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allow PairBenchmark to select broadphase type, with cpu brute-force, gpu brute-force etc

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fix issue in PairBench, related to index offset
allow to add a large AABB in PairBench, to see the effect on the broadphase pair search performance
This commit is contained in:
erwin coumans
2014-01-28 17:11:56 -08:00
parent 71f0537c6e
commit 33ebebd1c9
10 changed files with 413 additions and 114 deletions
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22
src/Bullet3OpenCL/BroadphaseCollision/kernels/sapKernels.h
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@@ -88,6 +88,28 @@ static const char* sapCL= \
" }\n"
" }\n"
"}\n"
"__kernel void computePairsKernelBruteForce( __global const btAabbCL* aabbs, volatile __global int4* pairsOut,volatile __global int* pairCount, int numObjects, int axis, int maxPairs)\n"
"{\n"
" int i = get_global_id(0);\n"
" if (i>=numObjects)\n"
" return;\n"
" for (int j=i+1;j<numObjects;j++)\n"
" {\n"
" if (TestAabbAgainstAabb2GlobalGlobal(&aabbs[i],&aabbs[j]))\n"
" {\n"
" int4 myPair;\n"
" myPair.x = aabbs[i].m_minIndices[3];\n"
" myPair.y = aabbs[j].m_minIndices[3];\n"
" myPair.z = NEW_PAIR_MARKER;\n"
" myPair.w = NEW_PAIR_MARKER;\n"
" int curPair = atomic_inc (pairCount);\n"
" if (curPair<maxPairs)\n"
" {\n"
" pairsOut[curPair] = myPair; //flush to main memory\n"
" }\n"
" }\n"
" }\n"
"}\n"
"__kernel void computePairsKernelOriginal( __global const btAabbCL* aabbs, volatile __global int4* pairsOut,volatile __global int* pairCount, int numObjects, int axis, int maxPairs)\n"
"{\n"
" int i = get_global_id(0);\n"