Method setNumThreads

src/LinearMath/btThreads.cpp:510–523

		return m_numThreads;
	}
	virtual void setNumThreads(int numThreads) BT_OVERRIDE
	{
		// With OpenMP, because it is a standard with various implementations, we can't
		// know for sure if every implementation has the same behavior of destroying all
		// previous threads when resizing the threadpool
		m_numThreads = (std::max)(1, (std::min)(int(BT_MAX_THREAD_COUNT), numThreads));
		omp_set_num_threads(1);  // hopefully, all previous threads get destroyed here
		omp_set_num_threads(m_numThreads);
		m_savedThreadCounter = 0;
		if (m_isActive)
		{
			btResetThreadIndexCounter();
		}
	}
	virtual void parallelFor(int iBegin, int iEnd, int grainSize, const btIParallelForBody& body) BT_OVERRIDE
	{
		BT_PROFILE("parallelFor_OpenMP");