srenblad/nalgebra
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Add a one-line description to each free-function.

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This is better than nothing.
This commit is contained in:
Sébastien Crozet 2013-10-08 01:59:15 +02:00
parent edf17b5667
commit d25534610d
3 changed files with 163 additions and 60 deletions
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7
README.md
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@ -1,3 +1,4 @@
/*!
# nalgebra
**nalgebra** is a linear algebra library written for Rust targeting:
@ -50,12 +51,12 @@ and keeps an optimized set of tools for computational graphics and physics. Thos
```rust
extern mod nalgebra;
use std::num::{Zero, One};
use nalgebra::na::{Vec3, Mat3};
use nalgebra::na;
fn main() {
let v: Vec3<f64> = Zero::zero();
let m: Mat3<f64> = One::one();
let v: Vec3<f64> = na::zero();
let m: Mat3<f64> = na::one();
let _ = m * v; // matrix-vector multiplication.
let _ = v * m; // vector-matrix multiplication.

6
src/lib.rs
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@ -51,12 +51,12 @@ and keeps an optimized set of tools for computational graphics and physics. Thos
```rust
extern mod nalgebra;
use std::num::{Zero, One};
use nalgebra::na::{Vec3, Mat3};
use nalgebra::na;
fn main() {
let v: Vec3<f64> = Zero::zero();
let m: Mat3<f64> = One::one();
let v: Vec3<f64> = na::zero();
let m: Mat3<f64> = na::one();
let _ = m * v; // matrix-vector multiplication.
let _ = v * m; // vector-matrix multiplication.

210
src/na.rs
View File

@ -217,13 +217,40 @@ pub fn set_translation<V, M: Translation<V>>(m: &mut M, v: V) {
* Translate<V>
*/
/// FIXME
/// Applies a translation to a vector.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::translation3d(1.0, 1.0, 1.0);
/// let v = na::vec3(2.0, 2.0, 2.0);
///
/// let tv = na::translate(&t, &v);
///
/// assert!(tv == na::vec3(3.0, 3.0, 3.0))
/// }
/// ```
#[inline(always)]
pub fn translate<V, M: Translate<V>>(m: &M, v: &V) -> V {
m.translate(v)
}
/// FIXME
/// Applies an inverse translation to a vector.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::translation3d(1.0, 1.0, 1.0);
/// let v = na::vec3(2.0, 2.0, 2.0);
///
/// let tv = na::translate(&t, &v);
///
/// assert!(tv == na::vec3(1.0, 1.0, 1.0))
/// }
#[inline(always)]
pub fn inv_translate<V, M: Translate<V>>(m: &M, v: &V) -> V {
m.inv_translate(v)
@ -240,7 +267,7 @@ pub fn inv_translate<V, M: Translate<V>>(m: &M, v: &V) -> V {
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::rotation3d(1.0, 1.0, 1.0);
/// let t = na::rot3(1.0, 1.0, 1.0);
///
/// assert!(na::rotation(t) == na::vec3(1.0, 1.0, 1.0));
/// }
@ -258,7 +285,7 @@ pub fn rotation<V, M: Rotation<V>>(m: &M) -> V {
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::rotation3d(1.0, 1.0, 1.0);
/// let t = na::rot3(1.0, 1.0, 1.0);
///
/// assert!(na::inv_rotation(t) == na::vec3(-1.0, -1.0, -1.0));
/// }
@ -268,19 +295,60 @@ pub fn inv_rotation<V, M: Rotation<V>>(m: &M) -> V {
m.inv_rotation()
}
/// FIXME
/// Rotates an object in-place.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let mut t = na::rot3(0.0, 0.0, 0.0);
/// let v = na::vec3(1.0, 1.0, 1.0);
///
/// na::rotate_by(&mut t, &v);
///
/// assert!(na::rotation(&t) == na::vec3(1.0, 1.0, 1.0))
/// }
/// ```
#[inline(always)]
pub fn rotate_by<V, M: Rotation<V>>(m: &mut M, v: &V) {
m.rotate_by(v)
}
/// FIXME
/// Creates a rotated copy of an object.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::rot3(0.0, 0.0, 0.0);
/// let v = na::vec3(1.0, 1.0, 1.0);
/// let rt = na::rotated(&mut t, &v);
///
/// assert!(na::rotation(&rt) == na::vec3(1.0, 1.0, 1.0))
/// }
/// ```
#[inline(always)]
pub fn rotated<V, M: Rotation<V>>(m: &M, v: &V) -> M {
m.rotated(v)
}
/// FIXME
/// Sets the rotation of an object.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let mut t = na::rot3(1.0, 0.5, 0.2);
/// let v = na::vec3(1.0, 1.0, 1.0);
///
/// na::set_rotation(&mut t, &v);
///
/// assert!(na::rotation(&t) == na::vec3(1.0, 1.0, 1.0))
/// }
/// ```
#[inline(always)]
pub fn set_rotation<V, M: Rotation<V>>(m: &mut M, v: V) {
m.set_rotation(v)
@ -290,13 +358,42 @@ pub fn set_rotation<V, M: Rotation<V>>(m: &mut M, v: V) {
* Rotate<V>
*/
/// FIXME
/// Applies a rotation to a vector.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::rot3(1.0, 0.0, 0.0);
/// let v = na::vec3(0.0, 0.0, na::pi() / 2.0);
///
/// let tv = na::rotate(&t, &v);
///
/// assert!(tv == na::vec3(0.0, 1.0, 0.0))
/// }
/// ```
#[inline(always)]
pub fn rotate<V, M: Rotate<V>>(m: &M, v: &V) -> V {
m.rotate(v)
}
/// FIXME
/// Applies an inverse rotation to a vector.
