ðə pˈɪksəl ʃˈeɪdɚ jˈuːʒuːəli ˈoʊnli nˈiːdz təbi ɪvˈæljuːˌeɪɾᵻd wˈʌns pɜː pˈɪksəl fɔːɹ ˈɛvɹi tɹˈaɪæŋɡəl kˈʌvɚɹɪŋ æt lˈiːst wˈʌn sˈæmpəl pˈɔɪnt.
The pixel shader usually only needs to be evaluated once per pixel for every triangle covering at least one sample point.