srenblad/nalgebra
1
0
Fork 0
forked from M-Labs/nalgebra
Code Pull Requests Activity

Add more doc linking and some doc tests.

Browse Source
This commit is contained in:
Bruce Mitchener 2018-10-04 20:49:01 +07:00 committed by Sébastien Crozet
parent 5059d7ee7b
commit a01fde5699
5 changed files with 486 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

132
nalgebra-glm/src/aliases.rs
View File

@ -5,19 +5,151 @@ use na::{MatrixMN, VectorN, Vector1, Vector2, Vector3, Vector4,
Quaternion};
/// A matrix with components of type `N`. It has `R` rows, and `C` columns.
///
/// # See also:
///
/// * [`TMat2`](type.TMat2.html)
/// * [`TMat2x2`](type.TMat2x2.html)
/// * [`TMat2x3`](type.TMat2x3.html)
/// * [`TMat2x4`](type.TMat2x4.html)
/// * [`TMat3`](type.TMat3.html)
/// * [`TMat3x2`](type.TMat3x2.html)
/// * [`TMat3x3`](type.TMat3x3.html)
/// * [`TMat3x4`](type.TMat3x4.html)
/// * [`TMat4`](type.TMat4.html)
/// * [`TMat4x2`](type.TMat4x2.html)
/// * [`TMat4x3`](type.TMat4x3.html)
/// * [`TMat4x4`](type.TMat4x4.html)
pub type TMat<N, R, C> = MatrixMN<N, R, C>;
/// A column vector with components of type `N`. It has `D` rows (and one column).
///
/// # See also:
///
/// * [`TVec1`](type.TVec1.html)
/// * [`TVec2`](type.TVec2.html)
/// * [`TVec3`](type.TVec3.html)
/// * [`TVec4`](type.TVec4.html)
pub type TVec<N, R> = VectorN<N, R>;
/// A quaternion with components of type `N`.
pub type Qua<N> = Quaternion<N>;
/// A 1D vector with components of type `N`.
///
/// # See also:
///
/// ## Constructors:
///
/// * [`make_vec1`](fn.make_vec1.html)
/// * [`vec1`](fn.vec1.html)
/// * [`vec2_to_vec1`](fn.vec2_to_vec1.html)
/// * [`vec3_to_vec1`](fn.vec3_to_vec1.html)
/// * [`vec4_to_vec1`](fn.vec4_to_vec1.html)
///
/// ## Related types:
///
/// * [`BVec1`](type.BVec1.html)
/// * [`DVec1`](type.DVec1.html)
/// * [`IVec1`](type.IVec1.html)
/// * [`I16Vec1`](type.I16Vec1.html)
/// * [`I32Vec1`](type.I32Vec1.html)
/// * [`I64Vec1`](type.I64Vec1.html)
/// * [`I8Vec1`](type.I8Vec1.html)
/// * [`TVec`](type.TVec.html)
/// * [`UVec1`](type.UVec1.html)
/// * [`U16Vec1`](type.U16Vec1.html)
/// * [`U32Vec1`](type.U32Vec1.html)
/// * [`U64Vec1`](type.U64Vec1.html)
/// * [`U8Vec1`](type.U8Vec1.html)
/// * [`Vec1`](type.Vec1.html)
pub type TVec1<N> = Vector1<N>;
/// A 2D vector with components of type `N`.
///
/// # See also:
///
/// ## Constructors:
///
/// * [`make_vec2`](fn.make_vec2.html)
/// * [`vec2`](fn.vec2.html)
/// * [`vec1_to_vec2`](fn.vec1_to_vec2.html)
