source file of the GNU LilyPond music typesetter
- (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+#include <stdio.h>
+
#include "ly-smobs.icc"
-#include "scm-hash.hh"
#include "score.hh"
-#include "debug.hh"
+#include "warn.hh"
#include "music-output-def.hh"
#include "music-output.hh"
#include "music-iterator.hh"
#include "music.hh"
#include "global-translator.hh"
-#include "scope.hh"
+#include "scm-hash.hh"
#include "cpu-timer.hh"
#include "main.hh"
#include "paper-def.hh"
+#include "ly-modules.hh"
+
/*
TODO: junkme.
*/
-
Score::Score ()
: Input ()
{
- header_p_ = 0;
+ header_ = SCM_EOL;
music_ = SCM_EOL;
- errorlevel_i_ = 0;
+
smobify_self ();
}
+Score::~Score ()
+{
+
+}
+
+
+
+
+IMPLEMENT_SMOBS (Score);
+IMPLEMENT_DEFAULT_EQUAL_P (Score);
+
+
+SCM
+Score::mark_smob (SCM s)
+{
+ Score * sc = (Score*) SCM_CELL_WORD_1 (s);
+
+ if (sc->header_)
+ scm_gc_mark (sc->header_);
+ for (int i = sc->defs_.size (); i--;)
+ scm_gc_mark (sc->defs_[i]->self_scm ());
+
+ return sc->music_;
+}
+
+int
+Score::print_smob (SCM , SCM p, scm_print_state*)
+{
+ scm_puts ("#<Score>", p);
+
+ return 1;
+}
+
+
+
/*
store point & click locations.
Global to save some time. (Sue us!)
*/
-bool store_locations_global_b;
Score::Score (Score const &s)
: Input (s)
{
music_ = SCM_EOL;
- header_p_ = 0;
+ header_ = 0;
smobify_self ();
- /*
- TODO: this is not very elegant....
- */
- store_locations_global_b = (scm_c_eval_string ("point-and-click") != SCM_BOOL_F);
-
Music * m =unsmob_music (s.music_);
music_ = m?m->clone ()->self_scm () : SCM_EOL;
scm_gc_unprotect_object (music_);
- for (int i=0; i < s.def_p_arr_.size (); i++)
- def_p_arr_.push (s.def_p_arr_[i]->clone ());
- errorlevel_i_ = s.errorlevel_i_;
- if (s.header_p_)
- {
- header_p_ = (s.header_p_) ? new Scheme_hash_table (*s.header_p_): 0;
+ for (int i=0; i < s.defs_.size (); i++)
+ defs_.push (s.defs_[i]->clone ());
- scm_gc_unprotect_object (header_p_->self_scm ());
- }
+ header_ = ly_make_anonymous_module ();
+ if (ly_module_p (s.header_))
+ ly_copy_module_variables (header_, s.header_);
}
-Score::~Score ()
-{
-
-}
-void
-Score::run_translator (Music_output_def *odef_l)
+
+LY_DEFINE(ly_run_translator, "ly:run-translator",
+ 2, 0, 0,
+ (SCM mus, SCM output_def),
+ "Process @var{mus} according to @var{output_def}. A interpretation "
+"context is set up, and @var{mus} is interpreted with it. The "
+"context is returned in its final state." )
{
- Cpu_timer timer;
+ Music_output_def *odef = unsmob_music_output_def (output_def);
+ Music * music = unsmob_music (mus);
+ SCM_ASSERT_TYPE (music, mus, SCM_ARG1, __FUNCTION__, "Music");
+ SCM_ASSERT_TYPE (odef, output_def, SCM_ARG2, __FUNCTION__, "Output definition");
- Global_translator * trans_p = odef_l->get_global_translator_p ();
- if (!trans_p)
+ Cpu_timer timer;
+ Global_translator * trans = odef->get_global_translator ();
+ if (!trans)
{
programming_error ("no toplevel translator");
- return ;
+ return SCM_BOOL_F;
}
progress_indication (_ ("Interpreting music..."));
- Music * music = unsmob_music (music_);
- trans_p->final_mom_ = music->length_mom ();
-
-
- Music_iterator * iter = Music_iterator::static_get_iterator_p (music);
- iter->init_translator (music, trans_p);
+ trans->final_mom_ = music->get_length ();
+ SCM protected_iter = Music_iterator::get_static_get_iterator (music);
+ Music_iterator * iter = unsmob_iterator (protected_iter);
+ iter->init_translator (music, trans);
iter->construct_children ();
if (! iter->ok ())
{
- delete iter;
warning (_ ("Need music in a score"));
- errorlevel_i_ =1;
- return ;
+ return SCM_BOOL_F; // todo: shoudl throw exception.
