Refactored NextNumber into distributions

FastRngTests/Double/Distributions/BetaA2B2.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
             
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.BetaA2B2(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
 
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.BetaA2B2(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/BetaA2B5.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
             
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.BetaA2B5(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
 
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.BetaA2B5(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/BetaA5B2.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
             
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.BetaA5B2(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
 
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.BetaA5B2(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/CauchyLorentzX0.cs

@@ -23,7 +23,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
             
@@ -55,7 +55,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.CauchyLorentzX0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");
@@ -70,7 +70,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.CauchyLorentzX0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/CauchyLorentzX1.cs

@@ -23,7 +23,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
             
@@ -55,7 +55,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.CauchyLorentzX0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");
@@ -70,7 +70,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.CauchyLorentzX0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/ChiSquareK1.cs

@@ -21,7 +21,7 @@ namespace FastRngTests.Double.Distributions
             
             for (var n = 0; n < 100_000; n++)
             {
-                var value = await rng.NextNumber(dist);
+                var value = await dist.NextNumber();
                 fqa.CountThis(value);
             }
             
@@ -55,7 +55,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ChiSquareK1(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -70,7 +70,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ChiSquareK1(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/ChiSquareK10.cs

@@ -21,7 +21,7 @@ namespace FastRngTests.Double.Distributions
             
             for (var n = 0; n < 100_000; n++)
             {
-                var value = await rng.NextNumber(dist);
+                var value = await dist.NextNumber();
                 fqa.CountThis(value);
             }
             
@@ -55,7 +55,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ChiSquareK10(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -70,7 +70,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ChiSquareK10(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/ChiSquareK4.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ChiSquareK4(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ChiSquareK4(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/ExponentialLa10.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ExponentialLa10(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ExponentialLa10(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/ExponentialLa5.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ExponentialLa5(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.ExponentialLa5(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/GammaA5B15.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.GammaA5B15(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.GammaA5B15(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/InverseExponentialLa10.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.InverseExponentialLa10(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.InverseExponentialLa10(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/InverseExponentialLa5.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fqa = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fqa.CountThis(await rng.NextNumber(dist));
+                fqa.CountThis(await dist.NextNumber());
             
             var result = fqa.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.InverseExponentialLa5(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.InverseExponentialLa5(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/InverseGammaA3B05.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.InverseGammaA3B05(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.InverseGammaA3B05(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/LaplaceB01M0.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.LaplaceB01M0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.LaplaceB01M0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/LaplaceB01M05.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.LaplaceB01M05(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.LaplaceB01M05(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/LogNormalS1M0.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.LogNormalS1M0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.LogNormalS1M0(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/NormalS02M05.cs

@@ -25,7 +25,7 @@ namespace FastRngTests.Double.Distributions
 
             for (var n = 0; n < 100_000; n++)
             {
-                var nextNumber = await rng.NextNumber(dist);
+                var nextNumber = await dist.NextNumber();
                 stats.Push(nextNumber);
                 fra.CountThis(nextNumber);
             }
@@ -48,7 +48,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.NormalS02M05(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");
@@ -63,7 +63,7 @@ namespace FastRngTests.Double.Distributions
             var samples = new double[1_000];
             var dist = new FastRng.Double.Distributions.NormalS02M05(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/StudentTNu1.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.StudentTNu1(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.StudentTNu1(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/Distributions/Uniform.cs

@@ -119,7 +119,7 @@ namespace FastRngTests.Double.Distributions
             using var rng = new MultiThreadedRng(); 
             var dist = new FastRng.Double.Distributions.Uniform(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");
@@ -134,7 +134,7 @@ namespace FastRngTests.Double.Distributions
             using var rng = new MultiThreadedRng();
             var dist = new FastRng.Double.Distributions.Uniform(rng);
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");
@@ -164,7 +164,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 1_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[await rng.NextNumber(0, 100, dist)]++;
+                distribution[await dist.NextNumber(0, 100)]++;
             
             for (var n = 0; n < distribution.Length - 1; n++)
                 Assert.That(distribution[n], Is.GreaterThan(0));
@@ -180,7 +180,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 1_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[await rng.NextNumber(0UL, 100, dist)]++;
+                distribution[await dist.NextNumber(0UL, 100)]++;
             
             for (var n = 0; n < distribution.Length - 1; n++)
                 Assert.That(distribution[n], Is.GreaterThan(0));
@@ -196,7 +196,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 1_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[(uint)Math.Floor(await rng.NextNumber(0.0, 100.0, dist))]++;
+                distribution[(uint)Math.Floor(await dist.NextNumber(0.0, 100.0))]++;
             
             for (var n = 0; n < distribution.Length - 1; n++)
                 Assert.That(distribution[n], Is.GreaterThan(0));
@@ -211,7 +211,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 1_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[await rng.NextNumber(0, 100, dist)]++;
+                distribution[await dist.NextNumber(0, 100)]++;
             
