Dotnet/FastRng
Dotnet/FastRng
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Optimization

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This commit is contained in:
Thorsten Sommer 2020-09-26 11:51:44 +02:00
parent b1dfeaec20
commit 43df57b1a1
3 changed files with 9 additions and 9 deletions
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6
FastRng/Double/Distributions/Exponential.cs
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@ -6,7 +6,7 @@ namespace FastRng.Double.Distributions
{ {
public sealed class Exponential : IDistribution public sealed class Exponential : IDistribution
{ {
private double mean = 1; private double mean = 1.0;
public IRandom Random { get; set; } public IRandom Random { get; set; }
@ -15,7 +15,7 @@ namespace FastRng.Double.Distributions
get => this.mean; get => this.mean;
set set
{ {
if(value <= 0) if(value <= 0.0)
throw new ArgumentOutOfRangeException(message: "Mean must be greater than 0", null); throw new ArgumentOutOfRangeException(message: "Mean must be greater than 0", null);
this.mean = value; this.mean = value;
@ -27,7 +27,7 @@ namespace FastRng.Double.Distributions
if (this.Random == null) if (this.Random == null)
return 0.0; return 0.0;
if(this.Mean == 1) if(this.Mean == 1.0)
return -Math.Log(await this.Random.GetUniform(token)); return -Math.Log(await this.Random.GetUniform(token));
else else
return this.Mean * -Math.Log(await this.Random.GetUniform(token)); return this.Mean * -Math.Log(await this.Random.GetUniform(token));

6
FastRng/Double/Distributions/Gamma.cs
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@ -6,7 +6,7 @@ namespace FastRng.Double.Distributions
{ {
public sealed class Gamma : IDistribution public sealed class Gamma : IDistribution
{ {
private double shape = 1; private double shape = 1.0;
public IRandom Random { get; set; } public IRandom Random { get; set; }
@ -15,14 +15,14 @@ namespace FastRng.Double.Distributions
get => this.shape; get => this.shape;
set set
{ {
if(value <= 0) if(value <= 0.0)
throw new ArgumentOutOfRangeException(message: "Shape must be greater than 0", null); throw new ArgumentOutOfRangeException(message: "Shape must be greater than 0", null);
this.shape = value; this.shape = value;
} }
} }
public double Scale { get; set; } = 1; public double Scale { get; set; } = 1.0;
public async ValueTask<double> GetDistributedValue(CancellationToken token) public async ValueTask<double> GetDistributedValue(CancellationToken token)
{ {

6
FastRng/Double/Distributions/Normal.cs
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@ -6,18 +6,18 @@ namespace FastRng.Double.Distributions
{ {
public sealed class Normal : IDistribution public sealed class Normal : IDistribution
{ {
private double standardDeviation = 1; private double standardDeviation = 1.0;
public IRandom Random { get; set; } public IRandom Random { get; set; }
public double Mean { get; set; } = 0; public double Mean { get; set; } = 0.0;
public double StandardDeviation public double StandardDeviation
{ {
get => this.standardDeviation; get => this.standardDeviation;
set set
{ {
if(value <= 0) if(value <= 0.0)
throw new ArgumentOutOfRangeException(message: "Standard deviation must be greater than 0", null); throw new ArgumentOutOfRangeException(message: "Standard deviation must be greater than 0", null);
this.standardDeviation = value; this.standardDeviation = value;