invert constant

List<double> const invert

A matrix that inverts the colors.

Implementation

static const List<double> invert = <double>[
  -1,
  0,
  0,
  0,
  255,
  0,
  -1,
  0,
  0,
  255,
  0,
  0,
  -1,
  0,
  255,
  0,
  0,
  0,
  1,
  0,
];