I was wondering if anyone could point me in the direction of a really basic example of a per-pixel sprite routine? Preferably commented.

The screen layout confuses me so much!

... the program enters this "move sprite" block?

... rickardberglind.se/zx/move-sprite-1.z80"]here[/URL ...
[B]loadloop[/B] ;routine to write graphic into screen ... c=number of columns in "sprite"
ld e,8 ... e=number of rows in "sprite"
ld d,31 ...

... can be masked or not.

Total sprite area is ... .

Things like animated backgrounds are faster than sprites ... of sophistication of the sprite routines a little bit.< ... for clipping raises the sprite routine sophistication another notch.

... determine whether things can be masked or not.[/QUOTE]
... Anonymous;625774]Things like animated backgrounds are faster than ... of sophistication of the sprite routines a little bit ... for clipping raises the sprite routine sophistication another notch.[/QUOTE ...

... /> call drawsproffscr ;Draw offscreen sprite graphics to screen
... the sprite passes a whole character, the movement routine draws the ... edges so the sprite doesn't ... is drawn and the sprite is masked and painted on. This ...

... incorporate collision detection into a sprite routine I writing.
The following ... /> POP DE ; e=mask, d=sprite image
LD A,(HL ... :
LD A,(HL) ; draw sprite as normal
AND E ...

Any sprite tutorial I come across is ... you create a person-shaped animated sprite which will collide with objects ...

... /> I've written a simple sprite routine that draws a 8x8 pixel ... each pixel row of the sprite separately. This works well (and ... a horribly flickery sprite? Currently, I have no routine. It leaves a ...

... map for (it was even animated). I can't remember much ... graphics were used in a sprite routine demo or something too, possible ... a demo of the z88dk sprite lib.

Would there ...

... sprites as part of the sprite routine?

I thought that ...

... shows many things like masked sprites, beeps, keyboard ... about writing a sprite routine, a joystick handler ... /> /****************************************

sp1 Sprite Demo 1

... sp1_ss *s; // sprite handle returned by sp1_CreateSpr()

... you develop a character oriented sprite routine (i.e one that treats ... which parts (chars) of the sprite are 'behind' selected parts of ... background information like "sprite chars should be masked in this position", "this ...

... sprites. For a small (16x16) masked sprite, it would take 768 bytes ... />
If you want the sprite routine to be versatile and cope ... you tailor your sprite routine one size of sprite then you can ...
In my own sprite routine, which is for 16x16 sprites ...

Here is the finished sprite routine. As it stands it can ... /> Timing for 32 x 32 masked sprite: 16084 tstates.

No ... /> HALT
CALL DRAWSPR ;Call sprite drawing routine

RET

... :
"Here is the finished sprite routine. As it stands it can ... /> Timing for 32 x 32 masked sprite: 16084 tstates.

No ...

... of factor's - size, whether masked or not, preshifted or not ... . A well written and optimised sprite routine should be able to manage ... would work fine for non-masked sprites as they don't ...

... br />
a sprite routine works fine when sprite is moving from right ... routines) by OR (or maybe masked), 28*16
[*][b] ... screen by LDI, sprites are masked. there is a trick, ... by different speed, back buffer, masked sprites
[*][b]Jetman silly ...

... map for (it was even animated). I can't remember much ... graphics were used in a sprite routine demo or something too, possible ... a demo of the z88dk sprite lib.

Would there ...

... the score routine, I was thinking of making an animated sprite for the ...

... same thing like moving small sprite.

... s (masked) sprite takes about 5000T to draw. sprite routine which have ... very rough estimation for masked sprites with preshifted data ... T (including amortized overhead of sprite routine).

...

... :

typical sprite is 48x24 pixels which is ... so the decission was that sprite routine will mirror sprites and will ... slower (logic behind constructing sprite from tiles) and possibly ... sprite line. because it is the line which need to masked ...

... done without exact knowledge of sprite routine.
[QUOTE]

2) sprite routine has to be able mirror ... mirrored. basically moving sprite data from storage is ... one frame. swainy's animated gif looks good at ... i finish complete sprite routine.

... 's not that suited to masked sprites. You can mirror the ... shown it here, the main sprite routine needs a bit of polishing ... be done to the mirrored routine. There's no raster tear ...

... very differently than the sprite routines typically discussed here ... for different types of sprites (masked, or, xor, left border, ... />
Almost every other sprite routine is doing something much simpler ... screen addresses as the sprite data is mixed with ...

... 'd like to see a masked sprite routine used though. Just ORing them ... , the interior detail of the sprite could still be masked out.

[QUOTE=ooze48k;587857]Wow, thank you very much, that makes alot of sense now.[/QUOTE]
Jolly good!

When polomint comes back, he said he'd do a masked sprite routine with similar line by line commentary for you... :lol:

... said he'd do a masked sprite routine with similar line by line ... been nominated to do the masked sprite routine, :P

... to do the masked sprite routine, :P[/QUOTE]

Masked sprite routines are pretty ... better to write your own sprite editor, then you can output ... it (pixel-based collision detection, sprite mirroring, the editor to create ...

... to one of the best masked sprite libraries for the Spectrum. Also ... you to write yet another sprite routine, but personally, I believe learning ...

... to one of the best masked sprite libraries for the Spectrum.[/QUOTE ... know if I want a masked sprite routine I'll just write one ...