile too (and make it character ... -
Test screens for ZX PrismNot sure that this is *really* the right section for this request, but it's relating to new hardware I'm developing so let's start it off here - a mo…
... , a platform game uses one routine to draw backgrounds/platforms and ... at the beginning of each routine and get rid of colour ... I manage to implement a tile/sprite mode.
[QUOTE ... sprites as part of a tile/sprite mode; the exact nature ... -
X=Y=ZFirst public outing of X=Y=Z for the 48K Spectrum, a 4-level demo which can be download from: [as TZX] [URL="http://www.bobs-stuff.co.uk/extras/xyzd…
... LD ($96E4), A ; set keyboard routine to read or ignore Kempston ... possible to reach the FINISH tile without using any SWITCHES. If ... -
Creating a linked list in Z80[FONT=Calibri][SIZE=3]I am using a circular buffer to store tiles to be displayed on the screen. Tiles only appear for a set period of time, so when …
... can add the next printable tile at the end of chain ... . Delete a tile by simply pointill? to the ... next tile.
Add a tile by afding the ... a routine to find a free address for a next tile.
BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…
... br />
Routine [B]showTilePos[/B] ... tile
BIFROSTsetTile(...) ' set 2nd tile
BIFROSTsetTile(...) ' set 3rd tile ... BIFROSTshowTilePosL(...) ' show 1st tile instantly
BIFROSTshowTilePosL(...) ...Interesting demo effectAnyone know how the tunnel effect from the end of this demo is achieved? It starts at 4:45 with a plain tunnel that could just be built up and then …
... combined of precalculated sprites (of tile size) placed according to a ... room for music and the routine has to be tuned to ... frames, so, after drawing each tile you should test if the ... extra delay (counted for each tile in each phase) when the ...SpritesYes yes, I know this has been hashed over plenty of times before, but... I have knocked up a quick tiling routine which works with my back buffer co…
... sleep
Create a tile for each player,
(simplified ... br />
copy the 3 tile graphics needed for each player ... screen
restore the original tile values from the buffer back ... then reworked the sprite draw routine again, again, again to ...SpritesYes yes, I know this has been hashed over plenty of times before, but... I have knocked up a quick tiling routine which works with my back buffer co…
... sleep
Create a tile for each player,
(simplified ... br />
copy the 3 tile graphics needed for each player ... screen
restore the original tile values from the buffer back ... then reworked the sprite draw routine again, again, again to ...New Game: Escape from Colony 8[I]I can't really tell what happened, when they first attacked our base or where they came from, but Colony 8 is lost. My only chance is to get to ha…
... confident, start writing a sprite routine and regain that 12k![/QUOTE ... anyone can write a simple routine that does the bare minimum ... rotation tables.
The tile array is 512 bytes (two ...Snowfall effectHow do you go about creating a snowfall effect like the one in Yeti? Now don't laugh, I'm currently printing 32 UDG's of dots OVER the top of my gam…
... a ;returns with a holding tile number
jr nz ... e ;e now holds tile number 0-192 to ... ;hl now pointing at tile
ld a,(hl ... /> ret ;return with A holding tile
;
map db ... ;
drawblocks ;just a quick routine to paint some attr blocks ...Snowfall effectHow do you go about creating a snowfall effect like the one in Yeti? Now don't laugh, I'm currently printing 32 UDG's of dots OVER the top of my gam…
... a ;returns with a holding tile number
jr nz,inblock ... a ;returns with a holding tile number
jr nz,missball ... /> ret ;return with A holding tile
;
map db 1 ... /> ;
drawblocks ;just a quick routine to paint some attr blocks ...64x48 monochrome big pixels display ideaHi. I was playing with this idea of having a simple 64x48 bytes buffer, 1 byte per pixel, then a renderer which would take that buffer and render it…
... idea is creating a simple tile/sprite engine which works with ... the start of each sub-routine can be discarded when using ...Edge Grinder, how would YOU do it?I always meant to post about this and AndyC reminded me in the 'vs' thread in games. [QUOTE=AndyC;808887]The thing I love about threads like this is…
... of transitions, e.g. Tile A-B, B-C, ... not having to model every tile flowing into every other ... possible tile. So maybe introduce some ... runs), and write a tile renderer that can redraw the ... in your fastest sprite routine, and off you go.Any Examples of player controlled masked sprite over flip screen tilemapped rooms?Please does anyone kindly have any z80 code examples of a flip screens tile map with a masked character sprite that you can control via keyboard, ie …
... to separate each stage. My tile code I think was well ... bothered to write a sprite routine yet lol Not far away ...Any Examples of player controlled masked sprite over flip screen tilemapped rooms?Please does anyone kindly have any z80 code examples of a flip screens tile map with a masked character sprite that you can control via keyboard, ie …
... routine to paint the screen from a tile map, one tile ... at a time.
(2) Write a routine ... is to mark any tile squares that have sprites drawn ... write. Try limiting your tile map to the top ... limit yourself to four tile types, so you can ...Any Examples of player controlled masked sprite over flip screen tilemapped rooms?Please does anyone kindly have any z80 code examples of a flip screens tile map with a masked character sprite that you can control via keyboard, ie …
Most real tile/sprite routines are heavily optimised ... the person that wrote the routine in the first place :wink ... /> 3. Sprite masking.
4. Tile drawing.
5. Marking 'dirty ...Subtract 4 from an addressThis is a novice Z80 question really: I'm trying to vertical scroll my back buffer, but I'm not sure of the quickest way to apply an offset and mo…
Could you use the stack to draw a 16x16 tile to the screen efficiently? I was considering the above routines, and it occurred adding 20 bytes each line might make the routine a little slow...Advices for double buffering ?Hi, I'm currently coding graphics routines for a forthcoming game, I use a double buffer (the dummy screen is at $e000, the code at $8000) to pro…
... . If there's no complicated tile/sprite layers that must be ... size. A fullscreen SP copy routine takes about 90-93K T ...Full-screen 32 columns bicolor engine NIRVANA+I'm glad to announce the release of [b]NIRVANA+ ENGINE[/b], providing support for bicolor graphics (multicolor 8x2) in 32 columns for all standard Sp…
... we can simply reserve a tile sprite for each entity and ... implemented last week a drawing routine using "OR". It's slower ...New NIRVANA+ feature: wide tiles!The size of each bicolor tile in [b]NIRVANA+[/b] is 2x2 characters (16x16 pixels), like this: [img]http://i60.tinypic.com/mw358y.png[/img] [i]* M…
... , combining PUSH-scroller and regular tile engine functionality (enabled by uniform ... insert it into the drawing routine. I also POP the graphics ... renders that row of every tile on the screen before coming ... on this by shifting each tile on its own (instead of ...New NIRVANA+ feature: wide tiles!The size of each bicolor tile in [b]NIRVANA+[/b] is 2x2 characters (16x16 pixels), like this: [img]http://i60.tinypic.com/mw358y.png[/img] [i]* M…
... of this kind to aid tile transitions, adding little detail here ... kind of magic screen clear routine* that just happens to print ...
