Portability | non-portable (GHC extensions) |
---|---|
Stability | provisional |
Maintainer | nilsson@cs.yale.edu |
2D vector abstraction (R^2).
ToDo: Deriving Show, or provide dedicated show instance?
- data RealFloat a => Vector2 a
- vector2 :: RealFloat a => a -> a -> Vector2 a
- vector2X :: RealFloat a => Vector2 a -> a
- vector2Y :: RealFloat a => Vector2 a -> a
- vector2XY :: RealFloat a => Vector2 a -> (a, a)
- vector2Polar :: RealFloat a => a -> a -> Vector2 a
- vector2Rho :: RealFloat a => Vector2 a -> a
- vector2Theta :: RealFloat a => Vector2 a -> a
- vector2RhoTheta :: RealFloat a => Vector2 a -> (a, a)
- vector2Rotate :: RealFloat a => a -> Vector2 a -> Vector2 a
Documentation
Create a 2D vector
Obtain the X-magnitude of a vector
vector2Y :: RealFloat a => Vector2 a -> aSource
Obtain the X and Y magnitudes of a vector as an ordered pair
Create a vector from polar coordinates (magnituderho, directiontheta (radians))
Obtain the magnitude of a vector
vector2Rho :: RealFloat a => Vector2 a -> aSource
Obtain the direction of a vector
vector2Theta :: RealFloat a => Vector2 a -> aSource
Obtain the magnitude and direction of a vector as an ordered pair