daily update on 20230830

2023-08-30 22:49:11 +08:00
parent 1fcbfb972b
commit c6f4b3dd53
55 changed files with 648 additions and 1198 deletions
@@ -1,6 +1,7 @@
 using StgSharp.Math;
 using System;
 using System.Diagnostics;
+using System.Numerics;
 using System.Runtime.InteropServices;
 using System.Runtime.Intrinsics.X86;

@@ -12,127 +13,14 @@ namespace StgSharp

        internal unsafe static void Main(string[] args)
        {
-
-            /**/
-            Matrix4x4 matrix = new Matrix4x4(
-                1,1,-1,2,
-                -1,-1,-4,1,
-                2,4,-6,1,
-                1,2,4,2
+            Matrix3x3 matrix = new Matrix3x3(
+                1,2,3,
+                4,5,6,
+                7,8,9
                );

            Console.WriteLine(matrix.Det());

-            /**/
-            System.Numerics.Matrix4x4 m = new System.Numerics.Matrix4x4(
-                1, 1, -1, 2,
-                -1, -1, -4, 1,
-                2, 4, -6, 1,
-                1, 2, 4, 2
-                );
-
-            Console.WriteLine(m.GetDeterminant());
-            /**/
-            int cycle = 1000;
-            int time = 10000;
-
-            
-
-            for (int t = 0; t < cycle; t++)
-            {
-                Stopwatch sw = Stopwatch.StartNew();
-                sw.Start();
-                for (int i = 0; i < time; i++)
-                {
-                    Matrix4x4 matrix4X4 = new Matrix4x4(
-                1, 1, -1, 2,
-                -1, -1, -4, 1,
-                2, 4, -6, 1,
-                1, 2, 4, 2
-                );
-                }
-                sw.Stop();
-
-                TimeSpan timeSpan = sw.Elapsed;
-                Console.WriteLine(timeSpan.TotalMilliseconds);
-
-                Stopwatch sw2 = new Stopwatch();
-                sw2.Start();
-                for (int i = 0; i < time; i++)
-                {
-                    System.Numerics.Matrix4x4 test = new System.Numerics.Matrix4x4(
-                1, 1, -1, 2,
-                -1, -1, -4, 1,
-                2, 4, -6, 1,
-                1, 2, 4, 2
-                );
-                }
-                sw2.Stop();
-
-                TimeSpan timeSpan1 = sw2.Elapsed;
-                Console.WriteLine(timeSpan1.TotalMilliseconds);
-                Console.WriteLine();
-            }
-            
-
-
-            /**/
-
-            /*
-            System.Numerics.Matrix4x4 smt1 = new System.Numerics.Matrix4x4(
-                1,2,3,4,
-                5,6,7,8,
-                1,2,3,4,
-                5,6,7,8
-                );
-
-            Matrix4x4 gmt1 = new Matrix4x4(
-                1, 2, 3, 4,
-                5, 6, 7, 8,
-                1, 2, 3, 4,
-                5, 6, 7, 8
-                );
-
-            Stopwatch s = new Stopwatch();
-
-            double cycle = 1e6;
-
-            for (int t = 0; t < 1000; t++)
-            {
-
-                s.Reset();
-                s.Start();
-
-                for (int i = 0; i < cycle; i++)
-                {
-                    System.Numerics.Matrix4x4 ret = smt1 * smt1;
-                }
-                s.Stop();
-
-                TimeSpan span = s.Elapsed;
-                Console.WriteLine(span.TotalMilliseconds);
-
-                s.Reset();
-                s.Start();
-
-                for (int i = 0; i < cycle; i++)
-                {
-                    Matrix4x4 ret = VectorCalc.Multiple(gmt1, gmt1);
-                }
-                s.Stop();
-
-                TimeSpan span1 = s.Elapsed;
-                Console.WriteLine(span1.TotalMilliseconds);
-
-                Console.WriteLine(t);
-                Console.WriteLine();
-
-
-            }
-
-            /**/
-
-

        }