static dErr doGlobalID(iMesh_Instance mesh,iBase_EntitySetHandle root)
{
MeshListEH ents=MLZ;
MeshListInt type=MLZ;
int count[4] = {0,0,0,0};
int owned,*number;
dMeshTag idTag;
dErr err;
dFunctionBegin;
iMesh_getEntities(mesh,root,iBase_ALL_TYPES,iMesh_ALL_TOPOLOGIES,MLREF(ents),&err);dICHK(mesh,err);
iMesh_getEntArrType(mesh,ents.v,ents.s,MLREF(type),&err);dICHK(mesh,err);
err = dMalloc(ents.s*sizeof(number[0]),&number);dCHK(err);
owned = ents.s;
for (int i=0; i<owned; i++) {
number[i] = count[type.v[i]]++;
}
iMesh_getTagHandle(mesh,"GLOBAL_ID",&idTag,&err,sizeof("GLOBAL_ID"));dICHK(mesh,err);
iMesh_setIntArrData(mesh,ents.v,owned,idTag,number,owned,&err);dICHK(mesh,err);
err = dFree(number);dCHK(err);
MeshListFree(ents); MeshListFree(type);
dFunctionReturn(0);
}
inline iMesh::Error
iMesh::getEntArrType( const EntityHandle* entity_handles,
int entity_handles_size,
EntityType* types_out ) const
{
int err, alloc = entity_handles_size, junk, *ptr;
std::vector<int> storage;
if (sizeof(EntityType) == sizeof(int))
ptr = reinterpret_cast<int*>(types_out);
else {
storage.resize( entity_handles_size );
ptr = &storage[0];
}
iMesh_getEntArrType( mInstance, entity_handles, entity_handles_size,
&ptr, &alloc, &junk, &err );
if (sizeof(EntityType) != sizeof(int))
for (int i = 0; i < entity_handles_size; ++i)
types_out[i] = (EntityType)storage[i];
return (Error)err;
}
