InstrumentComponent* InstrumentComponent::load_from( XMLNode* node, const QString& dk_path )
{
int id = node->read_int( "component_id", EMPTY_INSTR_ID, false, false );
if ( id==EMPTY_INSTR_ID ) {
return nullptr;
}
InstrumentComponent* pInstrumentComponent = new InstrumentComponent( id );
pInstrumentComponent->set_gain( node->read_float( "gain", 1.0f, true, false ) );
XMLNode layer_node = node->firstChildElement( "layer" );
int n = 0;
while ( !layer_node.isNull() ) {
if ( n >= maxLayers ) {
ERRORLOG( QString( "n (%1) >= maxLayers (%2)" ).arg( n ).arg( maxLayers ) );
break;
}
pInstrumentComponent->set_layer( InstrumentLayer::load_from( &layer_node, dk_path ), n );
n++;
layer_node = layer_node.nextSiblingElement( "layer" );
}
return pInstrumentComponent;
}
Drumkit* Legacy::load_drumkit( const QString& dk_path ) {
if ( version_older_than( 0, 9, 8 ) ) {
ERRORLOG( QString( "this code should not be used anymore, it belongs to 0.9.6" ) );
} else {
ERRORLOG( QString( "loading drumkit with legacy code" ) );
}
XMLDoc doc;
if( !doc.read( dk_path ) ) {
return 0;
}
XMLNode root = doc.firstChildElement( "drumkit_info" );
if ( root.isNull() ) {
ERRORLOG( "drumkit_info node not found" );
return 0;
}
QString drumkit_name = root.read_string( "name", "", false, false );
if ( drumkit_name.isEmpty() ) {
ERRORLOG( "Drumkit has no name, abort" );
return 0;
}
Drumkit* drumkit = new Drumkit();
drumkit->set_path( dk_path.left( dk_path.lastIndexOf( "/" ) ) );
drumkit->set_name( drumkit_name );
drumkit->set_author( root.read_string( "author", "undefined author" ) );
drumkit->set_info( root.read_string( "info", "defaultInfo" ) );
drumkit->set_license( root.read_string( "license", "undefined license" ) );
XMLNode instruments_node = root.firstChildElement( "instrumentList" );
if ( instruments_node.isNull() ) {
WARNINGLOG( "instrumentList node not found" );
drumkit->set_instruments( new InstrumentList() );
} else {
InstrumentList* instruments = new InstrumentList();
XMLNode instrument_node = instruments_node.firstChildElement( "instrument" );
int count = 0;
while ( !instrument_node.isNull() ) {
count++;
if ( count > MAX_INSTRUMENTS ) {
ERRORLOG( QString( "instrument count >= %2, stop reading instruments" ).arg( MAX_INSTRUMENTS ) );
break;
}
Instrument* instrument = 0;
int id = instrument_node.read_int( "id", EMPTY_INSTR_ID, false, false );
if ( id!=EMPTY_INSTR_ID ) {
instrument = new Instrument( id, instrument_node.read_string( "name", "" ), 0 );
instrument->set_drumkit_name( drumkit_name );
instrument->set_volume( instrument_node.read_float( "volume", 1.0f ) );
instrument->set_muted( instrument_node.read_bool( "isMuted", false ) );
instrument->set_pan_l( instrument_node.read_float( "pan_L", 1.0f ) );
instrument->set_pan_r( instrument_node.read_float( "pan_R", 1.0f ) );
// may not exist, but can't be empty
instrument->set_filter_active( instrument_node.read_bool( "filterActive", true, false ) );
instrument->set_filter_cutoff( instrument_node.read_float( "filterCutoff", 1.0f, true, false ) );
instrument->set_filter_resonance( instrument_node.read_float( "filterResonance", 0.0f, true, false ) );
instrument->set_random_pitch_factor( instrument_node.read_float( "randomPitchFactor", 0.0f, true, false ) );
