From e387c889208f145cb1fcb95702422c32a16815e3 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sat, 2 Dec 2017 17:17:43 +0100
Subject: [PATCH] fixes #0002745: The Disappearing Grid

---
 src/Mod/Part/Gui/ViewProvider2DObject.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Mod/Part/Gui/ViewProvider2DObject.cpp b/src/Mod/Part/Gui/ViewProvider2DObject.cpp
index 0789cc7d8c..f5b6a2e4b7 100644
--- a/src/Mod/Part/Gui/ViewProvider2DObject.cpp
+++ b/src/Mod/Part/Gui/ViewProvider2DObject.cpp
@@ -26,6 +26,7 @@
 #ifndef _PreComp_
 # include <Standard_math.hxx>
 # include <Inventor/nodes/SoBaseColor.h>
+# include <Inventor/nodes/SoDepthBuffer.h>
 # include <Inventor/nodes/SoDrawStyle.h>
 # include <Inventor/nodes/SoMaterial.h>
 # include <Inventor/nodes/SoLineSet.h>
@@ -69,6 +70,7 @@ ViewProvider2DObject::ViewProvider2DObject()
 
     GridRoot = new SoSeparator();
     GridRoot->ref();
+    GridRoot->setName("GridRoot");
     MinX = MinY = -100;
     MaxX = MaxY = 100;
     GridStyle.setEnums(GridStyleEnums);
@@ -147,6 +149,10 @@ SoSeparator* ViewProvider2DObject::createGrid(void)
     carpet->vertexProperty = vts;
     parent->addChild(carpet);*/
 
+    SoDepthBuffer *depth = new SoDepthBuffer;
+    depth->function = SoDepthBuffer::ALWAYS;
+    parent->addChild(depth);
+
     // gridlines
     mycolor = new SoBaseColor;
     mycolor->rgb.setValue(0.7f, 0.7f ,0.7f);