arrange of proj structure

2026-02-27 17:09:13 +08:00
parent 15434ed053
commit a798ab07f1
173 changed files with 32304 additions and 33955 deletions
@@ -0,0 +1,57 @@
+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// file="Cos"
+// 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 System;
+using System.Runtime.CompilerServices;
+
+namespace StgSharp.Mathematics
+{
+    public static partial class Scalar
+    {
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Cos(float x)
+        {
+            /*
+            float refer = x / 360.0f;
+            refer -= (int)refer;
+
+            refer *= 40;
+            int a = (int)refer;   //大分度，查表
+            refer -= a;    //小分度，拟合
+
+            float refer2 = refer * refer;
+
+
+            return ((-sinData[a]) * ((0.1570796327f * refer) - (6.459640975e-4f * refer * refer2)))
+                + (cosData[a] * ((1 - (0.0123370055f * refer2)) + (2.536695709e-5f * refer2 * refer2)));
+            */
+            return MathF.Cos(x);
+        }
+
+    }
+}