float attack = instrument_node.read_float( "Attack", 0.0f, true, false );
float decay = instrument_node.read_float( "Decay", 0.0f, true, false );
float sustain = instrument_node.read_float( "Sustain", 1.0f, true, false );
float release = instrument_node.read_float( "Release", 1000.0f, true, false );
instrument->set_adsr( new ADSR( attack, decay, sustain, release ) );
instrument->set_gain( instrument_node.read_float( "gain", 1.0f, true, false ) );
instrument->set_mute_group( instrument_node.read_int( "muteGroup", -1, true, false ) );
instrument->set_midi_out_channel( instrument_node.read_int( "midiOutChannel", -1, true, false ) );
instrument->set_midi_out_note( instrument_node.read_int( "midiOutNote", MIDI_MIDDLE_C, true, false ) );
instrument->set_stop_notes( instrument_node.read_bool( "isStopNote", true ,false ) );
instrument->set_hihat_grp( instrument_node.read_int( "isHihat", -1, true ) );
instrument->set_lower_cc( instrument_node.read_int( "lower_cc", 0, true ) );
instrument->set_higher_cc( instrument_node.read_int( "higher_cc", 127, true ) );
for ( int i=0; i<MAX_FX; i++ ) {
instrument->set_fx_level( instrument_node.read_float( QString( "FX%1Level" ).arg( i+1 ), 0.0 ), i );
}
QDomNode filename_node = instrument_node.firstChildElement( "filename" );
if ( !filename_node.isNull() ) {
DEBUGLOG( "Using back compatibility code. filename node found" );
QString sFilename = instrument_node.read_string( "filename", "" );
if( sFilename.isEmpty() ) {
ERRORLOG( "filename back compability node is empty" );
} else {
Sample* sample = new Sample( dk_path+"/"+sFilename );
bool p_foundMainCompo = false;
for (std::vector<DrumkitComponent*>::iterator it = drumkit->get_components()->begin() ; it != drumkit->get_components()->end(); ++it) {
DrumkitComponent* existing_compo = *it;
if( existing_compo->get_name().compare("Main") == 0) {
p_foundMainCompo = true;
break;
}
}
if ( !p_foundMainCompo ) {
DrumkitComponent* dmCompo = new DrumkitComponent( 0, "Main" );
drumkit->get_components()->push_back(dmCompo);
}
InstrumentComponent* component = new InstrumentComponent( 0 );
InstrumentLayer* layer = new InstrumentLayer( sample );
component->set_layer( layer, 0 );
instrument->get_components()->push_back( component );
}
} else {
int n = 0;
bool p_foundMainCompo = false;
for (std::vector<DrumkitComponent*>::iterator it = drumkit->get_components()->begin() ; it != drumkit->get_components()->end(); ++it) {
DrumkitComponent* existing_compo = *it;
if( existing_compo->get_name().compare("Main") == 0) {
p_foundMainCompo = true;
break;
}
}
if ( !p_foundMainCompo ) {
DrumkitComponent* dmCompo = new DrumkitComponent( 0, "Main" );
drumkit->get_components()->push_back(dmCompo);
}
InstrumentComponent* component = new InstrumentComponent( 0 );
XMLNode layer_node = instrument_node.firstChildElement( "layer" );
while ( !layer_node.isNull() ) {
if ( n >= MAX_LAYERS ) {
ERRORLOG( QString( "n >= MAX_LAYERS (%1)" ).arg( MAX_LAYERS ) );
break;
}
Sample* sample = new Sample( dk_path+"/"+layer_node.read_string( "filename", "" ) );
InstrumentLayer* layer = new InstrumentLayer( sample );
layer->set_start_velocity( layer_node.read_float( "min", 0.0 ) );
layer->set_end_velocity( layer_node.read_float( "max", 1.0 ) );
layer->set_gain( layer_node.read_float( "gain", 1.0, true, false ) );
