#include "audio-staff.hh"
#include "context.hh"
#include "international.hh"
+#include "midi-cc-announcer.hh"
#include "performer-group.hh"
#include "warn.hh"
#include "lily-imports.hh"
+#include "translator.icc"
+
/* Perform a staff. Individual notes should have their instrument
(staff-wide) set, so we override play_element ()
*/
int get_channel (const string &instrument);
Audio_staff *get_audio_staff (const string &voice);
Audio_staff *new_audio_staff (const string &voice);
- Audio_dynamic *get_dynamic (const string &voice);
+
+ class Midi_control_initializer : public Midi_control_change_announcer
+ {
+ public:
+ Midi_control_initializer (Staff_performer *performer,
+ Audio_staff *audio_staff,
+ int channel);
+
+ SCM get_property_value (const char *property_name);
+ void do_announce (Audio_control_change *item);
+
+ private:
+ Staff_performer *performer_;
+ Audio_staff *audio_staff_;
+ int channel_;
+ };
string instrument_string_;
int channel_;
Audio_text *instrument_name_;
Audio_text *name_;
Audio_tempo *tempo_;
- map<string, deque<Audio_note *> > note_map_;
map<string, Audio_staff *> staff_map_;
map<string, int> channel_map_;
- map<string, Audio_dynamic *> dynamic_map_;
// Would prefer to have the following two items be
// members of the containing class Performance,
// so they can be reset for each new midi file output.
int Staff_performer::channel_count_ = 0;
int Staff_performer::staff_performer_count_ = 0;
-#include "translator.icc"
+void
+Staff_performer::boot ()
+{
+
+}
ADD_TRANSLATOR (Staff_performer,
/* doc */
/* write */
"");
-Staff_performer::Staff_performer ()
- : channel_ (-1),
+Staff_performer::Staff_performer (Context *c)
+ : Performer (c),
+ channel_ (-1),
instrument_ (0),
instrument_name_ (0),
name_ (0),
staff_map_[voice] = audio_staff;
if (!instrument_string_.empty ())
set_instrument (channel_, voice);
- // Set initial values (if any) for control functions.
- for (const Audio_control_function_value_change::Context_property *p
- = Audio_control_function_value_change::context_properties_;
- p->name_; ++p)
- {
- SCM value = get_property (p->name_);
- if (scm_is_number (value))
- {
- Real val = scm_to_double (value);
- if (val >= p->range_min_ && val <= p->range_max_)
- {
- // Normalize the value to the 0.0 to 1.0 range.
- val = ((val - p->range_min_)
- / (p->range_max_ - p->range_min_));
- Audio_control_function_value_change *item
- = new Audio_control_function_value_change (p->control_, val);
- item->channel_ = channel_;
- audio_staff->add_audio_item (item);
- announce_element (Audio_element_info (item, 0));
- }
- else
- warning (_f ("ignoring out-of-range value change for MIDI "
- "property `%s'",
- p->name_));
- }
- }
+ // Set initial values (if any) for MIDI controls.
+ Midi_control_initializer i (this, audio_staff, channel_);
+ i.announce_control_changes ();
return audio_staff;
}
return new_audio_staff (voice);
}
-Audio_dynamic *
-Staff_performer::get_dynamic (const string &voice)
-{
- map<string, Audio_dynamic *>::const_iterator i = dynamic_map_.find (voice);
- if (i != dynamic_map_.end ())
- return i->second;
- return 0;
-}
-
void
Staff_performer::process_music ()
{
tempo_ = 0;
instrument_name_ = 0;
instrument_ = 0;
- // For each voice with a note played in the current translation time step,
- // check if the voice has an Audio_dynamic registered: if yes, apply this
- // dynamic to every note played in the voice in the current translation time
- // step.
- for (map<string, deque<Audio_note *> >::iterator vi = note_map_.begin ();
- vi != note_map_.end (); ++vi)
- {
- Audio_dynamic *d = get_dynamic (vi->first);
- if (d)
- {
- for (deque<Audio_note *>::iterator ni = vi->second.begin ();
- ni != vi->second.end (); ++ni)
- (*ni)->dynamic_ = d;
- }
- }
- note_map_.clear ();
}
void
void
Staff_performer::acknowledge_audio_element (Audio_element_info inf)
{
- if (Audio_item *ai = dynamic_cast<Audio_item *> (inf.elem_))
+ /* map each context (voice) to its own track */
+ Context *c = inf.origin_contexts (this)[0];
+ string voice;
+ if (c->is_alias (ly_symbol2scm ("Voice")))
+ voice = c->id_string ();
+ SCM channel_mapping = get_property ("midiChannelMapping");
+ string str = new_instrument_string ();
+ if (!scm_is_eq (channel_mapping, ly_symbol2scm ("instrument")))
+ channel_ = get_channel (voice);
+ else if (channel_ < 0 && str.empty ())
+ channel_ = get_channel (str);
+ if (str.length ())
{
- /* map each context (voice) to its own track */
- Context *c = inf.origin_contexts (this)[0];
- string voice;
- if (c->is_alias (ly_symbol2scm ("Voice")))
- voice = c->id_string ();
- SCM channel_mapping = get_property ("midiChannelMapping");
- string str = new_instrument_string ();
- if (!scm_is_eq (channel_mapping, ly_symbol2scm ("instrument")))
- channel_ = get_channel (voice);
- else if (channel_ < 0 && str.empty ())
+ if (!scm_is_eq (channel_mapping, ly_symbol2scm ("voice")))
channel_ = get_channel (str);
- if (str.length ())
- {
- if (!scm_is_eq (channel_mapping, ly_symbol2scm ("voice")))
- channel_ = get_channel (str);
- set_instrument (channel_, voice);
- set_instrument_name (voice);
- }
+ set_instrument (channel_, voice);
+ set_instrument_name (voice);
+ }
+ Audio_staff *audio_staff = get_audio_staff (voice);
+ if (Audio_item *ai = dynamic_cast<Audio_item *> (inf.elem_))
+ {
ai->channel_ = channel_;
- bool encode_dynamics_as_velocity_ = true;
- if (encode_dynamics_as_velocity_)
- {
- if (Audio_note *n = dynamic_cast<Audio_note *> (inf.elem_))
- {
- // Keep track of the notes played in the current voice in this
- // translation time step (for adjusting their dynamics later in
- // stop_translation_timestep).
- note_map_[voice].push_back (n);
- }
- else if (Audio_dynamic *d = dynamic_cast<Audio_dynamic *> (inf.elem_))
- {
- dynamic_map_[voice] = d;
- // Output volume as velocity: must disable Midi_dynamic output
- d->silent_ = true;
- }
- }
- Audio_staff *audio_staff = get_audio_staff (voice);
audio_staff->add_audio_item (ai);
}
}
+Staff_performer::Midi_control_initializer::Midi_control_initializer
+(Staff_performer *performer, Audio_staff *audio_staff, int channel)
+ : performer_ (performer),
+ audio_staff_ (audio_staff),
+ channel_ (channel)
+{
+}
+
+SCM Staff_performer::Midi_control_initializer::get_property_value
+(const char *property_name)
+{
+ return performer_->get_property (property_name);
+}
+
+void Staff_performer::Midi_control_initializer::do_announce
+(Audio_control_change *item)
+{
+ item->channel_ = channel_;
+ audio_staff_->add_audio_item (item);
+ performer_->announce_element (Audio_element_info (item, 0));
+}