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On 2/19/2018 8:50 PM, Kenneth wrote:
> Mike Horvath <mik### [at] gmail com> wrote:
>
>> // This script assumes the depth effect is *linear* from near to far,
>> which may not be the case.
>
> I've been thinking about that as well. My opinion is that it's NOT linear-- that
> the RED/BLUE 'mix' should not be equal across the model (and/or that the
> mid-point 'mix line' should not extend exactly to the mid-point of the model or
> of a larger entire scene.) The analogy I thought of was the visual effect of
> looking through binoculars at distant objects: The 3-D effect is reduced there;
> objects at different distances look kind of like flat planes, because our eyes
> are only _____ inches apart (not much parallax.) And MUCH more of a 3-D effect
> looking at closer objects.
>
Well, you can see this effect in POV-Ray too if you change the camera's
angle parameter.
https://commons.wikimedia.org/wiki/File:Camera_focal_length_distance_house_animation.gif
Mike
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