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a few modifications to BulletMultiThreaded, add 'setNumTasks' to interface, reorganize DMA transfers to allow larger btBroadphaseProxy size

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This commit is contained in:
erwin.coumans 2008-10-11 00:01:08 +00:00
parent 512c0f167e
commit b6f0434832
5 changed files with 27 additions and 33 deletions
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4
src/BulletMultiThreaded/SequentialThreadSupport.cpp
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@ -87,3 +87,7 @@ void SequentialThreadSupport::stopSPU()
m_activeSpuStatus.clear();
}
void SequentialThreadSupport::setNumTasks(int numTasks)
{
printf("SequentialThreadSupport::setNumTasks(%d) is not implemented and has no effect\n",numTasks);
}

2
src/BulletMultiThreaded/SequentialThreadSupport.h
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@ -78,6 +78,8 @@ public:
///tell the task scheduler we are done with the SPU tasks
virtual void stopSPU();
virtual void setNumTasks(int numTasks);
};
#endif //SEQUENTIAL_THREAD_SUPPORT_H

1
src/BulletMultiThreaded/SpuGatheringCollisionDispatcher.cpp
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@ -213,4 +213,3 @@ void SpuGatheringCollisionDispatcher::dispatchAllCollisionPairs(btOverlappingPai
btCollisionDispatcher::dispatchAllCollisionPairs(pairCache,dispatchInfo,dispatcher);
}
}

49
src/BulletMultiThreaded/SpuNarrowPhaseCollisionTask/SpuGatheringCollisionTask.cpp
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@ -50,7 +50,7 @@
#define SPE_CACHELINE_SIZE 128
#define SPE_CACHE_SET_TAGID(set) 15
///make sure that spe_cache.h is below those defines!
#include "spe_cache.h"
#include "software_cache/cache/include/spe_cache.h"
int g_CacheMisses=0;
@ -101,8 +101,8 @@ bool gUseEpa = false;
///Make sure no destructors are called on this memory
struct CollisionTask_LocalStoreMemory
{
ATTRIBUTE_ALIGNED16(char bufferProxy0[16]);
ATTRIBUTE_ALIGNED16(char bufferProxy1[16]);
ATTRIBUTE_ALIGNED16(char bufferProxy0[sizeof(btBroadphaseProxy)+16]);
ATTRIBUTE_ALIGNED16(char bufferProxy1[sizeof(btBroadphaseProxy)+16]);
ATTRIBUTE_ALIGNED16(btBroadphaseProxy* gProxyPtr0);
ATTRIBUTE_ALIGNED16(btBroadphaseProxy* gProxyPtr1);
@ -901,18 +901,9 @@ void processCollisionTask(void* userPtr, void* lsMemPtr)
if (userInfo == 2 && pair.m_algorithm && pair.m_pProxy0 && pair.m_pProxy1)
{
dmaSize = sizeof(SpuContactManifoldCollisionAlgorithm);
dmaPpuAddress2 = (ppu_address_t)pair.m_algorithm;
cellDmaGet(&lsMem.gSpuContactManifoldAlgo, dmaPpuAddress2 , dmaSize, DMA_TAG(1), 0, 0);
//cellDmaWaitTagStatusAll(DMA_MASK(1));
dmaSize = sizeof(SpuContactManifoldCollisionAlgorithm);
dmaPpuAddress2 = (ppu_address_t)pair.m_algorithm;
cellDmaGet(&lsMem.gSpuContactManifoldAlgo, dmaPpuAddress2 , dmaSize, DMA_TAG(1), 0, 0);
//snPause();
@ -922,27 +913,21 @@ void processCollisionTask(void* userPtr, void* lsMemPtr)
dmaSize = sizeof(btBroadphaseProxy);
dmaPpuAddress2 = (ppu_address_t)pair.m_pProxy0;
//stallingUnalignedDmaSmallGet(lsMem.gProxyPtr0, dmaPpuAddress2 , dmaSize);
void* tmpPtr = cellDmaSmallGetReadOnly(&lsMem.bufferProxy0, dmaPpuAddress2 , dmaSize,DMA_TAG(1), 0, 0);
lsMem.gProxyPtr0 = (btBroadphaseProxy*) tmpPtr;
lsMem.gProxyPtr0 = (btBroadphaseProxy*) lsMem.bufferProxy0;
stallingUnalignedDmaSmallGet(lsMem.gProxyPtr0, dmaPpuAddress2 , dmaSize);
dmaSize = sizeof(btBroadphaseProxy);
dmaPpuAddress2 = (ppu_address_t)pair.m_pProxy1;
tmpPtr = cellDmaSmallGetReadOnly(&lsMem.bufferProxy1, dmaPpuAddress2 , dmaSize,DMA_TAG(1), 0, 0);
lsMem.gProxyPtr1 = (btBroadphaseProxy*)tmpPtr;
cellDmaWaitTagStatusAll(DMA_MASK(1));
collisionPairInput.m_persistentManifoldPtr = (ppu_address_t) lsMem.gSpuContactManifoldAlgo.getContactManifoldPtr();
collisionPairInput.m_isSwapped = false;
dmaSize = sizeof(btBroadphaseProxy);
dmaPpuAddress2 = (ppu_address_t)pair.m_pProxy1;
lsMem.gProxyPtr1 = (btBroadphaseProxy*) lsMem.bufferProxy1;
stallingUnalignedDmaSmallGet(lsMem.gProxyPtr1, dmaPpuAddress2 , dmaSize);
//btCollisionObject* colObj0 = (btCollisionObject*)gProxy0.m_clientObject;
//btCollisionObject* colObj1 = (btCollisionObject*)gProxy1.m_clientObject;
if (1)
{
@ -968,7 +953,7 @@ void processCollisionTask(void* userPtr, void* lsMemPtr)
cellDmaWaitTagStatusAll(DMA_MASK(1));
//??cellDmaWaitTagStatusAll(DMA_MASK(1));
if (1)

4
src/BulletMultiThreaded/btThreadSupportInterface.h
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@ -37,6 +37,10 @@ public:
///tell the task scheduler we are done with the SPU tasks
virtual void stopSPU()=0;
///tell the task scheduler to use no more than numTasks tasks
virtual void setNumTasks(int numTasks)=0;
};
#endif //THREAD_SUPPORT_INTERFACE_H