btThreads.cpp File Reference

#include "btThreads.h"
#include "btQuickprof.h"
#include <algorithm>

Go to the source code of this file.

Classes
struct	ThreadsafeCounter
class	btTaskSchedulerSequential

Macros
#define	THREAD_LOCAL_STATIC   static
#define	BT_DETECT_BAD_THREAD_INDEX   0

Functions
unsigned int	btGetCurrentThreadIndex ()
bool	btIsMainThread ()
void	btResetThreadIndexCounter ()
void	btPushThreadsAreRunning ()
void	btPopThreadsAreRunning ()
bool	btThreadsAreRunning ()
void	btSetTaskScheduler (btITaskScheduler *ts)
btITaskScheduler *	btGetTaskScheduler ()
void	btParallelFor (int iBegin, int iEnd, int grainSize, const btIParallelForBody &body)
btScalar	btParallelSum (int iBegin, int iEnd, int grainSize, const btIParallelSumBody &body)
btITaskScheduler *	btGetSequentialTaskScheduler ()
btITaskScheduler *	btGetOpenMPTaskScheduler ()
btITaskScheduler *	btGetTBBTaskScheduler ()
btITaskScheduler *	btGetPPLTaskScheduler ()

Variables
static btITaskScheduler *	gBtTaskScheduler =0
static int	gThreadsRunningCounter = 0
static btSpinMutex	gThreadsRunningCounterMutex
static ThreadsafeCounter	gThreadCounter

Macro Definition Documentation

BT_DETECT_BAD_THREAD_INDEX

#define BT_DETECT_BAD_THREAD_INDEX   0

Definition at line 274 of file btThreads.cpp.

THREAD_LOCAL_STATIC

#define THREAD_LOCAL_STATIC   static

Definition at line 212 of file btThreads.cpp.

Referenced by btGetCurrentThreadIndex().

Function Documentation

btGetCurrentThreadIndex()

unsigned int btGetCurrentThreadIndex

(

)

Definition at line 290 of file btThreads.cpp.

References BT_MAX_THREAD_COUNT, btAssert, btGetCurrentThreadIndex(), gBtTaskScheduler, ThreadsafeCounter::getNext(), gThreadCounter, THREAD_LOCAL_STATIC, and U.

Referenced by btGetCurrentThreadIndex(), btIsMainThread(), btQuickprofGetCurrentThreadIndex2(), btSetTaskScheduler(), btCollisionDispatcherMt::getNewManifold(), and btDbvtBroadphase::rayTest().

btGetOpenMPTaskScheduler()

btITaskScheduler * btGetOpenMPTaskScheduler

(

)

Definition at line 762 of file btThreads.cpp.

References btGetOpenMPTaskScheduler().

Referenced by btGetOpenMPTaskScheduler().

btGetPPLTaskScheduler()

btITaskScheduler * btGetPPLTaskScheduler

(

)

Definition at line 784 of file btThreads.cpp.

References btGetPPLTaskScheduler().

Referenced by btGetPPLTaskScheduler().

btGetSequentialTaskScheduler()

btITaskScheduler * btGetSequentialTaskScheduler

(

)

Definition at line 755 of file btThreads.cpp.

References btGetSequentialTaskScheduler().

Referenced by btGetSequentialTaskScheduler().

btGetTaskScheduler()

btITaskScheduler * btGetTaskScheduler

(

)

Definition at line 407 of file btThreads.cpp.

References btGetTaskScheduler(), and gBtTaskScheduler.

Referenced by btCollisionDispatcherMt::btCollisionDispatcherMt(), btGetTaskScheduler(), and writeGrainSizes().

btGetTBBTaskScheduler()

btITaskScheduler * btGetTBBTaskScheduler

(

)

Definition at line 773 of file btThreads.cpp.

References btGetTBBTaskScheduler().

Referenced by btGetTBBTaskScheduler().

btIsMainThread()

bool btIsMainThread

(

)

Definition at line 324 of file btThreads.cpp.

References btGetCurrentThreadIndex(), and btIsMainThread().

Referenced by btIsMainThread(), and btResetThreadIndexCounter().

btParallelFor()

void btParallelFor	(	int	iBegin,
		int	iEnd,
		int	grainSize,
		const btIParallelForBody &	body )

Definition at line 412 of file btThreads.cpp.