             Assert.That(distribution[..^1].Max() - distribution[..^1].Min(), Is.InRange(0, 600));
         }
@@ -225,7 +225,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 1_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[await rng.NextNumber(0UL, 100, dist)]++;
+                distribution[await dist.NextNumber(0UL, 100)]++;
             
             Assert.That(distribution[..^1].Max() - distribution[..^1].Min(), Is.InRange(0, 600));
         }
@@ -239,7 +239,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 1_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[(uint)Math.Floor(await rng.NextNumber(0.0, 100.0, dist))]++;
+                distribution[(uint)Math.Floor(await dist.NextNumber(0.0, 100.0))]++;
             
             Assert.That(distribution[..^1].Max() - distribution[..^1].Min(), Is.InRange(0, 600));
         }
@@ -253,7 +253,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 100_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[await rng.NextNumber(0, 100, dist)]++;
+                distribution[await dist.NextNumber(0, 100)]++;
             
             Assert.That(distribution[..^1].Max() - distribution[..^1].Min(), Is.InRange(0, 6_000));
         }
@@ -267,7 +267,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 100_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[await rng.NextNumber(0UL, 100, dist)]++;
+                distribution[await dist.NextNumber(0UL, 100)]++;
             
             Assert.That(distribution[..^1].Max() - distribution[..^1].Min(), Is.InRange(0, 6_000));
         }
@@ -281,7 +281,7 @@ namespace FastRngTests.Double.Distributions
             var distribution = new uint[101];
             var runs = 100_000_000;
             for (var n = 0; n < runs; n++)
-                distribution[(uint)Math.Floor(await rng.NextNumber(0.0, 100.0, dist))]++;
+                distribution[(uint)Math.Floor(await dist.NextNumber(0.0, 100.0))]++;
             
             Assert.That(distribution[..^1].Max() - distribution[..^1].Min(), Is.InRange(0, 6_000));
         }

FastRngTests/Double/Distributions/WeibullK05La1.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double.Distributions
             var fra = new FrequencyAnalysis();
             
             for (var n = 0; n < 100_000; n++)
-                fra.CountThis(await rng.NextNumber(dist));
+                fra.CountThis(await dist.NextNumber());
             
             var result = fra.NormalizeAndPlotEvents(TestContext.WriteLine);
 
@@ -52,7 +52,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.WeibullK05La1(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(-1.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(-1.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(-1.0), "Min out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max out of range");
@@ -67,7 +67,7 @@ namespace FastRngTests.Double.Distributions
             var dist = new FastRng.Double.Distributions.WeibullK05La1(rng);
             var samples = new double[1_000];
             for (var n = 0; n < samples.Length; n++)
-                samples[n] = await rng.NextNumber(0.0, 1.0, dist);
+                samples[n] = await dist.NextNumber(0.0, 1.0);
             
             Assert.That(samples.Min(), Is.GreaterThanOrEqualTo(0.0), "Min is out of range");
             Assert.That(samples.Max(), Is.LessThanOrEqualTo(1.0), "Max is out of range");

FastRngTests/Double/MultiThreadedRngTests.cs

@@ -20,7 +20,7 @@ namespace FastRngTests.Double
         {
             var dist = new Uniform(this.rng);
             for (uint n = 0; n < 1_000_000; n++)
-                Assert.That(await rng.NextNumber(n, 100_000 + n, dist), Is.InRange(n, 100_000 + n));
+                Assert.That(await dist.NextNumber(n, 100_000 + n), Is.InRange(n, 100_000 + n));
         }
         
         [Test]
@@ -30,7 +30,7 @@ namespace FastRngTests.Double
         {
             var dist = new Uniform(this.rng);
             for (ulong n = 0; n < 1_000_000; n++)
-                Assert.That(await rng.NextNumber(n, 100_000 + n, dist), Is.InRange(n, 100_000 + n));
+                Assert.That(await dist.NextNumber(n, 100_000 + n), Is.InRange(n, 100_000 + n));
         }
         
         [Test]
@@ -40,7 +40,7 @@ namespace FastRngTests.Double
         {
             var dist = new Uniform(this.rng);
             for (var n = 0.0; n < 1e6; n++)
-                Assert.That(await rng.NextNumber(n, 100_000 + n, dist), Is.InRange(n, 100_000 + n));
+                Assert.That(await dist.NextNumber(n, 100_000 + n), Is.InRange(n, 100_000 + n));
         }
         
