... need to draw a small sprite (16 bytes) on to ... the screen (based on the sprite x,y). I would ... then draw the sprite to the screen using the ... next screen update I would erase the old image with ... screen address then draw the sprite again. Does this seem a ...

... screens tile map with a masked character sprite that you can control ... trying to understand more about sprite animation over backgrounds and tilemaps ...

... ; // hi-res vertical sprite movement
int dhrcPlayer ... // hi-res horizontal sprite movement
int ... }

// erase player sprite
if (HRC2OFFSET(hrcPlayer) ...

... ; // hi-res vertical sprite movement
int dhrcPlayer ... /> }

// erase player sprite
if (HRC2OFFSET(hrcPlayer) == ... br />
// erase enemy sprite
h = hrc[ ...

... was to do a 16x16 masked sprite. There's no clearing here ... /> With that routine, drawing a sprite takes 546 + 768 = 1314 ... bytes, with each additional sprite taking the 768 bytes more ... different shifted positions of the sprite will take different times to ...

... table, and simply store each sprite preshifted in its eight positions ... sprites. For a small (16x16) masked sprite, it would take 768 bytes ... the data for that particular sprite. You could use a ... the sprites. Then call your sprite drawing routine.

...

... /> Timing for 32 x 32 masked sprite: 16084 tstates.

sprite in memory (sprite is stored in such ... br />

* Draw sprite in unshifted position. Called when ... HALT
CALL DRAWSPR ;Call sprite drawing routine

...

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

No ...

[quote]
On 2004-08-25 12:40, cispasoiu wrote:
quote:
Timing for 32 x 32 masked sprite: 16084 tstates.
[/quote]

Which is why real programmers don't use generic sprite routines! :)

... :

[code]

;masked sprite

;seems to be ... /> jr nz, 50 ;check if sprite wraps
ld a, l ... /> ld a, l ;check if sprite
and 31 ;goes around ...

...
; window frame sprite 2x2 chars
; extra ... kind = sp_MASK_SPRITE; /* create a masked sprite */
for (i=0; ... br /> /* sp_ClipStruct clips sprite to full screen */

... /> You should try editting a masked sprite in TG.
1. ... Create a new sprite, make sure you click the masked option.
masked colour options to pay with.
3. Draw a simple sprite ... create other sprites from different sprite frames.

Just ...

... br /> #define SP1_ID_MASK2 1 // masked sprite 2-byte definition (mask,graph ... #define SP1_ID_MASK2_NR 2 // masked sprite 2-byte definition (mask,graph ... #define SP1_ID_MASK2_LB 3 // masked sprite 2-byte definition (mask, ...

... > 21) // if sprite went off screen, reverse direction ... the single moving sprite an occluding sprite and see the ... create sprite loop:

[code]
// Create Ten Masked ... loop, we create a masked sprite as usual then the " ...

... /> a) People don't use masked sprites very often
b ... only use a single frames masked sprite or worst
c) People ...

... (wider than 16 pixels) sprite (preferably starting from SevenuP) ... used sp1_SprId2Type() to convert from sprite ID to integer index). ... an example creating a masked sprite 3 characters tall and ... $ff, 0

; sprite definition

._col0

... every time I change a masked sprite I have to reverse the ... this with) I use the sprite-editor exclusively for my games ...

... every time I change a masked sprite I have to reverse the ... this with) I use the sprite-editor exclusively for my games ...

... every time I change a masked sprite I have to reverse the ...

... with a nice flicker free masked sprite engine.

Re-definable ...

... same thing like moving small sprite.

basically, ... mirrored data, DD's (masked) sprite takes about 5000T to draw ... the very rough estimation for masked sprites with preshifted data ... T (including amortized overhead of sprite routine).

...

... able to write my first masked sprite display function, it took me ...

... boundaries, you can write a sprite routine that just displays the ... an inverted silhouette for every sprite frame. That is ANDed first ... the right shape, then the sprite is ORed. A less ... to draw the sprite, then another XOR to erase the sprite.

... four frames of a 24x32 masked sprite in zig-zag format.

... game has all the sprite area covered with an ... . To switch on a sprite, I only had to ... do a PRINT to erase a sprite, then another PRINT to ... colourfull blocks covering all the sprite area. Just take care ... paper to not reveal the sprite bitmap behind.

...

... 'd like to see a masked sprite routine used though. Just ORing ... , 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 ... been nominated to do the masked sprite routine, :P

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

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

... />
Well... My first sprite routines work this way: for ... every sprite, I have a routine to erase it from the ... routine is the calculate-rotate sprite. So, my interrupt routine ... 1 to N
- Erase the sprite from screen, restoring previous contents ...