Add lints for indeterministic operations

Author: Jondolf

clippy.toml

@@ -0,0 +1,29 @@
+disallowed-methods = [
+    { path = "f32::powi", reason = "use ops::FloatPow::squared, ops::FloatPow::cubed, or ops::powf instead for libm determinism" },
+    { path = "f32::log", reason = "use ops::ln, ops::log2, or ops::log10 instead for libm determinism" },
+    { path = "f32::abs_sub", reason = "deprecated and deeply confusing method" },
+    { path = "f32::powf", reason = "use ops::powf instead for libm determinism" },
+    { path = "f32::exp", reason = "use ops::exp instead for libm determinism" },
+    { path = "f32::exp2", reason = "use ops::exp2 instead for libm determinism" },
+    { path = "f32::ln", reason = "use ops::ln instead for libm determinism" },
+    { path = "f32::log2", reason = "use ops::log2 instead for libm determinism" },
+    { path = "f32::log10", reason = "use ops::log10 instead for libm determinism" },
+    { path = "f32::cbrt", reason = "use ops::cbrt instead for libm determinism" },
+    { path = "f32::hypot", reason = "use ops::hypot instead for libm determinism" },
+    { path = "f32::sin", reason = "use ops::sin instead for libm determinism" },
+    { path = "f32::cos", reason = "use ops::cos instead for libm determinism" },
+    { path = "f32::tan", reason = "use ops::tan instead for libm determinism" },
+    { path = "f32::asin", reason = "use ops::asin instead for libm determinism" },
+    { path = "f32::acos", reason = "use ops::acos instead for libm determinism" },
+    { path = "f32::atan", reason = "use ops::atan instead for libm determinism" },
+    { path = "f32::atan2", reason = "use ops::atan2 instead for libm determinism" },
+    { path = "f32::sin_cos", reason = "use ops::sin_cos instead for libm determinism" },
+    { path = "f32::exp_m1", reason = "use ops::exp_m1 instead for libm determinism" },
+    { path = "f32::ln_1p", reason = "use ops::ln_1p instead for libm determinism" },
+    { path = "f32::sinh", reason = "use ops::sinh instead for libm determinism" },
+    { path = "f32::cosh", reason = "use ops::cosh instead for libm determinism" },
+    { path = "f32::tanh", reason = "use ops::tanh instead for libm determinism" },
+    { path = "f32::asinh", reason = "use ops::asinh instead for libm determinism" },
+    { path = "f32::acosh", reason = "use ops::acosh instead for libm determinism" },
+    { path = "f32::atanh", reason = "use ops::atanh instead for libm determinism" },
+]

src/hermite.rs

@@ -3,6 +3,7 @@
 use std::{f32::consts::TAU, marker::PhantomData};
 
 use bevy::prelude::*;
+use ops::FloatPow;
 
 use crate::{
     NoRotationEasing, NoTranslationEasing, NonlinearRotationEasing, NonlinearTranslationEasing,
@@ -353,7 +354,7 @@ pub fn hermite_quat(qa: Quat, qb: Quat, w0: Vec3, w1: Vec3, t: f32, unwrap: bool
     let t3 = t * t2;
 
     // Cumulative Bernstein basis polynomials
-    let b1 = 1.0 - (1.0 - t).powi(3);
+    let b1 = 1.0 - (1.0 - t).cubed();
     let b2 = 3.0 * t2 - 2.0 * t3;
     let b3 = t3;