From 5b361d81dbd2af0d0e99b9eb1adebea76ff05db0 Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Thu, 20 Aug 2026 02:27:02 +0200
Subject: [chore]: MASSIVE refactor + more vulkan bs

---
 src/core/hdri_manager.cpp | 64 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 src/core/hdri_manager.cpp

(limited to 'src/core/hdri_manager.cpp')

diff --git a/src/core/hdri_manager.cpp b/src/core/hdri_manager.cpp
new file mode 100644
index 0000000..605dcf6
--- /dev/null
+++ b/src/core/hdri_manager.cpp
@@ -0,0 +1,64 @@
+#include "hdri_manager.h"
+#include <filesystem>
+
+namespace Donut
+{
+    auto HDRIManager::load_hdri(const std::string& path) -> Ref<CubemapTexture>
+    {
+        auto it = m_hdri_cache.find(path);
+        if (it != m_hdri_cache.end())
+        {
+            DONUT_INFO("HDRI already cached: {}", path);
+            return it->second;
+        }
+
+        DONUT_INFO("Loading HDRI: {}", path);
+        auto hdri = CubemapTexture::create_from_hdri(path);
+
+        if (hdri)
+        {
+            m_hdri_cache[path] = hdri;
+            DONUT_INFO("Successfully loaded and cached HDRI: {}", path);
+        }
+        else
+            DONUT_ERROR("Failed to load HDRI: {}", path);
+
+        return hdri;
+    }
+
+    auto HDRIManager::set_current_hdri(const std::string& path) -> void
+    {
+        auto hdri = load_hdri(path);
+        if (hdri)
+        {
+            m_current_hdri = hdri;
+            DONUT_INFO("Set current HDRI to: {}", path);
+        }
+        else
+            DONUT_ERROR("Failed to set current HDRI: {}", path);
+    }
+
+    auto HDRIManager::get_hdri_name(const std::string& path) const -> std::string
+    {
+        std::filesystem::path file_path(path);
+        std::string filename = file_path.stem().string();
+        std::string name = filename;
+
+        for (size_t i = 0; i < name.length(); ++i)
+        {
+            if (name[i] == '_')
+                name[i] = ' ';
+            else if (i == 0 || name[i-1] == ' ')
+                name[i] = std::toupper(name[i]);
+        }
+
+        return name;
+    }
+
+    auto HDRIManager::clear_cache() -> void
+    {
+        m_hdri_cache.clear();
+        m_current_hdri.reset();
+        DONUT_INFO("HDRI cache cleared");
+    }
+};
-- 
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