daily uodate on 20231208 by nitload youmu, preparation for multi thread rendering

源代码/StgSharp/Math/Linear/vec3d.cs

@@ -6,12 +6,6 @@ using System.Runtime.InteropServices;
 
 namespace StgSharp.Math
 {
-    public static class Vec3d
-    {
-        public static vec3d Zero => new vec3d(0, 0, 0);
-        public static vec3d Unit => new vec3d(1, 1, 1);
-    }
-
     [StructLayout(LayoutKind.Explicit, Size = 16, Pack = 16)]
     public struct vec3d : IEquatable<vec3d>
     {
@@ -31,9 +25,17 @@ namespace StgSharp.Math
         public vec3d(
             float x, float y, float z)
         {
+#if NET5_0_OR_GREATER
+            Unsafe.SkipInit(out vec);
+#endif
             X = x; Y = y; Z = z;
         }
 
+        internal vec3d(Vector4 vector)
+        {
+            vec = vector;
+        }
+
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public float Dot(vec3d right)
         {
@@ -53,22 +55,24 @@ namespace StgSharp.Math
                 );
         }
 
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        internal vec3d(Vector4 vector)
-        {
-            vec = vector;
-        }
 
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static vec3d operator +(vec3d left, vec3d right)
         {
             return new vec3d(
-                left.X + right.X,
-                left.Y + right.Y,
-                left.Z + right.Z
+                left.vec + right.vec
                 );
         }
 
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public float GetMaxValue()
+        {
+            float ret = X;
+            ret = ret > Y ? ret : Y;
+            ret = ret > Z ? ret : Z;
+            return ret;
+        }
+
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static vec3d operator -(vec3d left, vec3d right)
         {
@@ -157,4 +161,10 @@ namespace StgSharp.Math
             return $"[{X},{Y},{Z}]";
         }
     }
+
+    public static class Vec3d
+    {
+        public static vec3d Unit { get => new vec3d(1, 1, 1); }
+        public static vec3d Zero { get => new vec3d(0, 0, 0); }
+    }
 }