Re: [Hgengine-devs] XML Scene Graph

[Charles L. <ch...@cn...>]

The point should be inversely transformed, going in - then it should 
collide - then the point should be transformed going out.  If the user 
is on a point where they should be - the input point and output point 
should be identical.   I intend to investigate this later this evening.

Charles

Josh Allen wrote:
>
>
>     2) This brought up an issue in the Terrain, that I still haven't
>     figured
>     out.  It seems to portal the user over to a point in the terrain.
>      I.e.
>     you pass in one point, however it ends up being a completely different
>     point.  It does produce the right results transformed back.  I am not
>     sure why the issue is only one way.
>
> Because if the point that was returned to the camera by the terrain 
> where used in the next point computation there would be feedback and 
> the camera flies off into infinity. 
> This is because the terrain has been translated an rotated.  If it 
> were at 0,0,0 and not rotated, the feedback would not be an issue.
>
> Josh
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