public NodeGrid(Sz2 <int> strides, IEnumerable <P1V <int, float> > tuples, int generation, int seed)
{
Strides = strides;
Values = new float[Strides.Count()];
foreach (var tup in tuples)
{
Values[tup.X] = tup.V;
}
Generation = generation;
Seed = seed;
var randy = GenV.Twist(Seed);
Noise = GenS.NormalSF32(randy, 0.0f, 1.0f).Take(Strides.Count()).ToArray();
NextSeed = randy.Next();
var Offhi = new P2 <int>(0, -1);
var Offlo = new P2 <int>(0, 1);
var Offlf = new P2 <int>(-1, 0);
var Offrt = new P2 <int>(1, 0);
Top = GridUtil.OffsetIndexes(Strides, Offhi);
Bottom = GridUtil.OffsetIndexes(Strides, Offlo);
Left = GridUtil.OffsetIndexes(Strides, Offlf);
Right = GridUtil.OffsetIndexes(Strides, Offrt);
}
public static NodeGrid RandNodeGrid(Sz2 <int> bounds, int initSeed, int updateSeed)
{
var nodeVals = GenS.SeqOfRandUF32(GenV.Twist(initSeed)).Take(bounds.Count()).ToArray();
var tuples = Enumerable.Range(0, bounds.Count()).Select(i => new P1V <int, float>(i, nodeVals[i]));
return(new NodeGrid(
strides: bounds,
tuples: tuples,
generation: 0,
seed: updateSeed
));
}
async void RunBatch()
{
int Stride = 32;
var jobs = 4;
var GridStrides = new Sz2 <int>(Stride, Stride);
var nodeGrid = NodeProcs.RandNodeGrid(GridStrides, 123, 456);
var localOrders = ColUtils.SubSeqs(jobs, GridStrides.Count() / jobs)
.Select(t => t.ToList())
.ToList();
var trackedTasks = new List <Task <int> >();
for (var i = 0; i < jobs; i++)
{
var i1 = i;
trackedTasks.Add(Task.Run(() =>
{
Thread.Sleep(2000);
return(i1);
}));
}
await Task.WhenAll(trackedTasks);
var tot = trackedTasks.Sum(tt => tt.Result);
}
public static NodeArray RandNodeArray(Sz2 <int> bounds, Random randy)
{
return(new NodeArray(Enumerable.Range(0, bounds.Count())
.Select(i => randy.NextDouble() * 2 - 1.0)
.ToArray()));
}