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pub use glam::*; pub mod consts { pub const PI: f32 = std::f32::consts::PI; pub const TAU: f32 = std::f32::consts::TAU; pub const EPSILON: f32 = f32::EPSILON; } pub fn approx_eq(a: f32, b: f32, epsilon: f32) -> bool { (a - b).abs() < epsilon }