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-rw-r--r--indra/newview/llappviewer.cpp2
-rw-r--r--indra/newview/llmeshrepository.cpp219
-rw-r--r--indra/newview/llmeshrepository.h49
3 files changed, 242 insertions, 28 deletions
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index c770b7c917..00624ebc6a 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -4145,7 +4145,7 @@ U32 LLAppViewer::getTextureCacheVersion()
U32 LLAppViewer::getDiskCacheVersion()
{
// Viewer disk cache version intorduced in Simple Cache Viewer, change if the cache format changes.
- const U32 DISK_CACHE_VERSION = 1;
+ const U32 DISK_CACHE_VERSION = 2;
return DISK_CACHE_VERSION ;
}
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index 204834f8de..2969b42ca5 100644
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -343,6 +343,8 @@ static LLFastTimer::DeclareTimer FTM_MESH_FETCH("Mesh Fetch");
LLMeshRepository gMeshRepo;
+const U32 CACHE_PREAMBLE_VERSION = 1;
+const S32 CACHE_PREAMBLE_SIZE = sizeof(U32) * 3; //version, header_size, flags
const S32 MESH_HEADER_SIZE = 4096; // Important: assumption is that headers fit in this space
@@ -826,6 +828,14 @@ void log_upload_error(LLCore::HttpStatus status, const LLSD& content,
gMeshRepo.uploadError(args);
}
+void write_preamble(LLFileSystem &file, S32 header_bytes, S32 flags)
+{
+ LLMeshRepository::sCacheBytesWritten += CACHE_PREAMBLE_SIZE;
+ file.write((U8*)&CACHE_PREAMBLE_VERSION, sizeof(U32));
+ file.write((U8*)&header_bytes, sizeof(U32));
+ file.write((U8*)&flags, sizeof(U32));
+}
+
LLMeshRepoThread::LLMeshRepoThread()
: LLThread("mesh repo"),
mHttpRequest(NULL),
@@ -1387,18 +1397,19 @@ bool LLMeshRepoThread::fetchMeshSkinInfo(const LLUUID& mesh_id, bool can_retry)
if (header_size > 0)
{
-
S32 version = header.mVersion;
S32 offset = header_size + header.mSkinOffset;
S32 size = header.mSkinSize;
+ bool in_cache = header.mSkinInCache;
mHeaderMutex->unlock();
if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
{
//check cache for mesh skin info
+ S32 disk_ofset = offset + CACHE_PREAMBLE_SIZE;
LLFileSystem file(mesh_id, LLAssetType::AT_MESH);
- if (file.getSize() >= offset + size)
+ if (in_cache && file.getSize() >= disk_ofset + size)
{
U8* buffer = new(std::nothrow) U8[size];
if (!buffer)
@@ -1418,7 +1429,7 @@ bool LLMeshRepoThread::fetchMeshSkinInfo(const LLUUID& mesh_id, bool can_retry)
}
LLMeshRepository::sCacheBytesRead += size;
++LLMeshRepository::sCacheReads;
- file.seek(offset);
+ file.seek(disk_ofset);
file.read(buffer, size);
//make sure buffer isn't all 0's by checking the first 1KB (reserved block but not written)
@@ -1515,14 +1526,16 @@ bool LLMeshRepoThread::fetchMeshDecomposition(const LLUUID& mesh_id)
S32 version = header.mVersion;
S32 offset = header_size + header.mPhysicsConvexOffset;
S32 size = header.mPhysicsConvexSize;
+ bool in_cache = header.mPhysicsConvexInCache;
mHeaderMutex->unlock();
if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
{
- //check cache for mesh skin info
+ // check cache for mesh decomposition
+ S32 disk_ofset = offset + CACHE_PREAMBLE_SIZE;
LLFileSystem file(mesh_id, LLAssetType::AT_MESH);
- if (file.getSize() >= offset+size)
+ if (in_cache && file.getSize() >= disk_ofset + size)
{
U8* buffer = new(std::nothrow) U8[size];
if (!buffer)
@@ -1541,7 +1554,7 @@ bool LLMeshRepoThread::fetchMeshDecomposition(const LLUUID& mesh_id)
LLMeshRepository::sCacheBytesRead += size;
++LLMeshRepository::sCacheReads;
- file.seek(offset);
+ file.seek(disk_ofset);
file.read(buffer, size);
//make sure buffer isn't all 0's by checking the first 1KB (reserved block but not written)
@@ -1623,18 +1636,21 @@ bool LLMeshRepoThread::fetchMeshPhysicsShape(const LLUUID& mesh_id)
