////////////////////////////////////////////////////////////
//~ Tile helpers

i32 P_TileIdxFromTilePos(Vec2 p)
{
  i32 x = ClampI32(FloorF32(p.x), 0, P_TilesPitch - 1);
  i32 y = ClampI32(FloorF32(p.y), 0, P_TilesPitch - 1);
  i32 result = x + (y * P_TilesPitch);
  return result;
}

////////////////////////////////////////////////////////////
//~ Prefab helpers

P_PrefabFlag P_FlagsFromPrefabKind(P_PrefabKind kind)
{
  PERSIST Readonly P_PrefabFlag flags[P_PrefabKind_COUNT] = {
    #define X(name, flags, ...) flags,
      P_PrefabsXList(X)
    #undef X
  };
  P_PrefabFlag result = P_PrefabFlag_None;
  if (kind >= 0 && kind < countof(flags))
  {
    result = flags[kind];
  }
  return result;
}