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add task scheduler implemented with thread support interface

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This commit is contained in:
Lunkhound
2017-05-30 00:13:17 -07:00
parent 562858251a
commit a6a0ea5f54
5 changed files with 498 additions and 5 deletions
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23
examples/MultiThreadedDemo/CommonRigidBodyMTBase.cpp
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@@ -35,6 +35,7 @@ class btCollisionShape;
#include "BulletDynamics/MLCPSolvers/btSolveProjectedGaussSeidel.h"
#include "BulletDynamics/MLCPSolvers/btDantzigSolver.h"
#include "BulletDynamics/MLCPSolvers/btLemkeSolver.h"
#include "../MultiThreading/btTaskScheduler.h"
static int gNumIslands = 0;
@@ -173,7 +174,7 @@ void myParallelIslandDispatch( btAlignedObjectArray<btSimulationIslandManagerMt:
///
ATTRIBUTE_ALIGNED16( class ) MyDiscreteDynamicsWorld : public btDiscreteDynamicsWorldMt
{
typedef btDiscreteDynamicsWorld ParentClass;
typedef btDiscreteDynamicsWorldMt ParentClass;
protected:
@@ -244,6 +245,7 @@ btConstraintSolver* createSolverByType( SolverType t )
class btTaskSchedulerManager
{
btAlignedObjectArray<btITaskScheduler*> m_taskSchedulers;
btAlignedObjectArray<btITaskScheduler*> m_allocatedTaskSchedulers;
public:
btTaskSchedulerManager() {}
@@ -251,6 +253,11 @@ public:
{
addTaskScheduler( btGetSequentialTaskScheduler() );
#if BT_THREADSAFE
if ( btITaskScheduler* ts = createDefaultTaskScheduler() )
{
m_allocatedTaskSchedulers.push_back( ts );
addTaskScheduler( ts );
}
addTaskScheduler( btGetOpenMPTaskScheduler() );
addTaskScheduler( btGetTBBTaskScheduler() );
addTaskScheduler( btGetPPLTaskScheduler() );
@@ -263,9 +270,16 @@ public:
{
btSetTaskScheduler( m_taskSchedulers[ 0 ] );
}
btGetTaskScheduler()->setNumThreads( btGetTaskScheduler()->getMaxNumThreads() );
#endif // #if BT_THREADSAFE
}
void shutdown()
{
for ( int i = 0; i < m_allocatedTaskSchedulers.size(); ++i )
{
delete m_allocatedTaskSchedulers[ i ];
}
m_allocatedTaskSchedulers.clear();
}
void addTaskScheduler( btITaskScheduler* ts )
{
@@ -281,8 +295,13 @@ public:
static btTaskSchedulerManager gTaskSchedulerMgr;
#if BT_THREADSAFE
static bool gMultithreadedWorld = true;
static bool gDisplayProfileInfo = true;
#else
static bool gMultithreadedWorld = false;
static bool gDisplayProfileInfo = false;
#endif
static SolverType gSolverType = SOLVER_TYPE_SEQUENTIAL_IMPULSE;
static int gSolverMode = SOLVER_SIMD |
SOLVER_USE_WARMSTARTING |

5
examples/MultiThreadedDemo/MultiThreadedDemo.cpp
View File

@@ -28,11 +28,10 @@ class btCollisionShape;
#include "btBulletCollisionCommon.h"
#define BT_OVERRIDE
static btScalar gSliderStackRows = 8.0f;
static btScalar gSliderStackColumns = 6.0f;
static btScalar gSliderStackHeight = 15.0f;
static btScalar gSliderStackHeight = 10.0f;
static btScalar gSliderGroundHorizontalAmplitude = 0.0f;
static btScalar gSliderGroundVerticalAmplitude = 0.0f;
@@ -240,7 +239,7 @@ void MultiThreadedDemo::createSceneObjects()
const btVector3 halfExtents = btVector3( 0.5f, 0.25f, 0.5f );
int numStackRows = btMax(1, int(gSliderStackRows));
int numStackCols = btMax(1, int(gSliderStackColumns));
int stackHeight = 15;
int stackHeight = int(gSliderStackHeight);
float stackZSpacing = 3.0f;
float stackXSpacing = 20.0f;