daily update on 20230830

源代码/StgSharp/Math/Linear/matrix4x4.cs

@@ -3,9 +3,6 @@ using System.Drawing;
 using System.Numerics;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
-using System.Text;
-using System.Threading;
-using System.Threading.Tasks;
 
 
 
@@ -103,7 +100,10 @@ namespace StgSharp.Math
         public static unsafe Matrix4x4 operator +(Matrix4x4 left, Matrix4x4 right)
         {
             return new Matrix4x4(
-                Mat4.add( right.mat,left.mat)
+                right.mat.colum0 + left.mat.colum0,
+                right.mat.colum1 + left.mat.colum1,
+                right.mat.colum2 + left.mat.colum2,
+                right.mat.colum3 + left.mat.colum3
                 );
         }
 
@@ -111,7 +111,10 @@ namespace StgSharp.Math
         public static unsafe Matrix4x4 operator -(Matrix4x4 left, Matrix4x4 right)
         {
             return new Matrix4x4(
-                Mat4.sub(right.mat, left.mat)
+                right.mat.colum0-left.mat.colum0,
+                right.mat.colum1-left.mat.colum1,
+                right.mat.colum2-left.mat.colum2,
+                right.mat.colum3-left.mat.colum3
                 );
         }
 
@@ -196,7 +199,15 @@ namespace StgSharp.Math
                 );
         }
 
-        
+        public static bool operator ==(Matrix4x4 left, Matrix4x4 right)
+        {
+            return left.Equals(right);
+        }
+
+        public static bool operator !=(Matrix4x4 left, Matrix4x4 right)
+        {
+            return !(left == right);
+        }
 
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public unsafe float Det()
@@ -223,21 +234,32 @@ namespace StgSharp.Math
             }
         }
 
-        public override string ToString()
+        public override bool Equals(object? obj)
         {
-            InternalTranspose();
-            return
-                $"{transpose.colum0}\n" +
-                $"{transpose.colum1}\n" +
-                $"{transpose.colum2}\n" +
-                $"{transpose.colum3}"; 
-
+            return obj is Matrix4x4 x && Equals(x);
         }
 
         public bool Equals(Matrix4x4 other)
         {
-            throw new NotImplementedException();
+            return mat.Equals(other.mat);
         }
+
+        public override int GetHashCode()
+        {
+            return HashCode.Combine(
+                mat.colum0.GetHashCode(),
+                mat.colum1.GetHashCode(),
+                mat.colum2.GetHashCode(),
+                mat.colum3.GetHashCode()
+                );
+        }
+
+        public override string ToString()
+        {
+            InternalTranspose();
+            return $"{transpose.colum0}{transpose.colum1}{transpose.colum2}{transpose.colum3}";
+        }
+
     }