daily update on 20230813 by nitload youmu, weritting matrix algs

源代码/StgSharp/Math/Scalar/Random.cs

@@ -24,7 +24,7 @@ namespace StgSharp.Math
         { 
             float seed = currentSeed;
 
-            float sample = Calc.Pow(Calc.Sqrt(seed),2);
+            float sample = Calc.Pow(Calc.SeedSqrt(seed),2);
             float sample2 = (sample - seed) / seed;
             sample2 = Calc.Abs(sample2);
 

源代码/StgSharp/Math/Scalar/Sqrt.cs

@@ -1,11 +1,27 @@
 using System;
+using System.Runtime.CompilerServices;
 
 namespace StgSharp.Math
 {
     public static partial class Calc
     {
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Sqrt(float x)
+        {
 
-        public static unsafe float Sqrt(float x)
+            /**/
+#if NET6_0_OR_GREATER
+            return System.MathF.Sqrt(x);
+#else
+
+/**/
+            return internalIO.sqrtss_const_internal(x);
+/**/
+#endif
+            /**/
+        }
+
+        public static unsafe float SeedSqrt(float x)
         {
             /*
              * 本方法采用分别对指数和小数处理的方法计算平方根