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-module.hh"
19 #include "ly-smobs.icc"
21 #include "music-iterator.hh"
22 #include "output-def.hh"
24 #include "paper-book.hh"
25 #include "output-def.hh"
26 #include "paper-score.hh"
27 #include "scm-hash.hh"
43 IMPLEMENT_SMOBS (Score);
44 IMPLEMENT_DEFAULT_EQUAL_P (Score);
45 IMPLEMENT_TYPE_P (Score, "ly:score?");
48 Score::mark_smob (SCM s)
50 Score *sc = (Score*) SCM_CELL_WORD_1 (s);
54 scm_gc_mark (sc->key_->self_scm());
58 scm_gc_mark (sc->header_);
59 for (int i = sc->defs_.size (); i--;)
60 scm_gc_mark (sc->defs_[i]->self_scm ());
65 Score::print_smob (SCM , SCM p, scm_print_state*)
67 scm_puts ("#<Score>", p);
72 Score::Score (Score const &s)
76 error_found_ = s.error_found_;
83 Music *m = unsmob_music (s.music_);
84 music_ = m ? m->clone ()->self_scm () : SCM_EOL;
85 scm_gc_unprotect_object (music_);
87 for (int i = 0; i < s.defs_.size (); i++)
88 defs_.push (s.defs_[i]->clone ());
90 header_ = ly_make_anonymous_module (false);
91 if (ly_c_module_p (s.header_))
92 ly_module_copy (header_, s.header_);
97 default_rendering (SCM music, SCM outdef,
99 SCM header, SCM outname,
102 SCM scaled_def = outdef;
103 SCM scaled_bookdef = book_outputdef;
105 Output_def *bpd = unsmob_output_def (book_outputdef);
108 if (bpd->c_variable ("is-paper") == SCM_BOOL_T)
110 Real scale = scm_to_double (bpd->c_variable ("outputscale"));
112 Output_def *def = scale_output_def (unsmob_output_def (outdef), scale);
113 scaled_def = def->self_scm ();
115 scaled_bookdef = scale_output_def (bpd, scale)->self_scm ();
116 unsmob_output_def (scaled_def)->parent_
117 = unsmob_output_def (scaled_bookdef);
119 scm_gc_unprotect_object (scaled_bookdef);
120 scm_gc_unprotect_object (scaled_def);
123 SCM context = ly_run_translator (music, scaled_def, key);
124 if (Global_context *g = dynamic_cast<Global_context*>
125 (unsmob_context (context)))
127 SCM systems = ly_format_output (context, outname);
128 Music_output *output = g->get_output ();
129 if (systems != SCM_UNDEFINED)
131 /* ugh, this is strange, Paper_book without a Book object. */
132 Paper_book *paper_book = new Paper_book ();
133 paper_book->header_ = header;
134 paper_book->paper_ = unsmob_output_def (scaled_bookdef);
137 sc.systems_ = systems;
140 paper_book->score_systems_.push (sc);
142 paper_book->classic_output (ly_scm2string (outname));
143 scm_gc_unprotect_object (paper_book->self_scm ());
148 scm_remember_upto_here_1 (scaled_def);
149 scm_remember_upto_here_1 (scaled_bookdef);
153 Format score, return systems. OUTNAME is still passed to create a midi
156 LAYOUTBOOK should be scaled already.
160 Score::book_rendering (String outname,
161 Output_def *layoutbook,
162 Output_def *default_def,
163 Object_key *book_key)
168 SCM scaled_bookdef = SCM_EOL;
171 if (layoutbook && layoutbook->c_variable ("is-paper") == SCM_BOOL_T)
172 scale = scm_to_double (layoutbook->c_variable ("outputscale"));
174 SCM out = scm_makfrom0str (outname.to_str0 ());
175 SCM systems = SCM_EOL;
176 int outdef_count = defs_.size ();
178 Object_key * key = new Lilypond_general_key (book_key, user_key_, 0);
179 SCM scm_key = key->self_scm();
180 scm_gc_unprotect_object (scm_key);
182 for (int i = 0; !i || i < outdef_count; i++)
184 Output_def *def = outdef_count ? defs_[i] : default_def;
185 SCM scaled = SCM_EOL;
186 if (def->c_variable ("is-layout") == SCM_BOOL_T)
188 def = scale_output_def (def, scale);
189 def->parent_ = layoutbook;
190 scaled = def->self_scm ();
191 scm_gc_unprotect_object (scaled);
194 /* TODO: fix or junk --no-layout. */
195 SCM context = ly_run_translator (music_, def->self_scm (), scm_key);
196 if (dynamic_cast<Global_context*> (unsmob_context (context)))
198 SCM s = ly_format_output (context, out);
199 if (s != SCM_UNDEFINED)
203 scm_remember_upto_here_1 (scaled);
206 scm_remember_upto_here_1 (scm_key);
207 scm_remember_upto_here_1 (scaled_bookdef);
214 LY_DEFINE (ly_score_embedded_format, "ly:score-embedded-format",
215 2, 1, 0, (SCM score, SCM layout, SCM key),
216 "Run @var{score} through @var{layout}, an output definition, "
217 "scaled to correct outputscale already, "
218 "return a list of layout-lines. "
219 "\nTake optional Object_key argument."
222 Score * sc = unsmob_score (score);
223 Output_def *od = unsmob_output_def (layout);
225 if (sc->error_found_)
230 SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "Score");
231 SCM_ASSERT_TYPE (od, layout, SCM_ARG2, __FUNCTION__, "Output_def");
233 Output_def * score_def = 0;
235 /* UGR, FIXME, these are default \layout blocks once again. They
237 for (int i = 0; !score_def && i < sc->defs_.size (); i++)
238 if (sc->defs_[i]->c_variable ("is-layout") == SCM_BOOL_T)
239 score_def = sc->defs_[i];
242 return scm_c_make_vector (0, SCM_EOL);
244 score_def = score_def->clone ();
245 SCM prot = score_def->self_scm ();
246 scm_gc_unprotect_object (prot);
248 /* TODO: SCORE_DEF should be scaled according to OD->parent_ or OD
250 score_def->parent_ = od;
252 SCM context = ly_run_translator (sc->get_music (), score_def->self_scm (),
254 SCM lines = ly_format_output (context, scm_makfrom0str ("<embedded>"));
256 scm_remember_upto_here_1 (prot);
261 Score::set_music (SCM music, SCM parser)
264 SCM check_funcs = ly_lily_module_constant ("toplevel-music-functions");
265 for (; scm_is_pair (check_funcs); check_funcs = scm_cdr (check_funcs))
266 music = scm_call_2 (scm_car (check_funcs), music, parser);
268 if (unsmob_music (music_))
270 unsmob_music (music)->origin ()->error (_("Already have music in score"));
271 unsmob_music (music_)->origin ()->error (_("This is the previous music"));
273 Music * m = unsmob_music (music);
274 if (m && to_boolean (m->get_property ("error-found")))
276 m->origin()->error (_("Error found in this music expression. Ignoring it"));
278 this->error_found_ = this->error_found_ || to_boolean (m->get_property ("error-found"));
282 if (this->error_found_)
283 this->music_ = SCM_EOL;
285 this->music_ = music;
290 Score::get_music () const