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Reduce cost of joint lookups by reducing string allocations via use of std::string_view and heterogeneous map lookups (#3970)

master
Ansariel Hiller 2025-04-25 19:52:38 +02:00 committed by GitHub
parent 3e5f4fd0c4
commit 10a324a103
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
20 changed files with 66 additions and 68 deletions
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4
indra/llappearance/llavatarappearance.h
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@ -138,7 +138,7 @@ public:
LLVector3 mHeadOffset{}; // current head position
LLAvatarJoint* mRoot{ nullptr };
typedef std::map<std::string, LLJoint*> joint_map_t;
typedef std::map<std::string, LLJoint*, std::less<>> joint_map_t;
joint_map_t mJointMap;
typedef std::map<std::string, LLVector3> joint_state_map_t;
@ -151,7 +151,7 @@ public:
public:
typedef std::vector<LLAvatarJoint*> avatar_joint_list_t;
const avatar_joint_list_t& getSkeleton() { return mSkeleton; }
typedef std::map<std::string, std::string> joint_alias_map_t;
typedef std::map<std::string, std::string, std::less<>> joint_alias_map_t;
const joint_alias_map_t& getJointAliases();

2
indra/llcharacter/llbvhloader.cpp
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@ -131,7 +131,7 @@ LLQuaternion::Order bvhStringToOrder( char *str )
// LLBVHLoader()
//-----------------------------------------------------------------------------
LLBVHLoader::LLBVHLoader(const char* buffer, ELoadStatus &loadStatus, S32 &errorLine, std::map<std::string, std::string>& joint_alias_map )
LLBVHLoader::LLBVHLoader(const char* buffer, ELoadStatus &loadStatus, S32 &errorLine, std::map<std::string, std::string, std::less<>>& joint_alias_map )
{
reset();
errorLine = 0;

2
indra/llcharacter/llbvhloader.h
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@ -227,7 +227,7 @@ class LLBVHLoader
friend class LLKeyframeMotion;
public:
// Constructor
LLBVHLoader(const char* buffer, ELoadStatus &loadStatus, S32 &errorLine, std::map<std::string, std::string>& joint_alias_map );
LLBVHLoader(const char* buffer, ELoadStatus &loadStatus, S32 &errorLine, std::map<std::string, std::string, std::less<>>& joint_alias_map );
~LLBVHLoader();
/*

7
indra/llcharacter/llcharacter.cpp
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@ -77,12 +77,11 @@ LLCharacter::~LLCharacter()
//-----------------------------------------------------------------------------
// getJoint()
//-----------------------------------------------------------------------------
LLJoint *LLCharacter::getJoint( const std::string &name )
LLJoint* LLCharacter::getJoint(std::string_view name)
{
LLJoint* joint = NULL;
LLJoint* joint = nullptr;
LLJoint *root = getRootJoint();
if (root)
if (LLJoint* root = getRootJoint())
{
joint = root->findJoint(name);
}

2
indra/llcharacter/llcharacter.h
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@ -76,7 +76,7 @@ public:
// get the specified joint
// default implementation does recursive search,
// subclasses may optimize/cache results.
virtual LLJoint *getJoint( const std::string &name );
virtual LLJoint* getJoint(std::string_view name);
// get the position of the character
virtual LLVector3 getCharacterPosition() = 0;

7
indra/llcharacter/lljoint.cpp
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@ -242,21 +242,20 @@ LLJoint *LLJoint::getRoot()
//-----------------------------------------------------------------------------
// findJoint()
//-----------------------------------------------------------------------------
LLJoint *LLJoint::findJoint( const std::string &name )
LLJoint* LLJoint::findJoint(std::string_view name)
{
if (name == getName())
return this;
for (LLJoint* joint : mChildren)
{
LLJoint *found = joint->findJoint(name);
if (found)
if (LLJoint* found = joint->findJoint(name))
{
return found;
}
}
return NULL;
return nullptr;
}

2
indra/llcharacter/lljoint.h
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@ -222,7 +222,7 @@ public:
LLJoint *getRoot();
// search for child joints by name
LLJoint *findJoint( const std::string &name );
LLJoint* findJoint(std::string_view name);
// add/remove children
void addChild( LLJoint *joint );

2
indra/llprimitive/lldaeloader.cpp
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@ -880,7 +880,7 @@ LLDAELoader::LLDAELoader(
void* opaque_userdata,
JointTransformMap& jointTransformMap,
JointNameSet& jointsFromNodes,
std::map<std::string, std::string>& jointAliasMap,
std::map<std::string, std::string, std::less<>>& jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit,
bool preprocess)

