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Added StatsVisitor to include/osg/Statistics, and usage of it in osgUtil::Optimizer.

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Added --optimize <string> option to osgconv
This commit is contained in:
Robert Osfield 2006-07-13 15:25:22 +00:00
parent 541433c7be
commit dd32e6425e
3 changed files with 226 additions and 18 deletions
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12
applications/osgconv/osgconv.cpp
View File

@ -450,6 +450,18 @@ int main( int argc, char **argv )
return 1;
}
std::string options;
while(arguments.read("--optimizer",options))
{
osg::notify(osg::NOTICE)<<"Setting "<<options<<std::endl;
setenv("OSG_OPTIMIZER",options.c_str(),1);
char* result = getenv("OSG_OPTIMIZER");
if (result) osg::notify(osg::NOTICE)<<"Got value "<<result<<std::endl;
else osg::notify(osg::NOTICE)<<"No value"<<std::endl;
}
FileNameList fileNames;
OrientationConverter oc;
bool do_convert = false;

169
include/osgUtil/Statistics
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@ -16,8 +16,16 @@
#include <osg/PrimitiveSet>
#include <osg/Drawable>
#include <osg/NodeVisitor>
#include <osg/Geode>
#include <osg/LOD>
#include <osg/Switch>
#include <osg/Geometry>
#include <osg/Transform>
#include <map>
#include <set>
#include <ostream>
namespace osgUtil {
@ -197,6 +205,167 @@ inline unsigned int Statistics::_calculate_primitives_number_by_mode(GLenum mode
}
}
/** StatsVisitor for collecting statistics about scene graph.*/
class StatsVisitor : public osg::NodeVisitor
{
public:
typedef std::set<osg::Node*> NodeSet;
typedef std::set<osg::Drawable*> DrawableSet;
StatsVisitor():
osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN),
_numInstancedGroup(0),
_numInstancedSwitch(0),
_numInstancedLOD(0),
_numInstancedTransform(0),
_numInstancedGeode(0),
_numInstancedDrawable(0),
_numInstancedGeometry(0) {}
void reset()
{
_numInstancedGroup = 0;
_numInstancedSwitch = 0;
_numInstancedLOD = 0;
_numInstancedTransform = 0;
_numInstancedGeode = 0;
_numInstancedDrawable = 0;
_numInstancedGeometry = 0;
_groupSet.clear();
_transformSet.clear();
_lodSet.clear();
_switchSet.clear();
_geodeSet.clear();
_drawableSet.clear();
_geometrySet.clear();
_uniqueStats.reset();
_instancedStats.reset();
}
void apply(osg::Group& node)
{
++_numInstancedGroup;
_groupSet.insert(&node);
traverse(node);
}
void apply(osg::Transform& node)
{
++_numInstancedTransform;
_transformSet.insert(&node);
traverse(node);
}
void apply(osg::LOD& node)
{
++_numInstancedLOD;
_lodSet.insert(&node);
traverse(node);
}
void apply(osg::Switch& node)
{
++_numInstancedSwitch;
_switchSet.insert(&node);
traverse(node);
}
void apply(osg::Geode& node)
{
++_numInstancedGeode;
_geodeSet.insert(&node);
for(unsigned int i=0; i<node.getNumDrawables();++i)
{
apply(*node.getDrawable(i));
}
traverse(node);
}
void apply(osg::Drawable& drawable)
{
++_numInstancedDrawable;
drawable.accept(_instancedStats);
_drawableSet.insert(&drawable);
