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/Dart 2

signMask property

int signMask

Extract the top bit from each lane return them in the first 4 bits. "x" lane is bit 0. "y" lane is bit 1. "z" lane is bit 2. "w" lane is bit 3.

Implementation

int get signMask;

© 2012 the Dart project authors
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https://api.dart.dev/stable/2.5.0/dart-typed_data/Int32x4/signMask.html