重新导入obi

Assets/Obi/Scripts/Common/DataStructures/AffineTransform.cs

@@ -0,0 +1,34 @@
+using UnityEngine;
+
+namespace Obi
+{
+    public struct AffineTransform
+    {
+        public Vector4 translation;
+        public Vector4 scale;
+        public Quaternion rotation;
+
+        public AffineTransform(Vector4 translation, Quaternion rotation, Vector4 scale)
+        {
+            // make sure there are good values in the 4th component:
+            translation[3] = 0;
+            scale[3] = 1;
+
+            this.translation = translation;
+            this.rotation = rotation;
+            this.scale = scale;
+        }
+
+        public void FromTransform(Transform source, bool is2D = false)
+        {
+            translation = source.position;
+            rotation = source.rotation;
+            scale = source.lossyScale;
+
+            if (is2D)
+            {
+                translation[2] = 0;
+            }
+        }
+    }
+}