Dotnet/FastRng
Dotnet/FastRng
1
0
Fork 0
Code Issues 2 Pull Requests Actions Packages Projects Releases 5 Wiki Activity

Refactored

Browse Source
This commit is contained in:
Thorsten Sommer 2020-10-30 21:50:10 +01:00
parent b84b488025
commit c364c206ad
2 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
FastRng/Double/Distributions/BetaA2B2.cs
View File

@ -23,7 +23,7 @@ namespace FastRng.Double.Distributions
set set
{ {
this.random = value; this.random = value;
this.fitter = new ShapeFitter(BetaA2B2.ShapeFunction, this.random, 50, 0.99); this.fitter = new ShapeFitter(BetaA2B2.ShapeFunction, this.random, 100);
} }
} }

6
FastRng/Double/Distributions/Normal.cs
View File

@ -7,7 +7,7 @@ namespace FastRng.Double.Distributions
{ {
public sealed class Normal : IDistribution public sealed class Normal : IDistribution
{ {
private const double SQRT_2PI = 2.506628275; private const double SQRT_2_PI = 2.506628275;
private const double STDDEV = 0.2; private const double STDDEV = 0.2;
private const double MEAN = 0.5; private const double MEAN = 0.5;
@ -24,11 +24,11 @@ namespace FastRng.Double.Distributions
set set
{ {
this.random = value; this.random = value;
this.fitter = new ShapeFitter(Normal.ShapeFunction, this.random, 50, 1.93); this.fitter = new ShapeFitter(Normal.ShapeFunction, this.random, 100);
} }
} }
private static double ShapeFunction(double x) => 1.0 / (STDDEV * SQRT_2PI) * Math.Exp(-0.5 * Math.Pow((x - MEAN) / STDDEV, 2.0)); private static double ShapeFunction(double x) => 1.0 / (STDDEV * SQRT_2_PI) * Math.Exp(-0.5 * Math.Pow((x - MEAN) / STDDEV, 2.0));
public async ValueTask<double> GetDistributedValue(CancellationToken token = default) public async ValueTask<double> GetDistributedValue(CancellationToken token = default)
{ {