Function blend_info::get_float4

pub fn get_float4(
    member: &DnaStrMember, 
    bytes_read: &[u8], 
    byte_index: usize
) -> [f32; 4]

Try to extract an array of 4 floats.

Print a WARNING in case the member type is not a “float” (and return array of four 0.0_f32).