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add option to compile benchmark using BulletMultiThreaded (for now the option is only tested on Windows)

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erwin.coumans
2010-02-08 23:50:33 +00:00
parent 7d4e2873e2
commit f567130d78
6 changed files with 247 additions and 102 deletions
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42
Demos/Benchmarks/BenchmarkDemo.cpp
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@@ -34,7 +34,15 @@ subject to the following restrictions:
#include "BulletCollision/CollisionDispatch/btSimulationIslandManager.h"
#ifdef USE_PARALLEL_DISPATCHER_BENCHMARK
#include "BulletMultiThreaded/Win32ThreadSupport.h"
#include "BulletMultiThreaded/SpuGatheringCollisionDispatcher.h"
#endif
#ifdef USE_PARALLEL_SOLVER_BENCHMARK
#include "BulletMultiThreaded/btParallelConstraintSolver.h"
#endif
class btRaycastBar2
{
@@ -285,20 +293,20 @@ void BenchmarkDemo::initPhysics()
///use the default collision dispatcher. For parallel processing you can use a diffent dispatcher (see Extras/BulletMultiThreaded)
m_dispatcher = new btCollisionDispatcher(m_collisionConfiguration);
#if 0
SequentialThreadSupport::SequentialThreadConstructionInfo sci("spuCD",
processCollisionTask,
createCollisionLocalStoreMemory);
#if USE_PARALLEL_DISPATCHER_BENCHMARK
SequentialThreadSupport* seq = new SequentialThreadSupport(sci);
m_dispatcher = new SpuGatheringCollisionDispatcher(seq,1,m_collisionConfiguration);
int maxNumOutstandingTasks = 4;
Win32ThreadSupport* threadSupportCollision = new Win32ThreadSupport(Win32ThreadSupport::Win32ThreadConstructionInfo( "collision",processCollisionTask, createCollisionLocalStoreMemory,maxNumOutstandingTasks));
//SequentialThreadSupport::SequentialThreadConstructionInfo sci("spuCD", processCollisionTask, createCollisionLocalStoreMemory);
//SequentialThreadSupport* seq = new SequentialThreadSupport(sci);
m_dispatcher = new SpuGatheringCollisionDispatcher(threadSupportCollision,1,m_collisionConfiguration);
#endif
///the maximum size of the collision world. Make sure objects stay within these boundaries
///Don't make the world AABB size too large, it will harm simulation quality and performance
btVector3 worldAabbMin(-10000,-10000,-10000);
btVector3 worldAabbMax(10000,10000,10000);
btVector3 worldAabbMin(-1000,-1000,-1000);
btVector3 worldAabbMax(1000,1000,1000);
btHashedOverlappingPairCache* pairCache = new btHashedOverlappingPairCache();
m_overlappingPairCache = new btAxisSweep3(worldAabbMin,worldAabbMax,3500,pairCache);
@@ -306,17 +314,21 @@ void BenchmarkDemo::initPhysics()
// m_overlappingPairCache = new btDbvtBroadphase();
///the default constraint solver. For parallel processing you can use a different solver (see Extras/BulletMultiThreaded)
#ifdef USE_PARALLEL_SOLVER_BENCHMARK
btSequentialImpulseConstraintSolver* sol = new btParallelConstraintSolver;
#else
btSequentialImpulseConstraintSolver* sol = new btSequentialImpulseConstraintSolver;
#endif //USE_PARALLEL_DISPATCHER_BENCHMARK
m_solver = sol;
btDiscreteDynamicsWorld* dynamicsWorld;
m_dynamicsWorld = dynamicsWorld = new btDiscreteDynamicsWorld(m_dispatcher,m_overlappingPairCache,m_solver,m_collisionConfiguration);
dynamicsWorld->getSimulationIslandManager()->setSplitIslands(false);
dynamicsWorld->getDispatchInfo().m_useConvexConservativeDistanceUtil = true;
dynamicsWorld->getDispatchInfo().m_convexConservativeDistanceThreshold = btScalar(0.01);
dynamicsWorld->getSolverInfo().m_numIterations = 4;
m_dynamicsWorld->setGravity(btVector3(0,-10,0));
@@ -324,14 +336,14 @@ void BenchmarkDemo::initPhysics()
if (m_benchmark<5)
{
///create a few basic rigid bodies
// btCollisionShape* groundShape = new btBoxShape(btVector3(btScalar(50.),btScalar(50.),btScalar(50.)));
btCollisionShape* groundShape = new btStaticPlaneShape(btVector3(0,1,0),0);
btCollisionShape* groundShape = new btBoxShape(btVector3(btScalar(250.),btScalar(50.),btScalar(250.)));
// btCollisionShape* groundShape = new btStaticPlaneShape(btVector3(0,1,0),0);
m_collisionShapes.push_back(groundShape);
btTransform groundTransform;
groundTransform.setIdentity();
groundTransform.setOrigin(btVector3(0,0,0));
groundTransform.setOrigin(btVector3(0,-50,0));
//We can also use DemoApplication::localCreateRigidBody, but for clarity it is provided here:
{