static inline float from_sRGB_component(float f)
{
if (f <= 0.04045f) return f / 12.92f;
return powf((f + 0.055f) / 1.055f, 2.4f);
}
static inline float from_sRGB_component(float f)
{
if (f <= 0.04045f) return f / 12.92f;
return powf((f + 0.055f) / 1.055f, 2.4f);
}