Daily update on 20250721-223448 by Nitload Youmu. Additional Message : Rename StgSHarp.C to StgSharp.Native. Add SDL to repo.

Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>
2025-07-21 22:34:48 +08:00
parent c624a8ca38
commit 28ea5d1d1e
1215 changed files with 628924 additions and 114 deletions
@@ -28,27 +28,18 @@
 //     
 //-----------------------------------------------------------------------
 //-----------------------------------------------------------------------
+using System;
+using System.Runtime.CompilerServices;
+
 namespace StgSharp.Math
 {
    public static partial class Scaler
    {

+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
        public static float Tan( 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;
-
-            float sin = ( 0.1570796327f * refer ) - ( 6.459640975e-4f * refer * refer2 );
-            float cos = ( 1 - ( 0.0123370055f * refer2 ) ) + ( 2.536695709e-5f * refer2 * refer2 );
-
-            return ( ( sinData[ a ] * cos ) + ( cosData[ a ] * sin ) ) / ( ( cosData[ a ] * cos ) - ( sinData[
-                a ] * sin ) );
+            return MathF.Tan( x );
        }

    }