add from giga-device, new branch added

2025-08-21 16:51:25 +08:00
commit 43bbc06bbb
1296 changed files with 264186 additions and 0 deletions
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+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="MatrixIndexLabel.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. 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 System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Mathematics
+{
+    public readonly struct MatrixIndexLabel
+    {
+
+        private readonly bool _isRange;
+        public readonly Range R;
+
+        internal MatrixIndexLabel(Index i)
+        {
+            _isRange = false;
+            R = new Range(i, Index.End);
+        }
+
+        internal MatrixIndexLabel(Range r)
+        {
+            _isRange = true;
+            R = r;
+        }
+
+        public (int offset,int legnth) GetOffsetAndLength(int CountOfCollection)
+        {
+            return _isRange ?
+                    R.GetOffsetAndLength(CountOfCollection) : (R.Start.GetOffset(CountOfCollection), 1);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public int Length(int CountOfCollection)
+        {
+            return _isRange ? R.GetOffsetAndLength(CountOfCollection).Length : 1;
+        }
+
+        public int Offset(int CountOfCollection)
+        {
+            return _isRange ?
+                    R.GetOffsetAndLength(CountOfCollection).Offset : R.Start
+                                                                      .GetOffset(CountOfCollection);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator MatrixIndexLabel(Index i)
+        {
+            return new MatrixIndexLabel(i);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator MatrixIndexLabel(Range r)
+        {
+            return new MatrixIndexLabel(r);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator MatrixIndexLabel(int i)
+        {
+            return new MatrixIndexLabel(i);
+        }
+
+    }
+}