move random gen to Math, working on VL4

2026-03-02 23:56:21 +08:00
parent 7e3ed8b0fd
commit ae1a49d6fb
63 changed files with 6463 additions and 6970 deletions
@@ -0,0 +1,120 @@
+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// file="M128"
+// 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.Diagnostics.CodeAnalysis;
+using System.Numerics;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Runtime.Intrinsics;
+using System.Runtime.Intrinsics.X86;
+
+using System.Text;
+
+namespace StgSharp.Mathematics
+{
+    [StructLayout(LayoutKind.Explicit, Pack = 16)]
+    public unsafe struct M128 : IRegisterPresentation
+    {
+
+        [FieldOffset(0)] internal fixed byte Buffer[16];
+        [FieldOffset(0)] internal Vector128<float> Vec;
+
+        internal M128(Vector4 v)
+        {
+            Unsafe.SkipInit(out this);
+            Unsafe.SkipInit(out Vec);
+            Vec = v.AsVector128();
+        }
+
+        internal M128(Vector128<float> v)
+        {
+            Unsafe.SkipInit(out this);
+            Vec = v;
+        }
+
+        public ref T AsRef<T>() where T: unmanaged, INumber<T>
+        {
+            return ref Unsafe.As<byte, T>(ref Buffer[0]);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public readonly Vector4 AsVector4()
+        {
+            return Vec.AsVector4();
+        }
+
+        public void BroadCastFrom<T>(T value) where T: unmanaged, INumber<T>
+        {
+            Vec = Vector128.Create<T>(value).AsSingle();
+        }
+
+        public override readonly bool Equals([NotNullWhen(true)] object obj)
+        {
+            return obj is M128 other && this == other;
+        }
+
+        public override readonly int GetHashCode()
+        {
+            return Vec.GetHashCode();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ref T Member<T>(int index) where T: unmanaged, INumber<T>
+        {
+            return ref Unsafe.Add(ref AsRef<T>(), index);
+        }
+
+        public override string ToString()
+        {
+            return string.Empty;
+        }
+
+        public string ToString(int sample)
+        {
+            string str = string.Empty;
+            for (int i = 15; i >= 0; i--) {
+                str += $"{Convert.ToString(Buffer[i], sample)} ";
+            }
+            return str;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static bool operator !=(M128 left, M128 right)
+        {
+            return left.Vec != right.Vec;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static bool operator ==(M128 left, M128 right)
+        {
+            return left.Vec == right.Vec;
+        }
+
+    }
+}