static int do_lasso_select_marker(bContext *C, int mcords[][2], short moves, short select)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	ARegion *ar = CTX_wm_region(C);

	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	MovieTrackingTrack *track;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	rcti rect;
	int change = FALSE;
	int framenr = ED_space_clip_get_clip_frame_number(sc);

	/* get rectangle from operator */
	BLI_lasso_boundbox(&rect, mcords, moves);

	/* do actual selection */
	track = tracksbase->first;
	while (track) {
		if ((track->flag & TRACK_HIDDEN) == 0) {
			MovieTrackingMarker *marker = BKE_tracking_marker_get(track, framenr);

			if (MARKER_VISIBLE(sc, track, marker)) {
				float screen_co[2];

				/* marker in screen coords */
				ED_clip_point_stable_pos__reverse(sc, ar, marker->pos, screen_co);

				if (BLI_in_rcti(&rect, screen_co[0], screen_co[1]) &&
				    BLI_lasso_is_point_inside(mcords, moves, screen_co[0], screen_co[1], V2D_IS_CLIPPED))
				{
					if (select)
						BKE_tracking_track_flag_set(track, TRACK_AREA_ALL, SELECT);
					else
						BKE_tracking_track_flag_clear(track, TRACK_AREA_ALL, SELECT);
				}

				change = TRUE;
			}
		}

		track = track->next;
	}

	if (change) {
		BKE_tracking_dopesheet_tag_update(tracking);

		WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);
	}

	return change;
}
static int mouse_select(bContext *C, float co[2], int extend)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	MovieTrackingTrack *act_track = BKE_tracking_track_get_active(tracking);
	MovieTrackingTrack *track = NULL;   /* selected marker */

	track = find_nearest_track(sc, tracksbase, co);

	if (track) {
		int area = track_mouse_area(C, co, track);

		if (!extend || !TRACK_VIEW_SELECTED(sc, track))
			area = TRACK_AREA_ALL;

		if (extend && TRACK_AREA_SELECTED(track, area)) {
			if (track == act_track)
				BKE_tracking_track_deselect(track, area);
			else
				clip->tracking.act_track = track;
		}
		else {
			if (area == TRACK_AREA_POINT)
				area = TRACK_AREA_ALL;

			BKE_tracking_track_select(tracksbase, track, area, extend);
			clip->tracking.act_track = track;
		}
	}

	if (!extend) {
		sc->xlockof = 0.0f;
		sc->ylockof = 0.0f;
	}

	BKE_tracking_dopesheet_tag_update(tracking);

	WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);

	return OPERATOR_FINISHED;
}
static int select_groped_exec(bContext *C, wmOperator *op)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTrackingTrack *track;
	MovieTrackingMarker *marker;
	MovieTracking *tracking = &clip->tracking;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	int group = RNA_enum_get(op->ptr, "group");
	int framenr = ED_space_clip_get_clip_frame_number(sc);

	track = tracksbase->first;
	while (track) {
		bool ok = false;

		marker = BKE_tracking_marker_get(track, framenr);

		if (group == 0) { /* Keyframed */
			ok = marker->framenr == framenr && (marker->flag & MARKER_TRACKED) == 0;
		}
		else if (group == 1) { /* Estimated */
			ok = marker->framenr != framenr;
		}
		else if (group == 2) { /* tracked */
			ok = marker->framenr == framenr && (marker->flag & MARKER_TRACKED);
		}
		else if (group == 3) { /* locked */
			ok = track->flag & TRACK_LOCKED;
		}
		else if (group == 4) { /* disabled */
			ok = marker->flag & MARKER_DISABLED;
		}
		else if (group == 5) { /* color */
			MovieTrackingTrack *act_track = BKE_tracking_track_get_active(tracking);

			if (act_track) {
				ok = (track->flag & TRACK_CUSTOMCOLOR) == (act_track->flag & TRACK_CUSTOMCOLOR);

				if (ok && track->flag & TRACK_CUSTOMCOLOR)
					ok = equals_v3v3(track->color, act_track->color);
			}
		}
		else if (group == 6) { /* failed */
			ok = (track->flag & TRACK_HAS_BUNDLE) == 0;
		}

		if (ok) {
			track->flag |= SELECT;
			if (sc->flag & SC_SHOW_MARKER_PATTERN)
				track->pat_flag |= SELECT;
			if (sc->flag & SC_SHOW_MARKER_SEARCH)
				track->search_flag |= SELECT;
		}

		track = track->next;
	}

	BKE_tracking_dopesheet_tag_update(tracking);

