Function SpatialMaterial.metallicSpecular
Sets the size of the specular lobe. The specular lobe is the bright spot that is reflected from light sources.
Note: unlike metallic, this is not energy-conserving, so it should be left at 0.5 in most cases. See also roughness.
double metallicSpecular() nothrow @property @nogc;
void metallicSpecular
(
double v
) nothrow @property @nogc;