///
/// ```rust
/// extern mod nalgebra;
/// use nalgebra::na;
///
/// pub main() {
/// let t = na::rot3(1.0, 0.0, 0.0);
/// let v = na::vec3(0.0, 0.0, na::pi() / 2.0);
///
/// let tv = na::rotate(&t, &v);
///
/// assert!(tv == na::vec3(0.0, -1.0, 0.0))
/// }
/// ```
#[inline(always)]
pub fn inv_rotate<V, M: Rotate<V>>(m: &M, v: &V) -> V {
m.inv_rotate(v)
@ -306,7 +403,7 @@ pub fn inv_rotate<V, M: Rotate<V>>(m: &M, v: &V) -> V {
* RotationWithTranslation<LV, AV>
*/
/// FIXME
/// Creates a rotated copy of an object using a specific center of rotation.
#[inline(always)]
pub fn rotated_wrt_point<LV: Neg<LV>,
AV,
@ -317,7 +414,7 @@ pub fn rotated_wrt_point<LV: Neg<LV>,
m.rotated_wrt_point(amount, center)
}
/// FIXME
/// In-place version of `rotated_wrt_point`.
#[inline(always)]
pub fn rotate_wrt_point<LV: Neg<LV>,
AV,
@ -328,7 +425,7 @@ pub fn rotate_wrt_point<LV: Neg<LV>,
m.rotate_wrt_point(amount, center)
}
/// FIXME
/// Creates a rotated copy of an object using its own translation as the center of rotation.
#[inline(always)]
pub fn rotated_wrt_center<LV: Neg<LV>,
AV,
@ -338,7 +435,7 @@ pub fn rotated_wrt_center<LV: Neg<LV>,
m.rotated_wrt_center(amount)
}
/// FIXME
/// In-place version of `rotate_wrt_center`.
#[inline(always)]
pub fn rotate_wrt_center<LV: Neg<LV>,
AV,
@ -352,7 +449,7 @@ pub fn rotate_wrt_center<LV: Neg<LV>,
* RotationMatrix<LV, AV, R>
*/
/// FIXME
/// Builds a rotation matrix from a rotation-capable object.
#[inline(always)]
pub fn to_rot_mat<LV, AV, M: Mat<LV, LV> + Rotation<AV>, R: RotationMatrix<LV, AV, M>>(r: &R) -> M {
r.to_rot_mat()
@ -362,57 +459,57 @@ pub fn to_rot_mat<LV, AV, M: Mat<LV, LV> + Rotation<AV>, R: RotationMatrix<LV, A
* AbsoluteRotate<V>
*/
/// FIXME
/// Applies a rotation using the absolute values of its components.
#[inline(always)]
pub fn absolute_rotate<V, M: AbsoluteRotate<V>>(m: &M, v: &V) -> V {
m.absolute_rotate(v)
}
/*
* Transformation<V>
* Transformation<T>
*/
/// FIXME
/// Gets the transformation applicable by the given object.
#[inline(always)]
pub fn transformation<V, M: Transformation<V>>(m: &M) -> V {
pub fn transformation<T, M: Transformation<T>>(m: &M) -> T {
m.transformation()
}
/// FIXME
/// Gets the inverse transformation applicable by the given object.