	WM_event_add_notifier(C, NC_MOVIECLIP | ND_DISPLAY, clip);

	return OPERATOR_FINISHED;
}
static int select_all_exec(bContext *C, wmOperator *op)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	MovieTrackingTrack *track = NULL;   /* selected track */
	MovieTrackingPlaneTrack *plane_track = NULL;   /* selected plane track */
	MovieTrackingMarker *marker;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	ListBase *plane_tracks_base = BKE_tracking_get_active_plane_tracks(tracking);
	int action = RNA_enum_get(op->ptr, "action");
	int framenr = ED_space_clip_get_clip_frame_number(sc);
	bool has_selection = false;

	if (action == SEL_TOGGLE) {
		action = SEL_SELECT;

		for (track = tracksbase->first; track; track = track->next) {
			if (TRACK_VIEW_SELECTED(sc, track)) {
				marker = BKE_tracking_marker_get(track, framenr);

				if (MARKER_VISIBLE(sc, track, marker)) {
					action = SEL_DESELECT;
					break;
				}
			}
		}

		for (plane_track = plane_tracks_base->first;
		     plane_track;
		     plane_track = plane_track->next)
		{
			if (PLANE_TRACK_VIEW_SELECTED(plane_track)) {
				action = SEL_DESELECT;
				break;
			}
		}
	}

	for (track = tracksbase->first; track; track = track->next) {
		if ((track->flag & TRACK_HIDDEN) == 0) {
			marker = BKE_tracking_marker_get(track, framenr);

			if (MARKER_VISIBLE(sc, track, marker)) {
				switch (action) {
					case SEL_SELECT:
						track->flag |= SELECT;
						track->pat_flag |= SELECT;
						track->search_flag |= SELECT;
						break;
					case SEL_DESELECT:
						track->flag &= ~SELECT;
						track->pat_flag &= ~SELECT;
						track->search_flag &= ~SELECT;
						break;
					case SEL_INVERT:
						track->flag ^= SELECT;
						track->pat_flag ^= SELECT;
						track->search_flag ^= SELECT;
						break;
				}
			}
		}

		if (TRACK_VIEW_SELECTED(sc, track))
			has_selection = true;
	}

	for (plane_track = plane_tracks_base->first;
	     plane_track;
	     plane_track = plane_track->next)
	{
		if ((plane_track->flag & PLANE_TRACK_HIDDEN) == 0) {
			switch (action) {
				case SEL_SELECT:
					plane_track->flag |= SELECT;
					break;
				case SEL_DESELECT:
					plane_track->flag &= ~SELECT;
					break;
				case SEL_INVERT:
					plane_track->flag ^= SELECT;
					break;
			}
			if (plane_track->flag & SELECT) {
				has_selection = true;
			}
		}
	}

	if (!has_selection)
		sc->flag &= ~SC_LOCK_SELECTION;

	BKE_tracking_dopesheet_tag_update(tracking);

	WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);

	return OPERATOR_FINISHED;
}
static int circle_select_exec(bContext *C, wmOperator *op)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	ARegion *ar = CTX_wm_region(C);

	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	MovieTrackingTrack *track;
	MovieTrackingPlaneTrack *plane_track;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	ListBase *plane_tracks_base = BKE_tracking_get_active_plane_tracks(tracking);
	int x, y, radius, width, height, mode;
	bool changed = false;
	float zoomx, zoomy, offset[2], ellipse[2];
	int framenr = ED_space_clip_get_clip_frame_number(sc);

	/* get operator properties */
	x = RNA_int_get(op->ptr, "x");
	y = RNA_int_get(op->ptr, "y");
	radius = RNA_int_get(op->ptr, "radius");

	mode = RNA_int_get(op->ptr, "gesture_mode");

	/* compute ellipse and position in unified coordinates */
	ED_space_clip_get_size(sc, &width, &height);
	ED_space_clip_get_zoom(sc, ar, &zoomx, &zoomy);

	ellipse[0] = width * zoomx / radius;
	ellipse[1] = height * zoomy / radius;

	ED_clip_point_stable_pos(sc, ar, x, y, &offset[0], &offset[1]);