S32 version = header.mVersion;
S32 offset = header_size + header.mPhysicsMeshOffset;
S32 size = header.mPhysicsMeshSize;
+ bool in_cache = header.mPhysicsMeshInCache;
mHeaderMutex->unlock();
+ // todo: check header.mHasPhysicsMesh
if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
{
//check cache for mesh physics shape info
+ S32 disk_ofset = offset + CACHE_PREAMBLE_SIZE;
LLFileSystem file(mesh_id, LLAssetType::AT_MESH);
- if (file.getSize() >= offset+size)
+ if (in_cache && file.getSize() >= disk_ofset +size)
{
LLMeshRepository::sCacheBytesRead += size;
++LLMeshRepository::sCacheReads;
- file.seek(offset);
+ file.seek(disk_ofset);
U8* buffer = new(std::nothrow) U8[size];
if (!buffer)
{
@@ -1764,17 +1780,35 @@ bool LLMeshRepoThread::fetchMeshHeader(const LLVolumeParams& mesh_params, bool c
if (size > 0)
{
// *NOTE: if the header size is ever more than 4KB, this will break
- static thread_local U8 buffer[MESH_HEADER_SIZE];
- S32 bytes = llmin(size, MESH_HEADER_SIZE);
+ const S32 DISK_MINIMAL_READ = 4096;
+ static thread_local U8 buffer[DISK_MINIMAL_READ * 2];
+ S32 bytes = llmin(size, DISK_MINIMAL_READ);
LLMeshRepository::sCacheBytesRead += bytes;
++LLMeshRepository::sCacheReads;
+
file.read(buffer, bytes);
- if (headerReceived(mesh_params, buffer, bytes) == MESH_OK)
+
+ U32 version = 0;
+ memcpy(&version, buffer, sizeof(U32));
+ if (version == CACHE_PREAMBLE_VERSION)
{
- LL_DEBUGS(LOG_MESH) << "Mesh/Cache: Mesh header for ID " << mesh_params.getSculptID() << " - was retrieved from the cache." << LL_ENDL;
+ S32 header_size = 0;
+ memcpy(&header_size, buffer + sizeof(U32), sizeof(S32));
+ if (header_size + CACHE_PREAMBLE_SIZE > DISK_MINIMAL_READ)
+ {
+ bytes = llmin(size , DISK_MINIMAL_READ * 2);
+ file.read(buffer + DISK_MINIMAL_READ, bytes - DISK_MINIMAL_READ);
+ }
+ U32 flags = 0;
+ memcpy(&flags, buffer + 2 * sizeof(U32), sizeof(U32));
+ // Todo: parse and pass flags, they are the reason for the preamble
+ if (headerReceived(mesh_params, buffer + CACHE_PREAMBLE_SIZE, bytes, flags) == MESH_OK)
+ {
+ LL_DEBUGS(LOG_MESH) << "Mesh/Cache: Mesh header for ID " << mesh_params.getSculptID() << " - was retrieved from the cache." << LL_ENDL;
- // Found mesh in cache
- return true;
+ // Found mesh in cache
+ return true;
+ }
}
}
}
@@ -1841,14 +1875,15 @@ bool LLMeshRepoThread::fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod,
S32 version = header.mVersion;
S32 offset = header_size + header.mLodOffset[lod];
S32 size = header.mLodSize[lod];
+ bool in_cache = header.mLodInCache[lod];
mHeaderMutex->unlock();
if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
{
-
+ S32 disk_ofset = offset + CACHE_PREAMBLE_SIZE;
//check cache for mesh asset
LLFileSystem file(mesh_id, LLAssetType::AT_MESH);
- if (file.getSize() >= offset+size)
+ if (in_cache && file.getSize() >= disk_ofset + size)
{
U8* buffer = new(std::nothrow) U8[size];
if (!buffer)
@@ -1868,7 +1903,7 @@ bool LLMeshRepoThread::fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod,
}
LLMeshRepository::sCacheBytesRead += size;
++LLMeshRepository::sCacheReads;
- file.seek(offset);
+ file.seek(disk_ofset);
file.read(buffer, size);
//make sure buffer isn't all 0's by checking the first 1KB (reserved block but not written)
@@ -1943,7 +1978,7 @@ bool LLMeshRepoThread::fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod,
return retval;
}
-EMeshProcessingResult LLMeshRepoThread::headerReceived(const LLVolumeParams& mesh_params, U8* data, S32 data_size)
+EMeshProcessingResult LLMeshRepoThread::headerReceived(const LLVolumeParams& mesh_params, U8* data, S32 data_size, U32 flags)
{
LL_PROFILE_ZONE_SCOPED;
const LLUUID mesh_id = mesh_params.getSculptID();
@@ -1988,12 +2023,40 @@ EMeshProcessingResult LLMeshRepoThread::headerReceived(const LLVolumeParams& mes
