unitforge/quantities/
stiffness.rs1use crate::impl_macros::macros::*;
2use crate::prelude::*;
3use crate::PhysicsUnit;
4use ndarray::{Array1, Array2, ArrayView1, ArrayView2};
5use num_traits::identities::Zero;
6use num_traits::FromPrimitive;
7#[cfg(feature = "pyo3")]
8use pyo3::pyclass;
9#[cfg(feature = "serde")]
10use serde::{Deserialize, Serialize};
11use std::cmp::Ordering;
12use std::fmt;
13use std::ops::{Add, AddAssign, Div, DivAssign, Mul, MulAssign, Neg, Sub, SubAssign};
14
15#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
16#[derive(Copy, Clone, PartialEq, Debug)]
17#[cfg_attr(feature = "pyo3", pyclass(eq, eq_int))]
18pub enum StiffnessUnit {
19 N_mm,
20 kN_mm,
21 N_m,
22 kN_m,
23}
24
25impl PhysicsUnit for StiffnessUnit {
26 fn name(&self) -> &str {
27 match &self {
28 StiffnessUnit::N_mm => "N/mm",
29 StiffnessUnit::kN_mm => "kN/mm",
30 StiffnessUnit::N_m => "N/m",
31 StiffnessUnit::kN_m => "kN/m",
32 }
33 }
34
35 fn base_per_x(&self) -> (f64, i32) {
36 match self {
37 StiffnessUnit::N_mm => (1., 3),
38 StiffnessUnit::kN_mm => (1., 6),
39 StiffnessUnit::N_m => (1., 0),
40 StiffnessUnit::kN_m => (1., 3),
41 }
42 }
43}
44
45impl_quantity!(Stiffness, StiffnessUnit, StiffnessUnit::N_mm);
46impl_div_with_self_to_f64!(Stiffness);