HACK: Fixed/worked around problem where temp files would be locked an…

…d inaccessible when changing TextScenes. This problem surfaces mostly on windows. See FIXME in TextSceneMonitor.cs

Assets/Scenes/otherscenedemo.txt

@@ -0,0 +1,126 @@
+gameobject Cube
+tag Untagged layer 0
+0.00000 -2.48280 0.00000
+0.00000 0.00000 0.00000 1.00000
+1.00000 1.00000 1.00000
+children 0
+components 3
+  UnityEngine.MeshFilter 1
+    property sharedMesh builtinmesh UnityEngine.Mesh = Cube
+  UnityEngine.BoxCollider 4
+    property center primitive UnityEngine.Vector3 = (0.0, 0.0, 0.0)
+    property size primitive UnityEngine.Vector3 = (1.0, 1.0, 1.0)
+    property extents primitive UnityEngine.Vector3 = (0.5, 0.5, 0.5)
+    property isTrigger primitive System.Boolean = False
+  UnityEngine.MeshRenderer 5
+    property castShadows primitive System.Boolean = True
+    property receiveShadows primitive System.Boolean = True
+    property sharedMaterials array UnityEngine.Material[] = 1
+        builtinmaterial UnityEngine.Material = Default-Diffuse
+    property lightmapIndex primitive System.Int32 = -1
+    property lightmapTilingOffset primitive UnityEngine.Vector4 = (1.0, 1.0, 0.0, 0.0)
+
+gameobject Cube
+tag Untagged layer 0
+3.00000 -2.48280 2.00000
+0.00000 0.00000 0.00000 1.00000
+1.00000 1.00000 1.00000
+children 1
+  gameobject Cube
+  tag Untagged layer 0
+  -10.00000 6.00000 0.00000
+  0.00000 0.00000 0.00000 1.00000
+  1.00000 1.00000 1.00000
+  children 0
+  components 3
+    UnityEngine.MeshFilter 1
+      property sharedMesh builtinmesh UnityEngine.Mesh = Cube
+    UnityEngine.BoxCollider 4
+      property center primitive UnityEngine.Vector3 = (0.0, 0.0, 0.0)
+      property size primitive UnityEngine.Vector3 = (1.0, 1.0, 1.0)
+      property extents primitive UnityEngine.Vector3 = (0.5, 0.5, 0.5)
+      property isTrigger primitive System.Boolean = False
+    UnityEngine.MeshRenderer 5
+      property castShadows primitive System.Boolean = True
+      property receiveShadows primitive System.Boolean = True
+      property sharedMaterials array UnityEngine.Material[] = 1
+          asset UnityEngine.Material = Assets/Materials/CustomMaterial.mat, CustomMaterial, e9b851d350fc14be09ce3ba99babfe07
+      property lightmapIndex primitive System.Int32 = -1
+      property lightmapTilingOffset primitive UnityEngine.Vector4 = (1.0, 1.0, 0.0, 0.0)
+components 3
+  UnityEngine.MeshFilter 1
+    property sharedMesh builtinmesh UnityEngine.Mesh = Cube
+  UnityEngine.BoxCollider 4
+    property center primitive UnityEngine.Vector3 = (0.0, 0.0, 0.0)
+    property size primitive UnityEngine.Vector3 = (1.0, 1.0, 1.0)
+    property extents primitive UnityEngine.Vector3 = (0.5, 0.5, 0.5)
+    property isTrigger primitive System.Boolean = False
+  UnityEngine.MeshRenderer 5
+    property castShadows primitive System.Boolean = True
+    property receiveShadows primitive System.Boolean = True
+    property sharedMaterials array UnityEngine.Material[] = 1
+        builtinmaterial UnityEngine.Material = Default-Diffuse
+    property lightmapIndex primitive System.Int32 = -1
+    property lightmapTilingOffset primitive UnityEngine.Vector4 = (1.0, 1.0, 0.0, 0.0)
+
+gameobject Directional light
+tag Untagged layer 0
+740.81120 66.71914 1054.85100
+0.37889 0.00000 0.00000 0.92544
+1.00000 1.00000 1.00000
+children 0
+components 1
+  UnityEngine.Light 12
+    property type primitive UnityEngine.LightType = Directional
+    property color primitive UnityEngine.Color = (1.000, 1.000, 1.000, 1.000)
+    property intensity primitive System.Single = 0.5
+    property shadows primitive UnityEngine.LightShadows = None
+    property shadowStrength primitive System.Single = 0.8
+    property shadowConstantBias primitive System.Single = 0.07
+    property shadowObjectSizeBias primitive System.Single = 0.01
+    property attenuate primitive System.Boolean = True
+    property range primitive System.Single = 10
+    property spotAngle primitive System.Single = 30
+    property renderMode primitive UnityEngine.LightRenderMode = Auto
+    property cullingMask primitive System.Int32 = -1
+
+gameobject Links
+tag Untagged layer 0
+8.54124 9.88922 -6.45947
+0.00000 0.00000 0.00000 1.00000
+1.00000 1.00000 1.00000
+children 0
+components 1
+  TextSceneLinkTest 4
+    field materialList array UnityEngine.Material[] = 0
+    field prefabLink asset UnityEngine.GameObject = Assets/Prefabs/Capsules.prefab, Capsules, f0529f741bc2540eea3ec100e446c639
+    field colliderLink scenelink UnityEngine.BoxCollider = /Cube/Cube
+    field nextScene primitive System.String = scenedemo
+
+gameobject Main Camera
+tag MainCamera layer 0
+0.00000 1.00000 -10.00000
+0.00000 0.00000 0.00000 1.00000
+1.00000 1.00000 1.00000
+children 0
+components 3
+  UnityEngine.Camera 15
+    property fov primitive System.Single = 60
+    property near primitive System.Single = 0.3
+    property far primitive System.Single = 1000
+    property fieldOfView primitive System.Single = 60
+    property nearClipPlane primitive System.Single = 0.3
+    property farClipPlane primitive System.Single = 1000
+    property orthographicSize primitive System.Single = 100
+    property orthographic primitive System.Boolean = False
+    property isOrthoGraphic primitive System.Boolean = False
+    property depth primitive System.Single = -1
+    property cullingMask primitive System.Int32 = -1
+    property backgroundColor primitive UnityEngine.Color = (0.192, 0.302, 0.475, 0.020)
+    property rect primitive UnityEngine.Rect = (0.00, 0.00, 1.00, 1.00)
+    property clearFlags primitive UnityEngine.CameraClearFlags = Skybox
+    property depthTextureMode primitive UnityEngine.DepthTextureMode = None
+  UnityEngine.GUILayer 0
+  UnityEngine.AudioListener 1
+    property velocityUpdateMode primitive UnityEngine.AudioVelocityUpdateMode = Dynamic
+