// make sure there is at least one lod, function returns -1 and marks as 404 otherwise
else if (LLMeshRepository::getActualMeshLOD(header, 0) >= 0)
{
- header.mHeaderSize = stream.tellg();
+ header.mHeaderSize = (S32)stream.tellg();
header_size += header.mHeaderSize;
skin_offset = header.mSkinOffset;
skin_size = header.mSkinSize;
+
memcpy(lod_offset, header.mLodOffset, sizeof(lod_offset));
memcpy(lod_size, header.mLodSize, sizeof(lod_size));
+
+ if (flags != 0)
+ {
+ header.setFromFlags(flags);
+ }
+ else
+ {
+ if (header.mSkinSize > 0 && header_size + header.mSkinOffset + header.mSkinSize < data_size)
+ {
+ header.mSkinInCache = true;
+ }
+ if (header.mPhysicsConvexSize > 0 && header_size + header.mPhysicsConvexOffset + header.mPhysicsConvexSize < data_size)
+ {
+ header.mPhysicsConvexInCache = true;
+ }
+ if (header.mPhysicsMeshSize > 0 && header_size + header.mPhysicsMeshOffset + header.mPhysicsMeshSize < data_size)
+ {
+ header.mPhysicsMeshInCache = true;
+ }
+ for (S32 i = 0; i < LLModel::NUM_LODS; ++i)
+ {
+ if (lod_size[i] > 0 && header_size + lod_offset[i] + lod_size[i] < data_size)
+ {
+ header.mLodInCache[i] = true;
+ }
+ }
+ }
}
}
else
@@ -2025,7 +2088,7 @@ EMeshProcessingResult LLMeshRepoThread::headerReceived(const LLVolumeParams& mes
S32 offset = (S32)header_size + skin_offset;
bool request_skin = true;
- if (offset + skin_size < MESH_HEADER_SIZE)
+ if (offset + skin_size < data_size)
{
request_skin = !skinInfoReceived(mesh_id, data + offset, skin_size);
}
@@ -2071,7 +2134,7 @@ EMeshProcessingResult LLMeshRepoThread::headerReceived(const LLVolumeParams& mes
// try to load from data we just received
bool request_lod = true;
S32 offset = (S32)header_size + lod_offset[i];
- if (offset + lod_size[i] <= MESH_HEADER_SIZE)
+ if (offset + lod_size[i] <= data_size)
{
// initial request is 4096 bytes, it's big enough to fit this lod
request_lod = lodReceived(mesh_params, i, data + offset, lod_size[i]) != MESH_OK;
@@ -3440,7 +3503,7 @@ void LLMeshHeaderHandler::processData(LLCore::BufferArray * /* body */, S32 /* b
// LLSD is smart and can work like smart pointer, is not thread safe.
gMeshRepo.mThread->mHeaderMutex->unlock();
- S32 bytes = lod_bytes + header_bytes;
+ S32 bytes = lod_bytes + header_bytes + CACHE_PREAMBLE_SIZE;
// It's possible for the remote asset to have more data than is needed for the local cache
@@ -3453,6 +3516,11 @@ void LLMeshHeaderHandler::processData(LLCore::BufferArray * /* body */, S32 /* b
LLMeshRepository::sCacheBytesWritten += data_size;
++LLMeshRepository::sCacheWrites;
+ // write preamble
+ U32 flags = header.getFlags();
+ write_preamble(file, header_bytes, flags);
+
+ // write header
file.write(data, data_size);
S32 remaining = bytes - file.tell();
@@ -3521,11 +3589,35 @@ void LLMeshLODHandler::processData(LLCore::BufferArray * /* body */, S32 /* body
// good fetch from sim, write to cache
LLFileSystem file(mMeshParams.getSculptID(), LLAssetType::AT_MESH, LLFileSystem::READ_WRITE);
- S32 offset = mOffset;
+ S32 offset = mOffset + CACHE_PREAMBLE_SIZE;
S32 size = mRequestedBytes;
if (file.getSize() >= offset+size)
{
+ S32 header_bytes = 0;
+ U32 flags = 0;
+ {
+ LLMutexLock lock(gMeshRepo.mThread->mHeaderMutex);
+
+ LLMeshRepoThread::mesh_header_map::iterator header_it = gMeshRepo.mThread->mMeshHeader.find(mMeshParams.getSculptID());
+ if (header_it != gMeshRepo.mThread->mMeshHeader.end())
+ {
+ LLMeshHeader& header = header_it->second;
+ // update header
+ if (!header.mLodInCache[mLOD])
+ {
+ header.mLodInCache[mLOD] = true;
+ header_bytes = header.mHeaderSize;
+ flags = header.getFlags();
+ }
+ // todo: handle else because we shouldn't have requested twice?
