#![allow(clippy::float_cmp)] everywhere

it has always been an annoyance, never a help

egui/src/containers/scroll_area.rs

@@ -301,7 +301,7 @@ impl Prepared {
             let unbounded_offset_y = state.offset.y;
             state.offset.y = state.offset.y.max(0.0);
             state.offset.y = state.offset.y.min(max_offset);
-            #[allow(clippy::float_cmp)]
+
             if state.offset.y != unbounded_offset_y {
                 state.vel = Vec2::ZERO;
             }

egui/src/lib.rs

@@ -294,6 +294,7 @@
     nonstandard_style,
     rust_2018_idioms
 )]
+#![allow(clippy::float_cmp)]
 #![allow(clippy::manual_range_contains)]
 
 mod animation_manager;

egui/src/ui.rs

@@ -1055,8 +1055,6 @@ impl Ui {
     /// Modify an angle. The given angle should be in radians, but is shown to the user in degrees.
     /// The angle is NOT wrapped, so the user may select, for instance 720° = 2𝞃 = 4π
     pub fn drag_angle(&mut self, radians: &mut f32) -> Response {
-        #![allow(clippy::float_cmp)]
-
         let mut degrees = radians.to_degrees();
         let mut response = self.add(DragValue::new(&mut degrees).speed(1.0).suffix("°"));
 
@@ -1073,8 +1071,6 @@ impl Ui {
     /// but is shown to the user in fractions of one Tau (i.e. fractions of one turn).
     /// The angle is NOT wrapped, so the user may select, for instance 2𝞃 (720°)
     pub fn drag_angle_tau(&mut self, radians: &mut f32) -> Response {
-        #![allow(clippy::float_cmp)]
-
         use std::f32::consts::TAU;
 
         let mut taus = *radians / TAU;

egui/src/widgets/drag_value.rs

@@ -334,10 +334,7 @@ impl<'a> Widget for DragValue<'a> {
             response
         };
 
-        #[allow(clippy::float_cmp)]
-        {
         response.changed = get(&mut get_set_value) != value;
-        }
 
         response.widget_info(|| WidgetInfo::drag_value(value));
         response

egui/src/widgets/plot/mod.rs

@@ -423,7 +423,6 @@ impl Widget for Plot {
                 } else {
                     ui.input().zoom_delta_2d()
                 };
-                #[allow(clippy::float_cmp)]
                 if zoom_factor != Vec2::splat(1.0) {
                     transform.zoom(zoom_factor, hover_pos);
                     auto_bounds = false;

egui/src/widgets/slider.rs

@@ -1,5 +1,4 @@
 #![allow(clippy::needless_pass_by_value)] // False positives with `impl ToString`
-#![allow(clippy::float_cmp)]
 
 use crate::{widgets::Label, *};
 use std::ops::RangeInclusive;

egui_demo_lib/src/lib.rs

@@ -55,6 +55,7 @@
     nonstandard_style,
     rust_2018_idioms
 )]
+#![allow(clippy::float_cmp)]
 #![allow(clippy::manual_range_contains)]
 
 mod apps;

egui_demo_lib/src/wrap_app.rs

@@ -335,8 +335,6 @@ impl BackendPanel {
         ui: &mut egui::Ui,
         info: &epi::IntegrationInfo,
     ) -> Option<f32> {
-        #![allow(clippy::float_cmp)]
-
         self.pixels_per_point = self
             .pixels_per_point
             .or(info.native_pixels_per_point)

emath/src/lib.rs

@@ -62,6 +62,7 @@
     nonstandard_style,
     rust_2018_idioms
 )]
+#![allow(clippy::float_cmp)]
 #![allow(clippy::manual_range_contains)]
 
 use std::ops::{Add, Div, Mul, RangeInclusive, Sub};
@@ -141,7 +142,6 @@ pub fn remap<T>(x: T, from: RangeInclusive<T>, to: RangeInclusive<T>) -> T
 where
     T: Real,
 {
-    #![allow(clippy::float_cmp)]
     debug_assert!(from.start() != from.end());
     let t = (x - *from.start()) / (*from.end() - *from.start());
     lerp(to, t)
@@ -152,7 +152,6 @@ pub fn remap_clamp<T>(x: T, from: RangeInclusive<T>, to: RangeInclusive<T>) -> T
 where
     T: Real,
 {
-    #![allow(clippy::float_cmp)]
     if from.end() < from.start() {
         return remap_clamp(x, *from.end()..=*from.start(), *to.end()..=*to.start());
     }
@@ -235,8 +234,6 @@ pub fn format_with_decimals_in_range(value: f64, decimal_range: RangeInclusive<u
 /// The `epsilon`  can be `f32::EPSILON` to handle simple transforms (like degrees -> radians)
 /// but should be higher to handle more complex transformations.
 pub fn almost_equal(a: f32, b: f32, epsilon: f32) -> bool {
-    #![allow(clippy::float_cmp)]
-
     if a == b {
         true // handle infinites
     } else {
@@ -292,7 +289,6 @@ fn test_almost_equal() {
     }
 }
 
-#[allow(clippy::float_cmp)]
 #[test]
 fn test_remap() {
     assert_eq!(remap_clamp(1.0, 0.0..=1.0, 0.0..=16.0), 16.0);

emath/src/smart_aim.rs

@@ -1,7 +1,5 @@
 //! Find "simple" numbers is some range. Used by sliders.
 
-#![allow(clippy::float_cmp)] // I know what I'm doing
-
 const NUM_DECIMALS: usize = 15;
 
 /// Find the "simplest" number in a closed range [min, max], i.e. the one with the fewest decimal digits.

emath/src/vec2.rs

@@ -422,8 +422,6 @@ impl std::fmt::Debug for Vec2 {
 
 #[test]
 fn test_vec2() {
-    #![allow(clippy::float_cmp)]
-
     macro_rules! almost_eq {
         ($left:expr, $right:expr) => {
             let left = $left;

epaint/src/color.rs

@@ -414,7 +414,6 @@ pub fn linear_u8_from_linear_f32(a: f32) -> u8 {
 
 #[test]
 pub fn test_srgba_conversion() {
-    #![allow(clippy::float_cmp)]
     for b in 0..=255 {
         let l = linear_f32_from_gamma_u8(b);
         assert!(0.0 <= l && l <= 1.0);
@@ -613,7 +612,6 @@ impl From<Color32> for Hsva {
 
 /// All ranges in 0-1, rgb is linear.
 pub fn hsv_from_rgb([r, g, b]: [f32; 3]) -> (f32, f32, f32) {
-    #![allow(clippy::float_cmp)]
     #![allow(clippy::many_single_char_names)]
     let min = r.min(g.min(b));
     let max = r.max(g.max(b)); // value

epaint/src/lib.rs

@@ -53,6 +53,7 @@
     nonstandard_style,
     rust_2018_idioms
 )]
+#![allow(clippy::float_cmp)]
 #![allow(clippy::manual_range_contains)]
 
 pub mod color;

epi/src/lib.rs

@@ -59,6 +59,7 @@
     nonstandard_style,
     rust_2018_idioms
 )]
+#![allow(clippy::float_cmp)]
 #![allow(clippy::manual_range_contains)]
 
 pub use egui; // Re-export for user convenience