X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fbeam-collision-engraver.cc;h=9771799c18338a60d7fc4be6c39edaf698ea8020;hb=94dc452301cc0d1e9983f5aeb784884f7fe8c964;hp=a12311602cc5ff1c5ffc579f9823dbe6b5b9888a;hpb=e4be20302c832985b7faac6fc0daf1f45f382391;p=lilypond.git diff --git a/lily/beam-collision-engraver.cc b/lily/beam-collision-engraver.cc index a12311602c..9771799c18 100644 --- a/lily/beam-collision-engraver.cc +++ b/lily/beam-collision-engraver.cc @@ -1,7 +1,7 @@ /* This file is part of LilyPond, the GNU music typesetter. - Copyright (C) 2011 Mike Solomon + Copyright (C) 2011--2012 Mike Solomon LilyPond is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -22,68 +22,114 @@ #include "item.hh" #include "note-head.hh" #include "pointer-group-interface.hh" +#include "stem.hh" class Beam_collision_engraver : public Engraver { protected: - vector beams_; - vector covered_grobs_; + vector beams_; + vector covered_grobs_; DECLARE_ACKNOWLEDGER (note_head); + DECLARE_ACKNOWLEDGER (stem); DECLARE_ACKNOWLEDGER (accidental); DECLARE_ACKNOWLEDGER (clef); + DECLARE_ACKNOWLEDGER (clef_modifier); DECLARE_ACKNOWLEDGER (key_signature); DECLARE_ACKNOWLEDGER (time_signature); DECLARE_ACKNOWLEDGER (beam); + DECLARE_ACKNOWLEDGER (flag); virtual void finalize (); +private: + bool covered_grob_has_interface (Grob *covered_grob, Grob *beam); + public: TRANSLATOR_DECLARATIONS (Beam_collision_engraver); }; Beam_collision_engraver::Beam_collision_engraver () {} +bool +Beam_collision_engraver::covered_grob_has_interface (Grob *covered_grob, Grob *beam) +{ + SCM interfaces = beam->get_property ("collision-interfaces"); + + for (SCM l = interfaces; scm_is_pair (l); l = scm_cdr (l)) + { + if (covered_grob->internal_has_interface (scm_car (l))) + return true; + } + + return false; +} + void Beam_collision_engraver::finalize () { if (!covered_grobs_.size ()) return; - vector_sort (covered_grobs_, Grob::less); - vector_sort (beams_, Grob::less); + vector_sort (covered_grobs_, Grob_info::less); + vector_sort (beams_, Grob_info::less); vsize start = 0; for (vsize i = 0; i < beams_.size (); i++) { - Interval_t beam_spanned_rank_ = beams_[i]->spanned_rank_interval (); + Grob *beam_grob = beams_[i].grob (); + + extract_grob_set (beam_grob, "normal-stems", stems); + Interval_t vertical_span; + for (vsize j = 0; j < stems.size (); j++) + { + int vag = Grob::get_vertical_axis_group_index (stems[j]); + if (vag >= 0) + vertical_span.add_point (vag); + } + Context *beam_context = beams_[i].context (); + + Interval_t beam_spanned_rank_ = beam_grob->spanned_rank_interval (); // Start considering grobs at the first grob whose end falls at or after the beam's beginning. - while (covered_grobs_[start]->spanned_rank_interval ()[RIGHT] < beam_spanned_rank_[LEFT]) + while (covered_grobs_[start].grob ()->spanned_rank_interval ()[RIGHT] < beam_spanned_rank_[LEFT]) start++; // Stop when the grob's beginning comes after the beam's end. for (vsize j = start; j < covered_grobs_.size (); j++) { - Interval_t covered_grob_spanned_rank = covered_grobs_[j]->spanned_rank_interval (); + Grob *covered_grob = covered_grobs_[j].grob (); + int vag = Grob::get_vertical_axis_group_index (covered_grob); + if (!vertical_span.contains (vag)) + continue; + Context *covered_grob_context = covered_grobs_[j].context (); + + Interval_t covered_grob_spanned_rank = covered_grob->spanned_rank_interval (); if (covered_grob_spanned_rank[LEFT] > beam_spanned_rank_[RIGHT]) break; /* Only consider grobs whose end falls at or after the beam's beginning. - If the grob is a beam, it cannot start before beams_[i] + If the grob is a beam, it cannot start before beams_[i]. + Also, if the user wants to check for collisions only in the beam's voice, + then make sure the beam and the covered_grob are in the same voice. */ if ((covered_grob_spanned_rank[RIGHT] >= beam_spanned_rank_[LEFT]) - && !