Dabear <nomail@nomail> wrote:
> i came around the documentation site
> http://www.povray.org/documentation/view/3.6.1/348/
> and it says: "Adding reflection to a texture makes it take longer to render
> because an additional ray must be traced."
> I am wondering why it would take longer if i specify "reflection {1}". I always
> thought that you are then able to instantly calculate in which direction the ray
> must go and then just take the first objects color which is hit by the reflected
> ray.
It's slower because now you have to trace two rays instead of one (which
would be the case when there's no reflection).
--
- Warp
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