#[inline(always)]
pub fn inv_transformation<V, M: Transformation<V>>(m: &M) -> V {
pub fn inv_transformation<T, M: Transformation<T>>(m: &M) -> T {
m.inv_transformation()
}
/// FIXME
/// In-place version of `transformed`.
#[inline(always)]
pub fn transform_by<V, M: Transformation<V>>(m: &mut M, v: &V) {
m.transform_by(v)
pub fn transform_by<T, M: Transformation<T>>(m: &mut M, t: &T) {
m.transform_by(t)
}
/// FIXME
/// Gets a transformed copy of an object.
#[inline(always)]
pub fn transformed<V, M: Transformation<V>>(m: &M, v: &V) -> M {
m.transformed(v)
pub fn transformed<T, M: Transformation<T>>(m: &M, t: &T) -> M {
m.transformed(t)
}
/// FIXME
/// Sets the transformation of an object.
#[inline(always)]
pub fn set_transformation<V, M: Transformation<V>>(m: &mut M, v: V) {
m.set_transformation(v)
pub fn set_transformation<T, M: Transformation<T>>(m: &mut M, t: T) {
m.set_transformation(t)
}
/*
* Transform<V>
*/
/// FIXME
/// Applies a transformation to a vector.
#[inline(always)]
pub fn transform<V, M: Transform<V>>(m: &M, v: &V) -> V {
m.transform(v)
}
/// FIXME
/// Applies an inverse transformation to a vector.
#[inline(always)]
pub fn inv_transform<V, M: Transform<V>>(m: &M, v: &V) -> V {
m.inv_transform(v)
@ -422,13 +519,13 @@ pub fn inv_transform<V, M: Transform<V>>(m: &M, v: &V) -> V {
* Dot<N>
*/
/// FIXME
/// Computes the dot product of two vectors.
#[inline(always)]
pub fn dot<V: Dot<N>, N>(a: &V, b: &V) -> N {
a.dot(b)
}
/// FIXME
/// Computes a subtraction followed by a dot product.
#[inline(always)]
pub fn sub_dot<V: Dot<N>, N>(a: &V, b: &V, c: &V) -> N {
a.sub_dot(b, c)
@ -438,25 +535,25 @@ pub fn sub_dot<V: Dot<N>, N>(a: &V, b: &V, c: &V) -> N {
* Norm<N>
*/
/// FIXME
/// Computes the L2 norm of a vector.
#[inline(always)]
pub fn norm<V: Norm<N>, N: Algebraic>(v: &V) -> N {
v.norm()
}
/// FIXME
/// Computes the squared L2 norm of a vector.
#[inline(always)]
pub fn sqnorm<V: Norm<N>, N: Algebraic>(v: &V) -> N {
v.sqnorm()
}
/// FIXME
/// Gets the normalized version of a vector.
#[inline(always)]
pub fn normalized<V: Norm<N>, N: Algebraic>(v: &V) -> V {
v.normalized()
}
/// FIXME
/// In-place version of `normalized`.
#[inline(always)]
pub fn normalize<V: Norm<N>, N: Algebraic>(v: &mut V) -> N {
v.normalize()
@ -466,7 +563,7 @@ pub fn normalize<V: Norm<N>, N: Algebraic>(v: &mut V) -> N {
* Cross<V>
*/
/// FIXME
/// Computes the cross product of two vectors.
#[inline(always)]
pub fn cross<LV: Cross<AV>, AV>(a: &LV, b: &LV) -> AV {
a.cross(b)
@ -476,7 +573,8 @@ pub fn cross<LV: Cross<AV>, AV>(a: &LV, b: &LV) -> AV {
* CrossMatrix<M>
*/
/// FIXME
/// Given a vector, computes the matrix which, when multiplied by another vector, computes a cross
/// product.
#[inline(always)]
pub fn cross_matrix<V: CrossMatrix<M>, M>(v: &V) -> M {
v.cross_matrix()
@ -486,7 +584,7 @@ pub fn cross_matrix<V: CrossMatrix<M>, M>(v: &V) -> M {
* ToHomogeneous<U>
*/
/// FIXME
/// Converts a matrix or vector to homogoneous coordinates.
