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Timeline: Add interpolation mode choice of Linear and None to Control Sequences.

tags/non-daw-v1.1.0
Jonathan Moore Liles 13 years ago
parent
5aff30fef6
commit
b82774dcf3
3 changed files with 106 additions and 94 deletions
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  1. +88
    -86
      timeline/src/Control_Sequence.C
  2. +7
    -2
      timeline/src/Control_Sequence.H
  3. +11
    -6
      timeline/src/Engine/Control_Sequence.C

+ 88
- 86
timeline/src/Control_Sequence.C View File

@@ -67,6 +67,8 @@ Control_Sequence::Control_Sequence ( Track *track ) : Sequence( 0 )
if ( track )
track->add( this );

interpolation( Linear );

log_create();

}
@@ -74,6 +76,7 @@ Control_Sequence::Control_Sequence ( Track *track ) : Sequence( 0 )

Control_Sequence::~Control_Sequence ( )
{
Fl::remove_timeout( &Control_Sequence::process_osc, this );

Loggable::block_start();

@@ -117,6 +120,12 @@ Control_Sequence::get ( Log_Entry &e ) const
e.add( ":name", name() );
}

void
Control_Sequence::get_unjournaled ( Log_Entry &e ) const
{
e.add( ":interpolation", _interpolation );
}

void
Control_Sequence::set ( Log_Entry &e )
{
@@ -145,6 +154,8 @@ Control_Sequence::set ( Log_Entry &e )
}
else if ( ! strcmp( ":name", s ) )
name( v );
else if ( ! strcmp( ":interpolation", s ) )
interpolation( (curve_type_e)atoi( v ) );

}
}
@@ -207,7 +218,6 @@ Control_Sequence::draw_curve ( bool flip, bool filled )
void
Control_Sequence::draw ( void )
{

if ( ! fl_not_clipped( x(), y(), w(), h() ) )
return;

@@ -230,64 +240,67 @@ Control_Sequence::draw ( void )
const Fl_Color color = active ? this->color() : fl_inactive( this->color() );
const Fl_Color selection_color = active ? this->selection_color() : fl_inactive( this->selection_color() );

if ( draw_with_gradient )
{

if ( draw_with_gradient )
{
/* const Fl_Color c2 = fl_color_average( selection_color, FL_WHITE, 0.90f ); */
/* const Fl_Color c1 = fl_color_average( color, c2, 0.60f ); */

const Fl_Color c1 = fl_color_average( selection_color, FL_WHITE, 0.90f );
const Fl_Color c2 = fl_color_average( color, c1, 0.60f );
const Fl_Color c1 = fl_color_average( selection_color, FL_WHITE, 0.90f );
const Fl_Color c2 = fl_color_average( color, c1, 0.60f );

for ( int gy = 0; gy < bh; gy++ )
{
fl_color( fl_color_average( c1, c2, gy / (float)bh) );
fl_line( X, by + gy, X + W, by + gy );
for ( int gy = 0; gy < bh; gy++ )
{
fl_color( fl_color_average( c1, c2, gy / (float)bh) );
fl_line( X, by + gy, X + W, by + gy );
}
}
}

if ( draw_with_grid )
{
fl_color( fl_darker( color ) );
if ( draw_with_grid )
{
fl_color( fl_darker( color ) );

const int inc = bh / 10;
if ( inc )
for ( int gy = 0; gy < bh; gy += inc )
fl_line( X, by + gy, X + W, by + gy );

}
const int inc = bh / 10;
if ( inc )
for ( int gy = 0; gy < bh; gy += inc )
fl_line( X, by + gy, X + W, by + gy );

}

if ( draw_with_polygon )
if ( interpolation() != None )
{
fl_color( draw_with_gradient ? color : fl_color_average( color, selection_color, 0.45f ) );
if ( draw_with_polygon )
{
fl_color( draw_with_gradient ? color : fl_color_average( color, selection_color, 0.45f ) );

fl_begin_complex_polygon();
draw_curve( draw_with_gradient, true );
fl_end_complex_polygon();
fl_begin_complex_polygon();
draw_curve( draw_with_gradient, true );
fl_end_complex_polygon();

fl_color( selection_color );
fl_line_style( FL_SOLID, 2 );
fl_color( selection_color );
fl_line_style( FL_SOLID, 2 );

fl_begin_line();
draw_curve( draw_with_gradient, false );
fl_end_line();
}
else
{
fl_begin_line();
draw_curve( draw_with_gradient, false );
fl_end_line();
}
else
{
// fl_color( fl_color_average( selection_color, color, 0.70f ) );
fl_color( selection_color );
fl_line_style( FL_SOLID, 2 );
fl_color( selection_color );
fl_line_style( FL_SOLID, 2 );

fl_begin_line();
draw_curve( draw_with_gradient, false );
fl_end_line();
}
fl_begin_line();
draw_curve( draw_with_gradient, false );
fl_end_line();
}

fl_line_style( FL_SOLID, 0 );
fl_line_style( FL_SOLID, 0 );
}

timeline->draw_measure_lines( x(), y(), w(), h(), color );

if ( _highlighted || Fl::focus() == this )
if ( interpolation() == None || _highlighted || Fl::focus() == this )
for ( list <Sequence_Widget *>::const_iterator r = _widgets.begin(); r != _widgets.end(); r++ )
(*r)->draw_box();
else
@@ -316,27 +329,44 @@ Control_Sequence::menu_cb ( const Fl_Menu_ *m )

m->item_pathname( picked, sizeof( picked ), m->mvalue() );

