删除realtime 的一个组件

render_3D/render_3D/Point_Scene.cpp

@@ -72,21 +72,23 @@ struct Point_Scene::Impl {
         if (!accepting.load(std::memory_order_acquire))
             return false;
         return render_domain.invoke([&] {
-            return scheduler.render([&](const detail::Point_Frame_Data& frame) {
-                auto rendered = backend->render(frame);
-                if (!rendered)
-                    return false;
-                std::lock_guard lock(frame_mutex);
-                latest = std::move(rendered);
-                return true;
-            });
+            auto lease = scheduler.acquire_renderer();
+            if (!lease)
+                return false;
+            auto rendered = backend->render(
+                static_cast<const detail::Point_Frame_Data&>(*lease));
+            if (!rendered)
+                return false;
+            std::lock_guard lock(frame_mutex);
+            latest = std::move(rendered);
+            return true;
         });
     }
 
     std::shared_ptr<Point_Visual> visual;
     detail::Scene_State_Buffer states;
     detail::Input_Collector input;
-    detail::Frame_Scheduler scheduler;
+    detail::Point_Frame_Strategy scheduler;
     detail::Render_Domain render_domain;
     std::unique_ptr<detail::Datoviz_Point_Backend> backend;
     mutable std::mutex frame_mutex;
@@ -172,8 +174,17 @@ void Point_Scene::dispatch(const ::renderive::Key_Event& event) {
 }
 
 bool Point_Scene::prepare_frame() {
-    return impl_->accepting.load(std::memory_order_acquire) &&
-           impl_->scheduler.prepare(impl_->states, *impl_->visual, impl_->input);
+    if (!impl_->accepting.load(std::memory_order_acquire))
+        return false;
+    auto lease = impl_->scheduler.acquire_painter();
+    if (!lease)
+        return false;
+    auto scene = impl_->states.publish_state();
+    lease->scene = std::move(scene.state);
+    lease->scene_revision = scene.revision;
+    lease->point = detail::Point_State_Access::publish(*impl_->visual);
+    lease->input = impl_->input.drain();
+    return true;
 }
 
 bool Point_Scene::refresh_manual_frame() {