26
indra/llprimitive/lldaeloader.h
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@ -47,19 +47,19 @@ public:
dae_model_map mModelsMap;
LLDAELoader(
std::string filename,
S32 lod,
LLModelLoader::load_callback_t load_cb,
LLModelLoader::joint_lookup_func_t joint_lookup_func,
LLModelLoader::texture_load_func_t texture_load_func,
LLModelLoader::state_callback_t state_cb,
void* opaque_userdata,
JointTransformMap& jointTransformMap,
JointNameSet& jointsFromNodes,
std::map<std::string, std::string>& jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit,
bool preprocess);
std::string filename,
S32 lod,
LLModelLoader::load_callback_t load_cb,
LLModelLoader::joint_lookup_func_t joint_lookup_func,
LLModelLoader::texture_load_func_t texture_load_func,
LLModelLoader::state_callback_t state_cb,
void* opaque_userdata,
JointTransformMap& jointTransformMap,
JointNameSet& jointsFromNodes,
std::map<std::string, std::string, std::less<>>& jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit,
bool preprocess);
virtual ~LLDAELoader() ;
virtual bool OpenFile(const std::string& filename);

26
indra/llprimitive/llgltfloader.cpp
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@ -66,19 +66,19 @@ static const std::string lod_suffix[LLModel::NUM_LODS] =
};
LLGLTFLoader::LLGLTFLoader(std::string filename,
S32 lod,
LLModelLoader::load_callback_t load_cb,
LLModelLoader::joint_lookup_func_t joint_lookup_func,
LLModelLoader::texture_load_func_t texture_load_func,
LLModelLoader::state_callback_t state_cb,
void * opaque_userdata,
JointTransformMap & jointTransformMap,
JointNameSet & jointsFromNodes,
std::map<std::string, std::string> &jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit) //,
//bool preprocess)
LLGLTFLoader::LLGLTFLoader(std::string filename,
S32 lod,
LLModelLoader::load_callback_t load_cb,
LLModelLoader::joint_lookup_func_t joint_lookup_func,
LLModelLoader::texture_load_func_t texture_load_func,
LLModelLoader::state_callback_t state_cb,
void * opaque_userdata,
JointTransformMap & jointTransformMap,
JointNameSet & jointsFromNodes,
std::map<std::string, std::string, std::less<>> & jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit) //,
//bool preprocess)
: LLModelLoader( filename,
lod,
load_cb,

24
indra/llprimitive/llgltfloader.h
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@ -121,18 +121,18 @@ class LLGLTFLoader : public LLModelLoader
typedef std::map<std::string, LLImportMaterial> material_map;
LLGLTFLoader(std::string filename,
S32 lod,
LLModelLoader::load_callback_t load_cb,
LLModelLoader::joint_lookup_func_t joint_lookup_func,
LLModelLoader::texture_load_func_t texture_load_func,
LLModelLoader::state_callback_t state_cb,
void * opaque_userdata,
JointTransformMap & jointTransformMap,
JointNameSet & jointsFromNodes,
std::map<std::string, std::string> &jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit); //,
//bool preprocess );
S32 lod,
LLModelLoader::load_callback_t load_cb,
LLModelLoader::joint_lookup_func_t joint_lookup_func,
LLModelLoader::texture_load_func_t texture_load_func,
LLModelLoader::state_callback_t state_cb,
void * opaque_userdata,
JointTransformMap & jointTransformMap,
JointNameSet & jointsFromNodes,
std::map<std::string, std::string,std::less<>> &jointAliasMap,
U32 maxJointsPerMesh,
U32 modelLimit); //,
//bool preprocess );
virtual ~LLGLTFLoader();
virtual bool OpenFile(const std::string &filename);

2
indra/llprimitive/llmodelloader.h
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@ -36,7 +36,7 @@ class LLJoint;
typedef std::map<std::string, LLMatrix4> JointTransformMap;
typedef std::map<std::string, LLMatrix4>::iterator JointTransformMapIt;
typedef std::map<std::string, std::string> JointMap;
typedef std::map<std::string, std::string, std::less<>> JointMap;
typedef std::deque<std::string> JointNameSet;
const S32 SLM_SUPPORTED_VERSION = 3;

