Adding 3d checkerboard & 3d output from sphere dent

MaterialGraphProject/Assets/NewNodes/WIP/SphericalIndentationNode.cs

 				{
 					return new AnyNodeSlot[]
 					{
-							new AnyNodeSlot { slotId= 4,    name = "outUVs",   description = "Output UV texture coordinates", slotValueType = SlotValueType.Vector2, value = Vector4.zero  },
+							new AnyNodeSlot { slotId= 4,    name = "outUVs",   description = "Output UVW texture coordinates", slotValueType = SlotValueType.Vector3, value = Vector4.zero  },
 							new AnyNodeSlot { slotId= 5,    name = "outNormal", description = "Output Normal in tangent space", slotValueType = SlotValueType.Vector3, value = Vector4.zero  }
 					};
 				}
 						"float3 sphereCenter = float3(center, height);\n" +
 						"float3 edgeA = sphereCenter - cur;\n" +
 						"float a2 = dot(edgeA, edgeA);\n" +
-						"outUVs= inUVs;\n" +
+						"outUVs= float3(inUVs.xy, 0.0f);\n" +
                         "outNormal= float3(0.0f, 0.0f, 1.0f);\n" +
 						"if (a2 < radius2)\n" +
 						"{\n" +
 						"   float x = cosineR * a - sqrt(-a2 + radius2 + a2 * cosineR * cosineR);\n" +
 						"   float3 intersectedEdge = cur + tangentSpaceViewDirection * x;\n" +
                         "   outNormal= normalize(sphereCenter - intersectedEdge);\n" +
-						"   outUVs = intersectedEdge.xy;\n" +
+						"   outUVs = intersectedEdge.xyz;\n" +
 						"}\n";
 
 				}

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Drawing/Presenters/MaterialGraphPresenter.cs

             typeMapper[typeof(SphereWarpNode)] = typeof(AnyNodePresenter);          // anything derived from AnyNode should use the AnyNodePresenter
             typeMapper[typeof(SphericalIndentationNode)] = typeof(AnyNodePresenter);          // anything derived from AnyNode should use the AnyNodePresenter
             typeMapper[typeof(AACheckerboardNode)] = typeof(AnyNodePresenter);         // anything derived from AnyNode should use the AnyNodePresenter
+            typeMapper[typeof(AACheckerboard3dNode)] = typeof(AnyNodePresenter);         // anything derived from AnyNode should use the AnyNodePresenter
             typeMapper[typeof(SubGraphNode)] = typeof(SubgraphNodePresenter);
             typeMapper[typeof(RemapMasterNode)] = typeof(RemapMasterNodePresenter);
             typeMapper[typeof(MasterRemapInputNode)] = typeof(RemapInputNodePresenter);

MaterialGraphProject/Assets/NewNodes/WIP/AACheckerBoard3dNode.cs

+using UnityEngine.Graphing;
+
+namespace UnityEngine.MaterialGraph
+{
+    [Title("Procedural/AACheckerboard3d")]
+    public class AACheckerboard3dNode : AnyNode<AACheckerboard3dNode.Definition>
+    {
+        public class Definition : IAnyNodeDefinition
+        {
+            public string name { get { return "AACheckerboard3d"; } }
+
+            public AnyNodeProperty[] properties
+            {
+                get
+                {
+                    return new AnyNodeProperty[]
+                    {
+                           // slotId is the 'immutable' value we used to connect things
+                            new AnyNodeProperty { slotId= 0,    name = "inUVs",       description = "Input UVW coords",         propertyType = PropertyType.Vector3,    value = Vector4.zero,                       state = AnyNodePropertyState.Slot },
+                            new AnyNodeProperty { slotId= 1,    name = "A",           description = "color A",                  propertyType = PropertyType.Vector4,    value= new Vector4(0.2f, 0.2f, 0.2f, 0.2f), state = AnyNodePropertyState.Constant },
+                            new AnyNodeProperty { slotId= 2,    name = "B",           description = "color B",                  propertyType = PropertyType.Vector4,    value= new Vector4(0.7f, 0.7f, 0.7f, 0.7f), state = AnyNodePropertyState.Constant },
+                            new AnyNodeProperty { slotId= 3,    name = "aaTweak",     description = "AA Tweak",                 propertyType = PropertyType.Vector3,    value= new Vector4(0.05f, 3.0f, 0.0f, 0.0f),state = AnyNodePropertyState.Constant },
+                            new AnyNodeProperty { slotId= 4,    name = "frequency",   description = "Frequency",                propertyType = PropertyType.Vector3,    value = Vector4.one,                        state = AnyNodePropertyState.Constant },
+                    };
+                }
+            }
+
+            public AnyNodeSlot[] outputs
+            {
+                get
+                {
+                    return new AnyNodeSlot[]
+                    {
+                            new AnyNodeSlot { slotId= 5,    name = "outColor", description = "Output color", slotValueType = SlotValueType.Vector4, value = Vector4.zero  }
+                    };
+                }
+            }
+            public ShaderGlobal[] globals { get { return new ShaderGlobal[] { }; } }
+
+            public string hlsl
+            {
+                get
+                {
+                    return
+                        "float3 dx = ddx(inUVs);\n" +
+                        "float3 dy = ddy(inUVs);\n" +
+                        "float du=  sqrt(dx.x * dx.x + dy.x * dy.x);\n" +
+                        "float dv=  sqrt(dx.y * dx.y + dy.y * dy.y);\n" +
+                        "float dw=  sqrt(dx.z * dx.z + dy.z * dy.z);\n" +
+                        "float3 distance3 = 2.0f * abs(frac((inUVs.xyz + 0.5f) * frequency.xyz) - 0.5f) - 0.5f;\n" +
+                        "float3 scale = aaTweak.xxx / float3(du, dv, dw);\n" +
+                        "float3 blend_out = saturate((scale - aaTweak.zzz) / (aaTweak.yyy - aaTweak.zzz));\n" +
+                        "float3 vectorAlpha = clamp(distance3 * scale.xyz * blend_out.xyz, -1.0f, 1.0f);\n" +
+                        "float alpha = saturate(0.5f + 0.5f * vectorAlpha.x * vectorAlpha.y * vectorAlpha.z);\n" +
+                        "outColor= lerp(A, B, alpha.xxxx);";
+                }
+            }
+        }
+    }
+}
+

MaterialGraphProject/Assets/NewNodes/WIP/AACheckerBoard3dNode.cs.meta

+fileFormatVersion: 2
+guid: 7ed58c9badcb30d4e8c5ad54d3f33134
+timeCreated: 1495756788
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: