/** * Implement a practical max duration for keyframe generation * to prevent infinite loops */ const maxGeneratorDuration = 20000; function calcGeneratorDuration(generator) { let duration = 0; const timeStep = 50; let state = generator.next(duration); while (!state.done && duration < maxGeneratorDuration) { duration += timeStep; state = generator.next(duration); } return duration >= maxGeneratorDuration ? Infinity : duration; } export { calcGeneratorDuration, maxGeneratorDuration };