策略抽离

Core/execution/Render_Executor.h

@@ -2,17 +2,31 @@
 #include "../architecture/Render_Config.h"
 #include "../architecture/global.h"
 #include "../base/Task.h"
+#include <cstdint>
 #include <functional>
 #include <memory>
-#include <taskflow/taskflow.hpp>
 namespace renderive {
+struct Render_Task_Graph_Node {
+    std::uint32_t index = UINT32_MAX;
+    explicit operator bool() const noexcept {
+        return index != UINT32_MAX;
+    }
+};
+class LIB_DECL Render_Task_Graph {
+public:
+    explicit Render_Task_Graph(void* impl) noexcept;
+    [[nodiscard]] Render_Task_Graph_Node emplace(Task work);
+    void precede(Render_Task_Graph_Node before, Render_Task_Graph_Node after);
+private:
+    void* impl{};
+};
 struct Render_Executor_Task {
-    using Taskflow_Builder = std::function<void(tf::Taskflow&, tf::Task, tf::Task)>;
+    using Graph_Builder = std::function<void(Render_Task_Graph&, Render_Task_Graph_Node, Render_Task_Graph_Node)>;
     Plot_Execution_Id plot_id{};
     std::uint64_t frame_id{};
     Render_Task_Kind kind = Render_Task_Kind::Primitive;
     Task work;
-    Taskflow_Builder build_taskflow;
+    Graph_Builder build_graph;
     Task completion;
     std::shared_ptr<Frame_Worker_Stats> frame_stat;
     std::uint32_t logical_task_count{1};