| 39 | |
| 40 | template <typename F, typename G> |
| 41 | void Visit(F cb, G fx) { |
| 42 | unsigned FrameCount = song_view_.GetSong().GetFrameCount(); |
| 43 | unsigned Rows = song_view_.GetSong().GetPatternLength(); |
| 44 | |
| 45 | std::bitset<MAX_PATTERN_LENGTH> RowVisited[MAX_FRAMES] = { }; // // // |
| 46 | while (!RowVisited[f_][r_]) { |
| 47 | RowVisited[f_][r_] = true; |
| 48 | |
| 49 | int Bxx = -1; |
| 50 | int Dxx = -1; |
| 51 | bool Cxx = false; |
| 52 | |
| 53 | song_view_.ForeachTrack([&] (const CTrackData &track /* , stChannelID id */) { |
| 54 | const auto &Note = track.GetPatternOnFrame(f_).GetNoteOn(r_); // // // |
| 55 | for (unsigned l = 0, m = track.GetEffectColumnCount(); l < m; ++l) { |
| 56 | switch (Note.Effects[l].fx) { |
| 57 | case effect_t::JUMP: |
| 58 | Bxx = Note.Effects[l].param; |
| 59 | break; |
| 60 | case effect_t::SKIP: |
| 61 | Dxx = Note.Effects[l].param; |
| 62 | break; |
| 63 | case effect_t::HALT: |
| 64 | Cxx = true; |
| 65 | break; |
| 66 | default: |
| 67 | fx(/* id, */ Note.Effects[l]); |
| 68 | } |
| 69 | } |
| 70 | }); |
| 71 | |
| 72 | if (Cxx && !first_) |
| 73 | break; |
| 74 | cb(); |
| 75 | if (Cxx) |
| 76 | break; |
| 77 | |
| 78 | if (Bxx != -1) { |
| 79 | f_ = std::min(static_cast<unsigned int>(Bxx), FrameCount - 1); |
| 80 | r_ = 0; |
| 81 | } |
| 82 | else if (Dxx != -1) { |
| 83 | if (++f_ >= FrameCount) |
| 84 | f_ = 0; |
| 85 | r_ = std::min(static_cast<unsigned int>(Dxx), Rows - 1); |
| 86 | } |
| 87 | else if (++r_ >= Rows) { // // // |
| 88 | r_ = 0; |
| 89 | if (++f_ >= FrameCount) |
| 90 | f_ = 0; |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | first_ = false; |
| 95 | } |
| 96 | |
| 97 | private: |
| 98 | CConstSongView song_view_; |
no test coverage detected