/*
- Translator_group.cc -- implement Translator_group
+ translator-group.cc -- implement Translator_group
source file of the GNU LilyPond music typesetter
- (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include "music-output-def.hh"
#include "translator-group.hh"
-#include "translator.hh"
+
+#include "output-def.hh"
#include "warn.hh"
-#include "moment.hh"
#include "scm-hash.hh"
#include "context-def.hh"
#include "context.hh"
#include "main.hh"
#include "music.hh"
-Translator_group*
+
+Translator_group *
Translator_group::get_daddy_translator () const
{
return context ()->get_parent_context ()->implementation ();
}
-
void
translator_each (SCM list, Translator_method method)
{
- for (SCM p = list; ly_c_pair_p (p); p = ly_cdr (p))
- (unsmob_translator (ly_car (p))->*method) ();
+ for (SCM p = list; scm_is_pair (p); p = scm_cdr (p))
+ (unsmob_translator (scm_car (p))->*method) ();
}
-
void
Translator_group::initialize ()
{
+ precompute_method_bindings ();
+
SCM tab = scm_make_vector (scm_int2num (19), SCM_BOOL_F);
context ()->set_property ("acceptHashTable", tab);
}
+void
+Translator_group::finalize ()
+{
+}
bool
-translator_accepts_any_of (Translator*tr, SCM ifaces)
+translator_accepts_any_of (Translator *tr, SCM ifaces)
{
SCM ack_ifs = scm_assoc (ly_symbol2scm ("events-accepted"),
tr->translator_description ());
- ack_ifs = ly_cdr (ack_ifs);
- for (SCM s = ifaces; ly_c_pair_p (s); s = ly_cdr (s))
- if (scm_c_memq (ly_car (s), ack_ifs) != SCM_BOOL_F)
+ ack_ifs = scm_cdr (ack_ifs);
+ for (SCM s = ifaces; scm_is_pair (s); s = scm_cdr (s))
+ if (scm_c_memq (scm_car (s), ack_ifs) != SCM_BOOL_F)
return true;
return false;
}
find_accept_translators (SCM gravlist, SCM ifaces)
{
SCM l = SCM_EOL;
- for (SCM s = gravlist; ly_c_pair_p (s); s = ly_cdr (s))
+ for (SCM s = gravlist; scm_is_pair (s); s = scm_cdr (s))
{
- Translator* tr = unsmob_translator (ly_car (s));
+ Translator *tr = unsmob_translator (scm_car (s));
if (translator_accepts_any_of (tr, ifaces))
- l = scm_cons (tr->self_scm (), l);
+ l = scm_cons (tr->self_scm (), l);
}
l = scm_reverse_x (l, SCM_EOL);
}
bool
-Translator_group::try_music (Music* m)
+Translator_group::try_music (Music *m)
{
- SCM tab = get_property ("acceptHashTable");
+ SCM tab = context ()->get_property ("acceptHashTable");
SCM name = scm_sloppy_assq (ly_symbol2scm ("name"),
m->get_property_alist (false));
- if (!ly_c_pair_p (name))
+ if (!scm_is_pair (name))
return false;
- name = ly_cdr (name);
+ name = scm_cdr (name);
SCM accept_list = scm_hashq_ref (tab, name, SCM_UNDEFINED);
if (accept_list == SCM_BOOL_F)
{
scm_hashq_set_x (tab, name, accept_list);
}
- for (SCM p = accept_list; ly_c_pair_p (p); p = ly_cdr (p))
+ for (SCM p = accept_list; scm_is_pair (p); p = scm_cdr (p))
{
- Translator * t = unsmob_translator (ly_car (p));
+ Translator *t = unsmob_translator (scm_car (p));
if (t && t->try_music (m))
return true;
}
return false;
}
-
SCM
Translator_group::get_simple_trans_list ()
{
return simple_trans_list_;
}
+
void
-recurse_over_translators (Context * c, Translator_method ptr, Direction dir)
+precomputed_recurse_over_translators (Context *c, Translator_precompute_index idx, Direction dir)
{
- Translator_group * tg
- = dynamic_cast<Translator_group*> (c->implementation ());
+ Translator_group *tg
+ = dynamic_cast<Translator_group *> (c->implementation ());
+