4
indra/newview/llfloaterbvhpreview.cpp
View File

@ -179,7 +179,7 @@ void LLFloaterBvhPreview::setAnimCallbacks()
getChild<LLUICtrl>("ease_out_time")->setValidateBeforeCommit( boost::bind(&LLFloaterBvhPreview::validateEaseOut, this, _1));
}
std::map <std::string, std::string> LLFloaterBvhPreview::getJointAliases()
std::map<std::string, std::string, std::less<>> LLFloaterBvhPreview::getJointAliases()
{
LLPointer<LLVOAvatar> av = (LLVOAvatar*)mAnimPreview->getDummyAvatar();
return av->getJointAliases();
@ -252,7 +252,7 @@ bool LLFloaterBvhPreview::postBuild()
ELoadStatus load_status = E_ST_OK;
S32 line_number = 0;
std::map<std::string, std::string> joint_alias_map = getJointAliases();
auto joint_alias_map = getJointAliases();
loaderp = new LLBVHLoader(file_buffer, load_status, line_number, joint_alias_map);
std::string status = getString(STATUS[load_status]);

2
indra/newview/llfloaterbvhpreview.h
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@ -108,7 +108,7 @@ public:
S32 status, LLExtStat ext_status);
private:
void setAnimCallbacks() ;
std::map <std::string, std::string> getJointAliases();
std::map<std::string, std::string, std::less<>> getJointAliases();
protected:

2
indra/newview/llfloatermodelpreview.cpp
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@ -1488,7 +1488,7 @@ void LLFloaterModelPreview::updateAvatarTab(bool highlight_overrides)
{
// Populate table
std::map<std::string, std::string> joint_alias_map;
std::map<std::string, std::string, std::less<>> joint_alias_map;
mModelPreview->getJointAliases(joint_alias_map);
S32 conflicts = 0;

2
indra/newview/llmodelpreview.cpp
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@ -781,7 +781,7 @@ void LLModelPreview::loadModel(std::string filename, S32 lod, bool force_disable
mLODFile[lod] = filename;
std::map<std::string, std::string> joint_alias_map;
std::map<std::string, std::string, std::less<>> joint_alias_map;
getJointAliases(joint_alias_map);
LLHandle<LLModelPreview> preview_handle = getHandle();

8
indra/newview/llvoavatar.cpp
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@ -6306,13 +6306,13 @@ const LLUUID& LLVOAvatar::getID() const
// getJoint()
//-----------------------------------------------------------------------------
// RN: avatar joints are multi-rooted to include screen-based attachments
LLJoint *LLVOAvatar::getJoint( const std::string &name )
LLJoint* LLVOAvatar::getJoint(std::string_view name)
{
joint_map_t::iterator iter = mJointMap.find(name);
LLJoint* jointp = NULL;
LLJoint* jointp = nullptr;
if (iter == mJointMap.end() || iter->second == NULL)
if (iter == mJointMap.end() || iter->second == nullptr)
{ //search for joint and cache found joint in lookup table
if (mJointAliasMap.empty())
{
@ -6329,7 +6329,7 @@ LLJoint *LLVOAvatar::getJoint( const std::string &name )
canonical_name = name;
}
jointp = mRoot->findJoint(canonical_name);
mJointMap[name] = jointp;
mJointMap[std::string(name)] = jointp;
}
else
{ //return cached pointer

2
indra/newview/llvoavatar.h
View File

@ -202,7 +202,7 @@ public:
void startDefaultMotions();
void dumpAnimationState();
virtual LLJoint* getJoint(const std::string &name);
virtual LLJoint* getJoint(std::string_view name);
LLJoint* getJoint(S32 num);
//if you KNOW joint_num is a valid animated joint index, use getSkeletonJoint for efficiency

6
indra/newview/llvoavatarself.cpp
View File

@ -695,17 +695,17 @@ void LLVOAvatarSelf::idleUpdate(LLAgent &agent, const F64 &time)
}
// virtual
LLJoint *LLVOAvatarSelf::getJoint(const std::string &name)
LLJoint* LLVOAvatarSelf::getJoint(std::string_view name)
{
std::lock_guard lock(mJointMapMutex);
LLJoint *jointp = NULL;
LLJoint* jointp = nullptr;
jointp = LLVOAvatar::getJoint(name);
if (!jointp && mScreenp)
{
jointp = mScreenp->findJoint(name);
if (jointp)
{
mJointMap[name] = jointp;
mJointMap[std::string(name)] = jointp;
}
}
if (jointp && jointp != mScreenp && jointp != mRoot)

2
indra/newview/llvoavatarself.h
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@ -90,7 +90,7 @@ public:
/*virtual*/ bool hasMotionFromSource(const LLUUID& source_id);
/*virtual*/ void stopMotionFromSource(const LLUUID& source_id);
/*virtual*/ void requestStopMotion(LLMotion* motion);
/*virtual*/ LLJoint* getJoint(const std::string &name);
/*virtual*/ LLJoint* getJoint(std::string_view name);
/*virtual*/ void renderJoints();