Mix amount of lhs with 1-amount of rhs amount should be between 0 and 1, but can be anything lerp(lhs, rhs, 0) == lhs lerp(lhs, rhs, 1) == rhs
See Implementation
Mix amount of lhs with 1-amount of rhs amount should be between 0 and 1, but can be anything lerp(lhs, rhs, 0) == lhs lerp(lhs, rhs, 1) == rhs