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music

master
Paul Walko 2018-10-25 13:32:25 -04:00
parent dffd99d4e3
commit 48eae7e669
1 changed files with 5 additions and 2 deletions
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7
music/index.html
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@ -50,7 +50,8 @@
//// everything is scaled by x20, which is used as the //// everything is scaled by x20, which is used as the
//// BPM //// BPM
let speed = scale(distance / time, 0, 50, 100, 200); let speed = scale(distance / time, 0, 50, 100, 200);
let elevation = scale(parseInt(points[j].children[0].textContent), 500, 700, 3000, 4000); //let elevation = scale(parseInt(points[j].children[0].textContent), 500, 700, 3000, 4000);
let elevation = Math.floor(scale(parseInt(points[j].children[0].textContent), 500, 700, 100, 110));
// TODO calculate direction // TODO calculate direction
tracks[track]['content'].push({/*'direction': direction, */ tracks[track]['content'].push({/*'direction': direction, */
'speed': speed, 'elevation': elevation}); 'speed': speed, 'elevation': elevation});
@ -93,13 +94,15 @@
let track_data = tracks[track]; let track_data = tracks[track];
// Play each synth if bpm counter is ready // Play each synth if bpm counter is ready
if (track_data['bpm_counter'] == 0) { if (track_data['bpm_counter'] == 0) {
track_data['synth'].triggerAttackRelease(track['frequency'], track_data['duration'], time, 0.8); track_data['synth'].triggerAttackRelease(Tone.Frequency(track['frequency'], 'midi'), track_data['duration'], time, 0.8);
} }
// Update each bpm counter // Update each bpm counter
tracks[track]['bpm_counter'] = (track_data['bpm_counter'] + 1) % Math.round(Tone.Transport.bpm.value / track_data['bpm']); tracks[track]['bpm_counter'] = (track_data['bpm_counter'] + 1) % Math.round(Tone.Transport.bpm.value / track_data['bpm']);
// Indicates 5 seconds has passed, so cycle to next point in data // Indicates 5 seconds has passed, so cycle to next point in data
if (cycle_counter == 0) { if (cycle_counter == 0) {
console.log(track + ' BPM: ' + track_data['bpm']);
console.log(track + ' MIDI: ' + track_data['frequency']);
tracks[track]['point_counter'] = (track_data['point_counter'] + 1) % track_data['content'].length; tracks[track]['point_counter'] = (track_data['point_counter'] + 1) % track_data['content'].length;
tracks[track]['bpm'] = track_data['content'][tracks[track]['point_counter']]['speed']; tracks[track]['bpm'] = track_data['content'][tracks[track]['point_counter']]['speed'];
tracks[track]['frequency'] = track_data['content'][tracks[track]['point_counter']]['elevation']; tracks[track]['frequency'] = track_data['content'][tracks[track]['point_counter']]['elevation'];