+ if (dir == DOWN)
+ {
+ tg->precomputed_translator_foreach (idx);
+ tg->call_precomputed_self_method (idx);
+ }
+ for (SCM s = c->children_contexts (); scm_is_pair (s);
+ s = scm_cdr (s))
+ {
+ precomputed_recurse_over_translators (unsmob_context (scm_car (s)), idx, dir);
+ }
- /*
- Top down:
- */
- if (dir == DOWN)
+ if (dir == UP)
{
- translator_each (tg->get_simple_trans_list (),
- ptr);
+ tg->precomputed_translator_foreach (idx);
+ tg->call_precomputed_self_method (idx);
+ }
- (tg->*ptr) ();
+}
+
+void
+recurse_over_translators (Context *c, Translator_method ptr, Translator_group_method tg_ptr, Direction dir)
+{
+ Translator_group *tg
+ = dynamic_cast<Translator_group *> (c->implementation ());
+
+ if (dir == DOWN)
+ {
+ (tg->*tg_ptr) ();
+ translator_each (tg->get_simple_trans_list (), ptr);
}
- for (SCM s = c->children_contexts () ; ly_c_pair_p (s);
- s =ly_cdr (s))
+ for (SCM s = c->children_contexts (); scm_is_pair (s);
+ s = scm_cdr (s))
{
- recurse_over_translators (unsmob_context (ly_car (s)), ptr, dir);
+ recurse_over_translators (unsmob_context (scm_car (s)), ptr, tg_ptr, dir);
}
if (dir == UP)
{
translator_each (tg->get_simple_trans_list (),
- ptr);
+ ptr);
+
+ (tg->*tg_ptr) ();
+ }
+}
+
+Translator_group::Translator_group ()
+{
+ simple_trans_list_ = SCM_EOL;
+ context_ = 0;
+ smobify_self ();
+}
+
+void
+Translator_group::derived_mark () const
+{
+}
+
- (tg->*ptr) ();
+void
+Translator_group::precompute_method_bindings ()
+{
+ for (SCM s = simple_trans_list_; scm_is_pair (s); s = scm_cdr (s))
+ {
+ Translator *tr = unsmob_translator (scm_car (s));
+ Translator_void_method_ptr ptrs[TRANSLATOR_METHOD_PRECOMPUTE_COUNT];
+ tr->fetch_precomputable_methods (ptrs);
+
+ assert (tr);
+ for (int i = 0; i < TRANSLATOR_METHOD_PRECOMPUTE_COUNT; i++)
+ {
+ if (ptrs[i])
+ {
+ precomputed_method_bindings_[i].push (Translator_method_binding (tr, ptrs[i]));
+ }
+ }
+ }
+
+ fetch_precomputable_methods (precomputed_self_method_bindings_);
+}
+
+void
+Translator_group::precomputed_translator_foreach (Translator_precompute_index idx)
+{
+ Array<Translator_method_binding> &bindings(precomputed_method_bindings_[idx]);
+ for (int i = 0; i < bindings.size (); i++)
+ {
+ bindings[i].invoke ();
}
}
+
+void
+Translator_group::fetch_precomputable_methods (Translator_group_void_method ptrs[])
+{
+ for (int i = 0; i < TRANSLATOR_METHOD_PRECOMPUTE_COUNT; i++)
+ ptrs[i] = 0;
+}
+
+void
+Translator_group::call_precomputed_self_method (Translator_precompute_index idx)
+{
+ if (precomputed_self_method_bindings_[idx])
+ (*precomputed_self_method_bindings_[idx])(this);
+}
+
+
+Translator_group::~Translator_group ()
+{
+}
+
+#include "ly-smobs.icc"
+
+IMPLEMENT_SMOBS (Translator_group);
+IMPLEMENT_DEFAULT_EQUAL_P (Translator_group);
+IMPLEMENT_TYPE_P (Translator_group, "ly:translator-group?");
+
+
+int
+Translator_group::print_smob (SCM s, SCM port, scm_print_state *)
+{
+ Translator_group *me = (Translator_group *) SCM_CELL_WORD_1 (s);
+ scm_puts ("#<Translator_group ", port);
+ scm_puts (classname (me), port);
+ scm_display (me->simple_trans_list_, port);
+ scm_puts (" >", port);
+ return 1;
+}
+
+
+SCM
+Translator_group::mark_smob (SCM smob)
+{
+ Translator_group *me = (Translator_group*)SCM_CELL_WORD_1 (smob);
+
+ me->derived_mark ();
+
+ return me->simple_trans_list_;
+}
+
projects / lilypond.git / blobdiff