Forums Technical Discussion Why?

Why?

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happybabywzy
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Hi, I use Reflect Vop to reflect a vector to mirror direction with a normal vector , but why like this?
Edited by happybabywzy - June 4, 2023 06:39:54

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protozoan
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Your incoming @N has the wrong direction for your desired output. It needs to point downwards, like (-1, -1, 0). Direction is important for the vex reflect function.
Martin Winkler
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Konstantin Magnus
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Your input vector points upwards already, that's why it gets reflected down.
https://procegen.konstantinmagnus.de/ [procegen.konstantinmagnus.de]
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happybabywzy
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protozoan
Your incoming @N has the wrong direction for your desired output. It needs to point downwards, like (-1, -1, 0). Direction is important for the vex reflect function.

Thank you for your reply , it helps a lot
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happybabywzy
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Konstantin Magnus
Your input vector points upwards already, that's why it gets reflected down.

Thank you for your reply , it helps a lot
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