diff options
Diffstat (limited to 'logic')
| -rw-r--r-- | logic/tracker.cpp | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/logic/tracker.cpp b/logic/tracker.cpp index cfc62c84..61905837 100644 --- a/logic/tracker.cpp +++ b/logic/tracker.cpp @@ -449,25 +449,34 @@ void Tracker::get_raw_and_mapped_poses(double* mapped, double* raw) const void bits::set(bits::flags flag_, bool val_) { - unsigned b_(b); const unsigned flag = unsigned(flag_); - const unsigned val = unsigned(!!val_); - while (!b.compare_exchange_weak(b_, + const unsigned val = unsigned(val_); + + for (;;) + { + unsigned b_(b); + if (b.compare_exchange_weak(b_, unsigned((b_ & ~flag) | (flag * val)), std::memory_order_seq_cst, std::memory_order_seq_cst)) - { /* empty */ } + break; + } } void bits::negate(bits::flags flag_) { - unsigned b_(b); const unsigned flag = unsigned(flag_); - while (!b.compare_exchange_weak(b_, - (b_ & ~flag) | (flag & ~b_), + + for (;;) + { + unsigned b_(b); + + if (b.compare_exchange_weak(b_, + b_ ^ flag, std::memory_order_seq_cst, std::memory_order_seq_cst)) - { /* empty */ } + break; + } } bool bits::get(bits::flags flag) |