| 46 | #endif |
| 47 | public: |
| 48 | Device(size_t numThreads = 0) |
| 49 | { |
| 50 | #ifdef OPENPGL_TASK_CONTROL |
| 51 | if (numThreads == 0) |
| 52 | { |
| 53 | #if TBB_INTERFACE_VERSION >= 9100 |
| 54 | m_numThreads = tbb::this_task_arena::max_concurrency(); |
| 55 | #else |
| 56 | m_numThreads = tbb::task_scheduler_init::default_num_threads(); |
| 57 | #endif |
| 58 | } |
| 59 | else |
| 60 | { |
| 61 | #if TBB_INTERFACE_VERSION >= 9100 |
| 62 | m_numThreads = std::min(numThreads, (size_t)tbb::this_task_arena::max_concurrency()); |
| 63 | #else |
| 64 | m_numThreads = std::min(numThreads, (size_t)tbb::task_scheduler_init::default_num_threads()); |
| 65 | #endif |
| 66 | } |
| 67 | #if TBB_INTERFACE_VERSION >= 11005 |
| 68 | g_opgl_tbb_thread_control = new tbb::global_control(tbb::global_control::max_allowed_parallelism, m_numThreads); |
| 69 | #else |
| 70 | g_opgl_tbb_threads.initialize(int(m_numThreads)); |
| 71 | #endif |
| 72 | #endif |
| 73 | VMMSingleLobeHenyeyGreensteinOracle::init(); |
| 74 | } |
| 75 | |
| 76 | ~Device() override |
| 77 | { |