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Re: Object VR Default View State



> Traditionally you were able to add as many View States
(for example
> with QTVRAS) but have access to only two (Mouse Down view
State and
> Mouse Up View State - or Default View State).  Now with
LSP 4 and QT
> 6 you get access to all your View States.

my QTVRControlX ActiveX control also has such properties...

> Mind you that my question I think is more philosophical
than anything
> else.  I'm just wondering what were the engineers thinking
when they
> came up with the 3 types of View States (Default, Current
and Mouse
> Down).

I think the "Default" one is the one used when a new movie
is loaded (for the given movie controller), the mouse down
one is applied when mouse down transition happens and the
current is one that's active if you set it till it gets
changed by some mouse down event. When mouse up happens, not
sure if it will go back to what was the "current" one before
mousedown or the "default" one. I think its the "Default"
one that it goes back to

Plus, if you "get" the current viewstate it should give you
the "mouse down" value if the mouse is down at that moment
(unless setCurrentViewState was called after the mouse was
down and the mouse button hasn't been released yet)

In general the current one should be the one you see at the
moment, the other two are for the mouse down/up transitions
I think. So if you want to change an object to viewstate X
you set default=mousedown=X  and then current=X (since
setting default=X shouldn't change the viewstate till a
mouse up happens again)

haven't tried it for some time though, so I might be wrong
on the above...

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
George Birbilis <email@hidden>
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ QuickTime VCL and ActiveX controls
http://members.fortunecity.com/birbilis/QT4Delphi/
+ Plugs VCL and ActiveX controls
http://members.fortunecity.com/birbilis/Plugs/
+ Robotics club
http://www.mech.upatras.gr/~robgroup
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References: 
 >Re: zoom in [changing initial FOV of a movie] (From: Ken Turkowski <email@hidden>)
 >Re: zoom in [changing initial FOV of a movie] (From: Danilo Jurisich <email@hidden>)
 >Object VR Default View State (From: Francesco Schiavon <email@hidden>)



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