mirror of
				https://github.com/OpenMW/openmw.git
				synced 2025-11-04 13:26:44 +00:00 
			
		
		
		
	Currently, Open MW's basic file access speed is limited by a peculiar layer of virtualisation in BSAFile's interface. This PR removes such virtualisation by properly separating BSAFile from CompressedBSAFile in low level contexts.
		
			
				
	
	
		
			61 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			61 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#ifndef VFS_BSAARCHIVE_HPP_
 | 
						|
#define VFS_BSAARCHIVE_HPP_
 | 
						|
 | 
						|
#include "archive.hpp"
 | 
						|
 | 
						|
#include <components/bsa/bsa_file.hpp>
 | 
						|
#include <components/bsa/compressedbsafile.hpp>
 | 
						|
 | 
						|
namespace VFS
 | 
						|
{
 | 
						|
    class BsaArchiveFile : public File
 | 
						|
    {
 | 
						|
    public:
 | 
						|
        BsaArchiveFile(const Bsa::BSAFile::FileStruct* info, Bsa::BSAFile* bsa);
 | 
						|
 | 
						|
        Files::IStreamPtr open() override;
 | 
						|
 | 
						|
        const Bsa::BSAFile::FileStruct* mInfo;
 | 
						|
        Bsa::BSAFile* mFile;
 | 
						|
    };
 | 
						|
 | 
						|
    class CompressedBsaArchiveFile : public BsaArchiveFile
 | 
						|
    {
 | 
						|
    public:
 | 
						|
        CompressedBsaArchiveFile(const Bsa::BSAFile::FileStruct* info, Bsa::CompressedBSAFile* bsa);
 | 
						|
 | 
						|
        Files::IStreamPtr open() override;
 | 
						|
        Bsa::CompressedBSAFile* mCompressedFile;
 | 
						|
    };
 | 
						|
 | 
						|
 | 
						|
    class BsaArchive : public Archive
 | 
						|
    {
 | 
						|
    public:
 | 
						|
        BsaArchive(const std::string& filename);
 | 
						|
        BsaArchive();
 | 
						|
        virtual ~BsaArchive();
 | 
						|
        void listResources(std::map<std::string, File*>& out, char (*normalize_function) (char)) override;
 | 
						|
        bool contains(const std::string& file, char (*normalize_function) (char)) const override;
 | 
						|
        std::string getDescription() const override;
 | 
						|
 | 
						|
    protected:
 | 
						|
        std::unique_ptr<Bsa::BSAFile> mFile;
 | 
						|
        std::vector<BsaArchiveFile> mResources;
 | 
						|
    };
 | 
						|
 | 
						|
    class CompressedBsaArchive : public BsaArchive
 | 
						|
    {
 | 
						|
    public:
 | 
						|
        CompressedBsaArchive(const std::string& filename);
 | 
						|
        void listResources(std::map<std::string, File*>& out, char (*normalize_function) (char)) override;
 | 
						|
        virtual ~CompressedBsaArchive() {}
 | 
						|
 | 
						|
    private:
 | 
						|
        std::unique_ptr<Bsa::CompressedBSAFile> mCompressedFile;
 | 
						|
        std::vector<CompressedBsaArchiveFile> mCompressedResources;
 | 
						|
    };
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
#endif
 |