Make fog work.

Author: Santarh

Assets/VRMShaders/VRM10/MToon10/Resources/VRM10/vrmc_materials_mtoon_attribute.hlsl

@@ -25,8 +25,8 @@ struct Varyings
     half4 tangentWS : TEXCOORD3;
 #endif
     float3 viewDirWS : TEXCOORD4;
-    UNITY_FOG_COORDS(6)
-    UNITY_LIGHTING_COORDS(7,8)
+    UNITY_FOG_COORDS(5)
+    UNITY_LIGHTING_COORDS(6,7)
     float4 pos : SV_POSITION; // UnityCG macro specified name. Accurately "positionCS"
     UNITY_VERTEX_INPUT_INSTANCE_ID
     UNITY_VERTEX_OUTPUT_STEREO
@@ -38,4 +38,4 @@ struct FragmentInput
     MTOON_FRONT_FACE_TYPE facing : MTOON_FRONT_FACE_SEMANTIC;
 };
 
-#endif
+#endif

Assets/VRMShaders/VRM10/MToon10/Resources/VRM10/vrmc_materials_mtoon_forward_fragment.hlsl

@@ -43,11 +43,12 @@ half4 MToonFragment(const FragmentInput fragmentInput) : SV_Target
     mtoonInput.viewDirWS = normalize(input.viewDirWS);
     mtoonInput.litColor = litColor.rgb;
     mtoonInput.alpha = alpha;
-    const half4 col = GetMToonLighting(unityLighting, mtoonInput);
+    half4 col = GetMToonLighting(unityLighting, mtoonInput);
 
-    UNITY_APPLY_FOG(i.fogCoord, col);
+    // Apply Fog
+    UNITY_APPLY_FOG(fragmentInput.varyings.fogCoord, col);
 
     return col;
 }
 
-#endif
+#endif

Assets/VRMShaders/VRM10/MToon10/Resources/VRM10/vrmc_materials_mtoon_forward_vertex.hlsl

@@ -41,10 +41,10 @@ Varyings MToonVertex(const Attributes v) // v is UnityCG macro specified name.
     output.tangentWS = half4(UnityObjectToWorldDir(v.tangentOS), tangentSign);
 #endif
 
-    UNITY_TRANSFER_FOG(output, output.positionWS);
+    UNITY_TRANSFER_FOG(output, output.pos);
     UNITY_TRANSFER_LIGHTING(output, v.texcoord1.xy);
 
     return output;
 }
 
-#endif
+#endif