daily update on 20241226 by nitload youmu

内核源代码/StgSharp/Math/Linear/Matrix24.cs

@@ -43,7 +43,6 @@ namespace StgSharp.Math
         Pack = 16 )]
     public struct Matrix24 : IMat
     {
-
         [FieldOffset( 6 * 4 * sizeof( float ) )] internal bool isTransposed;
         [FieldOffset( 4 * 4 * sizeof( float ) )] internal ColumnSet2 transpose;
 
@@ -54,8 +53,16 @@ namespace StgSharp.Math
         [FieldOffset( 32 )] public Vec2 Colum2;
         [FieldOffset( 48 )] public Vec2 Colum3;
 
+        public Matrix24()
+        {
+            Unsafe.SkipInit(out this);
+            isTransposed = false;
+        }
+
         internal Matrix24( Vector4 c0, Vector4 c1, Vector4 c2, Vector4 c3 )
         {
+            Unsafe.SkipInit(out this);
+            isTransposed = false;
             mat.colum0 = c0;
             mat.colum1 = c1;
             mat.colum2 = c2;
@@ -72,6 +79,8 @@ namespace StgSharp.Math
             float a12,
             float a13 )
         {
+            Unsafe.SkipInit(out this);
+            isTransposed = false;
             mat.colum0 = new Vector4( a00, a10, 0, 0 );
             mat.colum1 = new Vector4( a01, a11, 0, 0 );
             mat.colum2 = new Vector4( a02, a12, 0, 0 );
@@ -200,13 +209,11 @@ namespace StgSharp.Math
         }
 
         [MethodImpl( MethodImplOptions.AggressiveInlining )]
-        public static Matrix24 operator +( Matrix24 left, Matrix24 right )
+        public static unsafe Matrix24 operator +( Matrix24 left, Matrix24 right )
         {
-            return new Matrix24(
-                left.mat.colum0 + right.mat.colum0,
-                left.mat.colum1 + right.mat.colum1,
-                left.mat.colum2 + right.mat.colum2,
-                left.mat.colum3 + right.mat.colum3 );
+            Matrix24 ret = new Matrix24();
+            InternalIO.Intrinsic.add_mat_4(&left.mat,&right.mat,&ret.mat);
+            return ret;
         }
 
     }