diff options
Diffstat (limited to 'indra/newview/lltexturecache.h')
-rw-r--r-- | indra/newview/lltexturecache.h | 298 |
1 files changed, 149 insertions, 149 deletions
diff --git a/indra/newview/lltexturecache.h b/indra/newview/lltexturecache.h index 3b16b26b4a..f9eb8cb177 100644 --- a/indra/newview/lltexturecache.h +++ b/indra/newview/lltexturecache.h @@ -1,149 +1,149 @@ -/**
- * @file lltexturecache.h
- * @brief Object for managing texture cachees.
- *
- * Copyright (c) 2000-$CurrentYear$, Linden Research, Inc.
- * $License$
- */
-
-#ifndef LL_LLTEXTURECACHE_
-#define LL_LLTEXTURECACHE_H
-
-#include "lldir.h"
-#include "llstl.h"
-#include "llstring.h"
-#include "lluuid.h"
-
-#include "llworkerthread.h"
-
-class LLTextureCacheWorker;
-
-class LLTextureCache : public LLWorkerThread
-{
- friend class LLTextureCacheWorker;
-
-public:
-
- class Responder : public LLResponder
- {
- public:
- virtual void setData(U8* data, S32 datasize, S32 imagesize, S32 imageformat, BOOL imagelocal) = 0;
- };
-
- class ReadResponder : public Responder
- {
- public:
- ReadResponder();
- void setData(U8* data, S32 datasize, S32 imagesize, S32 imageformat, BOOL imagelocal);
- void setImage(LLImageFormatted* image) { mFormattedImage = image; }
- protected:
- LLPointer<LLImageFormatted> mFormattedImage;
- S32 mImageSize;
- BOOL mImageLocal;
- };
-
- class WriteResponder : public Responder
- {
- void setData(U8* data, S32 datasize, S32 imagesize, S32 imageformat, BOOL imagelocal)
- {
- // not used
- }
- };
-
- LLTextureCache(bool threaded);
- ~LLTextureCache();
-
- /*virtual*/ S32 update(U32 max_time_ms);
-
- void purgeCache(ELLPath location);
- S64 initCache(ELLPath location, S64 maxsize, BOOL read_only);
-
- handle_t readFromCache(const LLUUID& id, U32 priority, S32 offset, S32 size,
- ReadResponder* responder);
- bool readComplete(handle_t handle, bool abort);
- handle_t writeToCache(const LLUUID& id, U32 priority, U8* data, S32 datasize, S32 imagesize,
- WriteResponder* responder);
- bool writeComplete(handle_t handle, bool abort = false);
- void prioritizeWrite(handle_t handle);
-
- void removeFromCache(const LLUUID& id);
-
- // For LLTextureCacheWorker::Responder
- LLTextureCacheWorker* getReader(handle_t handle);
- LLTextureCacheWorker* getWriter(handle_t handle);
- void lockWorkers() { mWorkersMutex.lock(); }
- void unlockWorkers() { mWorkersMutex.unlock(); }
-
- // debug
- S32 getNumReads() { return mReaders.size(); }
- S32 getNumWrites() { return mWriters.size(); }
-
-protected:
- // Accessed by LLTextureCacheWorker
- apr_pool_t* getFileAPRPool() { return mFileAPRPool; }
- bool appendToTextureEntryList(const LLUUID& id, S32 size);
- std::string getLocalFileName(const LLUUID& id);
- std::string getTextureFileName(const LLUUID& id);
-
-private:
- void setDirNames(ELLPath location);
- void readHeaderCache(apr_pool_t* poolp = NULL);
- void purgeAllTextures(bool purge_directories);
- void purgeTextures(bool validate);
- S32 getHeaderCacheEntry(const LLUUID& id, bool touch, S32* imagesize = NULL);
- bool removeHeaderCacheEntry(const LLUUID& id);
- void lockHeaders() { mHeaderMutex.lock(); }
- void unlockHeaders() { mHeaderMutex.unlock(); }
-
-private:
- // Internal
- LLMutex mWorkersMutex;
- LLMutex mHeaderMutex;
- apr_pool_t* mFileAPRPool;
-
- typedef std::map<handle_t, LLTextureCacheWorker*> handle_map_t;
- handle_map_t mReaders;
- handle_map_t mWriters;
- std::vector<handle_t> mPrioritizeWriteList;
-
- BOOL mReadOnly;
-
- // Entries
- struct EntriesInfo
- {
- F32 mVersion;
- U32 mEntries;
- };
- struct Entry
- {
- Entry() {}
- Entry(const LLUUID& id, S32 size, U32 time) : mID(id), mSize(size), mTime(time) {}
- LLUUID mID; // 128 bits
- S32 mSize; // total size of image if known (NOT size cached)
- U32 mTime; // seconds since 1/1/1970
- };
-
- // HEADERS (Include first mip)
- std::string mHeaderEntriesFileName;
- std::string mHeaderDataFileName;
- EntriesInfo mHeaderEntriesInfo;
- typedef std::map<S32,LLUUID> index_map_t;
- index_map_t mLRU; // index, id; stored as a map for fast removal
- typedef std::map<LLUUID,S32> id_map_t;
- id_map_t mHeaderIDMap;
-
- // BODIES (TEXTURES minus headers)
- std::string mTexturesDirName;
- std::string mTexturesDirEntriesFileName;
- typedef std::map<LLUUID,S32> size_map_t;
- size_map_t mTexturesSizeMap;
- S64 mTexturesSizeTotal;
