... , like there's a library routine to change the border, and ... -- linked list, heap, etc ; several sprite libraries -- sp1, etc). The documentation ...

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

... consulted by the ROM beeper routine.

Of course this ... $38 (i.e. WHITE/'7' shifted left three times) which is ... to $00 however, the ROM routine will instead change it (or ... />
EDIT: I use a routine like this now to set ...

... much complicated, just use copy routine which wrap around edges of ... buffer model, particularly when the sprite being drawn also wraps... that ...

... scrolling, you might find this routine helpful (it produces 7 roll ... />
To get a value shifted right x pixels, use tbl_roll ...

Here's a scroll routine I wrote for scrolling the ... /POP copy, uses LDIR, uses pre-calculated screen cell offsets table ... , so the same
;scroll routine is used in both cases ...

... byte A
2) get shifted value - word A now
sprite, i.e. you can' ... the anim frames for the sprite or you'll get out ... them, i will not keep shifted sprites once putted on screen ... data for all byte values shifted right (and left) 1.. ...

... would use there own sprite routines. I used my ... Super Test because Paul Owens' routine was just horrendous, slow, ... up. (To make a sprite move and 'wrap around' ... the code would split the sprite into 2 sprites, bleed ... bleed the other sprite on the other side).

... would use there own sprite routines. I used my ... Super Test because Paul Owens' routine was just horrendous, slow, ... up. (To make a sprite move and 'wrap around' ... code would split the sprite into 2 sprites, bleed ... and bleed the other sprite on the other side).[/ ...

... constrained platform which means any sprite library has to compromise in ... wouldn't use a generic routine that can clip sprites to ...

Okay, the reverse-direction sprite stuff is now in for ... 've even written a little sprite selector routine to save having to ... re-use them instead. The routine which removes deleted blocks from ...

... is a very memory hungry sprite engine. Not wasteful mind you ... the border with a C routine like this:-

[code ...

... s = sp1_CreateSpr(..,..,1,..,..); // sprite is 1x1
sp1_AddColSpr(s ... ,SP1_DRAW_MASK2RB,..,0,..); // sprite is now 1x2
... only draw pixels shifted in from the left ... xthresh' parameter in a sprite's struct_sp1_ss actually determines ...

... it easier to move your sprite around in pixel increments. ... in HL.

This routine is all about moving the ... than drawing a 2x2 char sprite as individual characters with calls ... (INC H or zx_saddrpdown), write sprite data there, etc. Using something ...

... plan was to use a sprite for the door and animate ... it opening, however, such sprite use has been deemed wasteful ... or closed directly by a routine that literally pokes tiles into ...

... i write and rewrite one routine some times, to make speed ... , and more control of cpu), sprite rountime rotate 16 bits in ...

... editor, and optional routine to change palette
- sprite collision detection distances ... quickly
- fixed sprite frame bugs on sprite creation and deletion, removing ...

... these values in the initialise sprite script. Your initialise script ... a completely different movement routine for each baddie in ... />
Your baddies movement routine would then go something like ... still need two sprite types doing the same routine if you ...

... you could just have a pre-stored bitmap image that you ... to write a super-fast routine to draw them from different ...

... />
The 42 char print routine is still a little clunky ... not too shabby. The fourth sprite can't quite get to ...

... take a look at play routine in honey honey now :) Catch ... - yeah the Honey Honey playback routine is nothing special. It's ... quality must come from the pre-processing. Please help!!!

routine is playing a sample only ...

... could give you the actual routine addresses, but I don't ... ., which in a frame one sprite is shown, the next frame ... the other sprite is shown at the same ... me (use a ball shaped sprite and the same colours I ...

... br />
If one 8X2 sprite, takes up 4K of memory ... table is not per sprite but is for all of ... the sprite down you use the values in the pre-shift ... . That single 8*2 sprite (128 bytes without collison ... Attributes) can, thanks to pre-shift tables, be put down ...

... reason that is that those sprite routines use POP. Here's ... applied here
OR E ; Sprite data byte here
LD ... the programmer will prefer the sprite byte being first. Because the ... to read more about this routine.

And seriously, if ...

... of mask, one mask of sprite
- interweave: one ... sprite
- keep sprite data and mask data separately (you call DrawMask routine ... and then DrawSprite routine)

sprite[/I] format makes them ...

... you can keep the interrupt routine in a memory area that ... ,[/QUOTE]

The interrupt routine and IM2 table will reside ... speed, I'll need to pre-calculate bit-shifts of my ...

... a sub-routine to handle various different actions by pre-loading the ...

... ridiculously huge amount of software sprite based games which move smoothly ... one of those is a sprite as well. About half-way ... move freely but backgrounds are pre-defined so it's just ... once, and the trajectory is pre-calculated. Cobra is something special ...

... you could use pre-shift tables to implement pixel-shifted Sprites and ...

... want to process every separate sprite in RAM 0, and then ... want to put the interrupt routine in bank 2 as well ...