Luna::Simd::scale_f4

float4 scale_f4(float4 a, f32 b)

Scales packed single-precision (32-bit) floating-point elements in a using one single-precision (32-bit) floating-point element b, and stores the results in dst.

dst.x = a.x * b
dst.y = a.y * b
dst.z = a.z * b
dst.w = a.w * b