daily update on 20241226 by nitload youmu

内核源代码/StgSharp/Math/Linear/Matrix34.cs

@@ -55,13 +55,23 @@ namespace StgSharp.Math
         [FieldOffset( 2 * 4 * sizeof( float ) )] public Vec3 Colum2;
         [FieldOffset( 3 * 4 * sizeof( float ) )] public Vec3 Colum3;
 
+        public Matrix34()
+        {
+            Unsafe.SkipInit(out this);
+            isTransposed = false;
+        }
+
         internal Matrix34( ColumnSet4 mat )
         {
+            Unsafe.SkipInit( out this );
+            isTransposed = false;
             this.mat = mat;
         }
 
         internal Matrix34( Vector4 c0, Vector4 c1, Vector4 c2, Vector4 c3 )
         {
+            Unsafe.SkipInit(out this);
+            isTransposed = false;
             mat.colum0 = c0;
             mat.colum1 = c1;
             mat.colum2 = c2;
@@ -82,6 +92,8 @@ namespace StgSharp.Math
             float a22,
             float a23 )
         {
+            Unsafe.SkipInit(out this);
+            isTransposed = false;
             mat.colum0 = new Vector4( a00, a10, a20, 0 );
             mat.colum0 = new Vector4( a01, a11, a21, 0 );
             mat.colum0 = new Vector4( a02, a12, a22, 0 );
@@ -215,13 +227,12 @@ namespace StgSharp.Math
         }
 
         [MethodImpl( MethodImplOptions.AggressiveInlining )]
-        public static Matrix34 operator +( Matrix34 left, Matrix34 right )
+        public static unsafe Matrix34 operator +( Matrix34 left, Matrix34 right )
         {
-            return new Matrix34(
-                left.mat.colum0 + right.mat.colum0,
-                left.mat.colum1 + right.mat.colum1,
-                left.mat.colum2 + right.mat.colum2,
-                left.mat.colum3 + right.mat.colum3 );
+            Matrix34 ret = new Matrix34();
+            InternalIO.Intrinsic.add_mat_4(&left.mat,&right.mat,&ret.mat);
+            return ret;
+
         }
 
     }