From 221c1df32ed9cd9b880a161ead113dd1ec1bd059 Mon Sep 17 00:00:00 2001
From: vcloarec <vcloarec@gmail.com>
Date: Tue, 7 Apr 2020 23:08:15 -0400
Subject: [PATCH] [MESH] fix default active dataset group

---
 src/core/mesh/qgsmeshrenderersettings.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/mesh/qgsmeshrenderersettings.h b/src/core/mesh/qgsmeshrenderersettings.h
index 9a3cda3b65a3..a18cf80083e1 100644
--- a/src/core/mesh/qgsmeshrenderersettings.h
+++ b/src/core/mesh/qgsmeshrenderersettings.h
@@ -688,10 +688,10 @@ class CORE_EXPORT QgsMeshRendererSettings
     QHash<int, QgsMeshRendererVectorSettings> mRendererVectorSettings;  //!< Per-group vector settings
 
     //! index of active scalar dataset group
-    int mActiveScalarDatasetGroup;
+    int mActiveScalarDatasetGroup = -1;
 
     //! index of active vector dataset group
-    int mActiveVectorDatasetGroup;
+    int mActiveVectorDatasetGroup = -1;
 
     //! Averaging method to get 2D datasets from 3D stacked mesh datasets
     std::shared_ptr<QgsMesh3dAveragingMethod> mAveragingMethod;