References BT_MAX_THREAD_COUNT, btAssert, btParallelFor(), btThreadsAreRunning(), btIParallelForBody::forLoop(), gBtTaskScheduler, i, and btITaskScheduler::parallelFor().

Referenced by allocAllContactConstraints(), btParallelFor(), btCollisionDispatcherMt::dispatchAllCollisionPairs(), expandConstraintRowsMt(), initBatchedConstraintInfo(), btSimulationIslandManagerMt::parallelIslandDispatch(), setupAllContactConstraints(), setupSpatialGridBatchesMt(), updateConstraintBatchIdsForMergesMt(), and writeOutConstraintIndicesMt().

btParallelSum()

btScalar btParallelSum	(	int	iBegin,
		int	iEnd,
		int	grainSize,
		const btIParallelSumBody &	body )

Definition at line 439 of file btThreads.cpp.

References BT_MAX_THREAD_COUNT, btAssert, btParallelSum(), btThreadsAreRunning(), gBtTaskScheduler, i, btITaskScheduler::parallelSum(), and btIParallelSumBody::sumLoop().

Referenced by btParallelSum(), resolveAllContactConstraints(), resolveAllContactConstraintsInterleaved(), resolveAllContactFrictionConstraints(), resolveAllJointConstraints(), and resolveAllRollingFrictionConstraints().

btPopThreadsAreRunning()

void btPopThreadsAreRunning

(

)

Definition at line 374 of file btThreads.cpp.

References btPopThreadsAreRunning(), gThreadsRunningCounter, gThreadsRunningCounterMutex, btSpinMutex::lock(), and btSpinMutex::unlock().

Referenced by btPopThreadsAreRunning().

btPushThreadsAreRunning()

void btPushThreadsAreRunning

(

)

Definition at line 367 of file btThreads.cpp.

References btPushThreadsAreRunning(), gThreadsRunningCounter, gThreadsRunningCounterMutex, btSpinMutex::lock(), and btSpinMutex::unlock().

Referenced by btPushThreadsAreRunning().

btResetThreadIndexCounter()

void btResetThreadIndexCounter

(

)

Definition at line 329 of file btThreads.cpp.

References btAssert, btIsMainThread(), btResetThreadIndexCounter(), gThreadCounter, and ThreadsafeCounter::mCounter.

Referenced by btResetThreadIndexCounter().

btSetTaskScheduler()

void btSetTaskScheduler

(

btITaskScheduler *

ts

)

Definition at line 386 of file btThreads.cpp.

References btITaskScheduler::activate(), btAssert, btGetCurrentThreadIndex(), btSetTaskScheduler(), btITaskScheduler::deactivate(), and gBtTaskScheduler.

Referenced by btSetTaskScheduler().

btThreadsAreRunning()

bool btThreadsAreRunning

(

)

Definition at line 381 of file btThreads.cpp.

References btThreadsAreRunning(), and gThreadsRunningCounter.

Referenced by btParallelFor(), btParallelSum(), and btThreadsAreRunning().

Variable Documentation

gBtTaskScheduler

btITaskScheduler* gBtTaskScheduler =0

static

Definition at line 244 of file btThreads.cpp.

Referenced by btGetCurrentThreadIndex(), btGetTaskScheduler(), btParallelFor(), btParallelSum(), and btSetTaskScheduler().

gThreadCounter

ThreadsafeCounter gThreadCounter

static

Definition at line 247 of file btThreads.cpp.

Referenced by btITaskScheduler::activate(), btGetCurrentThreadIndex(), btResetThreadIndexCounter(), and btITaskScheduler::deactivate().

gThreadsRunningCounter

int gThreadsRunningCounter = 0

static

Definition at line 245 of file btThreads.cpp.

Referenced by btPopThreadsAreRunning(), btPushThreadsAreRunning(), and btThreadsAreRunning().

gThreadsRunningCounterMutex

btSpinMutex gThreadsRunningCounterMutex

static

Definition at line 246 of file btThreads.cpp.

Referenced by btPopThreadsAreRunning(), and btPushThreadsAreRunning().