ImageFilter.blur constructor
Creates an image filter that applies a Gaussian blur.
Implementation
ImageFilter.blur({ double sigmaX = 0.0, double sigmaY = 0.0 })
: assert(sigmaX != null), // ignore: unnecessary_null_comparison
assert(sigmaY != null), // ignore: unnecessary_null_comparison
_data = _makeList(sigmaX, sigmaY),
_filterQuality = null,
_type = _kTypeBlur;