Daily update on 20230204 by nitload youmu, pow func added

2023-02-05 09:41:05 +08:00
parent f75fcacc0d
commit 19a1420b2f
42 changed files with 202 additions and 69 deletions
@@ -12,12 +12,13 @@ internal class Program
        /**/

        /*
-        float test = StgSharp.Math.ASin(StgSharp.Math.Sqrt(3.0f) / 2);
+        float test = StgSharp.Math.Pow(4.0f,0.125f);
        Console.WriteLine(test);
        /**/

        /*
-        for (int wasd = 0; wasd < 100; wasd++)
+        // 测速
+        for (int cycle = 0; cycle < 100; cycle++)
        {
            float time = 1000000;
            float a = 114514;
@@ -25,7 +26,7 @@ internal class Program
            stopwatch.Start(); //  开始监视代码运行时间
            for (float i = 2; i < time; i++)
            {
-                a = StgSharp.Math.ASin(i/(time/2)-1);
+                a = StgSharp.Math.Pow(i, i);
            }
            stopwatch.Stop(); //  停止监视
            TimeSpan timespan = stopwatch.Elapsed; //  获取当前实例测量得出的总时间
@@ -39,7 +40,7 @@ internal class Program
            stopwatch1.Start();
            for (float i = 2; i < time2; i++)
            {
-                b = System.MathF.Asin(i / (time / 2) - 1);
+                b = System.MathF.Pow(i, i);
            }
            stopwatch1.Stop();
            timespan = stopwatch1.Elapsed;
@@ -49,13 +50,15 @@ internal class Program
        }
        /**/

-        /*
+
+        
+         //精度测试
        double accuracy = 0;
-        for (float i = -1f; i < 1f; i += 0.000001f)
+        for (float i = -10f; i < 2000f; i += 0.01f)
        {
            
-            double r1 = StgSharp.Math.ASin(i);
-            double r2 = System.Math.Asin(i)*180/3.1415926;
+            double r1 = StgSharp.Math.Pow(2,i);
+            double r2 = System.Math.Pow(2,i);
            double ac = ( System.Math.Max(r1,r2)- System.Math.Min(r1, r2) ) / r2;
            if (ac>accuracy)
            {
@@ -72,8 +75,5 @@ internal class Program

        
    }
-
-
-    
 }

@@ -12,6 +12,13 @@
            <returns></returns>
            <exception cref="T:System.ArgumentException"></exception>
        </member>
+        <member name="M:StgSharp.Math.GetBits32(System.Single)">
+            <summary>
+            Get the bits of a float number
+            </summary>
+            <param name="x">The given float number</param>
+            <returns></returns>
+        </member>
        <member name="M:StgSharp.Math.Log(System.Single)">
            <summary>
            
@@ -21,5 +28,13 @@
            Returns the value of ln(x).
            </returns>
        </member>
+        <member name="M:StgSharp.Math.Pow(System.Single,System.Single)">
+            <summary>
+            calculate the value of x^y
+            </summary>
+            <param name="x"></param>
+            <param name="y"></param>
+            <returns>Returns the value of x^y</returns>
+        </member>
    </members>
 </doc>