daily update on 20230227 by nitload youmu

2023-02-27 16:56:31 +08:00
parent 770150767b
commit 035fb9a432
25 changed files with 268 additions and 96 deletions
@@ -0,0 +1,79 @@
+using System;
+using System.Collections.Generic;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+
+namespace StgSharp.Math
+{
+    public struct Array3x3
+    {
+        public Vec3D row0;
+        public Vec3D row1;
+        public Vec3D row2;
+
+        public Vec3D colum0;
+        public Vec3D colum1;
+        public Vec3D colum2;
+
+        public Array3x3(Vec3D r0,Vec3D r1,Vec3D r2)
+        {
+            row0 = r0;
+            row1 = r1;
+            row2 = r2;
+
+            colum0 = new Vec3D(r0.X, r1.X, r2.X);
+            colum1 = new Vec3D(r0.Y, r1.Y, r2.Y);
+            colum2 = new Vec3D(r0.Z, r1.Z, r2.Z);
+        }
+
+        public Array3x3(
+            float a11,float a12,float a13,
+            float a21,float a22,float a23,
+            float a31,float a32,float a33
+            )
+        {
+            row0 = new Vec3D(a11, a12, a13);
+            row1 = new Vec3D(a21, a22, a23);
+            row2 = new Vec3D(a31, a32, a33);
+
+            colum0 = new Vec3D(a11,a21,a31);
+            colum1 = new Vec3D(a12,a22,a32);
+            colum2 = new Vec3D(a13,a23,a33);
+        }
+
+        public static Array3x3 operator +(Array3x3 array1, Array3x3 array2)
+        {
+            return new Array3x3(
+                array1.row0.X + array2.row0.X, 
+                array1.row0.Y + array2.row0.Y, 
+                array1.row0.Z + array2.row0.Z,
+
+                array1.row1.X + array2.row1.X, 
+                array1.row1.Y + array2.row1.Y, 
+                array1.row1.Z + array2.row1.Z,
+
+                array1.row2.X + array2.row2.X, 
+                array1.row2.Y + array2.row2.Y, 
+                array1.row2.Z + array2.row2.Z
+                );
+        }
+
+        public static Array3x3 operator -(Array3x3 array1, Array3x3 array2)
+        {
+            return new Array3x3(
+                array1.row0.X - array2.row0.X,
+                array1.row0.Y - array2.row0.Y,
+                array1.row0.Z - array2.row0.Z,
+
+                array1.row1.X - array2.row1.X,
+                array1.row1.Y - array2.row1.Y,
+                array1.row1.Z - array2.row1.Z,
+
+                array1.row2.X - array2.row2.X,
+                array1.row2.Y - array2.row2.Y,
+                array1.row2.Z - array2.row2.Z
+                );
+        }
+
+    }
+}