diff options
Diffstat (limited to 'host/lib')
| -rw-r--r-- | host/lib/thread_priority.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/host/lib/thread_priority.cpp b/host/lib/thread_priority.cpp index ff3c1528b..afaa5e36e 100644 --- a/host/lib/thread_priority.cpp +++ b/host/lib/thread_priority.cpp @@ -76,9 +76,15 @@ static void check_priority_range(float priority){ if (SetPriorityClass(GetCurrentProcess(), pri_class) == 0) throw std::runtime_error("error in SetPriorityClass"); + //scale the priority value to the constants + int priorities[] = { + THREAD_PRIORITY_IDLE, THREAD_PRIORITY_LOWEST, THREAD_PRIORITY_BELOW_NORMAL, THREAD_PRIORITY_NORMAL, + THREAD_PRIORITY_ABOVE_NORMAL, THREAD_PRIORITY_HIGHEST, THREAD_PRIORITY_TIME_CRITICAL + }; + size_t pri_index = size_t((priority+1.0)*6/2.0); // -1 -> 0, +1 -> 6 + //set the thread priority on the thread - int pri_int = int(pri*(THREAD_PRIORITY_TIME_CRITICAL - THREAD_PRIORITY_IDLE)) + THREAD_PRIORITY_IDLE; - if (SetThreadPriority(GetCurrentThread(), pri_int) == 0) + if (SetThreadPriority(GetCurrentThread(), priorities[pri_index]) == 0) throw std::runtime_error("error in SetThreadPriority"); } |