(a) Notwithstanding any other provision of law, any person 18 years of age or over who is convicted of a violation of Section 11353, in addition to the punishment imposed for that conviction, shall receive an additional punishment as follows:

1. (1) If the offense involved heroin, cocaine, cocaine base, or any analog of these substances and occurred upon the grounds of, or within, a church or synagogue, a playground, a public or private youth center, a child day care facility, or a public swimming pool, during hours in which the facility is open for business, classes, or school-related programs, or at any time when minors are using the facility, the defendant shall, as a full and separately served enhancement to any other enhancement provided in paragraph (3), be punished by imprisonment in the state prison for one year.
2. (2) If the offense involved heroin, cocaine, cocaine base, or any analog of these substances and occurred upon, or within 1,000 feet of, the grounds of any public or private elementary, vocational, junior high, or high school, during hours that the school is open for classes or school-related programs, or at any time when minors are using the facility where the offense occurs, the defendant shall, as a full and separately served enhancement to any other enhancement provided in paragraph (3), be punished by imprisonment in the state prison for two years.
3. (3) If the offense involved a minor who is at least four years younger than the defendant, the defendant shall, as a full and separately served enhancement to any other enhancement provided in this subdivision, be punished by imprisonment in the state prison for one, two, or three years, at the discretion of the court.

(e) As used in this section the following definitions shall apply:

1. (1) “Playground” means any park or recreational area specifically designed to be used by children which has play equipment installed, including public grounds designed for athletic activities such as baseball, football, soccer, or basketball, or any similar facility located on public or private school grounds, or on city, county, or state parks.
2. (2) “Youth center” means any public or private facility that is primarily used to host recreational or social activities for minors, including, but not limited to, private youth membership organizations or clubs, social service teenage club facilities, video arcades, or similar amusement park facilities.
3. (3) “Video arcade” means any premises where 10 or more video game machines or devices are operated, and where minors are legally permitted to conduct business.
4. (4) “Video game machine” means any mechanical amusement device, which is characterized by the use of a cathode ray tube display and which, upon the insertion of a coin, slug, or token in any slot or receptacle attached to, or connected to, the machine, may be operated for use as a game, contest, or amusement.
5. (5) “Within 1,000 feet of the grounds of any public or private elementary, vocational, junior high, or high school” means any public area or business establishment where minors are legally permitted to conduct business which is located within 1,000 feet of any public or private elementary, vocational, junior high, or high school.
6. (6) “Child day care facility” has the meaning specified in Section 1596.750.