diff options
| -rw-r--r-- | tracker-pt/ftnoir_tracker_pt.cpp | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/tracker-pt/ftnoir_tracker_pt.cpp b/tracker-pt/ftnoir_tracker_pt.cpp index 817629e5..1ca51368 100644 --- a/tracker-pt/ftnoir_tracker_pt.cpp +++ b/tracker-pt/ftnoir_tracker_pt.cpp @@ -57,6 +57,7 @@ void Tracker_PT::run() { pt_camera_info info; bool new_frame = false; + const bool preview_visible = check_is_visible(); { QMutexLocker l(&camera_mtx); @@ -67,12 +68,12 @@ void Tracker_PT::run() if (new_frame) { - *preview_frame = *frame; + if (preview_visible) + *preview_frame = *frame; point_extractor->extract_points(*frame, *preview_frame, points); 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; Affine X_CM; @@ -97,15 +98,16 @@ void Tracker_PT::run() X_CM = point_tracker.pose(); } - Affine X_MH(mat33::eye(), vec3(s.t_MH_x, s.t_MH_y, s.t_MH_z)); - Affine X_GH = X_CM * X_MH; - vec3 p = X_GH.t; // head (center?) position in global space + if (preview_visible) + { + const f fx = pt_camera_info::get_focal_length(info.fov, info.res_x, info.res_y); + Affine X_MH(mat33::eye(), vec3(s.t_MH_x, s.t_MH_y, s.t_MH_z)); + Affine X_GH = X_CM * X_MH; + vec3 p = X_GH.t; // head (center?) position in global space - if (p[2] > f(.1)) - preview_frame->draw_head_center((p[0] * fx) / p[2], (p[1] * fx) / p[2]); + if (p[2] > f(.1)) + preview_frame->draw_head_center((p[0] * fx) / p[2], (p[1] * fx) / p[2]); - if (check_is_visible()) - { widget->update_image(preview_frame->get_bitmap()); auto [ w, h ] = widget->preview_size(); |