OpenGL rebuild project start!

2023-04-29 03:06:32 +08:00
parent 7dba067146
commit 4dd3f4f6d1
263 changed files with 51374 additions and 1522 deletions
@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace StgSharp.Math
+{
+    public static unsafe partial class Vector
+    {
+        public static float GetAngle(vec2d vec1, vec2d vec2)
+        {
+            return Calc.ACos(
+                vec1 .multiple(vec2) 
+                / (vec1.GetLength() * vec2.GetLength())
+                );
+        }
+
+        public static float GetAngle(vec3d vec1, vec3d vec2)
+        {
+            return Calc.ACos(
+                vec1 * vec2
+                / (vec1.GetLength() * vec2.GetLength())
+                );
+        }
+
+    }
+}