X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftempo-performer.cc;h=967ae60e7067b7e6b803d85a81479690331f898c;hb=b872748c6aa8bb721ced458691b38ac2fac5dfc8;hp=23ea8fa74f459eebdd40feff3e22dba3daf35e64;hpb=35fafba86276f47f3742fd10f0107eea1cc926ea;p=lilypond.git diff --git a/lily/tempo-performer.cc b/lily/tempo-performer.cc index 23ea8fa74f..967ae60e70 100644 --- a/lily/tempo-performer.cc +++ b/lily/tempo-performer.cc @@ -1,9 +1,20 @@ /* - tempo-performer.cc -- implement Tempo_performer + This file is part of LilyPond, the GNU music typesetter. - source file of the GNU LilyPond music typesetter + Copyright (C) 1997--2015 Jan Nieuwenhuizen - (c) 1997--2006 Jan Nieuwenhuizen + LilyPond is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + LilyPond is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with LilyPond. If not, see . */ #include "performer.hh" @@ -22,12 +33,12 @@ public: protected: - virtual void derived_mark () const; + virtual void derived_mark () const; void stop_translation_timestep (); void process_music (); private: Audio_tempo *audio_; - SCM last_tempo_; + SCM last_tempo_; }; void @@ -36,7 +47,8 @@ Tempo_performer::derived_mark () const scm_gc_mark (last_tempo_); } -Tempo_performer::Tempo_performer () +Tempo_performer::Tempo_performer (Context *c) + : Performer (c) { last_tempo_ = SCM_EOL; audio_ = 0; @@ -50,10 +62,10 @@ void Tempo_performer::process_music () { SCM w = get_property ("tempoWholesPerMinute"); - if (unsmob_moment (w) + if (unsmob (w) && !ly_is_equal (w, last_tempo_)) { - Rational r = unsmob_moment (w)->main_part_; + Rational r = unsmob (w)->main_part_; r *= Rational (4, 1); audio_ = new Audio_tempo (r.to_int ()); @@ -74,7 +86,22 @@ Tempo_performer::stop_translation_timestep () } } -ADD_TRANSLATOR (Tempo_performer, "", "", - "", - "tempoWholesPerMinute ", - ""); +void +Tempo_performer::boot () +{ + +} + +ADD_TRANSLATOR (Tempo_performer, + /* doc */ + "", + + /* create */ + "", + + /* read */ + "tempoWholesPerMinute ", + + /* write */ + "" + );