DenseOptions

//Create a DenseOptions object with the default parameters
auto opts = new DenseOptions()
           .weightInit(heGaussianInit())
           .biasInit(constantInit(0.0f))
           .weightProj(null)
           .biasProj(null)
           .weightDecay(0.0f)
           .useBias(true);

//Options can also be read back again later
assert(opts.weightDecay == 0.0f);
assert(opts.useBias == true);