Struct f32x4

Source

#[repr(C, align(16))]
pub struct f32x4<S: Simd> {
    pub val: [f32; 4],
    pub simd: S,
}

Fields§

§val: [f32; 4]§simd: S

Implementations§

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impl<S: Simd> f32x4<S>

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pub fn abs(self) -> f32x4<S>

Examples found in repository ?

examples/srgb.rs (line 55)

53fn to_srgb<S: Simd>(simd: S, rgba: [f32; 4]) -> [f32; 4] {
54    let v: f32x4<S> = rgba.simd_into(simd);
55    let vabs = v.abs();
56    let x = vabs - 5.35862651e-04;
57    let x2 = x * x;
58    let even1 = x * -9.12795913e-01 + -2.88143143e-02;
59    let even2 = x2 * -7.29192910e-01 + even1;
60    let odd1 = x * 1.06133172e+00 + 1.40194533e+00;
61    let odd2 = x2 * 2.07758287e-01 + odd1;
62    let poly = odd2 * x.sqrt() + even2;
63    let lin = vabs * 12.92;
64    let z = vabs.simd_gt(0.0031308).select(poly, lin);
65    let z_signed = z.copysign(v);
66    let result = copy_alpha(z_signed, v);
67    result.into()
68}

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pub fn neg(self) -> f32x4<S>

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pub fn sqrt(self) -> f32x4<S>

Examples found in repository ?

examples/play.rs (line 30)

27fn foo<S: Simd>(simd: S, x: f32) -> f32 {
28    let n = S::f32s::N;
29    println!("n = {n}");
30    simd.splat_f32x4(x).sqrt()[0]
31}

More examples

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examples/srgb.rs (line 62)

53fn to_srgb<S: Simd>(simd: S, rgba: [f32; 4]) -> [f32; 4] {
54    let v: f32x4<S> = rgba.simd_into(simd);
55    let vabs = v.abs();
56    let x = vabs - 5.35862651e-04;
57    let x2 = x * x;
58    let even1 = x * -9.12795913e-01 + -2.88143143e-02;
59    let even2 = x2 * -7.29192910e-01 + even1;
60    let odd1 = x * 1.06133172e+00 + 1.40194533e+00;
61    let odd2 = x2 * 2.07758287e-01 + odd1;
62    let poly = odd2 * x.sqrt() + even2;
63    let lin = vabs * 12.92;
64    let z = vabs.simd_gt(0.0031308).select(poly, lin);
65    let z_signed = z.copysign(v);
66    let result = copy_alpha(z_signed, v);
67    result.into()
68}

Source

pub fn copysign(self, rhs: impl SimdInto<Self, S>) -> f32x4<S>

Examples found in repository ?

examples/srgb.rs (line 65)

53fn to_srgb<S: Simd>(simd: S, rgba: [f32; 4]) -> [f32; 4] {
54    let v: f32x4<S> = rgba.simd_into(simd);
55    let vabs = v.abs();
56    let x = vabs - 5.35862651e-04;
57    let x2 = x * x;
58    let even1 = x * -9.12795913e-01 + -2.88143143e-02;
59    let even2 = x2 * -7.29192910e-01 + even1;
60    let odd1 = x * 1.06133172e+00 + 1.40194533e+00;
61    let odd2 = x2 * 2.07758287e-01 + odd1;
62    let poly = odd2 * x.sqrt() + even2;
63    let lin = vabs * 12.92;
64    let z = vabs.simd_gt(0.0031308).select(poly, lin);
65    let z_signed = z.copysign(v);
66    let result = copy_alpha(z_signed, v);
67    result.into()
68}

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pub fn simd_eq(self, rhs: impl SimdInto<Self, S>) -> mask32x4<S>

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pub fn simd_lt(self, rhs: impl SimdInto<Self, S>) -> mask32x4<S>

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pub fn simd_le(self, rhs: impl SimdInto<Self, S>) -> mask32x4<S>

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pub fn simd_ge(self, rhs: impl SimdInto<Self, S>) -> mask32x4<S>

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pub fn simd_gt(self, rhs: impl SimdInto<Self, S>) -> mask32x4<S>

Examples found in repository ?

examples/srgb.rs (line 64)

53fn to_srgb<S: Simd>(simd: S, rgba: [f32; 4]) -> [f32; 4] {
54    let v: f32x4<S> = rgba.simd_into(simd);
55    let vabs = v.abs();
56    let x = vabs - 5.35862651e-04;
57    let x2 = x * x;
58    let even1 = x * -9.12795913e-01 + -2.88143143e-02;
59    let even2 = x2 * -7.29192910e-01 + even1;
60    let odd1 = x * 1.06133172e+00 + 1.40194533e+00;
61    let odd2 = x2 * 2.07758287e-01 + odd1;
62    let poly = odd2 * x.sqrt() + even2;
63    let lin = vabs * 12.92;
64    let z = vabs.simd_gt(0.0031308).select(poly, lin);
65    let z_signed = z.copysign(v);
66    let result = copy_alpha(z_signed, v);
67    result.into()
68}