Tank v3

- Normals outside direction
- Metal Textures

To do:
Glass Material
Liquid

Assets/Materials/Gray_marble_pxr128.mat

@@ -9,12 +9,13 @@ Material:
   m_PrefabAsset: {fileID: 0}
   m_Name: Gray_marble_pxr128
   m_Shader: {fileID: 46, guid: 0000000000000000f000000000000000, type: 0}
-  m_ShaderKeywords: _METALLICGLOSSMAP
+  m_ShaderKeywords: _ALPHAPREMULTIPLY_ON _METALLICGLOSSMAP
   m_LightmapFlags: 4
   m_EnableInstancingVariants: 0
   m_DoubleSidedGI: 0
-  m_CustomRenderQueue: -1
-  stringTagMap: {}
+  m_CustomRenderQueue: 3000
+  stringTagMap:
+    RenderType: Transparent
   disabledShaderPasses: []
   m_SavedProperties:
     serializedVersion: 3
@@ -55,24 +56,23 @@ Material:
         m_Texture: {fileID: 0}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
-    m_Ints: []
     m_Floats:
     - _BumpScale: 1
     - _Cutoff: 0.5
     - _DetailNormalMapScale: 1
-    - _DstBlend: 0
-    - _GlossMapScale: 0.901
+    - _DstBlend: 10
+    - _GlossMapScale: 0.226
     - _Glossiness: 0.698
     - _GlossyReflections: 1
     - _Metallic: 0
-    - _Mode: 0
+    - _Mode: 3
     - _OcclusionStrength: 1
     - _Parallax: 0.08
     - _SmoothnessTextureChannel: 0
     - _SpecularHighlights: 1
     - _SrcBlend: 1
     - _UVSec: 0
-    - _ZWrite: 1
+    - _ZWrite: 0
     m_Colors:
     - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}