+ }
+ }
+ if (flags > 0)
+ {
+ write_preamble(file, header_bytes, flags);
+ }
+
file.seek(offset);
file.write(data, size);
LLMeshRepository::sCacheBytesWritten += size;
@@ -3586,13 +3678,38 @@ void LLMeshSkinInfoHandler::processData(LLCore::BufferArray * /* body */, S32 /*
// good fetch from sim, write to cache
LLFileSystem file(mMeshID, LLAssetType::AT_MESH, LLFileSystem::READ_WRITE);
- S32 offset = mOffset;
+ S32 offset = mOffset + CACHE_PREAMBLE_SIZE;
S32 size = mRequestedBytes;
if (file.getSize() >= offset+size)
{
LLMeshRepository::sCacheBytesWritten += size;
++LLMeshRepository::sCacheWrites;
+
+ S32 header_bytes = 0;
+ U32 flags = 0;
+ {
+ LLMutexLock lock(gMeshRepo.mThread->mHeaderMutex);
+
+ LLMeshRepoThread::mesh_header_map::iterator header_it = gMeshRepo.mThread->mMeshHeader.find(mMeshParams.getSculptID());
+ if (header_it != gMeshRepo.mThread->mMeshHeader.end())
+ {
+ LLMeshHeader& header = header_it->second;
+ // update header
+ if (!header.mSkinInCache)
+ {
+ header.mSkinInCache = true;
+ header_bytes = header.mHeaderSize;
+ flags = header.getFlags();
+ }
+ // todo: handle else because we shouldn't have requested twice?
+ }
+ }
+ if (flags > 0)
+ {
+ write_preamble(file, header_bytes, flags);
+ }
+
file.seek(offset);
file.write(data, size);
}
@@ -3636,13 +3753,38 @@ void LLMeshDecompositionHandler::processData(LLCore::BufferArray * /* body */, S
// good fetch from sim, write to cache
LLFileSystem file(mMeshID, LLAssetType::AT_MESH, LLFileSystem::READ_WRITE);
- S32 offset = mOffset;
+ S32 offset = mOffset + CACHE_PREAMBLE_SIZE;
S32 size = mRequestedBytes;
if (file.getSize() >= offset+size)
{
LLMeshRepository::sCacheBytesWritten += size;
++LLMeshRepository::sCacheWrites;
+
+ S32 header_bytes = 0;
+ U32 flags = 0;
+ {
+ LLMutexLock lock(gMeshRepo.mThread->mHeaderMutex);
+
+ LLMeshRepoThread::mesh_header_map::iterator header_it = gMeshRepo.mThread->mMeshHeader.find(mMeshParams.getSculptID());
+ if (header_it != gMeshRepo.mThread->mMeshHeader.end())
+ {
+ LLMeshHeader& header = header_it->second;
+ // update header
+ if (!header.mPhysicsConvexInCache)
+ {
+ header.mPhysicsConvexInCache = true;
+ header_bytes = header.mHeaderSize;
+ flags = header.getFlags();
+ }
+ // todo: handle else because we shouldn't have requested twice?