         [Test]
@@ -49,9 +49,9 @@ namespace FastRngTests.Double
         public async Task TestRange02Uint()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(5, 5, dist), Is.EqualTo(5));
-            Assert.That(await rng.NextNumber(0, 0, dist), Is.EqualTo(0));
-            Assert.That(await rng.NextNumber(3_000_000_000, 3_000_000_000, dist), Is.EqualTo(3_000_000_000));
+            Assert.That(await dist.NextNumber(5, 5), Is.EqualTo(5));
+            Assert.That(await dist.NextNumber(0, 0), Is.EqualTo(0));
+            Assert.That(await dist.NextNumber(3_000_000_000, 3_000_000_000), Is.EqualTo(3_000_000_000));
         }
         
         [Test]
@@ -60,9 +60,9 @@ namespace FastRngTests.Double
         public async Task TestRange02Ulong()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(5UL, 5, dist), Is.EqualTo(5));
-            Assert.That(await rng.NextNumber(0UL, 0, dist), Is.EqualTo(0));
-            Assert.That(await rng.NextNumber(3_000_000_000UL, 3_000_000_000, dist), Is.EqualTo(3_000_000_000));
+            Assert.That(await dist.NextNumber(5UL, 5), Is.EqualTo(5));
+            Assert.That(await dist.NextNumber(0UL, 0), Is.EqualTo(0));
+            Assert.That(await dist.NextNumber(3_000_000_000UL, 3_000_000_000), Is.EqualTo(3_000_000_000));
         }
         
         [Test]
@@ -71,9 +71,9 @@ namespace FastRngTests.Double
         public async Task TestRange02Float()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(5f, 5f, dist), Is.EqualTo(5));
-            Assert.That(await rng.NextNumber(0f, 0f, dist), Is.EqualTo(0));
-            Assert.That(await rng.NextNumber(3e9, 3e9, dist), Is.EqualTo(3e9));
+            Assert.That(await dist.NextNumber(5f, 5f), Is.EqualTo(5));
+            Assert.That(await dist.NextNumber(0f, 0f), Is.EqualTo(0));
+            Assert.That(await dist.NextNumber(3e9, 3e9), Is.EqualTo(3e9));
         }
         
         [Test]
@@ -82,9 +82,9 @@ namespace FastRngTests.Double
         public async Task TestRange03Uint()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(5, 6, dist), Is.InRange(5, 6));
-            Assert.That(await rng.NextNumber(0, 1, dist), Is.InRange(0, 1));
-            Assert.That(await rng.NextNumber(3_000_000_000, 3_000_000_002, dist), Is.InRange(3_000_000_000, 3_000_000_002));
+            Assert.That(await dist.NextNumber(5, 6), Is.InRange(5, 6));
+            Assert.That(await dist.NextNumber(0, 1), Is.InRange(0, 1));
+            Assert.That(await dist.NextNumber(3_000_000_000, 3_000_000_002), Is.InRange(3_000_000_000, 3_000_000_002));
         }
         
         [Test]
@@ -93,9 +93,9 @@ namespace FastRngTests.Double
         public async Task TestRange03Ulong()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(5UL, 6, dist), Is.InRange(5, 6));
-            Assert.That(await rng.NextNumber(0UL, 1, dist), Is.InRange(0, 1));
-            Assert.That(await rng.NextNumber(3_000_000_000UL, 3_000_000_002, dist), Is.InRange(3_000_000_000, 3_000_000_002));
+            Assert.That(await dist.NextNumber(5UL, 6), Is.InRange(5, 6));
+            Assert.That(await dist.NextNumber(0UL, 1), Is.InRange(0, 1));
+            Assert.That(await dist.NextNumber(3_000_000_000UL, 3_000_000_002), Is.InRange(3_000_000_000, 3_000_000_002));
         }
         
         [Test]
@@ -104,9 +104,9 @@ namespace FastRngTests.Double
         public async Task TestRange03Float()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(5f, 6, dist), Is.InRange(5, 6));
-            Assert.That(await rng.NextNumber(0f, 1, dist), Is.InRange(0, 1));
-            Assert.That(await rng.NextNumber(3e9, 3e9+2, dist), Is.InRange(3e9, 3e9+2));
+            Assert.That(await dist.NextNumber(5f, 6), Is.InRange(5, 6));
+            Assert.That(await dist.NextNumber(0f, 1), Is.InRange(0, 1));
+            Assert.That(await dist.NextNumber(3e9, 3e9+2), Is.InRange(3e9, 3e9+2));
         }
         
