getPerformanceSnapshot method

Implementation

Map<String, dynamic> getPerformanceSnapshot() {
  final uptime = DateTime.now().difference(_sessionStart);

  return {
    'fps': {
      'current': _currentFPS.toStringAsFixed(1),
      'average': _fpsHistory.isEmpty
          ? '0.0'
          : (_fpsHistory.reduce((a, b) => a + b) / _fpsHistory.length)
              .toStringAsFixed(1),
      'min': _fpsHistory.isEmpty
          ? '0.0'
          : _fpsHistory.reduce((a, b) => a < b ? a : b).toStringAsFixed(1),
      'max': _fpsHistory.isEmpty
          ? '0.0'
          : _fpsHistory.reduce((a, b) => a > b ? a : b).toStringAsFixed(1),
      'history': _fpsHistory.map((f) => f.toStringAsFixed(1)).toList(),
    },
    'memory': {
      'currentMB': (_currentMemory / (1024 * 1024)).toStringAsFixed(2),
      'averageMB': _memoryHistory.isEmpty
          ? '0.00'
          : (_memoryHistory.reduce((a, b) => a + b) /
                  _memoryHistory.length /
                  (1024 * 1024))
              .toStringAsFixed(2),
      'minMB': _memoryHistory.isEmpty
          ? '0.00'
          : (_memoryHistory.reduce((a, b) => a < b ? a : b) / (1024 * 1024))
              .toStringAsFixed(2),
      'maxMB': _memoryHistory.isEmpty
          ? '0.00'
          : (_memoryHistory.reduce((a, b) => a > b ? a : b) / (1024 * 1024))
              .toStringAsFixed(2),
      'history': _memoryHistory
          .map((m) => (m / (1024 * 1024)).toStringAsFixed(2))
          .toList(),
    },
    'signalUpdates': {
      'totalUpdates':
          _signalUpdateCounts.values.fold(0, (sum, count) => sum + count),
      'uniqueSignals': _signalUpdateCounts.length,
      'topSignals': _getTopSignals(),
    },
    'session': {
      'uptimeSeconds': uptime.inSeconds,
      'uptimeFormatted': _formatDuration(uptime),
    },
    'benchmarks': _benchmarkResults,
  };
}