+ }
+ }
+ if (flags > 0)
+ {
+ write_preamble(file, header_bytes, flags);
+ }
+
file.seek(offset);
file.write(data, size);
}
@@ -3684,13 +3826,38 @@ void LLMeshPhysicsShapeHandler::processData(LLCore::BufferArray * /* body */, S3
// good fetch from sim, write to cache for caching
LLFileSystem file(mMeshID, LLAssetType::AT_MESH, LLFileSystem::READ_WRITE);
- S32 offset = mOffset;
+ S32 offset = mOffset + CACHE_PREAMBLE_SIZE;
S32 size = mRequestedBytes;
if (file.getSize() >= offset+size)
{
LLMeshRepository::sCacheBytesWritten += size;
++LLMeshRepository::sCacheWrites;
+
+ S32 header_bytes = 0;
+ U32 flags = 0;
+ {
+ LLMutexLock lock(gMeshRepo.mThread->mHeaderMutex);
+
+ LLMeshRepoThread::mesh_header_map::iterator header_it = gMeshRepo.mThread->mMeshHeader.find(mMeshParams.getSculptID());
+ if (header_it != gMeshRepo.mThread->mMeshHeader.end())
+ {
+ LLMeshHeader& header = header_it->second;
+ // update header
+ if (!header.mPhysicsMeshInCache)
+ {
+ header.mPhysicsMeshInCache = true;
+ header_bytes = header.mHeaderSize;
+ flags = header.getFlags();
+ }
+ // todo: handle else because we shouldn't have requested twice?
+ }
+ }
+ if (flags > 0)
+ {
+ write_preamble(file, header_bytes, flags);
+ }
+
file.seek(offset);
file.write(data, size);
}
diff --git a/indra/newview/llmeshrepository.h b/indra/newview/llmeshrepository.h
index f30e6cce12..d11ea581cd 100644
--- a/indra/newview/llmeshrepository.h
+++ b/indra/newview/llmeshrepository.h
@@ -307,19 +307,66 @@ public:
m404 = header.has("404");
}
+private:
+
+ enum EDiskCacheFlags {
+ FLAG_SKIN = 1 << LLModel::NUM_LODS,
+ FLAG_PHYSCONVEX = 1 << (LLModel::NUM_LODS + 1),
+ FLAG_PHYSMESH = 1 << (LLModel::NUM_LODS + 2),
+ };
+public:
+ U32 getFlags()
+ {
+ U32 flags = 0;
+ for (U32 i = 0; i < LLModel::NUM_LODS; i++)
+ {
+ if (mLodInCache[i])
+ {
+ flags |= 1 << i;
+ }
+ }
+ if (mSkinInCache)
+ {
+ flags |= FLAG_SKIN;
+ }
+ if (mPhysicsConvexInCache)
+ {
+ flags |= FLAG_PHYSCONVEX;
+ }
+ if (mPhysicsMeshInCache)
+ {
+ flags |= FLAG_PHYSMESH;
+ }
+ return flags;
+ }
+
+ void setFromFlags(U32 flags)
+ {
+ for (U32 i = 0; i < LLModel::NUM_LODS; i++)
+ {
+ mLodInCache[i] = (flags & (1 << i)) != 0;
+ }
+ mSkinInCache = (flags & FLAG_SKIN) != 0;
+ mPhysicsConvexInCache = (flags & FLAG_PHYSCONVEX) != 0;
+ mPhysicsMeshInCache = (flags & FLAG_PHYSMESH) != 0;
+ }
S32 mVersion = -1;
S32 mSkinOffset = -1;
S32 mSkinSize = -1;
+ bool mSkinInCache = false;
S32 mPhysicsConvexOffset = -1;
S32 mPhysicsConvexSize = -1;
+ bool mPhysicsConvexInCache = false;
S32 mPhysicsMeshOffset = -1;
S32 mPhysicsMeshSize = -1;
+ bool mPhysicsMeshInCache = false;
S32 mLodOffset[LLModel::NUM_LODS] = { -1 };
S32 mLodSize[LLModel::NUM_LODS] = { -1 };
+ bool mLodInCache[LLModel::NUM_LODS] = { false };
S32 mHeaderSize = -1;
bool m404 = false;
@@ -472,7 +519,7 @@ public:
bool fetchMeshHeader(const LLVolumeParams& mesh_params, bool can_retry = true);
bool fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod, bool can_retry = true);
- EMeshProcessingResult headerReceived(const LLVolumeParams& mesh_params, U8* data, S32 data_size);
+ EMeshProcessingResult headerReceived(const LLVolumeParams& mesh_params, U8* data, S32 data_size, U32 flags = 0);
EMeshProcessingResult lodReceived(const LLVolumeParams& mesh_params, S32 lod, U8* data, S32 data_size);
bool skinInfoReceived(const LLUUID& mesh_id, U8* data, S32 data_size);
bool decompositionReceived(const LLUUID& mesh_id, U8* data, S32 data_size);
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 15:17:01 +0000