c-o

源代码/StgSharpDebug/Geometries/GeometryScaler/Angle.cs

@@ -0,0 +1,144 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Math
+{
+    public static partial class GeometryScaler
+    {
+        internal const float DegToRad = 180 / Scaler.Pi;
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Degree ToDegree(float value)
+        {
+            return new Degree(value);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Sin(Radius r)
+        {
+            return MathF.Sin(r._radius);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Tan(Radius r)
+        {
+            return MathF.Tan(r._radius);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Cos(Radius r)
+        {
+            return MathF.Cos(r._radius);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Sin(Degree r)
+        {
+            return MathF.Sin(r._degree/DegToRad);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Tan(Degree r)
+        {
+            return MathF.Tan(r._degree / DegToRad);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float Cos(Degree r)
+        {
+            return MathF.Cos(r._degree / DegToRad);
+        }
+
+    }
+
+    public struct Degree
+    {
+        internal float _degree;
+
+        internal Degree(float dgree) 
+        {
+            _degree = dgree;
+        }
+
+        public static implicit operator Radius(Degree d)
+        {
+            return new Radius(d._degree / GeometryScaler.DegToRad);
+        }
+    }
+
+    public struct Radius
+    {
+        internal float _radius;
+
+        public static Radius Zero
+        {
+            get =>new Radius(0);
+        }
+
+        public Radius(float radius) 
+        {
+            _radius = radius; 
+        }
+
+        [Obsolete("Unsafe, you may forget this is radius.",true)]
+        public Radius() { }
+
+        public static implicit operator Degree(Radius r)
+        {
+            return new Degree(r._radius * 180 / Scaler.Pi);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Radius operator -(Radius r)
+        {
+            return new Radius(-r._radius);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Radius operator -(Radius left, Radius Right)
+        {
+            return new Radius(left._radius - Right._radius);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Radius operator +(Radius left, Radius Right)
+        {
+            return new Radius(left._radius + Right._radius);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Radius operator *(Radius left, float right)
+        {
+            return new Radius(left._radius * right);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static Radius operator /(Radius left, float right)
+        {
+            return new Radius(left._radius / right);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static float operator /(Radius left, Radius right)
+        {
+            return left._radius / right._radius;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static bool operator ==(Radius left, Radius right)
+        {
+            return left._radius == right._radius;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static bool operator !=(Radius left, Radius right)
+        {
+            return left._radius != right._radius;
+        }
+
+    }
+}