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add profiling info

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This commit is contained in:
Lunkhound 2017-05-29 23:53:35 -07:00
parent d77c3d5b68
commit 34e2c1b784
3 changed files with 25 additions and 12 deletions
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27
src/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.cpp
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@ -284,26 +284,29 @@ struct UpdaterUnconstrainedMotion : public btIParallelForBody
void btDiscreteDynamicsWorldMt::predictUnconstraintMotion( btScalar timeStep )
{
BT_PROFILE( "predictUnconstraintMotion" );
int grainSize = 50; // num of iterations per task for TBB
int bodyCount = m_nonStaticRigidBodies.size();
UpdaterUnconstrainedMotion update;
update.timeStep = timeStep;
update.rigidBodies = bodyCount ? &m_nonStaticRigidBodies[ 0 ] : NULL;
btParallelFor( 0, bodyCount, grainSize, update );
if ( m_nonStaticRigidBodies.size() > 0 )
{
UpdaterUnconstrainedMotion update;
update.timeStep = timeStep;
update.rigidBodies = &m_nonStaticRigidBodies[ 0 ];
int grainSize = 50; // num of iterations per task for task scheduler
btParallelFor( 0, m_nonStaticRigidBodies.size(), grainSize, update );
}
}
void btDiscreteDynamicsWorldMt::createPredictiveContacts( btScalar timeStep )
{
BT_PROFILE( "createPredictiveContacts" );
releasePredictiveContacts();
int grainSize = 50; // num of iterations per task for TBB or OPENMP
if ( int bodyCount = m_nonStaticRigidBodies.size() )
if ( m_nonStaticRigidBodies.size() > 0 )
{
UpdaterCreatePredictiveContacts update;
update.world = this;
update.timeStep = timeStep;
update.rigidBodies = &m_nonStaticRigidBodies[ 0 ];
btParallelFor( 0, bodyCount, grainSize, update );
int grainSize = 50; // num of iterations per task for task scheduler
btParallelFor( 0, m_nonStaticRigidBodies.size(), grainSize, update );
}
}
@ -311,14 +314,14 @@ void btDiscreteDynamicsWorldMt::createPredictiveContacts( btScalar timeStep )
void btDiscreteDynamicsWorldMt::integrateTransforms( btScalar timeStep )
{
BT_PROFILE( "integrateTransforms" );
int grainSize = 50; // num of iterations per task for TBB or OPENMP
if ( int bodyCount = m_nonStaticRigidBodies.size() )
if ( m_nonStaticRigidBodies.size() > 0 )
{
UpdaterIntegrateTransforms update;
update.world = this;
update.timeStep = timeStep;
update.rigidBodies = &m_nonStaticRigidBodies[ 0 ];
btParallelFor( 0, bodyCount, grainSize, update );
int grainSize = 50; // num of iterations per task for task scheduler
btParallelFor( 0, m_nonStaticRigidBodies.size(), grainSize, update );
}
}

2
src/BulletDynamics/Dynamics/btSimulationIslandManagerMt.cpp
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@ -548,6 +548,7 @@ void btSimulationIslandManagerMt::mergeIslands()
void btSimulationIslandManagerMt::serialIslandDispatch( btAlignedObjectArray<Island*>* islandsPtr, IslandCallback* callback )
{
BT_PROFILE( "serialIslandDispatch" );
// serial dispatch
btAlignedObjectArray<Island*>& islands = *islandsPtr;
for ( int i = 0; i < islands.size(); ++i )
@ -592,6 +593,7 @@ struct UpdateIslandDispatcher : public btIParallelForBody
void btSimulationIslandManagerMt::parallelIslandDispatch( btAlignedObjectArray<Island*>* islandsPtr, IslandCallback* callback )
{
BT_PROFILE( "parallelIslandDispatch" );
int grainSize = 1; // iterations per task
UpdateIslandDispatcher dispatcher;
dispatcher.islandsPtr = islandsPtr;

8
src/LinearMath/btThreads.cpp
View File

@ -14,6 +14,7 @@ subject to the following restrictions:
#include "btThreads.h"
#include "btQuickprof.h"
#include <algorithm> // for min and max
#if BT_THREADSAFE
@ -114,10 +115,12 @@ public:
}
virtual void parallelFor( int iBegin, int iEnd, int grainSize, const btIParallelForBody& body ) BT_OVERRIDE
{
BT_PROFILE( "parallelFor_OpenMP" );
btPushThreadsAreRunning();
#pragma omp parallel for schedule( static, 1 )
for ( int i = iBegin; i < iEnd; i += grainSize )
{
BT_PROFILE( "OpenMP_job" );
body.forLoop( i, ( std::min )( i + grainSize, iEnd ) );
}
btPopThreadsAreRunning();
@ -174,11 +177,13 @@ public:
void operator()( const tbb::blocked_range<int>& range ) const
{
BT_PROFILE( "TBB_job" );
mBody->forLoop( range.begin(), range.end() );
}
};
virtual void parallelFor( int iBegin, int iEnd, int grainSize, const btIParallelForBody& body ) BT_OVERRIDE
{
BT_PROFILE( "parallelFor_TBB" );
// TBB dispatch
BodyAdapter tbbBody;
tbbBody.mBody = &body;
@ -232,11 +237,13 @@ public:
void operator()( int i ) const
{
BT_PROFILE( "PPL_job" );
mBody->forLoop( i, ( std::min )( i + mGrainSize, mIndexEnd ) );
}
};
virtual void parallelFor( int iBegin, int iEnd, int grainSize, const btIParallelForBody& body ) BT_OVERRIDE
{
BT_PROFILE( "parallelFor_PPL" );
// PPL dispatch
BodyAdapter pplBody;
pplBody.mBody = &body;
@ -488,6 +495,7 @@ public:
virtual void setNumThreads( int numThreads ) BT_OVERRIDE {}
virtual void parallelFor( int iBegin, int iEnd, int grainSize, const btIParallelForBody& body ) BT_OVERRIDE
{
BT_PROFILE( "parallelFor_sequential" );
body.forLoop( iBegin, iEnd );
}
};