Function smoothstep

examples/shaders/shared/src/lib.rs:63–68

(edge0: f32, edge1: f32, x: f32)

}

pub fn smoothstep(edge0: f32, edge1: f32, x: f32) -> f32 {
    // Scale, bias and saturate x to 0..1 range
    let x = saturate((x - edge0) / (edge1 - edge0));
    // Evaluate polynomial
    x * x * (3.0 - 2.0 * x)
}