non/mixer/src/Controller_Module.C

619 lines
15 KiB
C
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*******************************************************************************/
/* Copyright (C) 2009 Jonathan Moore Liles */
/* */
/* This program is free software; you can redistribute it and/or modify it */
/* under the terms of the GNU General Public License as published by the */
/* Free Software Foundation; either version 2 of the License, or (at your */
/* option) any later version. */
/* */
/* This program is distributed in the hope that it will be useful, but WITHOUT */
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
/* more details. */
/* */
/* You should have received a copy of the GNU General Public License along */
/* with This program; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#include "const.h"
#include "Controller_Module.H"
#include <stdio.h>
#include <FL/Fl.H>
#include <FL/Fl_Box.H>
#include <FL/fl_ask.H>
#include <FL/Fl_Counter.H>
#include <FL/Fl_Menu_Item.H>
#include <FL/Fl_Menu_Button.H>
#include <FL/Fl_Menu_.H>
#include <FL/Fl_Light_Button.H>
#include "FL/Boxtypes.H"
#include <FL/fl_draw.H>
#include "FL/Fl_Arc_Dial.H"
#include "FL/Fl_Labelpad_Group.H"
#include "FL/Fl_Value_SliderX.H"
#include "Panner.H"
#include "FL/test_press.H"
#include "FL/menu_popup.H"
#include "Engine/Engine.H"
#include "Chain.H"
#include "OSC/Endpoint.H"
// needed for mixer->endpoint
#include "Mixer.H"
const float CONTROL_UPDATE_FREQ = 0.2f;
Controller_Module::Controller_Module ( bool is_default ) : Module( is_default, 50, 100, name() )
{
// label( "" );
box( FL_NO_BOX );
_pad = true;
control = 0;
control_value =0.0f;
add_port( Port( this, Port::OUTPUT, Port::CONTROL ) );
_mode = GUI;
// mode( GUI );
// mode( CV );
// configure_inputs( 1 );
end();
Fl::add_timeout( CONTROL_UPDATE_FREQ, update_cb, this );
log_create();
}
Controller_Module::~Controller_Module ( )
{
Fl::remove_timeout( update_cb, this );
log_destroy();
/* shutdown JACK port, if we have one */
mode( GUI );
}
void
Controller_Module::handle_chain_name_changed()
{
// change_osc_path( generate_osc_path() );
}
void
Controller_Module::get ( Log_Entry &e ) const
{
Module::get( e );
Port *p = control_output[0].connected_port();
Module *m = p->module();
e.add( ":module", m );
e.add( ":port", m->control_input_port_index( p ) );
e.add( ":mode", mode() );
}
void
Controller_Module::set ( Log_Entry &e )
{
Module::set( e );
int port = -1;
Module *module = NULL;
for ( int i = 0; i < e.size(); ++i )
{
const char *s, *v;
e.get( i, &s, &v );
if ( ! strcmp( s, ":port" ) )
{
port = atoi( v );
}
else if ( ! strcmp( s, ":module" ) )
{
int i;
sscanf( v, "%X", &i );
Module *t = (Module*)Loggable::find( i );
assert( t );
module = t;
}
}
if ( port >= 0 && module )
{
connect_to( &module->control_input[port] );
module->chain()->add_control( this );
label( module->control_input[port].name() );
}
for ( int i = 0; i < e.size(); ++i )
{
const char *s, *v;
e.get( i, &s, &v );
if ( ! strcmp( s, ":mode" ) )
{
mode( (Mode)atoi( v ) );
}
}
}
void
Controller_Module::mode ( Mode m )
{
if( mode() != CV && m == CV )
{
if ( control_output[0].connected() )
{
chain()->engine()->lock();
Port *p = control_output[0].connected_port();
JACK::Port po( chain()->engine(), JACK::Port::Input, p->name(), 0, "CV" );
if ( ! po.activate() )
{
fl_alert( "Could not activate JACK port \"%s\"", po.name() );
chain()->engine()->unlock();
return;
}
if ( po.valid() )
{
jack_input.push_back( po );
}
chain()->engine()->unlock();
}
}
else if ( mode() == CV && m != CV )
{
chain()->engine()->lock();
jack_input.back().shutdown();
jack_input.pop_back();
chain()->engine()->unlock();
}
_mode = m ;
}
/** attempt to transform this controller into a spatialization
controller and connect to the given module's spatialization
control inputs. Returns true on success, false if given module
does not accept spatialization inputs. */
bool
Controller_Module::connect_spatializer_to ( Module *m )
{
/* these are for detecting related parameter groups which can be
better represented by a single control */
Port *azimuth_port = NULL;
float azimuth_value = 0.0f;
Port *elevation_port = NULL;
float elevation_value = 0.0f;
for ( unsigned int i = 0; i < m->control_input.size(); ++i )
{
Port *p = &m->control_input[i];
if ( !strcasecmp( "Azimuth", p->name() ) &&
180.0f == p->hints.maximum &&
-180.0f == p->hints.minimum )
{
azimuth_port = p;
azimuth_value = p->control_value();
continue;
}
else if ( !strcasecmp( "Elevation", p->name() ) &&
90.0f == p->hints.maximum &&
-90.0f == p->hints.minimum )
{
elevation_port = p;
elevation_value = p->control_value();
continue;
}
}
if ( ! ( azimuth_port && elevation_port ) )
return false;
control_output.clear();
add_port( Port( this, Port::OUTPUT, Port::CONTROL ) );
add_port( Port( this, Port::OUTPUT, Port::CONTROL ) );
control_output[0].connect_to( azimuth_port );
control_output[1].connect_to( elevation_port );
{
clear();
Panner *o = new Panner( 0,0, 100, 100 );
o->box(FL_THIN_UP_BOX);
o->color(FL_GRAY0);
o->selection_color(FL_BACKGROUND_COLOR);
o->labeltype(FL_NORMAL_LABEL);
o->labelfont(0);
o->labelcolor(FL_FOREGROUND_COLOR);
o->align(FL_ALIGN_TOP);
o->when(FL_WHEN_CHANGED);
o->label( "Spatialization" );
o->align(FL_ALIGN_TOP);
o->labelsize( 10 );
// o->callback( cb_panner_value_handle, new callback_data( this, azimuth_port_number, elevation_port_number ) );
o->point( 0 )->azimuth( azimuth_value );
o->point( 0 )->elevation( elevation_value );
o->callback( cb_spatializer_handle, this );
control = (Fl_Valuator*)o;
if ( _pad )
{
Fl_Labelpad_Group *flg = new Fl_Labelpad_Group( o );
flg->position( x(), y() );
flg->set_visible_focus();
size( flg->w(), flg->h() );
add( flg );
}
else
{
o->resize( x(), y(), w(), h() );
add( o );
resizable( o );
init_sizes();
}
_type = SPATIALIZATION;
return true;
}
}
void
Controller_Module::connect_to ( Port *p )
{
control_output[0].connect_to( p );
clear();
Fl_Widget *w;
if ( p->hints.type == Module::Port::Hints::BOOLEAN )
{
Fl_Light_Button *o = new Fl_Light_Button( 0, 0, 40, 40, p->name() );
w = o;
o->value( p->control_value() );
_type = TOGGLE;
/* FIXME: hack */
control = (Fl_Valuator*)o;
}
else if ( p->hints.type == Module::Port::Hints::INTEGER )
{
Fl_Counter *o = new Fl_Counter(0, 0, 58, 24, p->name() );
control = o;
w = o;
o->type(1);
o->step(1);
if ( p->hints.ranged )
{
o->minimum( p->hints.minimum );
o->maximum( p->hints.maximum );
}
_type = SPINNER;
o->value( p->control_value() );
}
else if ( p->hints.type == Module::Port::Hints::LOGARITHMIC )
{
Fl_Value_SliderX *o = new Fl_Value_SliderX(0, 0, 30, 250, p->name() );
control = o;
w = o;
o->type(4);
o->color(FL_GRAY0);
o->selection_color((Fl_Color)1);
o->minimum(1.5);
o->maximum(0);
o->value(1);
o->textsize(6);
if ( p->hints.ranged )
{
o->minimum( p->hints.maximum );
o->maximum( p->hints.minimum );
}
o->value( p->control_value() );
_type = SLIDER;
}
else
{
{ Fl_Arc_Dial *o = new Fl_Arc_Dial( 0, 0, 40, 40, p->name() );
w = o;
control = o;
if ( p->hints.ranged )
{
DMESSAGE( "Min: %f, max: %f", p->hints.minimum, p->hints.maximum );
o->minimum( p->hints.minimum );
o->maximum( p->hints.maximum );
}
o->box( FL_BURNISHED_OVAL_BOX );
o->color( fl_darker( fl_darker( FL_GRAY ) ) );
o->selection_color( FL_WHITE );
o->value( p->control_value() );
}
_type = KNOB;
}
control_value = p->control_value();
w->set_visible_focus();
w->align(FL_ALIGN_TOP);
w->labelsize( 10 );
w->callback( cb_handle, this );
if ( _pad )
{
Fl_Labelpad_Group *flg = new Fl_Labelpad_Group( w );
flg->set_visible_focus();
size( flg->w(), flg->h() );
flg->position( x(), y() );
add( flg );
}
else
{
/* HACK: hide label */
w->labeltype( FL_NO_LABEL );
w->resize( x(), y(), this->w(), h() );
add( w );
resizable( w );
/* init_sizes(); */
}
// create OSC port
}
void