osg::Geometry* geometry = dynamic_cast<osg::Geometry*>(&drawable);
if (geometry)
{
++_numInstancedGeometry;
_geometrySet.insert(geometry);
}
}
void totalUpStats()
{
_uniqueStats.reset();
for(DrawableSet::iterator itr = _drawableSet.begin();
itr != _drawableSet.end();
++itr)
{
(*itr)->accept(_uniqueStats);
}
}
void print(std::ostream& out)
{
unsigned int unique_primitives = 0;
osgUtil::Statistics::PrimitiveCountMap::iterator pcmitr;
for(pcmitr = _uniqueStats.GetPrimitivesBegin();
pcmitr != _uniqueStats.GetPrimitivesEnd();
++pcmitr)
{
unique_primitives += pcmitr->second;
}
unsigned int instanced_primitives = 0;
for(pcmitr = _instancedStats.GetPrimitivesBegin();
pcmitr != _instancedStats.GetPrimitivesEnd();
++pcmitr)
{
instanced_primitives += pcmitr->second;
}
out<<"Object Type\t#Unique\t#Instanced"<<std::endl;
out<<"Group \t"<<_groupSet.size()<<"\t"<<_numInstancedGroup<<std::endl;
out<<"Transform \t"<<_transformSet.size()<<"\t"<<_numInstancedTransform<<std::endl;
out<<"LOD \t"<<_lodSet.size()<<"\t"<<_numInstancedLOD<<std::endl;
out<<"Switch \t"<<_switchSet.size()<<"\t"<<_numInstancedSwitch<<std::endl;
out<<"Geode \t"<<_geodeSet.size()<<"\t"<<_numInstancedGeode<<std::endl;
out<<"Drawable \t"<<_drawableSet.size()<<"\t"<<_numInstancedDrawable<<std::endl;
out<<"Geometry \t"<<_geometrySet.size()<<"\t"<<_numInstancedGeometry<<std::endl;
out<<"Vertices \t"<<_uniqueStats._vertexCount<<"\t"<<_instancedStats._vertexCount<<std::endl;
out<<"Primitives \t"<<unique_primitives<<"\t"<<instanced_primitives<<std::endl;
}
unsigned int _numInstancedGroup;
unsigned int _numInstancedSwitch;
unsigned int _numInstancedLOD;
unsigned int _numInstancedTransform;
unsigned int _numInstancedGeode;
unsigned int _numInstancedDrawable;
unsigned int _numInstancedGeometry;
NodeSet _groupSet;
NodeSet _transformSet;
NodeSet _lodSet;
NodeSet _switchSet;
NodeSet _geodeSet;
DrawableSet _drawableSet;
DrawableSet _geometrySet;
osgUtil::Statistics _uniqueStats;
osgUtil::Statistics _instancedStats;
};
}
#endif

61
src/osgUtil/Optimizer.cpp
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@ -30,6 +30,7 @@
#include <osgUtil/TransformAttributeFunctor>
#include <osgUtil/TriStripVisitor>
#include <osgUtil/Tesselator>
#include <osgUtil/Statistics>
#include <typeinfo>
#include <algorithm>
@ -38,23 +39,22 @@
using namespace osgUtil;
void Optimizer::reset()
{
}
static osg::ApplicationUsageProxy Optimizer_e0(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_OPTIMIZER \"<type> [<type>]\"","OFF | DEFAULT | FLATTEN_STATIC_TRANSFORMS | REMOVE_REDUNDANT_NODES | COMBINE_ADJACENT_LODS | SHARE_DUPLICATE_STATE | MERGE_GEOMETRY | SPATIALIZE_GROUPS | COPY_SHARED_NODES | TRISTRIP_GEOMETRY | OPTIMIZE_TEXTURE_SETTINGS | REMOVE_LOADED_PROXY_NODES | TESSELATE_GEOMETRY | CHECK_GEOMETRY");
