1 files changed, 46 insertions, 0 deletions
diff --git a/src/Core/HDRIManager.h b/src/Core/HDRIManager.h
new file mode 100644
index 0000000..ebefb3a
--- /dev/null
+++ b/src/Core/HDRIManager.h
@@ -0,0 +1,46 @@
+#pragma once
+
+#include "Core/Log.h"
+#include "Rendering/Texture.h"
+
+#include <string>
+#include <unordered_map>
+#include <memory>
+
+namespace Donut
+{
+    class HDRIManager
+    {
+    public:
+        static HDRIManager& Get()
+        {
+            static HDRIManager instance;
+            return instance;
+        }
+
+        Ref<CubemapTexture> LoadHDRI(const std::string& path);
+        Ref<CubemapTexture> GetCurrentHDRI() const { return m_CurrentHDRI; }
+        
+        void SetCurrentHDRI(const std::string& path);
+        const std::vector<std::string>& GetAvailableHDRI() const { return m_AvailableHDRI; }
+        std::string GetHDRIName(const std::string& path)   const;
+        void ClearCache();
+    private:
+         HDRIManager() = default;
+        ~HDRIManager() = default;
+
+        HDRIManager(const HDRIManager&)            = delete;
+        HDRIManager& operator=(const HDRIManager&) = delete;
+
+        std::unordered_map<std::string, Ref<CubemapTexture>> m_HDRICache;
+        
+        Ref<CubemapTexture> m_CurrentHDRI;
+        
+        std::vector<std::string> m_AvailableHDRI = 
+        {
+            "Assets/HDRI/HDR_blue_nebulae-1.hdr",
+            "Assets/HDRI/HDR_subdued_blue_nebulae.hdr",
+            "Assets/HDRI/HDR_subdued_multi_nebulae.hdr"
+        };
+    };
+};