升级

web_server/app/render_2D/Gallery_Scene2D.cpp

@@ -61,6 +61,14 @@ std::string_view mode_id(Gallery_Frame_Mode mode) {
     return "low_latency";
 }
 
+Gallery_Frame_Mode strategy_mode(const Frame_Control_Strategy_Base& strategy) {
+    if (dynamic_cast<const Manual_Render_Scene_2D_Strategy*>(&strategy))
+        return Gallery_Frame_Mode::Manual;
+    if (dynamic_cast<const Playback_Render_Scene_2D_Strategy*>(&strategy))
+        return Gallery_Frame_Mode::Playback;
+    return Gallery_Frame_Mode::Low_Latency;
+}
+
 Time_Of_Day current_time_of_day() {
     constexpr std::int64_t day_ms = 24LL * 60LL * 60LL * 1000LL;
     const auto now = std::chrono::duration_cast<std::chrono::milliseconds>(
@@ -72,8 +80,8 @@ Time_Of_Day current_time_of_day() {
 class Gallery_Scene2D final : public Gallery_Scene_Interface {
 public:
     Gallery_Scene2D(std::string case_id, Gallery_Frame_Mode mode)
-        : case_id_(std::move(case_id)), mode_(mode) {
-        rebuild();
+        : case_id_(std::move(case_id)) {
+        rebuild(mode);
     }
 
     ~Gallery_Scene2D() override {
@@ -90,7 +98,9 @@ public:
                  gallery_performance_capture_json(*scene_)}};
     }
 
-    Gallery_Frame_Mode frame_mode() const noexcept override { return mode_; }
+    Gallery_Frame_Mode frame_mode() const noexcept override {
+        return strategy_mode(*scene_->frame_control_strategy());
+    }
     void reset_monitoring() override { render_count_ = 0; }
 
     void set_client_metrics(Gallery_Client_Performance metrics) noexcept override {
@@ -119,8 +129,9 @@ public:
     void resize(int width, int height) override {
         const Size requested{std::max(1, width), std::max(1, height)};
         if (requested == viewport_) return;
+        const auto mode = frame_mode();
         viewport_ = requested;
-        rebuild();
+        rebuild(mode);
     }
 
     void dispatch(const Gallery_Input_Event& event) override {
@@ -178,7 +189,6 @@ public:
                 });
             if (operation.wait() != Scene_Edit_Error::none)
                 return "frame strategy replacement rejected";
-            mode_ = next;
             return "frame strategy replaced";
         }
         if (request.id == "capture_next_frame") {
@@ -202,7 +212,7 @@ public:
     std::string telemetry_json() const override {
         const auto observer = scene_->observer();
         auto kernel_observer = observer_json(observer);
-        kernel_observer["mode"] = mode_id(mode_);
+        kernel_observer["mode"] = mode_id(frame_mode());
         kernel_observer["event"] = "render_completed";
         kernel_observer["limit"] = "none";
         return nlohmann::json{
@@ -222,12 +232,12 @@ private:
             .build(std::forward<Arguments>(arguments)...);
     }
 
-    void rebuild() {
+    void rebuild(Gallery_Frame_Mode mode) {
         Render_Scene_2D::State scene_state;
         scene_state.viewport = viewport_;
         scene_state.background = Color{3, 8, 14, 255};
         scene_ = Render_Scene_2D::Builder{scene_state}.build(
-            make_strategy(mode_));
+            make_strategy(mode));
 
         {
         auto attach = scene_->attach_builder();
@@ -430,7 +440,6 @@ private:
     }
 
     std::string case_id_;
-    Gallery_Frame_Mode mode_;
     Size viewport_{560, 320};
     std::unique_ptr<Render_Scene_2D> scene_;
     renderive_Owner<Frequency_Axis> frequency_axis_;