static osg::ApplicationUsageProxy Optimizer_e0(osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE,"OSG_OPTIMIZER \"<type> [<type>]\"","OFF | DEFAULT | FLATTEN_STATIC_TRANSFORMS | REMOVE_REDUNDANT_NODES | COMBINE_ADJACENT_LODS | SHARE_DUPLICATE_STATE | MERGE_GEOMETRY | MERGE_GEODES | SPATIALIZE_GROUPS | COPY_SHARED_NODES | TRISTRIP_GEOMETRY | OPTIMIZE_TEXTURE_SETTINGS | REMOVE_LOADED_PROXY_NODES | TESSELATE_GEOMETRY | CHECK_GEOMETRY");
void Optimizer::optimize(osg::Node* node)
{
unsigned int options = 0;
const char* env = getenv("OSG_OPTIMIZER");
if (env)
{
std::string str(env);
if(str.find("OFF")!=std::string::npos) options = 0;
if(str.find("~DEFAULT")!=std::string::npos) options ^= DEFAULT_OPTIMIZATIONS;
@ -106,10 +106,21 @@ void Optimizer::optimize(osg::Node* node)
}
optimize(node,options);
}
void Optimizer::optimize(osg::Node* node, unsigned int options)
{
StatsVisitor stats;
if (osg::getNotifyLevel()>=osg::INFO)
{
node->accept(stats);
stats.totalUpStats();
osg::notify(osg::NOTICE)<<std::endl<<"Stats before:"<<std::endl;
stats.print(osg::notify(osg::NOTICE));
}
if (options & TESSELATE_GEOMETRY)
{
osg::notify(osg::INFO)<<"Optimizer::optimize() doing TESSELATE_GEOMETRY"<<std::endl;
@ -189,20 +200,6 @@ void Optimizer::optimize(osg::Node* node, unsigned int options)
}
if (options & REMOVE_REDUNDANT_NODES)
{
osg::notify(osg::INFO)<<"Optimizer::optimize() doing REMOVE_REDUNDANT_NODES"<<std::endl;
RemoveEmptyNodesVisitor renv(this);
node->accept(renv);
renv.removeEmptyNodes();
RemoveRedundantNodesVisitor rrnv(this);
node->accept(rrnv);
rrnv.removeRedundantNodes();
}
if (options & MERGE_GEODES)
{
osg::notify(osg::INFO)<<"Optimizer::optimize() doing MERGE_GEODES"<<std::endl;
@ -237,6 +234,20 @@ void Optimizer::optimize(osg::Node* node, unsigned int options)
tsv.stripify();
}
if (options & REMOVE_REDUNDANT_NODES)
{
osg::notify(osg::INFO)<<"Optimizer::optimize() doing REMOVE_REDUNDANT_NODES"<<std::endl;
RemoveEmptyNodesVisitor renv(this);
node->accept(renv);
renv.removeEmptyNodes();
RemoveRedundantNodesVisitor rrnv(this);
node->accept(rrnv);
rrnv.removeRedundantNodes();
}
if (options & SPATIALIZE_GROUPS)
{
osg::notify(osg::INFO)<<"Optimizer::optimize() doing SPATIALIZE_GROUPS"<<std::endl;
@ -246,6 +257,14 @@ void Optimizer::optimize(osg::Node* node, unsigned int options)
sv.divide();
}
if (osg::getNotifyLevel()>=osg::INFO)
{
stats.reset();
node->accept(stats);
stats.totalUpStats();
osg::notify(osg::NOTICE)<<std::endl<<"Stats after:"<<std::endl;
stats.print(osg::notify(osg::NOTICE));
}
}
@ -2533,11 +2552,16 @@ bool Optimizer::MergeGeodesVisitor::mergeGeodes(osg::Group& group)
}
}
if (geodeDuplicateMap.empty()) return false;
// osg::notify(osg::NOTICE)<<"mergeGeodes in group '"<<group.getName()<<"' "<<geodeDuplicateMap.size()<<std::endl;
// merge
for(GeodeDuplicateMap::iterator itr=geodeDuplicateMap.begin();
itr!=geodeDuplicateMap.end();
++itr)
{
// osg::notify(osg::NOTICE)<<" "<<itr->second.size()<<std::endl;
if (itr->second.size()>1)
{
osg::Geode* lhs = itr->second[0];
@ -2556,6 +2580,9 @@ bool Optimizer::MergeGeodesVisitor::mergeGeodes(osg::Group& group)
}
}
}
else
{
}
}
return true;