getY method

int getY(
  1. int i
)

Gets y dimension of a flat index (see flatten).

Implementation

int getY(int i) {
  if (i < 0 || i >= numberOfElements) {
    throw ArgumentError.value(i);
  }
  final y = this.y;
  if (y == 0) {
    throw StateError('No `y` index');
  }
  return (i ~/ x) % y;
}