expose api for recreating renderer

2 files changed, 6 insertions, 0 deletions

diff --git a/platform/default/include/mbgl/gfx/headless_frontend.hpp b/platform/default/include/mbgl/gfx/headless_frontend.hpp
index 8a98b4112d..ceb6758ecc 100644
--- a/platform/default/include/mbgl/gfx/headless_frontend.hpp
+++ b/platform/default/include/mbgl/gfx/headless_frontend.hpp
@@ -35,6 +35,7 @@ public:
     ~HeadlessFrontend() override;
 
     void reset() override;
+    void recreate() override;
     void update(std::shared_ptr<UpdateParameters>) override;
     void setObserver(RendererObserver&) override;
 
diff --git a/platform/default/src/mbgl/gfx/headless_frontend.cpp b/platform/default/src/mbgl/gfx/headless_frontend.cpp
index 996006bfe2..ded4165287 100644
--- a/platform/default/src/mbgl/gfx/headless_frontend.cpp
+++ b/platform/default/src/mbgl/gfx/headless_frontend.cpp
@@ -49,6 +49,11 @@ HeadlessFrontend::HeadlessFrontend(Size size_,
 
 HeadlessFrontend::~HeadlessFrontend() = default;
 
+void HeadlessFrontend::recreate() {
+    assert(renderer);
+    renderer = std::make_unique<Renderer>(*getBackend(), pixelRatio, optional<std::string>());
+}
+
 void HeadlessFrontend::reset() {
     assert(renderer);
     renderer.reset();