implemented SDL3 as an option for window manager

TSE_OpenGlImpl/src/buffer/FrameBuffer.hpp

@@ -0,0 +1,32 @@
+#pragma once
+
+#include "buffer.hpp"
+#include "interfaces/IResizable.hpp"
+#include "Vector2.hpp"
+
+namespace TSE::OpenGL
+{
+    class FrameBuffer : public buffer, public IResizable
+    {
+    private:
+        uint textureOutputCount = 1;
+        uint textureIDs[32] = {0};
+        uint depthRboID = 0;
+        bool shouldResize = false;
+
+    public:
+        FrameBuffer(const Vector2& size, uint textureCount = 1);
+        void Bind() override;
+        void Unbind() override;
+        ~FrameBuffer() override;
+        void Resize(Vector2 size);
+        void Update();
+        uint GetTextureId(uint id = 0) const;
+        Vector2 GetSize() const;
+
+    private:
+        void Initialize();
+        void LoadFBTexture();
+        void CreateFBTexture();
+    };
+} // namespace TSE