From f2668eae4e25a10bc854f369019fc0fe7ee993ae Mon Sep 17 00:00:00 2001
From: sigurdp <sigurd.pettersen@ceetronsolutions.com>
Date: Tue, 15 Jan 2019 15:13:45 +0100
Subject: [PATCH] HoloLens: Export of cull face mode to JSON

---
 .../HoloLensCommands/VdeVizDataExtractor.cpp         | 12 ++++++++++++
 .../Commands/HoloLensCommands/VdeVizDataExtractor.h  |  1 +
 2 files changed, 13 insertions(+)

diff --git a/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.cpp b/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.cpp
index 122dff2b11..459ff9e31a 100644
--- a/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.cpp
+++ b/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.cpp
@@ -303,6 +303,13 @@ std::unique_ptr<VdeMesh> VdeVizDataExtractor::createMeshFromExportPart(const Vde
     mesh->color = exportPart.color();
     mesh->opacity = exportPart.opacity();
 
+    if (exportPart.cullFace() != VdeExportPart::CF_NONE)
+    {
+        if      (exportPart.cullFace() == VdeExportPart::CF_FRONT)  mesh->cullFaceModeStr = "front";
+        else if (exportPart.cullFace() == VdeExportPart::CF_BACK)   mesh->cullFaceModeStr = "back";
+        else                                                        mesh->cullFaceModeStr = "none";
+    }
+
     //cvf::Trace::show("createMeshFromExportPart(): numFaces=%d, time=%dms", faceCount, static_cast<int>(tim.time()*1000));
 
     return mesh;
@@ -345,6 +352,11 @@ QString VdeVizDataExtractor::createModelMetaJsonString(const std::vector<std::un
 
         jsonMeshMeta["opacity"] = mesh->opacity;
 
+        if (!mesh->cullFaceModeStr.isEmpty())
+        {
+            jsonMeshMeta["cullFaceMode"] = mesh->cullFaceModeStr;
+        }
+
         jsonMeshMetaList.push_back(jsonMeshMeta);
     }
 
diff --git a/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.h b/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.h
index f4f2c81711..9acf5cefc3 100644
--- a/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.h
+++ b/ApplicationCode/Commands/HoloLensCommands/VdeVizDataExtractor.h
@@ -48,6 +48,7 @@ struct VdeMesh
 
     cvf::Color3f                    color;
     float                           opacity;
+    QString                         cullFaceModeStr;   // front, back or none (or empty)
 
     int                             verticesPerPrimitive;
     cvf::cref<cvf::Vec3fArray>      vertexArr;