/// * [`vec3_to_vec2`](fn.vec3_to_vec2.html)
/// * [`vec4_to_vec2`](fn.vec4_to_vec2.html)
///
/// ## Related types:
///
/// * [`vec2`](fn.vec2.html)
/// * [`BVec2`](type.BVec2.html)
/// * [`DVec2`](type.DVec2.html)
/// * [`IVec2`](type.IVec2.html)
/// * [`I16Vec2`](type.I16Vec2.html)
/// * [`I32Vec2`](type.I32Vec2.html)
/// * [`I64Vec2`](type.I64Vec2.html)
/// * [`I8Vec2`](type.I8Vec2.html)
/// * [`TVec`](type.TVec.html)
/// * [`UVec2`](type.UVec2.html)
/// * [`U16Vec2`](type.U16Vec2.html)
/// * [`U32Vec2`](type.U32Vec2.html)
/// * [`U64Vec2`](type.U64Vec2.html)
/// * [`U8Vec2`](type.U8Vec2.html)
/// * [`Vec2`](type.Vec2.html)
pub type TVec2<N> = Vector2<N>;
/// A 3D vector with components of type `N`.
///
/// # See also:
///
/// ## Constructors:
///
/// * [`make_vec3`](fn.make_vec3.html)
/// * [`vec3`](fn.vec3.html)
/// * [`vec1_to_vec3`](fn.vec1_to_vec3.html)
/// * [`vec2_to_vec3`](fn.vec2_to_vec3.html)
/// * [`vec4_to_vec3`](fn.vec4_to_vec3.html)
///
/// ## Related types:
///
/// * [`vec3`](fn.vec3.html)
/// * [`BVec3`](type.BVec3.html)
/// * [`DVec3`](type.DVec3.html)
/// * [`IVec3`](type.IVec3.html)
/// * [`I16Vec3`](type.I16Vec3.html)
/// * [`I32Vec3`](type.I32Vec3.html)
/// * [`I64Vec3`](type.I64Vec3.html)
/// * [`I8Vec3`](type.I8Vec3.html)
/// * [`TVec`](type.TVec.html)
/// * [`UVec3`](type.UVec3.html)
/// * [`U16Vec3`](type.U16Vec3.html)
/// * [`U32Vec3`](type.U32Vec3.html)
/// * [`U64Vec3`](type.U64Vec3.html)
/// * [`U8Vec3`](type.U8Vec3.html)
/// * [`Vec3`](type.Vec3.html)
pub type TVec3<N> = Vector3<N>;
/// A 4D vector with components of type `N`.
///
/// # See also:
///
/// ## Constructors:
///
/// * [`make_vec4`](fn.make_vec4.html)
/// * [`vec4`](fn.vec4.html)
/// * [`vec1_to_vec4`](fn.vec1_to_vec4.html)
/// * [`vec2_to_vec4`](fn.vec2_to_vec4.html)
/// * [`vec3_to_vec4`](fn.vec3_to_vec4.html)
///
/// ## Related types:
///
/// * [`vec4`](fn.vec4.html)
/// * [`BVec4`](type.BVec4.html)
/// * [`DVec4`](type.DVec4.html)
/// * [`IVec4`](type.IVec4.html)
/// * [`I16Vec4`](type.I16Vec4.html)
/// * [`I32Vec4`](type.I32Vec4.html)
/// * [`I64Vec4`](type.I64Vec4.html)
/// * [`I8Vec4`](type.I8Vec4.html)
/// * [`UVec4`](type.UVec4.html)
/// * [`U16Vec4`](type.U16Vec4.html)
/// * [`U32Vec4`](type.U32Vec4.html)
/// * [`U64Vec4`](type.U64Vec4.html)
/// * [`U8Vec4`](type.U8Vec4.html)
/// * [`Vec4`](type.Vec4.html)
pub type TVec4<N> = Vector4<N>;
/// A 1D vector with boolean components.
pub type BVec1 = Vector1<bool>;

