//*******************************************************************
// VOWELS
//*******************************************************************


phoneme @    //  Schwa
  vowel   starttype #@  endtype #@
  unstressed
  length 140
  IfNextVowelAppend(r-)
  IF thisPh(isWordEnd) THEN
    FMT(vowel/@_low)
  ENDIF
  FMT(vowel/@)
endphoneme


phoneme 3    //  Schwa, used for rhotic schwa in American
  import_phoneme @
endphoneme


phoneme @2   //  Schwa, changes to I before a vowel
  vowel  starttype #@  endtype #@
  unstressed
  length 120
  IF nextPh(isVowel) THEN
    ChangePhoneme(I2)
  ENDIF
  FMT(vowel/@_low)
endphoneme


phoneme @5   //  Schwa, changes to U before a vowel
  vowel  starttype #@  endtype #@
  unstressed
  length 140
  IF nextPh(isVowel) OR nextPh(isPause) THEN
    ChangePhoneme(U)
  ENDIF
  FMT(vowel/@_low)
endphoneme


phoneme a
  vowel  starttype #a  endtype #a
  length 175
  ChangeIfDiminished(a2)
  FMT(vowel/&)
endphoneme


phoneme E
  vowel  starttype #e  endtype #e
  length 140
  ChangeIfDiminished(I2)
  FMT(vowel/e_mid)
endphoneme


phoneme I
  vowel  starttype #i endtype #i
  length 130
  IfNextVowelAppend(;)
  FMT(vowel/ii)
endphoneme

phoneme I2
  vowel  starttype #i  endtype #i
  unstressed
  length 130
  IfNextVowelAppend(;)
  FMT(vowel/ii)
endphoneme


phoneme i   //  optional variant of [I] for end of words
  vowel  starttype #i  endtype #i
  length 140
  IfNextVowelAppend(;)
  FMT(vowel/ii_final)
endphoneme


phoneme 0
  vowel  starttype #o   endtype #o
  length 140
  ChangeIfDiminished(@)
  FMT(vowel/0_3)
endphoneme


phoneme V
  vowel  starttype #a  endtype #@
  length 140
  ChangeIfDiminished(@)
  FMT(vowel/V_3)
endphoneme


phoneme U
  vowel  starttype #o  endtype #o
  length 150
  FMT(vowel/o-_3)
endphoneme



phoneme a2
  vowel  starttype #@  endtype #@
  unstressed
  length 150
  IfNextVowelAppend(r-)
  FMT(vowel/@_low)
endphoneme


phoneme A:
  vowel  starttype #a  endtype #a
  length 240
  IfNextVowelAppend(r-)
  FMT(vwl_en_rp/aa)
endphoneme


phoneme A@
  vowel  starttype #a  endtype #a
  length 240
  IfNextVowelAppend(r-)
  FMT(vwl_en_rp/aa)
endphoneme


phoneme aa   //   'bath' etc.
  vowel  starttype #a  endtype #a
  length 200
  FMT(vwl_en_rp/aa)
endphoneme


phoneme 3:
  vowel  starttype #@  endtype #@
  length 210
  ChangeIfDiminished(@)
  IfNextVowelAppend(r-)
  FMT(vowel/3_3)
endphoneme


phoneme i:
  vowel  starttype #i  endtype #i
  length 175
  IfNextVowelAppend(;)
  IF prevPh(w) THEN
    VowelStart(w/wi2)
  ENDIF
  FMT(vowel/i)
endphoneme


phoneme O:
  vowel  starttype #o  endtype #o
  length 230
  ChangeIfDiminished(@)
  IfNextVowelAppend(r-)
  FMT(vowel/oo_1)
endphoneme


phoneme O@
  vowel  starttype #o  endtype #@
  length 230
  IfNextVowelAppend(r-)
  FMT(vowel/oo_1)
endphoneme


phoneme O
  vowel  starttype #o  endtype #o
  length 150
  ChangeIfDiminished(@)
  FMT(vowel/oo_en)
endphoneme


phoneme u:
  vowel  starttype #u  endtype #u
  length 190
  FMT(vowel/u_fnt)
endphoneme


phoneme aU
  vowel  starttype #a  endtype #u
  length 230
  FMT(vdiph/au_3)
endphoneme


phoneme oU
  vowel  starttype #@  endtype #u
  length 220
  FMT(vdiph/@u_2)
endphoneme


phoneme aI
  vowel  starttype #a  endtype #i
  length 230
  FMT(vdiph/ai_6)
endphoneme


phoneme eI
  vowel  starttype #i  endtype #i
  length 210
  FMT(vdiph2/ei_2)
endphoneme


phoneme OI
  vowel  starttype #o  endtype #i
  length 230
  FMT(vdiph/ooi_3)
endphoneme


phoneme e@
  vowel  starttype #e  endtype #@
  length 220
  IfNextVowelAppend(r-)
  FMT(vdiph2/ee@_2)
endphoneme


phoneme i@
  vowel  starttype #i  endtype #@
  length 240
  IfNextVowelAppend(r-)
  FMT(vwl_en_rp/i@)
endphoneme


phoneme U@
  vowel  starttype #u  endtype #@
  length 230
  IfNextVowelAppend(r-)
  FMT(vowel/o_mid)
endphoneme


phoneme aI@
  vowel  starttype #a  endtype #@
  length 270
  IfNextVowelAppend(r-)
  FMT(vwl_en/aI@)
endphoneme


phoneme aU@
  vowel  starttype #a   endtype #@
  length 270
  IfNextVowelAppend(r-)
  FMT(vwl_en_rp/aU@)
endphoneme