void
cpSpaceHashResize(cpSpaceHash *hash, cpFloat celldim, int numcells)
{
// Clear the hash to release the old handle locks.
clearHash(hash);
hash->celldim = celldim;
cpSpaceHashAllocTable(hash, next_prime(numcells));
}
void
cpSpaceHashResize(cpSpaceHash *hash, cpFloat celldim, int numcells)
{
if(hash->spatialIndex.klass != Klass()){
cpAssertWarn(cpFalse, "Ignoring cpSpaceHashResize() call to non-cpSpaceHash spatial index.");
return;
}
clearTable(hash);
hash->celldim = celldim;
cpSpaceHashAllocTable(hash, next_prime(numcells));
}
cpSpaceHash*
cpSpaceHashInit(cpSpaceHash *hash, cpFloat celldim, int numcells, cpSpaceHashBBFunc bbfunc)
{
cpSpaceHashAllocTable(hash, next_prime(numcells));
hash->celldim = celldim;
hash->bbfunc = bbfunc;
hash->bins = NULL;
hash->handleSet = cpHashSetNew(0, &handleSetEql, &handleSetTrans);
hash->stamp = 1;
return hash;
}
cpSpaceHash*
cpSpaceHashInit(cpSpaceHash *hash, cpFloat celldim, int numcells, cpSpaceHashBBFunc bbfunc)
{
cpSpaceHashAllocTable(hash, next_prime(numcells));
hash->celldim = celldim;
hash->bbfunc = bbfunc;
hash->handleSet = cpHashSetNew(0, (cpHashSetEqlFunc)handleSetEql, (cpHashSetTransFunc)handleSetTrans);
hash->pooledHandles = cpArrayNew(0);
hash->pooledBins = NULL;
hash->allocatedBuffers = cpArrayNew(0);
hash->stamp = 1;
return hash;
}
cpSpatialIndex *
cpSpaceHashInit(cpSpaceHash *hash, cpFloat celldim, int numcells, cpSpatialIndexBBFunc bbfunc, cpSpatialIndex *staticIndex)
{
cpSpatialIndexInit((cpSpatialIndex *)hash, Klass(), bbfunc, staticIndex);
cpSpaceHashAllocTable(hash, next_prime(numcells));
hash->celldim = celldim;
hash->handleSet = cpHashSetNew(0, (cpHashSetEqlFunc)handleSetEql);
hash->pooledHandles = cpArrayNew(0);
hash->pooledBins = NULL;
hash->allocatedBuffers = cpArrayNew(0);
hash->stamp = 1;
return (cpSpatialIndex *)hash;
}