Updated Debug views, Smoothness, Tangents space normal, gamma correction

ScriptableRenderPipeline/LightweightPipeline/LWRP/Data/LightweightPipelineAsset.cs

         Albedo,
         Normals,
         Metallness,
-        Roughness,
-        All
+        Smoothness
     };
 
     public class LightweightPipelineAsset : RenderPipelineAsset

ScriptableRenderPipeline/LightweightPipeline/LWRP/LightweightPipeline.cs

                     context.ExecuteCommandBuffer(setRT);
                 }
 
-                //TODO: Editor only?
                 if(!LightweightUtils.HasFlag(frameRenderingConfiguration, FrameRenderingConfiguration.DebugView))
                     ForwardPass(visibleLights, frameRenderingConfiguration, ref context, ref lightData, stereoEnabled);
                 else
                 case DebugViewMode.Normals:
                     LightweightShaderUtils.SetDebugMode(cmd, DebugViewKeyword.NORMALS);
                     break;
-                case DebugViewMode.Roughness:
-                    LightweightShaderUtils.SetDebugMode(cmd, DebugViewKeyword.ROUGHNESS);
+                case DebugViewMode.Smoothness:
+                    LightweightShaderUtils.SetDebugMode(cmd, DebugViewKeyword.SMOOTHNESS);
                     break;
             }
             context.ExecuteCommandBuffer(cmd);

ScriptableRenderPipeline/LightweightPipeline/LWRP/LightweightShaderUtils.cs

         ALBEDO,
         METALNESS,
         NORMALS,
-        ROUGHNESS,
+        SMOOTHNESS,
 
         NUM_VIEWS
     }
             "_DEBUG_ALBEDO",
             "_DEBUG_METALNESS",
             "_DEBUG_NORMALS",
-            "_DEBUG_ROUGHNESS"
+            "_DEBUG_SMOOTHNESS"
         };
 
         public static string GetShaderPath(ShaderPathID id)

ScriptableRenderPipeline/LightweightPipeline/LWRP/ShaderLibrary/LightweightPassLit.hlsl

 #elif defined(_DEBUG_METALNESS)
     debug = surfaceData.metallic;
 #elif defined(_DEBUG_NORMALS)
-    debug = inputData.normalWS;
-#elif defined(_DEBUG_ROUGHNESS)
-    debug = 1.0 - surfaceData.smoothness;
+    debug = sqrt(surfaceData.normalTS);
+#elif defined(_DEBUG_SMOOTHNESS)
+    debug = surfaceData.smoothness;
 #endif
     return half4(debug, 1);
 }

ScriptableRenderPipeline/LightweightPipeline/LWRP/Shaders/LightweightStandard.shader

             // GPU Instancing
             #pragma multi_compile_instancing
 
-            #pragma multi_compile _ _DEBUG_ALBEDO _DEBUG_METALNESS _DEBUG_NORMALS _DEBUG_ROUGHNESS
+            #pragma multi_compile _ _DEBUG_ALBEDO _DEBUG_METALNESS _DEBUG_NORMALS _DEBUG_SMOOTHNESS
 
             #pragma vertex   LitPassVertex
             #pragma fragment DebugPassFragment

ScriptableRenderPipeline/LightweightPipeline/LWRP/Shaders/Subsurface/LightweightSubsurface.shader

             // GPU Instancing
             #pragma multi_compile_instancing
 
-            #pragma multi_compile _ _DEBUG_ALBEDO _DEBUG_METALNESS _DEBUG_NORMALS _DEBUG_ROUGHNESS
+            #pragma multi_compile _ _DEBUG_ALBEDO _DEBUG_METALNESS _DEBUG_NORMALS _DEBUG_SMOOTHNESS
 
             #pragma vertex   LitPassVertex
             #pragma fragment DebugPassFragment