(Beam::has_interface (covered_grobs_[j]) - && (covered_grob_spanned_rank[LEFT] <= beam_spanned_rank_[LEFT]))) + && !(to_boolean (beam_grob->get_property ("collision-voice-only")) + && (covered_grob_context != beam_context)) + && !(Beam::has_interface (covered_grob) + && (covered_grob_spanned_rank[LEFT] <= beam_spanned_rank_[LEFT])) + && covered_grob_has_interface (covered_grob, beam_grob)) { // Do not consider note heads attached to the beam. - bool my_beam = false; - if (Grob *stem = unsmob_grob (covered_grobs_[j]->get_object ("stem"))) + if (Stem::has_interface (covered_grob)) + if (unsmob_grob (covered_grob->get_object ("beam"))) + continue; + + if (Grob *stem = unsmob_grob (covered_grob->get_object ("stem"))) if (Grob *beam = unsmob_grob (stem->get_object ("beam"))) - if (beam == beams_[i]) - my_beam = true; + if (beam == beam_grob) + continue; - if (!my_beam) - Pointer_group_interface::add_grob (beams_[i], ly_symbol2scm ("covered-grobs"), covered_grobs_[j]); + Pointer_group_interface::add_grob (beam_grob, ly_symbol2scm ("covered-grobs"), covered_grob); } } } @@ -92,60 +138,81 @@ Beam_collision_engraver::finalize () void Beam_collision_engraver::acknowledge_note_head (Grob_info i) { - covered_grobs_.push_back (i.grob ()); + covered_grobs_.push_back (i); +} + +void +Beam_collision_engraver::acknowledge_stem (Grob_info i) +{ + covered_grobs_.push_back (i); } void Beam_collision_engraver::acknowledge_accidental (Grob_info i) { if (i.grob ()->internal_has_interface (ly_symbol2scm ("inline-accidental-interface"))) - covered_grobs_.push_back (i.grob ()); + covered_grobs_.push_back (i); } void Beam_collision_engraver::acknowledge_clef (Grob_info i) { - covered_grobs_.push_back (i.grob ()); + covered_grobs_.push_back (i); } void Beam_collision_engraver::acknowledge_key_signature (Grob_info i) { - covered_grobs_.push_back (i.grob ()); + covered_grobs_.push_back (i); +} + +void +Beam_collision_engraver::acknowledge_clef_modifier (Grob_info i) +{ + covered_grobs_.push_back (i); } void Beam_collision_engraver::acknowledge_time_signature (Grob_info i) { - covered_grobs_.push_back (i.grob ()); + covered_grobs_.push_back (i); +} + +void +Beam_collision_engraver::acknowledge_flag (Grob_info i) +{ + covered_grobs_.push_back (i); } void Beam_collision_engraver::acknowledge_beam (Grob_info i) { - beams_.push_back (i.grob ()); - covered_grobs_.push_back (i.grob ()); + beams_.push_back (i); + covered_grobs_.push_back (i); } #include "translator.icc" ADD_ACKNOWLEDGER (Beam_collision_engraver, note_head); +ADD_ACKNOWLEDGER (Beam_collision_engraver, stem); ADD_ACKNOWLEDGER (Beam_collision_engraver, accidental); ADD_ACKNOWLEDGER (Beam_collision_engraver, clef); ADD_ACKNOWLEDGER (Beam_collision_engraver, key_signature); ADD_ACKNOWLEDGER (Beam_collision_engraver, time_signature); +ADD_ACKNOWLEDGER (Beam_collision_engraver, clef_modifier); +ADD_ACKNOWLEDGER (Beam_collision_engraver, flag); ADD_ACKNOWLEDGER (Beam_collision_engraver, beam); ADD_TRANSLATOR (Beam_collision_engraver, - /* doc */ - "Help beams avoid colliding with notes and clefs in other voices.", + /* doc */ + "Help beams avoid colliding with notes and clefs in other voices.", - /* create */ - "", + /* create */ + "", - /* read */ - "", + /* read */ + "", - /* write */ - "" - ); + /* write */ + "" + );