added render pipeline WIP

TSE_Core/src/elements/RenderPipeline.hpp

@@ -0,0 +1,23 @@
+#pragma once
+
+#include "RenderStep.hpp"
+
+namespace TSE
+{
+    class RenderPipeline
+    {
+    private:
+        std::vector<RenderStep> steps;
+
+    public:
+        void AddRenderStep(const RenderStep& step);
+        void AddRenderStepAt(const RenderStep& step, int n);
+        void SetRenderStepAt(const RenderStep& step, int n);
+        void RemoveRenderStepAt(int n);
+
+        int GetRenderStepCount();
+        const RenderStep& GetRenderStepAt(int n);
+
+        static RenderPipeline* CreateEmpty();
+    };
+} // namespace TSE