FF7/Field/Script/Opcodes/FD CMUSC

• Opcode: 0xFD
• Short name: CMUSC
• Long name: Change Music

Memory layout

0xFD	I	p1	p2	p3	p4	p5	p6

Arguments

• const UByte I: Ref to music files for the field (field flevel->script->AKAO[]
• const UByte p1: Unknown, always 0 (PC)
• const UByte p2: Potentially fadeOut time from current music
• const UByte p3: Potentially fadeIn time and trigger from changed music
• const UByte p4: Unknown, always 0 (PC)
• const UByte p5: Unknown, always 0 (PC)
• const UByte p6: Unknown, always 0 (PC)

Description

Most commonly used for the sleeping at an inn. When p3 === 0 && p2 === 20, the current music stops immediately and the change music id plays at the channel volume immediately. When p3 > 0 && p2 > 20, the current music fades out (potentially at 20 frames - p2), after the fade has ended, the change music is faded in (potentially at 30 frames, p3)