ENH: Function objects - runTimePostProcessing - updated and exposed culling options

src/runTimePostProcessing/surface.C

@@ -115,11 +115,15 @@ void Foam::functionObjects::runTimePostPro::surface::setRepresentation
         case rtGlyph:
         case rtSurface:
         {
+            actor->GetProperty()->SetBackfaceCulling(backFaceCulling_);
+            actor->GetProperty()->SetFrontfaceCulling(frontFaceCulling_);
             actor->GetProperty()->SetRepresentationToSurface();
             break;
         }
         case rtSurfaceWithEdges:
         {
+            actor->GetProperty()->SetBackfaceCulling(backFaceCulling_);
+            actor->GetProperty()->SetFrontfaceCulling(frontFaceCulling_);
             actor->GetProperty()->SetRepresentationToSurface();
             actor->GetProperty()->EdgeVisibilityOn();
             break;
@@ -207,6 +211,8 @@ Foam::functionObjects::runTimePostPro::surface::surface
         representationTypeNames.get("representation", dict)
     ),
     featureEdges_(dict.getOrDefault("featureEdges", false)),
+    backFaceCulling_(dict.getOrDefault("backFaceCulling", false)),
+    frontFaceCulling_(dict.getOrDefault("frontFaceCulling", true)),
     surfaceColour_(nullptr),
     edgeColour_(nullptr),
     surfaceActor_(),

src/runTimePostProcessing/surface.H

@@ -38,6 +38,8 @@ Description
         edgeColour    | Override edge colour                | no  |
         featureEdges  | Display surface feature edges       | no  | false
         maxGlyphLength | Limit for glyph representation     | yes | 0
+        backFaceCulling | Cull back face                    | no  | false
+        frontFaceCulling | Cull front face                  | no  | true
     \endtable
 
 SourceFiles
@@ -168,6 +170,12 @@ protected:
         //- Activate feature edges
         bool featureEdges_;
 
+        //- Back face culling option; default = off
+        bool backFaceCulling_;
+
+        //- Front face culling option; default = on
+        bool frontFaceCulling_;
+
         //- Surface colour
         autoPtr<Function1<vector>> surfaceColour_;