/*
TODO:
handle multiple requests
- handle span requests (crescendo/decrescendo)
*/
/**
~Dynamic_performer ();
protected:
- void do_print () const;
virtual bool do_try_music (Music* req_l);
virtual void do_process_music ();
virtual void do_pre_move_processing ();
private:
- Text_script_req* text_script_req_l_;
+ Dynamic_script_req* script_req_l_;
Audio_dynamic* audio_p_;
};
Dynamic_performer::Dynamic_performer ()
{
- text_script_req_l_ = 0;
+ script_req_l_ = 0;
audio_p_ = 0;
}
{
}
-void
-Dynamic_performer::do_print () const
-{
-#ifndef NPRINT
- if (text_script_req_l_)
- text_script_req_l_->print ();
-#endif
-}
void
Dynamic_performer::do_process_music ()
{
- if (text_script_req_l_)
+ if (script_req_l_)
{
-
- SCM s = scm_eval
- (gh_list
- (ly_symbol2scm ("dynamic-absolute-volume"),
- ly_quote_scm (ly_str02scm (text_script_req_l_->text_str_.ch_C ())),
- SCM_UNDEFINED));
- int volume = gh_scm2int (ly_eval_str ("dynamic-default-volume"));
- if (gh_number_p (s))
- volume = gh_scm2int (s);
+ SCM proc = get_property ("dynamicAbsoluteVolumeFunction");
+
+ SCM svolume = SCM_EOL;
+ if (gh_procedure_p (proc))
+ {
+ // urg
+ svolume = gh_call1 (proc, script_req_l_->get_mus_property ("text"));
+ }
+
+ Real volume = 0.5;
+ if (gh_number_p (svolume))
+ volume = gh_scm2double (svolume);
+
+ /*
+ properties override default equaliser setting
+ */
+ SCM min = get_property ("midiMinimumVolume");
+ SCM max = get_property ("midiMaximumVolume");
+ if (gh_number_p (min) || gh_number_p (max))
+ {
+ Interval iv (0, 1);
+ if (gh_number_p (min))
+ iv[MIN] = gh_scm2double (min);
+ if (gh_number_p (max))
+ iv[MAX] = gh_scm2double (max);
+ volume = iv[MIN] + iv.length () * volume;
+ }
+ else
+ {
+ /*
+ urg, code duplication:: staff_performer
+ */
+ SCM s = get_property ("midiInstrument");
+
+ if (!gh_string_p(s))
+ s = get_property ("instrument");
+
+ if (!gh_string_p(s))
+ s = ly_str02scm ("piano");
+
+
+ SCM eq = get_property ("instrumentEqualizer");
+ if (gh_procedure_p (eq))
+ {
+ s = gh_call1 (eq, s);
+ }
+ if (gh_pair_p (s))
+ {
+ Interval iv;
+ iv[MIN] = gh_scm2double (gh_car (s));
+ iv[MAX] = gh_scm2double (gh_cdr (s));
+ volume = iv[MIN] + iv.length () * volume;
+ }
+ }
+
audio_p_ = new Audio_dynamic (volume);
- Audio_element_info info (audio_p_, text_script_req_l_);
+ Audio_element_info info (audio_p_, script_req_l_);
announce_element (info);
- text_script_req_l_ = 0;
+ script_req_l_ = 0;
}
}
bool
Dynamic_performer::do_try_music (Music* r)
{
- if (!text_script_req_l_)
+ if (!script_req_l_)
{
- // urg, text script, style `dynamic' is how absolute dynamics appear
- if(Text_script_req* t = dynamic_cast <Text_script_req*> (r))
+ if(Dynamic_script_req* d = dynamic_cast <Dynamic_script_req*> (r))
{
- if (t->style_str_ == "dynamic")
- {
- text_script_req_l_ = t;
- return true;
- }
+ script_req_l_ = d;
+ return true;
}
}
return false;