         [Test]
@@ -115,8 +115,8 @@ namespace FastRngTests.Double
         public async Task TestRange04Uint()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(10, 1, dist), Is.InRange(1, 10));
-            Assert.That(await rng.NextNumber(20, 1, dist), Is.InRange(1, 20));
+            Assert.That(await dist.NextNumber(10, 1), Is.InRange(1, 10));
+            Assert.That(await dist.NextNumber(20, 1), Is.InRange(1, 20));
         }
         
         [Test]
@@ -125,8 +125,8 @@ namespace FastRngTests.Double
         public async Task TestRange04Ulong()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(10UL, 1, dist), Is.InRange(1, 10));
-            Assert.That(await rng.NextNumber(20UL, 1, dist), Is.InRange(1, 20));
+            Assert.That(await dist.NextNumber(10UL, 1), Is.InRange(1, 10));
+            Assert.That(await dist.NextNumber(20UL, 1), Is.InRange(1, 20));
         }
         
         [Test]
@@ -135,8 +135,8 @@ namespace FastRngTests.Double
         public async Task TestRange04Float()
         {
             var dist = new Uniform(this.rng);
-            Assert.That(await rng.NextNumber(10.0, 1, dist), Is.InRange(1, 10));
-            Assert.That(await rng.NextNumber(20.0, 1, dist), Is.InRange(1, 20));
+            Assert.That(await dist.NextNumber(10.0, 1), Is.InRange(1, 10));
+            Assert.That(await dist.NextNumber(20.0, 1), Is.InRange(1, 20));
         }
 
         [Test]
@@ -144,8 +144,8 @@ namespace FastRngTests.Double
         [Category(TestCategories.NORMAL)]
         public async Task TestStoppingProducers01()
         {
-            using var rng2 = new MultiThreadedRng();
-            rng2.StopProducer();
+            var rng2 = new MultiThreadedRng();
+            rng2.Dispose();
 
             var masterToken = new CancellationTokenSource(TimeSpan.FromSeconds(16)).Token;
             var wasCanceled = false;
@@ -170,19 +170,19 @@ namespace FastRngTests.Double
             Assert.That(wasCanceled, Is.True, "The consumer was not canceled");
             
             var tokenSource2 = new CancellationTokenSource(TimeSpan.FromSeconds(3));
-            await rng2.NextNumber(new NormalS02M05(rng2), tokenSource2.Token);
+            await new NormalS02M05(rng2).NextNumber(tokenSource2.Token);
             Assert.That(tokenSource2.IsCancellationRequested, Is.True);
             
             tokenSource2 = new CancellationTokenSource(TimeSpan.FromSeconds(3));
-            await rng2.NextNumber(-1d, 1d, new NormalS02M05(rng2), tokenSource2.Token);
+            await new NormalS02M05(rng2).NextNumber(-1d, 1d, tokenSource2.Token);
             Assert.That(tokenSource2.IsCancellationRequested, Is.True);
             
             tokenSource2 = new CancellationTokenSource(TimeSpan.FromSeconds(3));
-            await rng2.NextNumber(0u, 6u, new NormalS02M05(rng2), tokenSource2.Token);
+            await new NormalS02M05(rng2).NextNumber(0u, 6u, tokenSource2.Token);
             Assert.That(tokenSource2.IsCancellationRequested, Is.True);
             
             tokenSource2 = new CancellationTokenSource(TimeSpan.FromSeconds(3));
-            await rng2.NextNumber(0ul, 6ul, new NormalS02M05(rng2), tokenSource2.Token);
+            await new NormalS02M05(rng2).NextNumber(0ul, 6ul, tokenSource2.Token);
             Assert.That(tokenSource2.IsCancellationRequested, Is.True);
         }
 
@@ -283,7 +283,7 @@ namespace FastRngTests.Double
             
             using var rng2 = new MultiThreadedRng();
             var dist = new Uniform(rng2);
-            Assert.That(await rng2.NextNumber(1, 100_000, dist, token), Is.EqualTo(0));
+            Assert.That(await dist.NextNumber(1, 100_000, token), Is.EqualTo(0));
         }
         
         [Test]

FastRngTests/Double/PerformanceTests.cs

@@ -46,7 +46,7 @@ namespace FastRngTests.Double
             
             stopwatch.Start();
             for (uint n = 0; n < data.Length; n++)
-                data[n] = await rng.NextNumber(dist);
+                data[n] = await dist.NextNumber();
             
             stopwatch.Stop();
             
@@ -65,7 +65,7 @@ namespace FastRngTests.Double
             
             stopwatch.Start();
             for (uint n = 0; n < data.Length; n++)
-                data[n] = await rng.NextNumber(dist);
+                data[n] = await dist.NextNumber();
             
             stopwatch.Stop();