195
nalgebra-glm/src/common.rs
View File

@ -6,30 +6,75 @@ use aliases::{TVec, TMat};
use traits::{Number, Dimension, Alloc};
/// For each matrix or vector component `x` if `x >= 0`; otherwise, it returns `-x`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec3(-1.0, 0.0, 2.0);
/// assert_eq!(glm::vec3(1.0, 0.0, 2.0), glm::abs(&vec));
///
/// let mat = glm::mat2(-0.0, 1.0, -3.0, 2.0);
/// assert_eq!(glm::mat2(0.0, 1.0, 3.0, 2.0), glm::abs(&mat));
/// ```
///
/// # See also:
///
/// * [`sign`](fn.sign.html)
pub fn abs<N: Number, R: Dimension, C: Dimension>(x: &TMat<N, R, C>) -> TMat<N, R, C>
where DefaultAllocator: Alloc<N, R, C> {
x.abs()
}
/// For each matrix or vector component returns a value equal to the nearest integer that is greater than or equal to `x`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec3(-1.5, 0.5, 2.8);
/// assert_eq!(glm::vec3(-1.0, 1.0, 3.0), glm::ceil(&vec));
/// ```
///
/// # See also:
///
/// * [`ceil`](fn.ceil.html)
/// * [`floor`](fn.floor.html)
/// * [`fract`](fn.fract.html)
/// * [`round`](fn.round.html)
/// * [`trunc`](fn.trunc.html)
pub fn ceil<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.map(|x| x.ceil())
}
/// Returns `min(max(x, min_val), max_val)`.
///
/// # See also:
///
/// * [`clamp`](fn.clamp.html)
/// * [`clamp_vec`](fn.clamp_vec.html)
pub fn clamp_scalar<N: Number>(x: N, min_val: N, max_val: N) -> N {
na::clamp(x, min_val, max_val)
}
/// Returns `min(max(x[i], min_val), max_val)` for each component in `x` using the floating-point values `min_val and `max_val`.
///
/// # See also:
///
/// * [`clamp_scalar`](fn.clamp_scalar.html)
/// * [`clamp_vec`](fn.clamp_vec.html)
pub fn clamp<N: Number, D: Dimension>(x: &TVec<N, D>, min_val: N, max_val: N) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.map(|x| na::clamp(x, min_val, max_val))
}
/// Returns `min(max(x[i], min_val[i]), max_val[i])` for each component in `x` using the components of `min_val` and `max_val` as bounds.
///
/// # See also:
///
/// * [`clamp_scalar`](fn.clamp_scalar.html)
/// * [`clamp`](fn.clamp.html)
pub fn clamp_vec<N: Number, D: Dimension>(x: &TVec<N, D>, min_val: &TVec<N, D>, max_val: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
na::clamp(x.clone(), min_val.clone(), max_val.clone())
@ -38,6 +83,16 @@ pub fn clamp_vec<N: Number, D: Dimension>(x: &TVec<N, D>, min_val: &TVec<N, D>,
/// Returns a signed integer value representing the encoding of a floating-point value.
///
/// The floating-point value's bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn float_bits_to_int(v: f32) -> i32 {
unsafe { mem::transmute(v) }
}
@ -45,6 +100,16 @@ pub fn float_bits_to_int(v: f32) -> i32 {
/// Returns a signed integer value representing the encoding of each component of `v`.
///
/// The floating point value's bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn float_bits_to_int_vec<D: Dimension>(v: &TVec<f32, D>) -> TVec<i32, D>
where DefaultAllocator: Alloc<f32, D> {
v.map(|v| float_bits_to_int(v))
@ -53,6 +118,16 @@ pub fn float_bits_to_int_vec<D: Dimension>(v: &TVec<f32, D>) -> TVec<i32, D>
/// Returns an unsigned integer value representing the encoding of a floating-point value.
///
/// The floating-point value's bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn float_bits_to_uint(v: f32) -> u32 {
unsafe { mem::transmute(v) }
}
@ -60,12 +135,37 @@ pub fn float_bits_to_uint(v: f32) -> u32 {
/// Returns an unsigned integer value representing the encoding of each component of `v`.
///
/// The floating point value's bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn float_bits_to_uint_vec<D: Dimension>(v: &TVec<f32, D>) -> TVec<u32, D>
where DefaultAllocator: Alloc<f32, D> {
v.map(|v| float_bits_to_uint(v))
}
/// Returns componentwise a value equal to the nearest integer that is less then or equal to `x`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec3(-1.5, 0.5, 2.8);
/// assert_eq!(glm::vec3(-2.0, 0.0, 2.0), glm::floor(&vec));
/// ```
///
/// # See also:
///
/// * [`ceil`](fn.ceil.html)
/// * [`fract`](fn.fract.html)
/// * [`round`](fn.round.html)
/// * [`trunc`](fn.trunc.html)
pub fn floor<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.map(|x| x.floor())
@ -78,6 +178,21 @@ pub fn floor<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
//}
/// Returns the fractional part of each component of `x`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec3(-1.5, 0.5, 2.25);
