Ejemplos de CLEventList::Clear en C++ (Cpp)

Ejemplo n.º 1

Archivo: gpu-sort.cpp Proyecto: al13n321/rayt

	void GPUSort::Sort(CLBuffer &data) {
		CLEventList wait;
		CLEvent ev;

		local_sort_kernel_->SetIntArg(0, length_);
		local_sort_kernel_->SetBufferArg(1, &data);
		local_sort_kernel_->SetLocalBufferArg(2, local_sort_kernel_->work_group_size() * sizeof(cl_int));
		local_sort_kernel_->Run1D(length_, NULL, &ev);

		CLBuffer *in = &data;
		CLBuffer *out = temp_buffer_.get();

		for (int len = local_sort_kernel_->work_group_size(); len < length_; len *= 2) {
			wait.Clear();
			wait.Add(ev);

			merge_sort_pass_kernel_->SetIntArg(0, length_);
			merge_sort_pass_kernel_->SetIntArg(1, len);
			merge_sort_pass_kernel_->SetBufferArg(2, in);
			merge_sort_pass_kernel_->SetBufferArg(3, out);
			merge_sort_pass_kernel_->Run1D(length_, &wait, &ev);

			swap(in, out);
		}

		if (in != &data) {
			wait.Clear();
			wait.Add(ev);

			data.CopyFrom(*in, &wait, &ev);
		}

		ev.WaitFor();
	}