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Fix ghost node SuperCollider playback: send frequency directly, apply octave adjustment, fix server error

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This commit is contained in:
Michael Winter 2026-04-22 10:26:04 +02:00
parent f77d680609
commit 1953c8b359
2 changed files with 25 additions and 3 deletions
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11
webapp/path_navigator.html
View file

@ -1106,14 +1106,19 @@
// 1. Shift+click → SuperCollider (FIRST)
if (isShift) {
const endpoint = '/api/play-freq';
const octave = parseInt(document.getElementById('octaveInput').value) || 0;
const requestBody = {
// If ghost node with its own frequency, send directly; otherwise use chordIndex/nodeIndex
const requestBody = node.data('frequency') ? {
frequency: node.data('frequency'),
octave: octave,
} : {
chordIndex: chordIndex,
nodeIndex: localId,
octave: parseInt(document.getElementById('octaveInput').value) || 0,
octave: octave,
};
console.log('Sending to SuperCollider:', chordIndex, localId);
console.log('Sending to SuperCollider:', node.data('frequency') ? 'direct frequency' : chordIndex + ',' + localId);
fetch(endpoint, {
method: 'POST',

17
webapp/server.py
View file

@ -111,7 +111,24 @@ def play_freq():
chord_index = data.get("chordIndex")
node_index = data.get("nodeIndex")
octave = data.get("octave", 0)
frequency_input = data.get("frequency") # direct frequency for ghost nodes
# If frequency provided directly (ghost node), use it
if frequency_input is not None:
frequency = float(frequency_input) * (2**octave)
voice = 1 # Use voice 1 for ghost nodes
osc_sender.send_single(frequency, voice)
return jsonify(
{
"frequency": frequency,
"voice": voice,
"fundamental": fundamental,
"fraction": "ghost",
}
)
# Original node: calculate from chordIndex/nodeIndex
if chord_index < 0 or chord_index >= len(chords):
return jsonify({"error": "Invalid chord index"}), 400