clojure.math.geometry documentation
Vector algebra.
EuclideanVector
Types with basic vector arithmetics: plus, minus, scale, dot.
Known imlpementations:
Clojure seqables,
double arrays,
Common-Math's Vector2D and Vector3D,
EJML's DenseMatrix64F.
HasCross
Vectors which support a cross product: cross.
Known implementations:
Clojure seqables of length 3 or 2
double arrays of length 3 or 2,
Common-Math's Vector2D and Vector3D.
For 2D vectors cross returns a scalar.
HasEuclideanNorm
Defines an Euclidean norm and distance: norm, normalize, dist.
Known imlpementations:
Clojure seqables,
double arrays,
Common-Math's Vector2D and Vector3D,
EJML's DenseMatrix64F.
cross
(cross x y)
Returns a cross product between two three-dimensional vectors.
dist
(dist x y)
Euclidean distance between two vectors.
dot
(dot x y)
Calculates a dot product beween two vectors.
minus
(minus x y)
Subtracts vector y from x.
norm
(norm x)
Calculates an Euclidean norm of the vector.
normalize
(normalize x)
Returns a vector of length 1 coaligned with the original vector x.
plus
(plus x y)
Calculates a sum of vectors x and y.
scale
(scale x alpha)
Multiplies a vector x by a scalar alpha.