}
- trans_p->start ();
- trans_p->run_iterator_on_me (iter);
- delete iter;
- trans_p->finish ();
+ trans->start ();
+ trans->run_iterator_on_me (iter);
+ iter->quit();
+ scm_remember_upto_here_1 (protected_iter);
+ trans->finish ();
- if (errorlevel_i_)
- {
- // should we? hampers debugging.
- warning (_ ("Errors found/*, not processing score*/"));
- }
-
- Music_output * output = trans_p->get_output_p ();
- scm_gc_unprotect_object (trans_p->self_scm ());
-
if (verbose_global_b)
progress_indication (_f ("elapsed time: %.2f seconds", timer.read ()));
- if (!header_p_)
- header_p_ = new Scheme_hash_table; // ugh
- Scope bla (header_p_);
- output->header_l_ = &bla;
- output->origin_str_ = location_str ();
-
- progress_indication ("\n");
- output->process ();
- delete output ;
-
- /*
- force GC. At this point, GUILE may give back mallocated area to
- the system.
- */
-
- scm_gc ();
-}
-
-void
-Score::process ()
-{
- if (!unsmob_music (music_))
- return;
-
-
- for (int i=0; i < def_p_arr_.size (); i++)
- {
- if (no_paper_global_b
- && dynamic_cast<Paper_def*> (def_p_arr_[i]))
- continue;
- run_translator (def_p_arr_[i]);
- }
+
+ return scm_gc_unprotect_object (trans->self_scm ());
}
-
-
-void
-Score::add_output (Music_output_def *pap_p)
+LY_DEFINE(ly_render_output, "ly:render-output",
+ 3,0,0,
+ (SCM context, SCM header, SCM out_filename),
+ "Given a Score context in its final state, calculate the output, "
+ "and dump the result to @var{out-filename}, using "
+ "@var{header} for the bibliographic information.")
{
- def_p_arr_.push (pap_p);
-}
+ Translator *tr = unsmob_translator (context);
+ Global_translator * gt = dynamic_cast<Global_translator*> (tr);
+
+ SCM_ASSERT_TYPE(gt, context, SCM_ARG1, __FUNCTION__,
+ "Score context");
+ SCM_ASSERT_TYPE(ly_module_p(header), header, SCM_ARG2, __FUNCTION__,
+ "module");
+ SCM_ASSERT_TYPE(gh_string_p (out_filename), out_filename, SCM_ARG3, __FUNCTION__,
+ "output filename");
-IMPLEMENT_SMOBS (Score);
-IMPLEMENT_DEFAULT_EQUAL_P (Score);
-IMPLEMENT_UNSMOB (Score, score);
+ Music_output * output = gt->get_output ();
-SCM
-Score::mark_smob (SCM s)
-{
- Score * sc = (Score*) SCM_CELL_WORD_1 (s);
- if (sc->header_p_)
- scm_gc_mark (sc->header_p_->self_scm ());
- for (int i = sc->def_p_arr_.size (); i--;)
- scm_gc_mark (sc->def_p_arr_[i]->self_scm ());
+ output->header_ = header;
- return sc->music_;
+ progress_indication ("\n");
+ output->process (ly_scm2string (out_filename));
+
+ delete output ;
+
+ return SCM_UNDEFINED ;
}
-int
-Score::print_smob (SCM s, SCM p, scm_print_state*)
+void
+default_rendering (SCM mus, SCM outdef, SCM head, SCM outname)
{
- scm_puts ("#<Score>", p);
-
- return 1;
+ SCM context = ly_run_translator (mus, outdef);
+
+ if (unsmob_translator (context))
+ ly_render_output (context, head, outname);
}