Updated a bunch of the model again.

Assets/Materials/CorrugatedRoof.mat

@@ -12,7 +12,9 @@ Material:
   m_Parent: {fileID: 0}
   m_ModifiedSerializedProperties: 0
   m_ValidKeywords:
+  - _DETAIL_MULX2
   - _METALLICGLOSSMAP
+  - _NORMALMAP
   m_InvalidKeywords:
   - _ENABLE_GEOMETRIC_SPECULAR_AA
   m_LightmapFlags: 4
@@ -31,14 +33,14 @@ Material:
         m_Offset: {x: 0, y: 0}
     - _DetailAlbedoMap:
         m_Texture: {fileID: 0}
-        m_Scale: {x: 1, y: 1}
+        m_Scale: {x: 60, y: 60}
         m_Offset: {x: 0, y: 0}
     - _DetailMask:
         m_Texture: {fileID: 0}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _DetailNormalMap:
-        m_Texture: {fileID: 0}
+        m_Texture: {fileID: 2800000, guid: 2476a3da590a0554a852d3f60f415984, type: 3}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _EmissionMap:
@@ -71,7 +73,7 @@ Material:
     - _BumpScale: 1
     - _ColorMask: 15
     - _Cutoff: 0.5
-    - _DetailNormalMapScale: 1
+    - _DetailNormalMapScale: 0.5
     - _DstBlend: 0
     - _EnableGeometricSpecularAA: 1
     - _GlossMapScale: 1
@@ -98,7 +100,7 @@ Material:
     - _UseUIAlphaClip: 0
     - _ZWrite: 1
     m_Colors:
-    - _Color: {r: 0.6698113, g: 0.6698113, b: 0.6698113, a: 1}
+    - _Color: {r: 0.6603774, g: 0.6603774, b: 0.6603774, a: 1}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
     - _SpecColor: {r: 1, g: 1, b: 1, a: 1}
   m_BuildTextureStacks: []

Assets/Materials/OxidizedBrass.mat

@@ -0,0 +1,104 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 8
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: OxidizedBrass
+  m_Shader: {fileID: 46, guid: 0000000000000000f000000000000000, type: 0}
+  m_Parent: {fileID: 0}
+  m_ModifiedSerializedProperties: 0
+  m_ValidKeywords:
+  - _METALLICGLOSSMAP
+  m_InvalidKeywords:
+  - _ENABLE_GEOMETRIC_SPECULAR_AA
+  m_LightmapFlags: 4
+  m_EnableInstancingVariants: 1
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  disabledShaderPasses: []
+  m_LockedProperties: 
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs:
+    - _BumpMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailAlbedoMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailMask:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailNormalMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _EmissionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _MainTex:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _MetallicGlossMap:
+        m_Texture: {fileID: 2800000, guid: fbd9d29ee5b685f41ae20b1c56e62fa4, type: 3}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _OcclusionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _ParallaxMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _SpecGlossMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    m_Ints: []
+    m_Floats:
+    - _Bicubic: 0
+    - _BumpScale: 1
+    - _ColorMask: 15
+    - _Cutoff: 0.5
+    - _DetailNormalMapScale: 1
+    - _DstBlend: 0
+    - _EnableGeometricSpecularAA: 1
+    - _GlossMapScale: 0.64
+    - _Glossiness: 0.87
+    - _GlossyReflections: 1
+    - _LightmapType: 0
+    - _Metallic: 1
+    - _Mode: 0
+    - _OcclusionStrength: 1
+    - _Parallax: 0.0055
+    - _Shininess: 0.078125
+    - _SmoothnessTextureChannel: 0
+    - _SpecularAAScreenSpaceVariance: 0.1
+    - _SpecularAAThreshold: 0.2
+    - _SpecularHighlights: 1
+    - _SrcBlend: 1
+    - _Stencil: 0
+    - _StencilComp: 8
+    - _StencilOp: 0
+    - _StencilReadMask: 255
+    - _StencilWriteMask: 255
+    - _StereoEnabled: 0
+    - _UVSec: 0
+    - _UseUIAlphaClip: 0
+    - _ZWrite: 1
+    m_Colors:
+    - _Color: {r: 0.7830189, g: 0.6344454, b: 0.2474635, a: 1}
+    - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
+    - _SpecColor: {r: 1, g: 1, b: 1, a: 1}
+  m_BuildTextureStacks: []

Assets/Materials/OxidizedBrass.mat.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 3321471bfc5fcc74e9914680bd3cfde4
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 2100000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Materials/StablePosts.mat

@@ -9,14 +9,14 @@ Material:
   m_PrefabAsset: {fileID: 0}
   m_Name: StablePosts
   m_Shader: {fileID: 46, guid: 0000000000000000f000000000000000, type: 0}
-  m_Parent: {fileID: 2100000, guid: 4297fe7c70c07424c87820767985460e, type: 2}
+  m_Parent: {fileID: 0}
   m_ModifiedSerializedProperties: 0
   m_ValidKeywords:
   - _NORMALMAP
   - _SMOOTHNESS_TEXTURE_ALBEDO_CHANNEL_A
   m_InvalidKeywords: []
   m_LightmapFlags: 4
-  m_EnableInstancingVariants: 0
+  m_EnableInstancingVariants: 1
   m_DoubleSidedGI: 0
   m_CustomRenderQueue: -1
   stringTagMap: {}
@@ -29,17 +29,74 @@ Material:
         m_Texture: {fileID: 2800000, guid: 0bec914d7dacf5a4a9b713292586cca0, type: 3}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
+    - _DetailAlbedoMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailMask:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailNormalMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _EmissionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
     - _MainTex:
         m_Texture: {fileID: 2800000, guid: 448d3d87ccf9779479bdb1ec2740b60e, type: 3}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
+    - _MetallicGlossMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
     - _OcclusionMap:
         m_Texture: {fileID: 2800000, guid: 65e57291e9eccce4dbff18a6476ebcf5, type: 3}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
+    - _ParallaxMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _SpecGlossMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
     m_Ints: []
     m_Floats:
+    - _Bicubic: 0
     - _BumpScale: 1
+    - _ColorMask: 15
+    - _Cutoff: 0.5
+    - _DetailNormalMapScale: 1
+    - _DstBlend: 0
+    - _EnableGeometricSpecularAA: 0
+    - _GlossMapScale: 0
+    - _Glossiness: 0
+    - _GlossyReflections: 1
+    - _LightmapType: 0
+    - _Metallic: 0
+    - _Mode: 0
+    - _OcclusionStrength: 1
     - _Parallax: 0.02
-    m_Colors: []
+    - _SmoothnessTextureChannel: 1
+    - _SpecularAAScreenSpaceVariance: 0.1
+    - _SpecularAAThreshold: 0.2
+    - _SpecularHighlights: 1
+    - _SrcBlend: 1
+    - _Stencil: 0
+    - _StencilComp: 8
+    - _StencilOp: 0
+    - _StencilReadMask: 255
+    - _StencilWriteMask: 255
+    - _UVSec: 0
+    - _UseUIAlphaClip: 0
+    - _ZWrite: 1
+    m_Colors:
+    - _Color: {r: 1, g: 1, b: 1, a: 1}
+    - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
+    - _SpecColor: {r: 0.19999996, g: 0.19999996, b: 0.19999996, a: 1}
   m_BuildTextureStacks: []