Controller_Module::update_cb ( void *v )
{
((Controller_Module*)v)->update_cb();
}
void
Controller_Module::update_cb ( void )
{
Fl::repeat_timeout( CONTROL_UPDATE_FREQ, update_cb, this );
/* we only need this in CV (JACK) mode, because with other forms
* of control the change happens in the GUI thread and we know it */
if ( mode() != CV )
return;
/* ensures that port value change callbacks are run */
if ( control && control_output.size() > 0 && control_output[0].connected() )
control_output[0].connected_port()->control_value( control_value );
}
void
Controller_Module::cb_handle ( Fl_Widget *w, void *v )
{
((Controller_Module*)v)->cb_handle( w );
}
void
Controller_Module::cb_handle ( Fl_Widget *w )
{
if ( type() == TOGGLE )
{
control_value = ((Fl_Button*)w)->value();
}
else
control_value = ((Fl_Valuator*)w)->value();
if ( control_output[0].connected() )
control_output[0].connected_port()->control_value( control_value );
}
void
Controller_Module::cb_spatializer_handle ( Fl_Widget *w, void *v )
{
((Controller_Module*)v)->cb_spatializer_handle( w );
}
void
Controller_Module::cb_spatializer_handle ( Fl_Widget *w )
{
Panner *pan = (Panner*)w;
if ( control_output[0].connected() &&
control_output[1].connected() )
{
control_output[0].connected_port()->control_value( pan->point( 0 )->azimuth() );
control_output[1].connected_port()->control_value( pan->point( 0 )->elevation() );
}
}
void
Controller_Module::menu_cb ( Fl_Widget *w, void *v )
{
((Controller_Module*)v)->menu_cb( (Fl_Menu_*) w );
}
void
Controller_Module::menu_cb ( const Fl_Menu_ *m )
{
char picked[256];
m->item_pathname( picked, sizeof( picked ) );
Logger log( this );
if ( ! strcmp( picked, "Mode/GUI + OSC" ) )
mode( GUI );
else if ( ! strcmp( picked, "Mode/Control Voltage (JACK)" ) )
mode( CV );
}
/** build the context menu for this control */
Fl_Menu_Button &
Controller_Module::menu ( void )
{
static Fl_Menu_Button m( 0, 0, 0, 0, "Controller" );
Fl_Menu_Item items[] =
{
{ "Mode", 0, 0, 0, FL_SUBMENU },
{ "GUI + OSC", 0, 0, 0, FL_MENU_RADIO | ( mode() == GUI ? FL_MENU_VALUE : 0 ) },
{ "Control Voltage (JACK)", 0, 0, 0, FL_MENU_RADIO | ( mode() == CV ? FL_MENU_VALUE : 0 ) },
{ 0 },
{ 0 },
};
menu_set_callback( items, &Controller_Module::menu_cb, (void*)this );
m.copy( items, (void*)this );
return m;
}
int
Controller_Module::handle ( int m )
{
switch ( m )
{
case FL_PUSH:
{
if ( test_press( FL_BUTTON3 ) )
{
/* context menu */
if ( type() != SPATIALIZATION )
menu_popup( &menu() );
return 1;
}
else
return Fl_Group::handle( m );
}
}
return Fl_Group::handle( m );
}
void
Controller_Module::handle_control_changed ( Port *p )
{
/* ignore changes initiated while mouse is over widget */
if ( contains( Fl::pushed() ) )
return;
if ( p )
control_value = p->control_value();
if ( control->value() == control_value )
return;
/* if ( control->value() != control_value ) */
/* { */
/* redraw(); */
/* } */
if ( type() == SPATIALIZATION )
{
Panner *pan = (Panner*)control;
pan->point( 0 )->azimuth( control_output[0].control_value() );
pan->point( 0 )->elevation( control_output[1].control_value() );
pan->redraw();
}
else
{
if ( type() == TOGGLE )
((Fl_Button*)control)->value(control_value);
else
control->value(control_value);
}
}
/**********/
/* Engine */
/**********/
void
Controller_Module::process ( nframes_t nframes )
{
THREAD_ASSERT( RT );
if ( type() == SPATIALIZATION )
{
return;
}
if ( control_output[0].connected() )
{
float f = control_value;
if ( mode() == CV )
{
f = *((float*)jack_input[0].buffer( nframes ));
const Port *p = control_output[0].connected_port();
if (p->hints.ranged )
{
// scale value to range.
// we assume that CV values are between 0 and 1
float scale = p->hints.maximum - p->hints.minimum;
float offset = p->hints.minimum;
f = ( f * scale ) + offset;
}
}
// else
// f = *((float*)control_output[0].buffer());
*((float*)control_output[0].buffer()) = f;
control_value = f;
}
}