/// assert_eq!(glm::vec3(-0.5, 0.5, 0.25), glm::fract(&vec));
/// ```
///
/// # See also:
///
/// * [`ceil`](fn.ceil.html)
/// * [`floor`](fn.floor.html)
/// * [`round`](fn.round.html)
/// * [`trunc`](fn.trunc.html)
pub fn fract<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.map(|x| x.fract())
@ -94,6 +209,16 @@ pub fn fract<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
/// Returns a floating-point value corresponding to a signed integer encoding of a floating-point value.
///
/// If an inf or NaN is passed in, it will not signal, and the resulting floating point value is unspecified. Otherwise, the bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn int_bits_to_float(v: i32) -> f32 {
unsafe { mem::transmute(v) }
@ -102,6 +227,16 @@ pub fn int_bits_to_float(v: i32) -> f32 {
/// For each components of `v`, returns a floating-point value corresponding to a signed integer encoding of a floating-point value.
///
/// If an inf or NaN is passed in, it will not signal, and the resulting floating point value is unspecified. Otherwise, the bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn int_bits_to_float_vec<D: Dimension>(v: &TVec<i32, D>) -> TVec<f32, D>
where DefaultAllocator: Alloc<f32, D> {
v.map(|v| int_bits_to_float(v))
@ -135,12 +270,20 @@ pub fn mix<N: Number>(x: N, y: N, a: N) -> N {
/// Component-wise modulus.
///
/// Returns `x - y * floor(x / y)` for each component in `x` using the corresponding component of `y`.
///
/// # See also:
///
/// * [`modf`](fn.modf.html)
pub fn modf_vec<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x % y)
}
/// Modulus between two values.
///
/// # See also:
///
/// * [`modf_vec`](fn.modf_vec.html)
pub fn modf<N: Number>(x: N, i: N) -> N {
x % i
}
@ -148,6 +291,21 @@ pub fn modf<N: Number>(x: N, i: N) -> N {
/// Component-wise rounding.
///
/// Values equal to `0.5` are rounded away from `0.0`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec4(-1.5, 0.6, 1.5, -3.2);
/// assert_eq!(glm::vec4(-2.0, 1.0, 2.0, -3.0), glm::round(&vec));
/// ```
///
/// # See also:
///
/// * [`ceil`](fn.ceil.html)
/// * [`floor`](fn.floor.html)
/// * [`fract`](fn.fract.html)
/// * [`trunc`](fn.trunc.html)
pub fn round<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.map(|x| x.round())
@ -198,6 +356,21 @@ pub fn step_vec<N: Number, D: Dimension>(edge: &TVec<N, D>, x: &TVec<N, D>) -> T
}
/// Returns a value equal to the nearest integer to `x` whose absolute value is not larger than the absolute value of `x`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec3(-1.5, 0.5, 2.8);
/// assert_eq!(glm::vec3(-1.0, 0.0, 2.0), glm::trunc(&vec));
/// ```
///
/// # See also:
///
/// * [`ceil`](fn.ceil.html)
/// * [`floor`](fn.floor.html)
/// * [`fract`](fn.fract.html)
/// * [`round`](fn.round.html)
pub fn trunc<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
where DefaultAllocator: Alloc<N, D> {
x.map(|x| x.trunc())
@ -206,6 +379,16 @@ pub fn trunc<N: Real, D: Dimension>(x: &TVec<N, D>) -> TVec<N, D>
/// Returns a floating-point value corresponding to a unsigned integer encoding of a floating-point value.
///
/// If an `inf` or `NaN` is passed in, it will not signal, and the resulting floating point value is unspecified. Otherwise, the bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float`](fn.uint_bits_to_float.html)
pub fn uint_bits_to_float_scalar(v: u32) -> f32 {
unsafe { mem::transmute(v) }
@ -214,6 +397,16 @@ pub fn uint_bits_to_float_scalar(v: u32) -> f32 {
/// For each component of `v`, returns a floating-point value corresponding to a unsigned integer encoding of a floating-point value.
///
/// If an inf or NaN is passed in, it will not signal, and the resulting floating point value is unspecified. Otherwise, the bit-level representation is preserved.
///
/// # See also:
///
/// * [`float_bits_to_int`](fn.float_bits_to_int.html)
/// * [`float_bits_to_int_vec`](fn.float_bits_to_int_vec.html)
/// * [`float_bits_to_uint`](fn.float_bits_to_uint.html)
/// * [`float_bits_to_uint_vec`](fn.float_bits_to_uint_vec.html)
/// * [`int_bits_to_float`](fn.int_bits_to_float.html)
/// * [`int_bits_to_float_vec`](fn.int_bits_to_float_vec.html)
/// * [`uint_bits_to_float_scalar`](fn.uint_bits_to_float_scalar.html)
pub fn uint_bits_to_float<D: Dimension>(v: &TVec<u32, D>) -> TVec<f32, D>
where DefaultAllocator: Alloc<f32, D> {
v.map(|v| uint_bits_to_float_scalar(v))

