Boolean node and type (part 2)

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Data/Graphs/PreviewProperty.cs

                 block.SetVector(name, m_Data.vector4Value);
             else if (propType == PropertyType.Float)
                 block.SetFloat(name, m_Data.floatValue);
+            else if (propType == PropertyType.Boolean)
+                block.SetFloat(name, m_Data.booleanValue ? 1 : 0);
         }
     }
 

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Data/Nodes/Input/PropertyNode.cs

                 AddSlot(new CubemapMaterialSlot(OutputSlotId, "Out", "Out", SlotType.Output));
                 RemoveSlotsNameNotMatching(new[] { OutputSlotId });
             }
+            else if (property is BooleanShaderProperty)
+            {
+                AddSlot(new BooleanMaterialSlot(OutputSlotId, "Out", "Out", SlotType.Output, false));
+                RemoveSlotsNameNotMatching(new[] { OutputSlotId });
+            }
         }
 
         public void GenerateNodeCode(ShaderGenerator visitor, GenerationMode generationMode)
             else if (property is ColorShaderProperty)
             {
                 var result = string.Format("{0}4 {1} = {2};"
+                        , precision
+                        , GetVariableNameForSlot(OutputSlotId)
+                        , property.referenceName);
+                visitor.AddShaderChunk(result, true);
+            }
+            else if (property is BooleanShaderProperty)
+            {
+                var result = string.Format("{0} {1} = {2};"
                         , precision
                         , GetVariableNameForSlot(OutputSlotId)
                         , property.referenceName);