layer->set_pitch( layer_node.read_float( "pitch", 0.0, true, false ) );
component->set_layer( layer, n );
n++;
layer_node = layer_node.nextSiblingElement( "layer" );
}
instrument->get_components()->push_back( component );
}
}
if( instrument ) {
( *instruments ) << instrument;
} else {
ERRORLOG( QString( "Empty ID for instrument %1. The drumkit is corrupted. Skipping instrument" ).arg( count ) );
count--;
}
instrument_node = instrument_node.nextSiblingElement( "instrument" );
}
drumkit->set_instruments( instruments );
}
return drumkit;
}
void Instrument::load_from( Drumkit* pDrumkit, Instrument* pInstrument, bool is_live )
{
this->get_components()->clear();
for (std::vector<InstrumentComponent*>::iterator it = pInstrument->get_components()->begin() ; it != pInstrument->get_components()->end(); ++it) {
InstrumentComponent* pSrcComponent = *it;
InstrumentComponent* pMyComponent = new InstrumentComponent( pSrcComponent->get_drumkit_componentID() );
pMyComponent->set_gain( pSrcComponent->get_gain() );
this->get_components()->push_back( pMyComponent );
for ( int i=0; i<MAX_LAYERS; i++ ) {
InstrumentLayer* src_layer = pSrcComponent->get_layer( i );
InstrumentLayer* my_layer = pMyComponent->get_layer( i );
if( src_layer==0 ) {
if ( is_live )
AudioEngine::get_instance()->lock( RIGHT_HERE );
pMyComponent->set_layer( NULL, i );
if ( is_live )
AudioEngine::get_instance()->unlock();
} else {
QString sample_path = pDrumkit->get_path() + "/" + src_layer->get_sample()->get_filename();
Sample* sample = Sample::load( sample_path );
if ( sample==0 ) {
_ERRORLOG( QString( "Error loading sample %1. Creating a new empty layer." ).arg( sample_path ) );
if ( is_live )
AudioEngine::get_instance()->lock( RIGHT_HERE );
pMyComponent->set_layer( NULL, i );
if ( is_live )
AudioEngine::get_instance()->unlock();
} else {
if ( is_live )
AudioEngine::get_instance()->lock( RIGHT_HERE );
pMyComponent->set_layer( new InstrumentLayer( src_layer, sample ), i );
if ( is_live )
AudioEngine::get_instance()->unlock();
}
}
delete my_layer;
}
}
if ( is_live )
AudioEngine::get_instance()->lock( RIGHT_HERE );
this->set_id( pInstrument->get_id() );
this->set_name( pInstrument->get_name() );
this->set_drumkit_name( pDrumkit->get_name() );
this->set_gain( pInstrument->get_gain() );
this->set_volume( pInstrument->get_volume() );
this->set_pan_l( pInstrument->get_pan_l() );
this->set_pan_r( pInstrument->get_pan_r() );
this->set_adsr( new ADSR( *( pInstrument->get_adsr() ) ) );
this->set_filter_active( pInstrument->is_filter_active() );
this->set_filter_cutoff( pInstrument->get_filter_cutoff() );
this->set_filter_resonance( pInstrument->get_filter_resonance() );
this->set_random_pitch_factor( pInstrument->get_random_pitch_factor() );
this->set_muted( pInstrument->is_muted() );
this->set_mute_group( pInstrument->get_mute_group() );
this->set_midi_out_channel( pInstrument->get_midi_out_channel() );
this->set_midi_out_note( pInstrument->get_midi_out_note() );
this->set_stop_notes( pInstrument->is_stop_notes() );
this->set_hihat_grp( pInstrument->get_hihat_grp() );
this->set_lower_cc( pInstrument->get_lower_cc() );
this->set_higher_cc( pInstrument->get_higher_cc() );
if ( is_live )
AudioEngine::get_instance()->unlock();
}