Rename Texture2D and Cubemap nodes

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Data/Nodes/Input/Texture/CubemapNode.cs

 
 namespace UnityEditor.ShaderGraph
 {
-    [Title("Input", "Texture", "Cubemap")]
-    public class CubemapNode : AbstractMaterialNode, IGeneratesBodyCode, IMayRequireViewDirection, IMayRequireNormal
+    [Title("Input", "Texture", "Sample Cubemap")]
+    public class SampleCubemapNode : AbstractMaterialNode, IGeneratesBodyCode, IMayRequireViewDirection, IMayRequireNormal
     {
         public const int OutputSlotId = 0;
         public const int CubemapInputId = 1;
 
         public override bool hasPreview { get { return true; } }
 
-        public CubemapNode()
+        public SampleCubemapNode()
-            name = "Cubemap";
+            name = "Sample Cubemap";
             UpdateNodeAfterDeserialization();
         }
 

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Data/Nodes/Input/Texture/Texture2DNode.cs

         Normal
     };
 
-    [Title("Input", "Texture", "Texture 2D")]
-    public class Texture2DNode : AbstractMaterialNode, IGeneratesBodyCode, IMayRequireMeshUV
+    [Title("Input", "Texture", "Sample Texture 2D")]
+    public class SampleTexture2DNode : AbstractMaterialNode, IGeneratesBodyCode, IMayRequireMeshUV
     {
         public const int OutputSlotRGBAId = 0;
         public const int OutputSlotRId = 4;
 
         public override bool hasPreview { get { return true; } }
 
-        public Texture2DNode()
+        public SampleTexture2DNode()
-            name = "Texture 2D";
+            name = "Sample Texture 2D";
             UpdateNodeAfterDeserialization();
         }
 

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Drawing/Manipulators/GraphDropTarget.cs

                         isNormalMap = importer.textureType == TextureImporterType.NormalMap;
                 }
 
-                var node = new Texture2DNode();
+                var node = new SampleTexture2DNode();
                 if (isNormalMap)
                     node.textureType = TextureType.Normal;
 
                 m_Graph.AddNode(node);
-                var inputslot = node.FindSlot<Texture2DInputMaterialSlot>(Texture2DNode.TextureInputId);
+                var inputslot = node.FindSlot<Texture2DInputMaterialSlot>(SampleTexture2DNode.TextureInputId);
                 if (inputslot != null)
                     inputslot.texture = texture2D;
             }
                 m_Graph.owner.RegisterCompleteObjectUndo("Drag Cubemap");
                 var property = new CubemapShaderProperty { displayName = cubemap.name, value = { cubemap = cubemap } };
                 m_Graph.AddShaderProperty(property);
-                var node = new CubemapNode();
+                var node = new SampleCubemapNode();
-                var inputslot = node.FindSlot<CubemapInputMaterialSlot>(CubemapNode.CubemapInputId);
+                var inputslot = node.FindSlot<CubemapInputMaterialSlot>(SampleCubemapNode.CubemapInputId);
                 if (inputslot != null)
                     inputslot.cubemap = cubemap;
             }