function argRelMax()

in src/toMidi.ts [198:220]

• 22 lines of code
• 8 McCabe index (conditional complexity)

function argRelMax(array: number[][], order: number = 1): [number, number][] {
  const result: [number, number][] = [];
  // could really use a transpose op right now. But that would also be expensive
  for (let col = 0; col < array[0].length; ++col) {
    for (let row = 0; row < array.length; ++row) {
      let isRelMax = true;

      for (
        let comparisonRow = Math.max(0, row - order);
        isRelMax && comparisonRow <= Math.min(array.length - 1, row + order);
        ++comparisonRow
      ) {
        if (comparisonRow !== row) {
          isRelMax = isRelMax && array[row][col] > array[comparisonRow][col];
        }
      }
      if (isRelMax) {
        result.push([row, col]);
      }
    }
  }
  return result;
}