Type Alias: TXR_monster_head_animation

type TXR_monster_head_animation = 
  | typeof head_anim_normal
  | typeof head_anim_angry
  | typeof head_anim_glad
  | typeof head_anim_kind
  | -1;

Monster head-animation constants accepted by trader sound actions.

Source

src/xrGame/script_sound_action_script.cpp, trader-specific sound constructor.