void bvh_done<SVBVHTree>(SVBVHTree *obj)
{
rtbuild_done(obj->builder, &obj->rayobj.control);
//TODO find a away to exactly calculate the needed memory
MemArena *arena1 = BLI_memarena_new(BLI_MEMARENA_STD_BUFSIZE);
BLI_memarena_use_malloc(arena1);
MemArena *arena2 = BLI_memarena_new(BLI_MEMARENA_STD_BUFSIZE);
BLI_memarena_use_malloc(arena2);
BLI_memarena_use_align(arena2, 16);
//Build and optimize the tree
if(0)
{
VBVHNode *root = BuildBinaryVBVH<VBVHNode>(arena1,&obj->rayobj.control).transform(obj->builder);
if(RE_rayobjectcontrol_test_break(&obj->rayobj.control))
{
BLI_memarena_free(arena1);
BLI_memarena_free(arena2);
return;
}
reorganize(root);
remove_useless(root, &root);
bvh_refit(root);
pushup(root);
pushdown(root);
pushup_simd<VBVHNode,4>(root);
obj->root = Reorganize_SVBVH<VBVHNode>(arena2).transform(root);
}
else
{
//Finds the optimal packing of this tree using a given cost model
//TODO this uses quite a lot of memory, find ways to reduce memory usage during building
OVBVHNode *root = BuildBinaryVBVH<OVBVHNode>(arena1,&obj->rayobj.control).transform(obj->builder);
if(RE_rayobjectcontrol_test_break(&obj->rayobj.control))
{
BLI_memarena_free(arena1);
BLI_memarena_free(arena2);
return;
}
VBVH_optimalPackSIMD<OVBVHNode,PackCost>(PackCost()).transform(root);
obj->root = Reorganize_SVBVH<OVBVHNode>(arena2).transform(root);
}
//Free data
BLI_memarena_free(arena1);
obj->node_arena = arena2;
obj->cost = 1.0;
rtbuild_free( obj->builder );
obj->builder = NULL;
}
void bvh_done<QBVHTree>(QBVHTree *obj)
{
rtbuild_done(obj->builder, &obj->rayobj.control);
//TODO find a away to exactly calculate the needed memory
MemArena *arena1 = BLI_memarena_new(BLI_MEMARENA_STD_BUFSIZE, "qbvh arena");
BLI_memarena_use_malloc(arena1);
MemArena *arena2 = BLI_memarena_new(BLI_MEMARENA_STD_BUFSIZE, "qbvh arena 2");
BLI_memarena_use_malloc(arena2);
BLI_memarena_use_align(arena2, 16);
//Build and optimize the tree
//TODO do this in 1 pass (half memory usage during building)
VBVHNode *root = BuildBinaryVBVH<VBVHNode>(arena1, &obj->rayobj.control).transform(obj->builder);
if (RE_rayobjectcontrol_test_break(&obj->rayobj.control)) {
BLI_memarena_free(arena1);
BLI_memarena_free(arena2);
return;
}
if (root) {
pushup_simd<VBVHNode, 4>(root);
obj->root = Reorganize_SVBVH<VBVHNode>(arena2).transform(root);
}
else
obj->root = NULL;
//Free data
BLI_memarena_free(arena1);
obj->node_arena = arena2;
obj->cost = 1.0;
rtbuild_free(obj->builder);
obj->builder = NULL;
}
