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use na; use crate::traits::Number; /// Returns the maximum among three values. /// /// # Examples: /// /// ``` /// # use nalgebra_glm as glm; /// assert_eq!(3.0, glm::max3_scalar(1.0, 2.0, 3.0)); /// assert_eq!(2, glm::max3_scalar(0, 1, 2)); /// ``` /// /// # See also: /// /// * [`max4_scalar`](fn.max4_scalar.html) /// * [`min3_scalar`](fn.min3_scalar.html) /// * [`min4_scalar`](fn.min4_scalar.html) pub fn max3_scalar<N: Number>(a: N, b: N, c: N) -> N { na::sup(&na::sup(&a, &b), &c) } /// Returns the maximum among four values. /// /// # Examples: /// /// ``` /// # use nalgebra_glm as glm; /// assert_eq!(4.0, glm::max4_scalar(2.0, 4.0, 1.0, 3.0)); /// assert_eq!(7, glm::max4_scalar(1, 0, 7, 2)); /// ``` /// /// # See also: /// /// * [`max3_scalar`](fn.max3_scalar.html) /// * [`min3_scalar`](fn.min3_scalar.html) /// * [`min4_scalar`](fn.min4_scalar.html) pub fn max4_scalar<N: Number>(a: N, b: N, c: N, d: N) -> N { na::sup(&na::sup(&a, &b), &na::sup(&c, &d)) } /// Returns the minimum among three values. /// /// # Examples: /// /// ``` /// # use nalgebra_glm as glm; /// assert_eq!(1.0, glm::min3_scalar(1.0, 2.0, 3.0)); /// assert_eq!(0, glm::min3_scalar(0, 1, 2)); /// ``` /// /// # See also: /// /// * [`max3_scalar`](fn.max3_scalar.html) /// * [`max4_scalar`](fn.max4_scalar.html) /// * [`min4_scalar`](fn.min4_scalar.html) pub fn min3_scalar<N: Number>(a: N, b: N, c: N) -> N { na::inf(&na::inf(&a, &b), &c) } /// Returns the minimum among four values. /// /// # Examples: /// /// ``` /// # use nalgebra_glm as glm; /// assert_eq!(1.0, glm::min4_scalar(2.0, 4.0, 1.0, 3.0)); /// assert_eq!(0, glm::min4_scalar(1, 0, 7, 2)); /// ``` /// /// # See also: /// /// * [`max3_scalar`](fn.max3_scalar.html) /// * [`max4_scalar`](fn.max4_scalar.html) /// * [`min3_scalar`](fn.min3_scalar.html) pub fn min4_scalar<N: Number>(a: N, b: N, c: N, d: N) -> N { na::inf(&na::inf(&a, &b), &na::inf(&c, &d)) }