[core] Read style's transition from parser

2 files changed, 3 insertions, 3 deletions

diff --git a/src/mbgl/style/parser.hpp b/src/mbgl/style/parser.hpp
index 401b5ff513..ec7be038fb 100644
--- a/src/mbgl/style/parser.hpp
+++ b/src/mbgl/style/parser.hpp
@@ -4,6 +4,7 @@
 #include <mbgl/style/source.hpp>
 #include <mbgl/style/light.hpp>
 
+#include <mbgl/util/constants.hpp>
 #include <mbgl/util/rapidjson.hpp>
 #include <mbgl/util/font_stack.hpp>
 #include <mbgl/util/geo.hpp>
@@ -32,7 +33,7 @@ public:
     std::vector<std::unique_ptr<Source>> sources;
     std::vector<std::unique_ptr<Layer>> layers;
 
-    TransitionOptions transition;
+    TransitionOptions transition { { util::DEFAULT_TRANSITION_DURATION } };
     Light light;
 
     std::string name;
diff --git a/src/mbgl/style/style_impl.cpp b/src/mbgl/style/style_impl.cpp
index 0c7f924917..5c9edc789f 100644
--- a/src/mbgl/style/style_impl.cpp
+++ b/src/mbgl/style/style_impl.cpp
@@ -92,8 +92,7 @@ void Style::Impl::parse(const std::string& json_) {
     layers.clear();
     images.clear();
 
-    transitionOptions = {};
-    transitionOptions.duration = util::DEFAULT_TRANSITION_DURATION;
+    transitionOptions = parser.transition;
 
     for (auto& source : parser.sources) {
         addSource(std::move(source));