// DMESSAGE( "Picked: %s (%s)", picked, m->mvalue()->label() );


if ( ! _osc_output )
{
char *path;
asprintf( &path, "/non/daw/%s/control/%i", track()->name(), track()->ncontrols() );
if ( ! strncmp( picked, "Connect To/", strlen( "Connect To/" ) ) )
{
if ( ! _osc_output )
{
char *path;
asprintf( &path, "/non/daw/%s/control/%i", track()->name(), track()->ncontrols() );
_osc_output = timeline->osc->add_signal( path, OSC::Signal::Output, NULL, NULL );
_osc_output = timeline->osc->add_signal( path, OSC::Signal::Output, NULL, NULL );
free( path );
}
free( path );
}

/* FIXME: somebody has to free these unsigned longs */
unsigned long id = *(unsigned long*)m->mvalue()->user_data();
/* FIXME: somebody has to free these unsigned longs */
unsigned long id = *(unsigned long*)m->mvalue()->user_data();

char *peer_name = index( picked, '/' ) + 1;
char *peer_name = index( picked, '/' ) + 1;
*index( peer_name, '/' ) = 0;
*index( peer_name, '/' ) = 0;

timeline->osc->connect_signal( _osc_output, peer_name, id );
timeline->osc->connect_signal( _osc_output, peer_name, id );
}
else if ( ! strcmp( picked, "Interpolation/Linear" ) )
interpolation( Linear );
else if ( ! strcmp( picked, "Interpolation/None" ) )
interpolation( None );
else if ( ! strcmp( picked, "/Rename" ) )
{
const char *s = fl_input( "Input new name for control sequence:", name() );
if ( s )
name( s );
redraw();
}
else if ( !strcmp( picked, "/Remove" ) )
{
Fl::delete_widget( this );
}
}


@@ -354,9 +384,8 @@ Control_Sequence::process_osc ( void )
if ( _osc_output && _osc_output->connected() )
{
sample_t buf[1];

play( buf, (nframes_t)transport->frame, (nframes_t) 1 );
play( buf, (nframes_t)transport->frame, (nframes_t) 1 );
_osc_output->value( (float)buf[0] );
}
}
@@ -412,42 +441,15 @@ Control_Sequence::handle ( int m )
/* menu.add( "Connect To", 0, 0, 0); */
/* menu.add( "Connect To", 0, 0, const_cast< Fl_Menu_Item *>( con->menu() ), FL_SUBMENU_POINTER ); */
menu.add( "Interpolation/None", 0, 0, 0, FL_MENU_RADIO | ( interpolation() == None ? FL_MENU_VALUE : 0 ) );
menu.add( "Interpolation/Linear", 0, 0, 0, FL_MENU_RADIO | ( interpolation() == Linear ? FL_MENU_VALUE : 0 ) );
menu.add( "Rename", 0, 0, 0 );
menu.add( "Remove", 0, 0, 0 );


menu.callback( &Control_Sequence::menu_cb, (void*)this);
/* Fl_Menu_Item menu[] = */
/* { */
/* { "Rename" }, */
/* { "Remove" }, */
/* { "Connect To" }, */
/* { 0 } */
/* }; */

menu_popup( &menu, x(), y() );

// const Fl_Menu_Item *r = menu.popup( Fl::event_x(), Fl::event_y(), "Control Sequence" );

/* if ( r ) */
/* { */
/* if ( r == &menu[ 0 ] ) */
/* { */
/* const char *s = fl_input( "Input new name for control sequence:", name() ); */

/* if ( s ) */
/* name( s ); */

/* redraw(); */
/* } */
/* else if ( r == &menu[ 1 ] ) */
/* { */
/* Fl::delete_widget( this ); */
/* } */

/* } */

return 1;
}



+ 7
- 2
timeline/src/Control_Sequence.H View File

@@ -36,7 +36,7 @@ class Control_Sequence : public Sequence

public:

enum curve_type_e { Linear, Quadratic };
enum curve_type_e { None, Linear, Quadratic };

private:

@@ -46,7 +46,7 @@ private:

bool _highlighted;

curve_type_e _type;
curve_type_e _interpolation;

void init ( void );

@@ -58,11 +58,13 @@ private:
static void process_osc ( void *v );
void process_osc ( void );
float _rate;

protected:


virtual void get ( Log_Entry &e ) const;
virtual void get_unjournaled ( Log_Entry &e ) const;
void set ( Log_Entry &e );

Control_Sequence ( ) : Sequence( 0 )
@@ -87,6 +89,9 @@ public:

Fl_Cursor cursor ( void ) const { return FL_CURSOR_CROSS; }

curve_type_e interpolation ( void ) const { return _interpolation; }
void interpolation ( curve_type_e v ) { _interpolation = v; }

/* Engine */
void output ( JACK::Port *p ) { _output = p; }
nframes_t play ( sample_t *buf, nframes_t frame, nframes_t nframes );


+ 11
- 6
timeline/src/Engine/Control_Sequence.C View File

@@ -71,18 +71,23 @@ Control_Sequence::play ( sample_t *buf, nframes_t frame, nframes_t nframes )
/* do incremental linear interpolation */

const nframes_t len = p2->when() - p1->when();
const float y1 = 1.0f - p1->control();
const float y2 = 1.0f - p2->control();
const nframes_t start = frame - p1->when();
const float incr = ( y2 - y1 ) / (float)len;

float incr;
if ( interpolation() != None )
incr = ( y2 - y1 ) / (float)len;
else
incr = 0.0f;
float v = y1 + start * incr;

for ( nframes_t i = start; i < len && n--; ++i, v += incr )
*(buf++) = v;

}

return nframes - n;


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