2 score.cc -- implement Score
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
13 #include "lilypond-key.hh"
14 #include "lily-parser.hh"
16 #include "cpu-timer.hh"
17 #include "global-context.hh"
18 #include "ly-smobs.icc"
20 #include "music-iterator.hh"
21 #include "output-def.hh"
23 #include "paper-book.hh"
24 #include "output-def.hh"
25 #include "paper-score.hh"
26 #include "scm-hash.hh"
42 IMPLEMENT_SMOBS (Score);
43 IMPLEMENT_DEFAULT_EQUAL_P (Score);
44 IMPLEMENT_TYPE_P (Score, "ly:score?");
47 Score::mark_smob (SCM s)
49 Score *sc = (Score*) SCM_CELL_WORD_1 (s);
53 scm_gc_mark (sc->key_->self_scm());
57 scm_gc_mark (sc->header_);
58 for (int i = sc->defs_.size (); i--;)
59 scm_gc_mark (sc->defs_[i]->self_scm ());
64 Score::print_smob (SCM , SCM p, scm_print_state*)
66 scm_puts ("#<Score>", p);
71 Score::Score (Score const &s)
75 error_found_ = s.error_found_;
82 Music *m = unsmob_music (s.music_);
83 music_ = m ? m->clone ()->self_scm () : SCM_EOL;
84 scm_gc_unprotect_object (music_);
86 for (int i = 0; i < s.defs_.size (); i++)
87 defs_.push (s.defs_[i]->clone ());
89 header_ = ly_make_anonymous_module (false);
90 if (ly_c_module_p (s.header_))
91 ly_module_copy (header_, s.header_);
96 default_rendering (SCM music, SCM outdef,
98 SCM header, SCM outname,
101 SCM scaled_def = outdef;
102 SCM scaled_bookdef = book_outputdef;
104 Output_def *bpd = unsmob_output_def (book_outputdef);
107 if (bpd->c_variable ("is-paper") == SCM_BOOL_T)
109 Real scale = scm_to_double (bpd->c_variable ("outputscale"));
111 Output_def *def = scale_output_def (unsmob_output_def (outdef), scale);
112 scaled_def = def->self_scm ();
114 scaled_bookdef = scale_output_def (bpd, scale)->self_scm ();
115 unsmob_output_def (scaled_def)->parent_
116 = unsmob_output_def (scaled_bookdef);
118 scm_gc_unprotect_object (scaled_bookdef);
119 scm_gc_unprotect_object (scaled_def);
122 SCM context = ly_run_translator (music, scaled_def, key);
123 if (Global_context *g = dynamic_cast<Global_context*>
124 (unsmob_context (context)))
126 SCM systems = ly_format_output (context, outname);
127 Music_output *output = g->get_output ();
128 if (systems != SCM_UNDEFINED)
130 /* ugh, this is strange, Paper_book without a Book object. */
131 Paper_book *paper_book = new Paper_book ();
132 paper_book->header_ = header;
133 paper_book->paper_ = unsmob_output_def (scaled_bookdef);
136 sc.systems_ = systems;
139 paper_book->score_systems_.push (sc);
141 paper_book->classic_output (ly_scm2string (outname));
142 scm_gc_unprotect_object (paper_book->self_scm ());
147 scm_remember_upto_here_1 (scaled_def);
148 scm_remember_upto_here_1 (scaled_bookdef);
152 Format score, return systems. OUTNAME is still passed to create a midi
155 LAYOUTBOOK should be scaled already.
159 Score::book_rendering (String outname,
160 Output_def *layoutbook,
161 Output_def *default_def,
162 Object_key *book_key)
167 SCM scaled_bookdef = SCM_EOL;
170 if (layoutbook && layoutbook->c_variable ("is-paper") == SCM_BOOL_T)
171 scale = scm_to_double (layoutbook->c_variable ("outputscale"));
173 SCM out = scm_makfrom0str (outname.to_str0 ());
174 SCM systems = SCM_EOL;
175 int outdef_count = defs_.size ();
177 Object_key * key = new Lilypond_general_key (book_key, user_key_, 0);
178 SCM scm_key = key->self_scm();
179 scm_gc_unprotect_object (scm_key);
181 for (int i = 0; !i || i < outdef_count; i++)
183 Output_def *def = outdef_count ? defs_[i] : default_def;
184 SCM scaled = SCM_EOL;
185 if (def->c_variable ("is-layout") == SCM_BOOL_T)
187 def = scale_output_def (def, scale);
188 def->parent_ = layoutbook;
189 scaled = def->self_scm ();
190 scm_gc_unprotect_object (scaled);
193 /* TODO: fix or junk --no-layout. */
194 SCM context = ly_run_translator (music_, def->self_scm (), scm_key);
195 if (dynamic_cast<Global_context*> (unsmob_context (context)))
197 SCM s = ly_format_output (context, out);
198 if (s != SCM_UNDEFINED)
202 scm_remember_upto_here_1 (scaled);
205 scm_remember_upto_here_1 (scm_key);
206 scm_remember_upto_here_1 (scaled_bookdef);
213 LY_DEFINE (ly_score_embedded_format, "ly:score-embedded-format",
214 2, 1, 0, (SCM score, SCM layout, SCM key),
215 "Run @var{score} through @var{layout}, an output definition, "
216 "scaled to correct outputscale already, "
217 "return a list of layout-lines. "
218 "\nTake optional Object_key argument."
221 Score * sc = unsmob_score (score);
222 Output_def *od = unsmob_output_def (layout);
224 if (sc->error_found_)
229 SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "Score");
230 SCM_ASSERT_TYPE (od, layout, SCM_ARG2, __FUNCTION__, "Output_def");
232 Output_def * score_def = 0;
234 /* UGR, FIXME, these are default \layout blocks once again. They
236 for (int i = 0; !score_def && i < sc->defs_.size (); i++)
237 if (sc->defs_[i]->c_variable ("is-layout") == SCM_BOOL_T)
238 score_def = sc->defs_[i];
241 return scm_c_make_vector (0, SCM_EOL);
243 score_def = score_def->clone ();
244 SCM prot = score_def->self_scm ();
245 scm_gc_unprotect_object (prot);
247 /* TODO: SCORE_DEF should be scaled according to OD->parent_ or OD
249 score_def->parent_ = od;
251 SCM context = ly_run_translator (sc->get_music (), score_def->self_scm (),
253 SCM lines = ly_format_output (context, scm_makfrom0str ("<embedded>"));
255 scm_remember_upto_here_1 (prot);
260 Score::set_music (SCM music, SCM parser)
263 SCM check_funcs = ly_lily_module_constant ("toplevel-music-functions");
264 for (; scm_is_pair (check_funcs); check_funcs = scm_cdr (check_funcs))
265 music = scm_call_2 (scm_car (check_funcs), music, parser);
267 if (unsmob_music (music_))
269 unsmob_music (music)->origin ()->error (_("Already have music in score"));
270 unsmob_music (music_)->origin ()->error (_("This is the previous music"));
272 Music * m = unsmob_music (music);
273 if (m && to_boolean (m->get_property ("error-found")))
275 m->origin()->error (_("Error found in this music expression. Ignoring it"));
277 this->error_found_ = this->error_found_ || to_boolean (m->get_property ("error-found"));
281 if (this->error_found_)
282 this->music_ = SCM_EOL;
284 this->music_ = music;
289 Score::get_music () const