... flip the screen the main sprite does not spawn and you ... There is nothing wrong with AGD, I don't think I ... doing Trooper in PGD. AGD is let down by the ... expensive a 4 frame animated sprite can take up 1/ ... could only be remidied if AGD became some sort of ...

... involve giving each block a mask, and taking up another ... 40K of RAM and rewrite AGD as a Spectrum ROM, ... incorporate a GUI version of AGD with his emulator. I ... get you about the dummy mask screen, still would be ... although the delay in AGD does do a similar thing ...

Okay, the reverse-direction sprite stuff is now in for ... 've even written a little sprite selector routine to save having ... currently writing a game with AGD, avoid deleting characters in the ...

... me off but since using AGD I fancy another crack at ... and something other than box sprite collision detection. Otherwise horizontally the ...

... would only mean extending the mask 1 pixel out around the ... the mask your using, without having to create a separate sprite as ...

... /> struct sp1_ss { // "sprite structs" - 20 bytes - Every sprite is described by ... uchar width; // +2 width of sprite in tiles
uchar height ... is made to the sprite draw code (mask, xor, or, etc ...

... s = sp1_CreateSpr(..,..,1,..,..); // sprite is 1x1
sp1_AddColSpr(s ... ,SP1_DRAW_MASK2RB,..,0,..); // sprite is now 1x2
... ' parameter in a sprite's struct_sp1_ss actually determines ... sprite graphic down one pixel? Easy... subtract 1 (or 2 if mask ...

... elements on an intermediate sprite plane. sp1_PrintString allows ... mask data or not.

height = height of sprite ... srcframe = address of the unshifted sprite graphic

... /> When you create the sprite via sp1_CreateSpr and sp1_AddColSpr, ...

... which will in turn influence sprite limitations and issues of graphic ... tiles, the masking and sprite maps being something like 3x4 ... frame being 8x5, the mask and sprite maps would have frames equal ... can recycle and reuse sprite tiles and mask tiles in the same ...

... will in turn influence sprite limitations and issues of graphic ... can recycle and reuse sprite tiles and mask tiles in the ... typical sprite is 48x24 pixels which is 144 bytes. with mask it ... slower (logic behind constructing sprite from tiles) and possibly ...

... could write an optimized sprite routine that would allow ... example where 16 pixels wide sprite overlap three bytes
...
2)
to mask and draw 16-bit value ... 3*write
to mask and draw two 8-bits ... some rules for the sprite designers about how they ...

... ]

Each sprite is broken into collumns, each ... byte wide and sprite graphics are mixed with mask graphics.
... ;HL - screen address, SP (stack) - sprite data address

[code ... br /> AND D ;mask
OR E ;sprite
LD (HL ...

... all handled by AGD.[/QUOTE]

AGD tests for sprite coordinate overlaps ... : POKE 38474,23 will allow sprite grids to overlap by a ...

... plugging away adding things to AGD until I saw something I ... try to draw an alien sprite and when you see it ...

... examining and proofreading the first sprite sheet (email sent to Swainy ... , Im seeing three types of sprite:
1) Typical/Regular ... byte regular, then one byte mask, but one byte regular, one ... aligning them to a gridded sprite sheet, ready for any tools ...

... the fall table built into AGD but I'll have a ... make a sound untill a sprite is spawned but obviously it ... up I did change the sprite from an arrow to a ...

... ;set up E with the Mask to use - 11111111b = All ... - but ignore the following Mask shifting
;if the ... times - and Shift the Mask Byte as well, forcing ... Character Data, mask it with the Mask Byte and the ... PRINT routine, not a Sprite routine, which should take ...

Oops! Didn't notice the game was created with AGD. I suppose sprite movement cannot be enhanced then... :cry:

[QUOTE=Madonna Mk 2;448817]Oops! Didn't notice the game was created with AGD. I suppose sprite movement cannot be enhanced then... :cry:[/QUOTE]


afraid so, but still not a bad utility for the non-coder

... AND the mask and then OR the sprite, why the sprite first?

Surely, if you need the mask ...

... always want to use the mask before we use the sprite.)

... sprite data seeming to be packed in memory with the mask ... talking a pair of bytes, mask and sprite. I'm not. I ... , followed by all the mask bytes for a row.
sprite data, then all the mask data. It's ... to why it's not mask first, since you need ...

... reason that is that those sprite routines use POP. Here's ... /> AND D ; Mask byte applied here
OR E ; Sprite data byte ... the programmer will prefer the sprite byte being first. Because the ... sprite byte will popped into E, while the mask byte ...

... one byte of sprite, and then one byte of mask.

it's lots of bytes of sprite, and ... then lots of bytes of mask...

... bytes of sprite, and then lots of bytes of mask...[/QUOTE]You ... 're talking about "lots of bytes of sprite ... "one line of sprite, then one line of mask" is purely a ... there correctly! It's your sprite routine! Fix it, now!" :razz ...

... interleave the mask data in either format [sprite data]/[mask] or [mask]/[sprite data] it ... can also do [all sprite data][all mask ... /> So if you prefer mask data then sprite data - Both TommyGun and ...

... regarding sprite data seeming to be packed in memory with the mask ... talking about walking down a sprite table with the stack pointer ...

... /> - interweave: one byte of mask, one mask of sprite
- interweave: one row ... of mask, one row of sprite
- keep sprite ... data and mask data ...

... interleave the mask data in either format [sprite data]/[mask] or [mask]/[sprite data] it ... can also do [all sprite data][all mask ... /> So if you prefer mask data then sprite data - Both TommyGun and ...

... ?

Why does the sprite come first - and for at ... , shift it and then loading mask and shift it is very ...