redesign matrix design

2025-12-18 18:04:55 +08:00
parent 688a420574
commit b32c1cb4eb
9 changed files with 256 additions and 542 deletions
@@ -0,0 +1,114 @@
+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// file="MatrixMetadata"
+// Project: StgSharp
+// AuthorGroup: Nitload
+// Copyright (c) Nitload. All rights reserved.
+//     
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//     
+// -----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+using StgSharp.HighPerformance;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Mathematics.Numeric
+{
+    public enum MatrixLayout
+    {
+
+        DenseSquare,
+        UpperTriangle,
+        LowerTriangle,
+
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    public unsafe struct MatrixKernelEnumeration
+    {
+
+        public readonly delegate* unmanaged[Cdecl]
+            <int, int, MatrixKernelEnumerator*, long> GetIndexOffset;
+
+        public readonly delegate* unmanaged[Cdecl]<int, int, MatrixKernelEnumerator*, bool> IsInBuffer;
+
+        [Obsolete("Do not use constructor, use static method instead", true)]
+        public MatrixKernelEnumeration() { }
+
+        public MatrixKernelEnumeration(
+               delegate* unmanaged[Cdecl]
+           <int, int, MatrixKernelEnumerator*, long> getOffset,
+               delegate* unmanaged[Cdecl]<int, int, MatrixKernelEnumerator*, bool> inBuffer)
+        {
+            GetIndexOffset = getOffset;
+            IsInBuffer = inBuffer;
+        }
+
+        private static delegate* unmanaged[Cdecl]<int, int, MatrixKernelEnumerator*, bool> IsInBufferDenseSquarePtr { get; } = (delegate* unmanaged[Cdecl]<int, int, MatrixKernelEnumerator*, bool>)&IsInBufferDenseSquare;
+
+        public static MatrixKernelEnumeration Create(MatrixLayout layout)
+        {
+            return layout switch
+            {
+                MatrixLayout.DenseSquare => new MatrixKernelEnumeration(null, IsInBufferDenseSquarePtr),
+
+                MatrixLayout.UpperTriangle => throw new NotImplementedException(),
+            };
+        }
+
+        private static bool IsInBufferDenseSquare(
+                            int col,
+                            int row,
+                            MatrixKernelEnumerator* enumerator)
+        {
+            return true;
+        }
+
+    }
+
+    [StructLayout(LayoutKind.Explicit)]
+    public struct MatrixSize
+    {
+
+        [FieldOffset(0)] public readonly int ElementColumnLength;
+        [FieldOffset(4)] public readonly int ElementRowLength;
+
+        [FieldOffset(8)] public readonly int KernelColumnLength;
+        [FieldOffset(12)] public readonly int KernelRowLength;
+
+    }
+
+    [StructLayout(LayoutKind.Explicit)]
+    public struct MatrixKernelEnumerator
+    {
+
+        [FieldOffset(0)] public int CurrentColumn;
+        [FieldOffset(4)] public int CurrentRow;
+
+        [FieldOffset(8)] public  readonly int KernelColumnLength;
+        [FieldOffset(12)] public readonly int KernelRowLength;
+
+    }
+}