1 files changed, 53 insertions, 0 deletions
diff --git a/libs/preview_nif/src/TextureManager.h b/libs/preview_nif/src/TextureManager.h
new file mode 100644
index 0000000..7ba1c9a
--- /dev/null
+++ b/libs/preview_nif/src/TextureManager.h
@@ -0,0 +1,53 @@
+#pragma once
+
+#include <imoinfo.h>
+#include <gli/gli.hpp>
+#include <QOpenGLTexture>
+#include <QSet>
+#include <QStringList>
+#include <map>
+
+class TextureManager
+{
+public:
+    TextureManager(MOBase::IOrganizer* organizer);
+    ~TextureManager() = default;
+    TextureManager(const TextureManager&) = delete;
+    TextureManager(TextureManager&&) = delete;
+    TextureManager& operator=(const TextureManager&) = delete;
+    TextureManager& operator=(TextureManager&&) = delete;
+
+    void cleanup();
+
+    QOpenGLTexture* getTexture(const std::string& texturePath);
+    QOpenGLTexture* getTexture(QString texturePath);
+
+    QOpenGLTexture* getErrorTexture();
+    QOpenGLTexture* getBlackTexture();
+    QOpenGLTexture* getWhiteTexture();
+    QOpenGLTexture* getFlatNormalTexture();
+
+private:
+    QOpenGLTexture* loadTexture(QString texturePath);
+    QOpenGLTexture* makeTexture(const gli::texture& texture);
+    QOpenGLTexture* makeSolidColor(QVector4D color);
+
+    QString resolvePath(const MOBase::IPluginGame* game, QString path);
+
+    // Build priority-sorted BSA candidate list. Shared process-wide, keyed by
+    // the current instance's profile path so switching instances rebuilds.
+    // Conflict semantics: only active mods contribute, highest profile
+    // priority first, then vanilla archives. No plugin-attachment filter —
+    // matches BodySlide's "load all BSAs" approach which is what MO2's
+    // virtual data tree effectively does.
+    const QStringList& bsaCandidates();
+    void rebuildBsaCandidates();
+
+    MOBase::IOrganizer* m_MOInfo;
+    QOpenGLTexture* m_ErrorTexture = nullptr;
+    QOpenGLTexture* m_BlackTexture = nullptr;
+    QOpenGLTexture* m_WhiteTexture = nullptr;
+    QOpenGLTexture* m_FlatNormalTexture = nullptr;
+
+    std::map<std::wstring, QOpenGLTexture*> m_Textures;
+};