Fixed SpatialMesh disapearing when AllowMeshVisualizationControl enabled on TapToPlace and Draw Visual Meshes enabled

Author: dannycarrera

Assets/HoloToolkit/Input/Scripts/Interactions/TapToPlace.cs

@@ -41,6 +41,8 @@ public class TapToPlace : MonoBehaviour, IInputClickHandler
         [Tooltip("Setting this to true will allow this behavior to control the DrawMesh property on the spatial mapping.")]
         public bool AllowMeshVisualizationControl = true;
 
+        private bool initialMeshVisualizationSetting = false;
+
         private Interpolator interpolator;
 
         /// <summary>
@@ -58,6 +60,12 @@ protected virtual void Start()
                 PlaceParentOnTap = ParentGameObjectToPlace != null;
             }
 
+            if (SpatialMappingManager.Instance != null && AllowMeshVisualizationControl)
+            {
+                initialMeshVisualizationSetting = SpatialMappingManager.Instance.DrawVisualMeshes;
+            }
+            
+
             interpolator = EnsureInterpolator();
 
             if (IsBeingPlaced)
@@ -177,9 +185,9 @@ private void RemoveWorldAnchor()
         /// </summary>
         private void ToggleSpatialMesh()
         {
-            if (SpatialMappingManager.Instance != null)
+            if (SpatialMappingManager.Instance != null && initialMeshVisualizationSetting == false && AllowMeshVisualizationControl)
             {
-                SpatialMappingManager.Instance.DrawVisualMeshes = IsBeingPlaced && AllowMeshVisualizationControl;
+                SpatialMappingManager.Instance.DrawVisualMeshes = IsBeingPlaced;
             }
         }