Bart/bullet3
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

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

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

26
src/Bullet3OpenCL/BroadphaseCollision/kernels/sap.cl
View File

@@ -100,6 +100,32 @@ __kernel void computePairsKernelTwoArrays( __global const btAabbCL* unsortedAa
}
}
__kernel void computePairsKernelBruteForce( __global const btAabbCL* aabbs, volatile __global int4* pairsOut,volatile __global int* pairCount, int numObjects, int axis, int maxPairs)
{
int i = get_global_id(0);
if (i>=numObjects)
return;
for (int j=i+1;j<numObjects;j++)
{
if (TestAabbAgainstAabb2GlobalGlobal(&aabbs[i],&aabbs[j]))
{
int4 myPair;
myPair.x = aabbs[i].m_minIndices[3];
myPair.y = aabbs[j].m_minIndices[3];
myPair.z = NEW_PAIR_MARKER;
myPair.w = NEW_PAIR_MARKER;
int curPair = atomic_inc (pairCount);
if (curPair<maxPairs)
{
pairsOut[curPair] = myPair; //flush to main memory
}
}
}
}
__kernel void computePairsKernelOriginal( __global const btAabbCL* aabbs, volatile __global int4* pairsOut,volatile __global int* pairCount, int numObjects, int axis, int maxPairs)
{
int i = get_global_id(0);