From c06048a7af347bf843bf25bd305cbbf4d6cec266 Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Thu, 21 Feb 2019 19:29:28 +0100 Subject: do less global memory fences in atomics --- tracker-pt/ftnoir_tracker_pt.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'tracker-pt') diff --git a/tracker-pt/ftnoir_tracker_pt.cpp b/tracker-pt/ftnoir_tracker_pt.cpp index 4223da26..a1a0dc1c 100644 --- a/tracker-pt/ftnoir_tracker_pt.cpp +++ b/tracker-pt/ftnoir_tracker_pt.cpp @@ -70,7 +70,7 @@ void Tracker_PT::run() *preview_frame = *frame; point_extractor->extract_points(*frame, *preview_frame, points); - point_count = points.size(); + point_count.store(points.size(), std::memory_order_relaxed); const f fx = pt_camera_info::get_focal_length(info.fov, info.res_x, info.res_y); const bool success = points.size() >= PointModel::N_POINTS; @@ -86,7 +86,7 @@ void Tracker_PT::run() PointModel(s), info, s.dynamic_pose ? s.init_phase_timeout : 0); - ever_success = true; + ever_success.store(true, std::memory_order_relaxed); } QMutexLocker l2(&data_lock); @@ -146,7 +146,7 @@ module_status Tracker_PT::start_tracker(QFrame* video_frame) void Tracker_PT::data(double *data) { - if (ever_success) + if (ever_success.load(std::memory_order_relaxed)) { Affine X_CM; { @@ -196,7 +196,7 @@ bool Tracker_PT::center() int Tracker_PT::get_n_points() { - return int(point_count); + return (int)point_count.load(std::memory_order_relaxed); } bool Tracker_PT::get_cam_info(pt_camera_info& info) -- cgit v1.2.3