# set_player.ludic - one actor playing a set: which rig its clips were found for, the state it
# is in and the one the code last asked for, and the two clips being cross-faded
export property AnimPlayer {
  set: int = -1
  rig: string = ""          # the clips' prefix it was bound with ("hiker_m")
  names: []string = null    # every choice's full clip name, state by state, made once per rig
  clips: []Clip = null      # the same, found; null where the rig has no such clip
  base: []int = null        # where each state's choices start in names and clips
  vals: []float = null      # the set's parameters, in its order
  ready: bool = false       # the entry state's default clip is found: the model has loaded
  state: int = 0
  want: int = 0
  asked: string = ""        # the last state asked for: a request is taken once, not every frame
  fresh: bool = false       # the state changed this frame: its first clip starts at zero
  fade_next: float = -1.0   # the fade a state change asked for
  clip: Clip = null
  t: float = 0.0
  prev: Clip = null
  pt: float = 0.0
  mix: float = 1.0
  fade: float = 0.2
  rate: float = 1.0
  pick: int = -1            # which of the state's choices plays
}

export function animset_clip(pl: AnimPlayer) -> Clip { return pl.clip }
export function animset_time(pl: AnimPlayer) -> float { return pl.t }
export function animset_rate(pl: AnimPlayer) -> float { return pl.rate }
# the playing choice's clip as the set names it, without the rig ("sit_seat"); "" before a tick
export function animset_choice(pl: AnimPlayer) -> string {
  if pl.set < 0 or pl.pick < 0 { return "" }
  return AnimSets[pl.set].states[pl.state].choices[pl.pick].clip
}
export function animset_ready(pl: AnimPlayer) -> bool { return pl.ready }
export function animset_bound(pl: AnimPlayer, set: int, rig: string) -> bool { return pl.set == set and pl.rig == rig and pl.names != null }