#[inline(always)]
pub fn to_homogeneous<M: ToHomogeneous<Res>, Res>(m: &M) -> Res {
m.to_homogeneous()
@ -496,7 +594,9 @@ pub fn to_homogeneous<M: ToHomogeneous<Res>, Res>(m: &M) -> Res {
* FromHomogeneous<U>
*/
/// FIXME
/// Converts a matrix or vector from homogoneous coordinates.
///
/// w-normalization is appied.
#[inline(always)]
pub fn from_homogeneous<M, Res: FromHomogeneous<M>>(m: &M) -> Res {
FromHomogeneous::from(m)
@ -506,7 +606,9 @@ pub fn from_homogeneous<M, Res: FromHomogeneous<M>>(m: &M) -> Res {
* UniformSphereSample
*/
/// FIXME
/// Samples the unit sphere living on the dimension as the samples types.
///
/// The number of sampling point is implementation-specific. It is always uniform.
#[inline(always)]
pub fn sample_sphere<V: UniformSphereSample>(f: &fn(V)) {
UniformSphereSample::sample(f)
@ -523,7 +625,7 @@ pub fn sample_sphere<V: UniformSphereSample>(f: &fn(V)) {
* Absolute<A>
*/
/// FIXME
/// Computes a component-wise absolute value.
#[inline(always)]
pub fn absolute<M: Absolute<Res>, Res>(m: &M) -> Res {
m.absolute()
@ -533,13 +635,13 @@ pub fn absolute<M: Absolute<Res>, Res>(m: &M) -> Res {
* Inv
*/
/// FIXME
/// Gets an inverted copy of a matrix.
#[inline(always)]
pub fn inverted<M: Inv>(m: &M) -> Option<M> {
m.inverted()
}
/// FIXME
/// In-place version of `inverted`.
#[inline(always)]
pub fn invert<M: Inv>(m: &mut M) -> bool {
m.invert()
@ -549,13 +651,13 @@ pub fn invert<M: Inv>(m: &mut M) -> bool {
* Transpose
*/
/// FIXME
/// Gets a transposed copy of a matrix.
#[inline(always)]
pub fn transposed<M: Transpose>(m: &M) -> M {
m.transposed()
}
/// FIXME
/// In-place version of `transposed`.
#[inline(always)]
pub fn transpose<M: Transpose>(m: &mut M) {
m.transpose()
@ -565,7 +667,7 @@ pub fn transpose<M: Transpose>(m: &mut M) {
* Outer<M>
*/
/// FIXME
/// Computes the outer product of two vectors.
#[inline(always)]
pub fn outer<V: Outer<M>, M>(a: &V, b: &V) -> M {
a.outer(b)
@ -575,7 +677,7 @@ pub fn outer<V: Outer<M>, M>(a: &V, b: &V) -> M {
* Cov<M>
*/
/// FIXME
/// Computes the covariance of a set of observations.
#[inline(always)]
pub fn cov<M: Cov<Res>, Res>(observations: &M) -> Res {
observations.cov()
@ -585,7 +687,7 @@ pub fn cov<M: Cov<Res>, Res>(observations: &M) -> Res {
* Mean<N>
*/
/// FIXME
/// Computes the mean of a set of observations.
#[inline(always)]
pub fn mean<N, M: Mean<N>>(observations: &M) -> N {
observations.mean()
@ -601,7 +703,7 @@ pub fn mean<N, M: Mean<N>>(observations: &M) -> N {
* MatCast<M>
*/
/// FIXME
/// Converts a matrix to a matrix with different value type.
#[inline(always)]
pub fn cast_mat<M: MatCast<Res>, Res>(m: M) -> Res {
MatCast::from(m)
@ -611,7 +713,7 @@ pub fn cast_mat<M: MatCast<Res>, Res>(m: M) -> Res {
* VecCast<M>
*/
/// FIXME
/// Converts a matrix to a matrix with different value type.
#[inline(always)]
pub fn cast_vec<V: VecCast<Res>, Res>(v: V) -> Res {
VecCast::from(v)
@ -621,13 +723,13 @@ pub fn cast_vec<V: VecCast<Res>, Res>(v: V) -> Res {
* Basis
*/
/// FIXME
/// Computes the canonical basis for a given dimension.
#[inline(always)]
pub fn canonical_basis<V: Basis>(f: &fn(V) -> bool) {
Basis::canonical_basis(f)
}
/// FIXME
/// Computes the basis of the orthonormal subspace of a given vector.
#[inline(always)]
pub fn orthonormal_subspace_basis<V: Basis>(v: &V, f: &fn(V) -> bool) {
v.orthonormal_subspace_basis(f)