FF7/Field/Script/Opcodes/F2 AKAO

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Revision as of 11:24, 15 September 2016 by my_wiki>DLPB2
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  • Opcode: 0xF2
  • Short name: AKAO
  • Long name: Sound Operation (byte param1)

Memory layout

0xF2 B1 / B2 B3 / B4 0 / B6 Op Param1 Param2 Param3 Param4 Param5

Arguments

  • const Bit[4] B1: Bank to retrieve Param1, or zero if Param1 is specified as a literal value.
  • const Bit[4] B2: Bank to retrieve Param2, or zero if Param2 is specified as a literal value.
  • const Bit[4] B3: Bank to retrieve Param3, or zero if Param3 is specified as a literal value.
  • const Bit[4] B4: Bank to retrieve Param4, or zero if Param4 is specified as a literal value.
  • const Bit[4] 0: Zero.
  • const Bit[4] B6: Bank to retrieve Param5, or zero if Param5 is specified as a literal value.
  • const UByte Op: Operation to perform.
  • const UByte Param1: Parameter 1.
  • const UShort Param2: Parameter 2.
  • const UShort Param3: Parameter 3.
  • const UShort Param4: Parameter 4.
  • const UShort Param5: Parameter 5.

Description

Perform an operation described by Op, and uses the parameters depending on the operation.

Operation list (by Aali, amendments by DLPB)
  • 10 Play music [param1=Music ID]
  • 14 Same as 10
  • 15 Unknown
  • 18 Play music and resume from last position [param1=Music ID]
  • 19 Same as 18

  • 20 Unknown
  • 21 Unknown
  • 22 Unknown
  • 23 Unknown
  • 24 Unknown (same as 20)
  • 25 Unknown (same as 21)
  • 26 Unknown (same as 22)
  • 27 Unknown (same as 23)
  • 28 Play a sound effect on channel #1 [param1=Panning, Param2=Effect ID]
  • 29 Play a sound effect on channel #2 [param1=Panning, Param2=Effect ID]
  • 2A Play a sound effect on channel #3 [param1=Panning, Param2=Effect ID]
  • 2B Play a sound effect on channel #4 [param1=Panning, Param2=Effect ID]
  • 30 Play a sound effect (it does not use channel 1-4 and must be stopped by playing effect 0) [Param1=Effect ID]

  • 98 Resumes music and sound effects
  • 99 Pauses music and sound effects
  • 9A Resumes only the music
  • 9B Pauses only the music
  • 9C Resumes only sound effects
  • 9D Pauses only sound effects

  • A0 Volume control (channel #1) [param1=Volume]
  • A1 Volume control (channel #2) [param1=Volume]
  • A2 Volume control (channel #3) [param1=Volume]
  • A3 Volume control (channel #4) [param1=Volume]
  • A4 Volume transitions (channel #1) [param1=Transition time, param2=Target volume]
  • A5 Volume transitions (channel #2) [param1=Transition time, param2=Target volume]
  • A6 Volume transitions (channel #3) [param1=Transition time, param2=Target volume]
  • A7 Volume transitions (channel #4) [param1=Transition time, param2=Target volume]
  • A8 Pan control (channel #1)
  • A9 Pan control (channel #2)
  • AA Pan control (channel #3)
  • AB Pan control (channel #4)
  • AC Pan transitions (channel #1)
  • AD Pan transitions (channel #2)
  • AE Pan transitions (channel #3)
  • AF Pan transitions (channel #4)

  • B0 Tempo control (channel #1)
  • B1 Tempo control (channel #2)
  • B2 Tempo control (channel #3)
  • B3 Tempo control (channel #4)
  • B4 Tempo transitions (channel #1)
  • B5 Tempo transitions (channel #2)
  • B6 Tempo transitions (channel #3)
  • B7 Tempo transitions (channel #4)
  • B8 Volume control for all channels [param1=Volume
  • B9 Volume transitions for all channels [param1=Transition time, param2=Target volume]
  • BA Pan control for all channels
  • BB Pan transitions for all channels
  • BC Tempo control for all channels
  • BD Tempo transitions for all channels

  • C0 Set music volume [param1=Volume level]
  • C1 Music volume transition [param1=Transition time, param2=Target volume]
  • C2 Music volume fade
  • C8 Set music pan? (noop in PC version)
  • C9 Music pan transition? (noop in PC version)
  • CA Music pan fade? (noop in PC version)

  • D0 Set music tempo
  • D1 Music tempo transition
  • D2 Music tempo fade

  • F0 Stop music
  • F1 Stop sound effects (this will not affect 0x30)