Re: [Gnash-commit] gnash ChangeLog testsuite/misc-ming.all/Makefil...

[strk]

On Fri, Nov 23, 2007 at 02:29:02AM +0000, Zou Lunkai wrote:

> +/* 
> + * Timeline:
> + * 
> + *   Frame  | 1 | 2 | 3 | 4 | 5 | 6 |
> + *  --------+---+---+---+---+---+---+
> + *   Event  |   |P  |RP | RP| * | J |
> + * 
> + *  P = place (by PlaceObject2)
> + *  R = remove (by RemoveObject2)
> + *  J = jump
> + *  * = jump target
> + *
> + * Description:
> + *
> + *  frame2: place mc1 at depth 100 with ratio 0
> + *  frame3: remove mc1, place mc2 at depth 100 with ratio 0.1
> + *  frame4: remove mc2, place mc3 at depth 100 with ratio 0.2
> + *  frame5: do nothing
> + *  frame6: jump to frame5
> + *
> + * Observed behaviour:
> + *
> + *   (1)mc1 constructed and unloaded twice;
> + *   (2)mc2 constructed and unloaded twice;
> + *   (3)mc3 constructed only *ONCE*, never unloaded.
> + *
> + * Deduction:
> + *
> + *   we need a temporary displaylist when jumping back, otherwise cann't 
> keep mc3 alive
> + *   in the current design attempt.
> + *
> + */

Doesn't one of the redesign attempts account for this ?
One was: "keep info about which static character belongs to each frame"
mc3 was placed in frame 4 and still alive, we're jumping to frame 5
so why should we build it again ? I guess its just the 'ratio' thing
preventing that, right ?

--strk;