private static void Max_Inner(UniformDistributionSampler sampler, int len)
{
// Alloc arrays and fill with uniform random noise.
float[] a = new float[len];
sampler.Sample(a);
// Calc results and compare.
float expected = PointwiseMax(a);
float actual = MathSpan.Max(a);
Assert.Equal(expected, actual);
}
private static void Max_Inner(ISampler <int> sampler, int len)
{
// Alloc arrays and fill with uniform random noise.
int[] a = new int[len];
sampler.Sample(a);
// Calc results and compare.
int expected = PointwiseMax(a);
int actual = MathSpan.Max(a);
Assert.Equal(expected, actual);
}
private static LightweightList <int>[] BuildNodesByLayer(DirectedGraph digraph)
{
// Build an array that gives the node layer for each node, keyed by node index.
int[] nodeLayerByIdx = BuildNodeLayerByIdx(digraph);
// Group nodes into layers.
int layerCount = MathSpan.Max(nodeLayerByIdx) + 1;
var nodesByLayer = new LightweightList <int> [layerCount];
for (int i = 0; i < layerCount; i++)
{
nodesByLayer[i] = new LightweightList <int>();
}
for (int nodeIdx = 0; nodeIdx < nodeLayerByIdx.Length; nodeIdx++)
{
int depth = nodeLayerByIdx[nodeIdx];
nodesByLayer[depth].Add(nodeIdx);
}
return(nodesByLayer);
}