Add PositionFromGameObject authoring component (#1471)

Author: Jamie Brynes

workers/unity/Assets/Tests/EditmodeTests/Correctness/SceneAuthoring.meta

@@ -0,0 +1,27 @@
+using Improbable.Gdk.Core;
+using Improbable.Gdk.Core.SceneAuthoring.AuthoringComponents;
+using NUnit.Framework;
+using UnityEngine;
+
+namespace Improbable.Gdk.EditmodeTests.SceneAuthoring
+{
+    [TestFixture]
+    public class PositionFromGameObjectTests
+    {
+        [Test]
+        public void WriteTo_uses_the_GameObject_position()
+        {
+            var gameObject = new GameObject();
+            gameObject.transform.position = new Vector3(100, 100, 100);
+            var positionFromGameObject = gameObject.AddComponent<PositionFromGameObjectAuthoringComponent>();
+
+            var entityTemplate = new EntityTemplate();
+            positionFromGameObject.WriteTo(entityTemplate);
+
+            Assert.IsTrue(entityTemplate.HasComponent<Position.Snapshot>());
+
+            var position = entityTemplate.GetComponent<Position.Snapshot>().Value;
+            Assert.AreEqual(gameObject.transform.position, position.Coords.ToUnityVector());
+        }
+    }
+}

workers/unity/Assets/Tests/EditmodeTests/Correctness/SceneAuthoring/PositionFromGameObjectTests.cs

@@ -2,6 +2,7 @@
     "name": "Improbable.Gdk.EditmodeTests",
     "references": [
         "Improbable.Gdk.Core",
+        "Improbable.Gdk.Core.SceneAuthoring.AuthoringComponents",
         "Improbable.Gdk.Debug",
         "Improbable.Gdk.GameObjectCreation",
         "Improbable.Gdk.Generated",
@@ -31,4 +32,4 @@
     ],
     "versionDefines": [],
     "noEngineReferences": false
-}
+}

workers/unity/Assets/Tests/EditmodeTests/Correctness/SceneAuthoring/PositionFromGameObjectTests.cs.meta

@@ -0,0 +1,16 @@
+{
+    "name": "Improbable.Gdk.Core.SceneAuthoring.AuthoringComponents",
+    "references": [
+        "Improbable.Gdk.Core",
+        "Improbable.Gdk.Generated"
+    ],
+    "includePlatforms": [],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": true,
+    "defineConstraints": [],
+    "versionDefines": [],
+    "noEngineReferences": false
+}

workers/unity/Assets/Tests/EditmodeTests/Improbable.Gdk.EditmodeTests.asmdef

@@ -0,0 +1,18 @@
+using UnityEngine;
+
+namespace Improbable.Gdk.Core.SceneAuthoring.AuthoringComponents
+{
+    [AddComponentMenu("SpatialOS/Authoring Components/Position From GameObject Authoring Component")]
+    public class PositionFromGameObjectAuthoringComponent : MonoBehaviour, ISpatialOsAuthoringComponent
+    {
+#pragma warning disable 649
+        [SerializeField] private string writeAccess;
+#pragma warning restore 649
+
+        public void WriteTo(EntityTemplate template)
+        {
+            var coords = Coordinates.FromUnityVector(transform.position);
+            template.AddComponent(new Position.Snapshot(coords), writeAccess);
+        }
+    }
+}