diff options
Diffstat (limited to 'indra/newview/lltexturecache.cpp')
| -rw-r--r-- | indra/newview/lltexturecache.cpp | 115 |
1 files changed, 100 insertions, 15 deletions
diff --git a/indra/newview/lltexturecache.cpp b/indra/newview/lltexturecache.cpp index f0c28041d1..1000377718 100644 --- a/indra/newview/lltexturecache.cpp +++ b/indra/newview/lltexturecache.cpp @@ -53,6 +53,7 @@ const F32 TEXTURE_CACHE_PURGE_AMOUNT = .20f; // % amount to reduce the cache by const F32 TEXTURE_CACHE_LRU_SIZE = .10f; // % amount for LRU list (low overhead to regenerate) const S32 TEXTURE_FAST_CACHE_ENTRY_OVERHEAD = sizeof(S32) * 4; //w, h, c, level const S32 TEXTURE_FAST_CACHE_ENTRY_SIZE = 16 * 16 * 4 + TEXTURE_FAST_CACHE_ENTRY_OVERHEAD; +const F32 TEXTURE_LAZY_PURGE_TIME_LIMIT = .01f; // 10ms class LLTextureCacheWorker : public LLWorkerClass { @@ -550,9 +551,11 @@ bool LLTextureCacheRemoteWorker::doWrite() { if ((mOffset != 0) // We currently do not support write offsets || (mDataSize <= 0) // Things will go badly wrong if mDataSize is nul or negative... - || (mImageSize < mDataSize)) + || (mImageSize < mDataSize) + || (mRawDiscardLevel < 0) + || (mRawImage->isBufferInvalid())) // decode failed or malfunctioned, don't write { - LL_WARNS() << "INIT state check failed" << LL_ENDL; + LL_WARNS() << "INIT state check failed for image: " << mID << " Size: " << mImageSize << " DataSize: " << mDataSize << " Discard:" << mRawDiscardLevel << LL_ENDL; mDataSize = -1; // failed done = true; } @@ -577,15 +580,12 @@ bool LLTextureCacheRemoteWorker::doWrite() idx = mCache->setHeaderCacheEntry(mID, entry, mImageSize, mDataSize); // create the new entry. if(idx >= 0) { - // (almost always) write to the fast cache. - if (mRawImage->getDataSize()) + // write to the fast cache. + if(!mCache->writeToFastCache(idx, mRawImage, mRawDiscardLevel)) { - if(!mCache->writeToFastCache(idx, mRawImage, mRawDiscardLevel)) - { - LL_WARNS() << "writeToFastCache failed" << LL_ENDL; - mDataSize = -1; // failed - done = true; - } + LL_WARNS() << "writeToFastCache failed" << LL_ENDL; + mDataSize = -1; // failed + done = true; } } } @@ -1635,6 +1635,92 @@ void LLTextureCache::purgeAllTextures(bool purge_directories) LL_INFOS() << "The entire texture cache is cleared." << LL_ENDL ; } +void LLTextureCache::purgeTexturesLazy(F32 time_limit) +{ + if (mReadOnly) + { + return; + } + + if (!mThreaded) + { + // *FIX:Mani - watchdog off. + LLAppViewer::instance()->pauseMainloopTimeout(); + } + + // time_limit doesn't account for lock time + LLMutexLock lock(&mHeaderMutex); + + if (mPurgeEntryList.empty()) + { + // Read the entries list and form list of textures to purge + std::vector<Entry> entries; + U32 num_entries = openAndReadEntries(entries); + if (!num_entries) + { + return; // nothing to purge + } + + // Use mTexturesSizeMap to collect UUIDs of textures with bodies + typedef std::set<std::pair<U32, S32> > time_idx_set_t; + std::set<std::pair<U32, S32> > time_idx_set; + for (size_map_t::iterator iter1 = mTexturesSizeMap.begin(); + iter1 != mTexturesSizeMap.end(); ++iter1) + { + if (iter1->second > 0) + { + id_map_t::iterator iter2 = mHeaderIDMap.find(iter1->first); + if (iter2 != mHeaderIDMap.end()) + { + S32 idx = iter2->second; + time_idx_set.insert(std::make_pair(entries[idx].mTime, idx)); + } + else + { + LL_ERRS() << "mTexturesSizeMap / mHeaderIDMap corrupted." << LL_ENDL; + } + } + } + + S64 cache_size = mTexturesSizeTotal; + S64 purged_cache_size = (sCacheMaxTexturesSize * (S64)((1.f - TEXTURE_CACHE_PURGE_AMOUNT) * 100)) / 100; + for (time_idx_set_t::iterator iter = time_idx_set.begin(); + iter != time_idx_set.end(); ++iter) + { + S32 idx = iter->second; + if (cache_size >= purged_cache_size) + { + cache_size -= entries[idx].mBodySize; + mPurgeEntryList.push_back(std::pair<S32, Entry>(idx, entries[idx])); + } + else + { + break; + } + } + LL_DEBUGS() << "Formed Purge list of " << mPurgeEntryList.size() << " entries" << LL_ENDL; + } + else + { + // Remove collected entried + LLTimer timer; + while (!mPurgeEntryList.empty() && timer.getElapsedTimeF32() < time_limit) + { + S32 idx = mPurgeEntryList.back().first; + Entry entry = mPurgeEntryList.back().second; + mPurgeEntryList.pop_back(); + // make sure record is still valid + id_map_t::iterator iter_header = mHeaderIDMap.find(entry.mID); + if (iter_header != mHeaderIDMap.end() && iter_header->second == idx) + { + std::string tex_filename = getTextureFileName(entry.mID); + removeEntry(idx, entry, tex_filename); + writeEntryToHeaderImmediately(idx, entry); + } + } + } +} + void LLTextureCache::purgeTextures(bool validate) { if (mReadOnly) @@ -1888,11 +1974,10 @@ LLTextureCache::handle_t LLTextureCache::writeToCache(const LLUUID& id, U32 prio } if (mDoPurge) { - // NOTE: This may cause an occasional hiccup, - // but it really needs to be done on the control thread - // (i.e. here) - purgeTextures(false); - mDoPurge = FALSE; + // NOTE: Needs to be done on the control thread + // (i.e. here) + purgeTexturesLazy(TEXTURE_LAZY_PURGE_TIME_LIMIT); + mDoPurge = !mPurgeEntryList.empty(); } LLMutexLock lock(&mWorkersMutex); LLTextureCacheWorker* worker = new LLTextureCacheRemoteWorker(this, priority, id, |