Copyright | (c) Conal Elliott 2008 |
---|---|
License | BSD3 |
Maintainer | conal@conal.net |
Stability | experimental |
Safe Haskell | None |
Language | Haskell98 |
Cross products and normals
Documentation
class HasNormal v where Source #
Thing with a normal vector (not necessarily normalized).
Instances
(VectorSpace s, HasBasis s, HasTrie (Basis s), HasNormal (Two s :> Three s)) => HasNormal (Three (Two s :> s)) Source # | |
(VectorSpace s, HasBasis s, HasTrie (Basis s), Basis s ~ ()) => HasNormal (Two (One s :> s)) Source # | |
(Num s, HasTrie (Basis (s, s)), HasBasis s, Basis s ~ ()) => HasNormal (Two s :> Three s) Source # | |
(HasBasis s, HasTrie (Basis s), Basis s ~ ()) => HasNormal (One s :> Two s) Source # | |
normal :: (HasNormal v, InnerSpace v, Floating (Scalar v)) => v -> v Source #
Normalized normal vector. See also cross
.