- LLAtomic32<BOOL> mDoPurge;
-
- // Statics
- static F32 sHeaderCacheVersion;
- static U32 sCacheMaxEntries;
- static S64 sCacheMaxTexturesSize;
-};
-
-#endif // LL_LLTEXTURECACHE_H
+/** + * @file lltexturecache.h + * @brief Object for managing texture cachees. + * + * Copyright (c) 2000-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#ifndef LL_LLTEXTURECACHE_ +#define LL_LLTEXTURECACHE_H + +#include "lldir.h" +#include "llstl.h" +#include "llstring.h" +#include "lluuid.h" + +#include "llworkerthread.h" + +class LLTextureCacheWorker; + +class LLTextureCache : public LLWorkerThread +{ + friend class LLTextureCacheWorker; + +public: + + class Responder : public LLResponder + { + public: + virtual void setData(U8* data, S32 datasize, S32 imagesize, S32 imageformat, BOOL imagelocal) = 0; + }; + + class ReadResponder : public Responder + { + public: + ReadResponder(); + void setData(U8* data, S32 datasize, S32 imagesize, S32 imageformat, BOOL imagelocal); + void setImage(LLImageFormatted* image) { mFormattedImage = image; } + protected: + LLPointer<LLImageFormatted> mFormattedImage; + S32 mImageSize; + BOOL mImageLocal; + }; + + class WriteResponder : public Responder + { + void setData(U8* data, S32 datasize, S32 imagesize, S32 imageformat, BOOL imagelocal) + { + // not used + } + }; + + LLTextureCache(bool threaded); + ~LLTextureCache(); + + /*virtual*/ S32 update(U32 max_time_ms); + + void purgeCache(ELLPath location); + S64 initCache(ELLPath location, S64 maxsize, BOOL read_only); + + handle_t readFromCache(const LLUUID& id, U32 priority, S32 offset, S32 size, + ReadResponder* responder); + bool readComplete(handle_t handle, bool abort); + handle_t writeToCache(const LLUUID& id, U32 priority, U8* data, S32 datasize, S32 imagesize, + WriteResponder* responder); + bool writeComplete(handle_t handle, bool abort = false); + void prioritizeWrite(handle_t handle); + + void removeFromCache(const LLUUID& id); + + // For LLTextureCacheWorker::Responder + LLTextureCacheWorker* getReader(handle_t handle); + LLTextureCacheWorker* getWriter(handle_t handle); + void lockWorkers() { mWorkersMutex.lock(); } + void unlockWorkers() { mWorkersMutex.unlock(); } + + // debug + S32 getNumReads() { return mReaders.size(); } + S32 getNumWrites() { return mWriters.size(); } + +protected: + // Accessed by LLTextureCacheWorker + apr_pool_t* getFileAPRPool() { return mFileAPRPool; } + bool appendToTextureEntryList(const LLUUID& id, S32 size); + std::string getLocalFileName(const LLUUID& id); + std::string getTextureFileName(const LLUUID& id); + +private: + void setDirNames(ELLPath location); + void readHeaderCache(apr_pool_t* poolp = NULL); + void purgeAllTextures(bool purge_directories); + void purgeTextures(bool validate); + S32 getHeaderCacheEntry(const LLUUID& id, bool touch, S32* imagesize = NULL); + bool removeHeaderCacheEntry(const LLUUID& id); + void lockHeaders() { mHeaderMutex.lock(); } + void unlockHeaders() { mHeaderMutex.unlock(); } + +private: + // Internal + LLMutex mWorkersMutex; + LLMutex mHeaderMutex; + apr_pool_t* mFileAPRPool; + + typedef std::map<handle_t, LLTextureCacheWorker*> handle_map_t; + handle_map_t mReaders; + handle_map_t mWriters; + std::vector<handle_t> mPrioritizeWriteList; + + BOOL mReadOnly; + + // Entries + struct EntriesInfo + { + F32 mVersion; + U32 mEntries; + }; + struct Entry + { + Entry() {} + Entry(const LLUUID& id, S32 size, U32 time) : mID(id), mSize(size), mTime(time) {} + LLUUID mID; // 128 bits + S32 mSize; // total size of image if known (NOT size cached) + U32 mTime; // seconds since 1/1/1970 + }; + + // HEADERS (Include first mip) + std::string mHeaderEntriesFileName; + std::string mHeaderDataFileName; + EntriesInfo mHeaderEntriesInfo; + typedef std::map<S32,LLUUID> index_map_t; + index_map_t mLRU; // index, id; stored as a map for fast removal + typedef std::map<LLUUID,S32> id_map_t; + id_map_t mHeaderIDMap; + + // BODIES (TEXTURES minus headers) + std::string mTexturesDirName; + std::string mTexturesDirEntriesFileName; + typedef std::map<LLUUID,S32> size_map_t; + size_map_t mTexturesSizeMap; + S64 mTexturesSizeTotal; + LLAtomic32<BOOL> mDoPurge; + + // Statics + static F32 sHeaderCacheVersion; + static U32 sCacheMaxEntries; + static S64 sCacheMaxTexturesSize; +}; + +#endif // LL_LLTEXTURECACHE_H |