Function CopyRaw

modules/tools/animation_tool/src/animation_builder.cc:90–126

// Also fixes up the front (t = 0) and back keys (t = duration).
template <typename _SrcTrack, typename _DestTrack>
void CopyRaw(const _SrcTrack& _src, uint16_t _track, float _duration,
             _DestTrack* _dest) {
  typedef typename _SrcTrack::value_type SrcKey;
  typedef typename _DestTrack::value_type DestKey;

  if (_src.size() == 0) {  // Adds 2 new keys.
    PushBackIdentityKey<SrcKey, _DestTrack>(_track, 0.f, _dest);
    PushBackIdentityKey<SrcKey, _DestTrack>(_track, _duration, _dest);
  } else if (_src.size() == 1) {  // Adds 1 new key.
    const SrcKey& raw_key = _src.front();
    SKR_ASSERT(raw_key.time >= 0 && raw_key.time <= _duration);
    const DestKey first = {_track, -1.f, {0.f, raw_key.value}};
    _dest->push_back(first);
    const DestKey last = {_track, 0.f, {_duration, raw_key.value}};
    _dest->push_back(last);
  } else {  // Copies all keys, and fixes up first and last keys.
    float prev_time = -1.f;
    if (_src.front().time != 0.f) {  // Needs a key at t = 0.f.
      const DestKey first = {_track, prev_time, {0.f, _src.front().value}};
      _dest->push_back(first);
      prev_time = 0.f;
    }
    for (size_t k = 0; k < _src.size(); ++k) {  // Copies all keys.
      const SrcKey& raw_key = _src[k];
      SKR_ASSERT(raw_key.time >= 0 && raw_key.time <= _duration);
      const DestKey key = {_track, prev_time, {raw_key.time, raw_key.value}};
      _dest->push_back(key);
      prev_time = raw_key.time;
    }
    if (_src.back().time - _duration != 0.f) {  // Needs a key at t = _duration.
      const DestKey last = {_track, prev_time, {_duration, _src.back().value}};
      _dest->push_back(last);
    }
  }
  SKR_ASSERT(_dest->front().key.time == 0.f &&
         _dest->back().key.time - _duration == 0.f);
}

template <typename _SortingKey>
void CopyToAnimation(ozz::vector<_SortingKey>* _src,