Function directx_math::XMVector3RefractV

pub fn XMVector3RefractV(
    Incident: FXMVECTOR, 
    Normal: FXMVECTOR, 
    RefractionIndex: FXMVECTOR
) -> FXMVECTOR

Refracts an incident 3D vector across a 3D normal vector.

https://docs.microsoft.com/en-us/windows/win32/api/directxmath/nf-directxmath-XMVector3RefractV