9
nalgebra-glm/src/constructors.rs
View File

@ -4,6 +4,15 @@ use aliases::{TMat, Qua, TVec1, TVec2, TVec3, TVec4, TMat2, TMat2x3, TMat2x4, TM
/// Creates a new 1D vector.
///
/// # Examples:
///
/// Construct a vector of `bool`s:
///
/// ```
/// # use nalgebra_glm as glm;
/// let v = glm::vec1(true);
/// ```
pub fn vec1<N: Scalar>(x: N) -> TVec1<N> {
TVec1::new(x)
}

44
nalgebra-glm/src/gtx/component_wise.rs
View File

@ -5,6 +5,17 @@ use aliases::TMat;
/// The sum of every component of the given matrix or vector.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(3.0, 4.0);
/// assert_eq!(7.0, glm::comp_add(&vec));
///
/// let mat = glm::mat2(0.0, 1.0, -3.0, 3.0);
/// assert_eq!(1.0, glm::comp_add(&mat));
/// ```
///
/// # See also:
///
/// * [`comp_max`](fn.comp_max.html)
@ -17,6 +28,17 @@ pub fn comp_add<N: Number, R: Dimension, C: Dimension>(m: &TMat<N, R, C>) -> N
/// The maximum of every component of the given matrix or vector.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(3.0, 4.0);
/// assert_eq!(4.0, glm::comp_max(&vec));
///
/// let mat = glm::mat2(0.0, 1.0, -3.0, 3.0);
/// assert_eq!(3.0, glm::comp_max(&mat));
/// ```
///
/// # See also:
///
/// * [`comp_add`](fn.comp_add.html)
@ -33,6 +55,17 @@ pub fn comp_max<N: Number, R: Dimension, C: Dimension>(m: &TMat<N, R, C>) -> N
/// The minimum of every component of the given matrix or vector.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(3.0, 4.0);
/// assert_eq!(3.0, glm::comp_min(&vec));
///
/// let mat = glm::mat2(0.0, 1.0, -3.0, 3.0);
/// assert_eq!(-3.0, glm::comp_min(&mat));
/// ```
///
/// # See also:
///
/// * [`comp_add`](fn.comp_add.html)
@ -49,6 +82,17 @@ pub fn comp_min<N: Number, R: Dimension, C: Dimension>(m: &TMat<N, R, C>) -> N
/// The product of every component of the given matrix or vector.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(3.0, 4.0);
/// assert_eq!(12.0, glm::comp_mul(&vec));
///
/// let mat = glm::mat2(1.0, 1.0, -3.0, 3.0);
/// assert_eq!(-9.0, glm::comp_mul(&mat));
/// ```
///
/// # See also:
///
/// * [`comp_add`](fn.comp_add.html)

