ForgePatch/forge/forge_client/src/ibxm/Instrument.java

91 lines
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package ibxm;
public class Instrument {
public String name;
public int vibrato_type, vibrato_sweep;
public int vibrato_depth, vibrato_rate;
public boolean volume_envelope_active, panning_envelope_active;
public int volume_fade_out;
private Envelope volume_envelope, panning_envelope;
private int[] key_to_sample;
private Sample[] samples;
public Instrument() {
name = "";
set_volume_envelope( new Envelope() );
set_panning_envelope( new Envelope() );
key_to_sample = new int[ 96 ];
set_num_samples( 1 );
}
public Envelope get_volume_envelope() {
return volume_envelope;
}
public void set_volume_envelope( Envelope envelope ) {
if( envelope != null ) {
volume_envelope = envelope;
}
}
public Envelope get_panning_envelope() {
return panning_envelope;
}
public void set_panning_envelope( Envelope envelope ) {
if( envelope != null ) {
panning_envelope = envelope;
}
}
public Sample get_sample_from_key( int key ) {
int sample_idx;
sample_idx = 0;
if( key > 0 && key <= key_to_sample.length ) {
sample_idx = key_to_sample[ key - 1 ];
}
return get_sample( sample_idx );
}
public void set_key_to_sample( int key, int sample ) {
if( key > 0 && key <= key_to_sample.length ) {
key_to_sample[ key - 1 ] = sample;
}
}
public int get_num_samples() {
return samples.length;
}
public void set_num_samples( int num_samples ) {
if( num_samples < 1 ) {
num_samples = 1;
}
samples = new Sample[ num_samples ];
set_sample( 0, null );
}
public Sample get_sample( int sample_index ) {
Sample sample;
sample = null;
if( sample_index >= 0 && sample_index < samples.length ) {
sample = samples[ sample_index ];
}
if( sample == null ) {
sample = samples[ 0 ];
}
return sample;
}
public void set_sample( int sample_index, Sample sample ) {
if( sample_index >= 0 && sample_index < samples.length ) {
samples[ sample_index ] = sample;
}
if( samples[ 0 ] == null ) {
samples[ 0 ] = new Sample();
}
}
}