129 lines
3.6 KiB
C
129 lines
3.6 KiB
C
/*
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Bullet Continuous Collision Detection and Physics Library
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Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef SPU_GATHERING_COLLISION_TASK_H
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#define SPU_GATHERING_COLLISION_TASK_H
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#include "../PlatformDefinitions.h"
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//#define DEBUG_SPU_COLLISION_DETECTION 1
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///Task Description for SPU collision detection
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struct SpuGatherAndProcessPairsTaskDesc
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{
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uint64_t inPtr;//m_pairArrayPtr;
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//mutex variable
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uint32_t m_someMutexVariableInMainMemory;
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uint64_t m_dispatcher;
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uint32_t numOnLastPage;
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uint16_t numPages;
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uint16_t taskId;
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struct CollisionTask_LocalStoreMemory* m_lsMemory;
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}
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#if defined(__CELLOS_LV2__) || defined(USE_LIBSPE2)
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__attribute__ ((aligned (128)))
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#endif
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;
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void processCollisionTask(void* userPtr, void* lsMemory);
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void* createCollisionLocalStoreMemory();
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#if defined(USE_LIBSPE2) && defined(__SPU__)
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#include "../SpuLibspe2Support.h"
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#include <spu_intrinsics.h>
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#include <spu_mfcio.h>
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#include <SpuFakeDma.h>
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int main(unsigned long long speid, addr64 argp, addr64 envp)
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{
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printf("SPU: hello \n");
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ATTRIBUTE_ALIGNED128(btSpuStatus status);
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ATTRIBUTE_ALIGNED16( SpuGatherAndProcessPairsTaskDesc taskDesc ) ;
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unsigned int received_message = Spu_Mailbox_Event_Nothing;
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bool shutdown = false;
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cellDmaGet(&status, argp.ull, sizeof(btSpuStatus), DMA_TAG(3), 0, 0);
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cellDmaWaitTagStatusAll(DMA_MASK(3));
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status.m_status = Spu_Status_Free;
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status.m_lsMemory.p = createCollisionLocalStoreMemory();
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cellDmaLargePut(&status, argp.ull, sizeof(btSpuStatus), DMA_TAG(3), 0, 0);
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cellDmaWaitTagStatusAll(DMA_MASK(3));
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while ( btLikely( !shutdown ) )
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{
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received_message = spu_read_in_mbox();
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if( btLikely( received_message == Spu_Mailbox_Event_Task ))
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{
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printf("SPU: received Spu_Mailbox_Event_Task\n");
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// refresh the status
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cellDmaGet(&status, argp.ull, sizeof(btSpuStatus), DMA_TAG(3), 0, 0);
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cellDmaWaitTagStatusAll(DMA_MASK(3));
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btAssert(status.m_status==Spu_Status_Occupied);
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cellDmaGet(&taskDesc, status.m_taskDesc.p, sizeof(SpuGatherAndProcessPairsTaskDesc), DMA_TAG(3), 0, 0);
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cellDmaWaitTagStatusAll(DMA_MASK(3));
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printf("SPU:processCollisionTask\n");
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processCollisionTask((void*)&taskDesc, taskDesc.m_lsMemory);
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printf("SPU:finished processCollisionTask\n");
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}
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else
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{
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printf("SPU: received ShutDown\n");
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if( btLikely( received_message == Spu_Mailbox_Event_Shutdown ) )
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{
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shutdown = true;
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}
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else
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{
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//printf("SPU - Sth. recieved\n");
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}
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}
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// set to status free and wait for next task
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status.m_status = Spu_Status_Free;
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cellDmaLargePut(&status, argp.ull, sizeof(btSpuStatus), DMA_TAG(3), 0, 0);
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cellDmaWaitTagStatusAll(DMA_MASK(3));
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}
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printf("SPU: shutdown\n");
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return 0;
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}
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#endif // USE_LIBSPE2
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#endif //SPU_GATHERING_COLLISION_TASK_H
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