Assets/Scenes/scenedemo.txt

@@ -97,12 +97,13 @@ tag Untagged layer 0
 1.00000 1.00000 1.00000
 children 0
 components 1
-  TextSceneLinkTest 5
+  TextSceneLinkTest 6
     field materialList array UnityEngine.Material[] = 0
     field goLink scenelink UnityEngine.GameObject = /spheres/UniqueName
     field transformLink scenelink UnityEngine.Transform = /Capsule/Capsule
     field prefabLink asset UnityEngine.GameObject = Assets/Prefabs/Capsules.prefab, Capsules, f0529f741bc2540eea3ec100e446c639
     field colliderLink scenelink UnityEngine.BoxCollider = /Cube/Cube
+    field nextScene primitive System.String = otherscenedemo
 
 gameobject Main Camera
 tag MainCamera layer 0

Assets/Scripts/Editor/TextScene/TextSceneMonitor.cs

@@ -220,6 +220,38 @@ private void Update()
 
 			if (saveAndReload.Length > 0 && saveAndReloadTimer <= 0)
 			{
+                ///FIXME: Unity sometimes puts a lock on the scenes we try to save, this is a CRUEL way to
+                ///get around it. This problem seems to be a lot more frequent on Windows than on MacOSX.
+                ///
+                ///Repro-steps: *Comment out the try/catch
+                ///             *Clean out tempscenes-folder.
+                ///             *Open up a scene (LEVEL1) from build settings, hit play
+                ///             *Answer "yes" to the dialog box whining about invalid build settings
+                ///             *Hit play again, once it has completed doing its stuff.
+                ///             *While playing, do something to make the game
+                ///              change to another level (LEVEL2).
+                ///             *Stop playing, you should now be back in the level where you
+                ///              hit play from.
+                ///             *Try to switch to the level you switched to in-game (LEVEL2).
+                ///             *You should, after the progress bar has completed, be prompted
+                ///              with an error saying Unity could not move file from Temp/Tempfile
+                ///             
+                try
+                {
+                    FileStream f = File.OpenWrite(saveAndReload);
+                    f.Close();
+                }
+                catch
+                {
+                    Debug.LogWarning("HACK: Getting around 'access denied' on temp files!");
+
+                    //HACK: This seems to make Unity release the file so we can try to save it in a new go.
+                    EditorApplication.OpenScene(saveAndReload);
+
+                    TextSceneDeserializer.Load(EditorHelper.GetProjectFolder() + TextScene.TempToTextSceneFile(EditorApplication.currentScene), saveAndReloadCallback);
+                    return;
+                }
+
 				EditorApplication.SaveScene(saveAndReload);
 				EditorApplication.OpenScene(saveAndReload);
 

Assets/Scripts/TextScene/TextSceneLinkTest.cs

@@ -1,16 +1,28 @@
-/// 
-///  Copyright (c) 2010 TerraVision AS
-///  See LICENSE file for licensing details
-///
-
-using UnityEngine;
-
-class TextSceneLinkTest : MonoBehaviour
-{
-    public Material[] materialList;
-    public GameObject goLink;
-    public Transform transformLink;
-    public GameObject prefabLink;
-    public BoxCollider colliderLink;
-}
-
+/// 
+///  Copyright (c) 2010 TerraVision AS
+///  See LICENSE file for licensing details
+///
+
+using UnityEngine;
+
+class TextSceneLinkTest : MonoBehaviour
+{
+    public Material[] materialList;
+    public GameObject goLink;
+    public Transform transformLink;
+    public GameObject prefabLink;
+    public BoxCollider colliderLink;
+
+    public string nextScene;
+
+    protected void OnGUI()
+    {
+        if (GUI.Button(new Rect(20.0f, 20.0f, 100.0f, 20.0f), "Change scene"))
+        {
+            if (nextScene != null && nextScene.Length > 0)
+                Application.LoadLevel(nextScene);
+            else
+                Application.LoadLevel(Application.loadedLevelName);
+        }
+    }
+}

Library/TextSceneBuildSettings.txt

@@ -1 +1,2 @@
 scene Assets/Scenes/scenedemo.txt
+scene Assets/Scenes/otherscenedemo.txt