106
nalgebra-glm/src/vector_relational.rs
View File

@ -5,9 +5,21 @@ use traits::{Number, Alloc, Dimension};
/// Checks that all the vector components are `true`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(true, false);
/// assert_eq!(false, glm::all(&vec));
///
/// let vec = glm::vec2(true, true);
/// assert_eq!(true, glm::all(&vec));
/// ```
///
/// # See also:
///
/// * [`any`](fn.any.html)
/// * [`not`](fn.not.html)
pub fn all<D: Dimension>(v: &TVec<bool, D>) -> bool
where DefaultAllocator: Alloc<bool, D> {
v.iter().all(|x| *x)
@ -15,51 +27,145 @@ pub fn all<D: Dimension>(v: &TVec<bool, D>) -> bool
/// Checks that at least one of the vector components is `true`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(true, false);
/// assert_eq!(true, glm::any(&vec));
///
/// let vec = glm::vec2(true, true);
/// assert_eq!(true, glm::any(&vec));
///
/// let vec = glm::vec2(false, false);
/// assert_eq!(false, glm::any(&vec));
/// ```
///
/// # See also:
///
/// * [`all`](fn.all.html)
/// * [`not`](fn.not.html)
pub fn any<D: Dimension>(v: &TVec<bool, D>) -> bool
where DefaultAllocator: Alloc<bool, D> {
v.iter().any(|x| *x)
}
/// Component-wise equality comparison.
///
/// See also:
///
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not`](fn.not.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn equal<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x == y)
}
/// Component-wise `>` comparison.
///
/// See also:
///
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not`](fn.not.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn greater_than<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x > y)
}
/// Component-wise `>=` comparison.
///
/// See also:
///
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not`](fn.not.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn greater_than_equal<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x >= y)
}
/// Component-wise `<` comparison.
///
/// See also:
///
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not`](fn.not.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn less_than<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x < y)
}
/// Component-wise `>=` comparison.
///
/// See also:
///
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not`](fn.not.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn less_than_equal<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x <= y)
}
/// Component-wise not `!`.
///
/// # Examples:
///
/// ```
/// # use nalgebra_glm as glm;
/// let vec = glm::vec2(true, false);
/// assert_eq!(glm::vec2(false, true), glm::not(&vec));
/// ```
///
/// See also:
///
/// * [`all`](fn.all.html)
/// * [`any`](fn.any.html)
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not`](fn.not.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn not<D: Dimension>(v: &TVec<bool, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<bool, D> {
v.map(|x| !x)
}
/// Component-wise not-equality `!=`.
///
/// See also:
///
/// * [`equal`](fn.equal.html)
/// * [`greater_than`](fn.greater_than.html)
/// * [`greater_than_equal`](fn.greater_than_equal.html)
/// * [`less_than`](fn.less_than.html)
/// * [`less_than_equal`](fn.less_than_equal.html)
/// * [`not_equal`](fn.not_equal.html)
pub fn not_equal<N: Number, D: Dimension>(x: &TVec<N, D>, y: &TVec<N, D>) -> TVec<bool, D>
where DefaultAllocator: Alloc<N, D> {
x.zip_map(y, |x, y| x != y)