	/* do selection */
	track = tracksbase->first;
	while (track) {
		if ((track->flag & TRACK_HIDDEN) == 0) {
			MovieTrackingMarker *marker = BKE_tracking_marker_get(track, framenr);

			if (MARKER_VISIBLE(sc, track, marker) && marker_inside_ellipse(marker, offset, ellipse)) {
				if (mode == GESTURE_MODAL_SELECT)
					BKE_tracking_track_flag_set(track, TRACK_AREA_ALL, SELECT);
				else
					BKE_tracking_track_flag_clear(track, TRACK_AREA_ALL, SELECT);

				changed = true;
			}
		}

		track = track->next;
	}

	for (plane_track = plane_tracks_base->first;
	     plane_track;
	     plane_track = plane_track->next)
	{
		if ((plane_track->flag & PLANE_TRACK_HIDDEN) == 0) {
			MovieTrackingPlaneMarker *plane_marker =
				BKE_tracking_plane_marker_get(plane_track, framenr);
			int i;

			for (i = 0; i < 4; i++) {
				if (point_inside_ellipse(plane_marker->corners[i], offset, ellipse)) {
					if (mode == GESTURE_MODAL_SELECT) {
						plane_track->flag |= SELECT;
					}
					else {
						plane_track->flag &= ~SELECT;
					}
				}
			}

			changed = true;
		}
	}

	if (changed) {
		BKE_tracking_dopesheet_tag_update(tracking);

		WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);

		return OPERATOR_FINISHED;
	}

	return OPERATOR_CANCELLED;
}
static int do_lasso_select_marker(bContext *C, const int mcords[][2], const short moves, bool select)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	ARegion *ar = CTX_wm_region(C);

	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	MovieTrackingTrack *track;
	MovieTrackingPlaneTrack *plane_track;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	ListBase *plane_tracks_base = BKE_tracking_get_active_plane_tracks(tracking);
	rcti rect;
	bool changed = false;
	int framenr = ED_space_clip_get_clip_frame_number(sc);

	/* get rectangle from operator */
	BLI_lasso_boundbox(&rect, mcords, moves);

	/* do actual selection */
	track = tracksbase->first;
	while (track) {
		if ((track->flag & TRACK_HIDDEN) == 0) {
			MovieTrackingMarker *marker = BKE_tracking_marker_get(track, framenr);

			if (MARKER_VISIBLE(sc, track, marker)) {
				float screen_co[2];

				/* marker in screen coords */
				ED_clip_point_stable_pos__reverse(sc, ar, marker->pos, screen_co);

				if (BLI_rcti_isect_pt(&rect, screen_co[0], screen_co[1]) &&
				    BLI_lasso_is_point_inside(mcords, moves, screen_co[0], screen_co[1], V2D_IS_CLIPPED))
				{
					if (select)
						BKE_tracking_track_flag_set(track, TRACK_AREA_ALL, SELECT);
					else
						BKE_tracking_track_flag_clear(track, TRACK_AREA_ALL, SELECT);
				}

				changed = true;
			}
		}

		track = track->next;
	}

	for (plane_track = plane_tracks_base->first;
	     plane_track;
	     plane_track = plane_track->next)
	{
		if ((plane_track->flag & PLANE_TRACK_HIDDEN) == 0) {
			MovieTrackingPlaneMarker *plane_marker =
				BKE_tracking_plane_marker_get(plane_track, framenr);
			int i;

			for (i = 0; i < 4; i++) {
				float screen_co[2];

				/* marker in screen coords */
				ED_clip_point_stable_pos__reverse(sc, ar, plane_marker->corners[i], screen_co);

				if (BLI_rcti_isect_pt(&rect, screen_co[0], screen_co[1]) &&
				    BLI_lasso_is_point_inside(mcords, moves, screen_co[0], screen_co[1], V2D_IS_CLIPPED))
				{
					if (select) {
						plane_track->flag |= SELECT;
					}
					else {
						plane_track->flag &= ~SELECT;
					}
				}
			}

			changed = true;
		}
	}

	if (changed) {
		BKE_tracking_dopesheet_tag_update(tracking);

		WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);
	}

	return changed;
}
static int border_select_exec(bContext *C, wmOperator *op)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	ARegion *ar = CTX_wm_region(C);

	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	MovieTrackingTrack *track;
	MovieTrackingPlaneTrack *plane_track;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	ListBase *plane_tracks_base = BKE_tracking_get_active_plane_tracks(tracking);
	rcti rect;
	rctf rectf;
	bool changed = false;
	int mode, extend;
	int framenr = ED_space_clip_get_clip_frame_number(sc);

	/* get rectangle from operator */
	WM_operator_properties_border_to_rcti(op, &rect);

	ED_clip_point_stable_pos(sc, ar, rect.xmin, rect.ymin, &rectf.xmin, &rectf.ymin);
	ED_clip_point_stable_pos(sc, ar, rect.xmax, rect.ymax, &rectf.xmax, &rectf.ymax);

	mode = RNA_int_get(op->ptr, "gesture_mode");
	extend = RNA_boolean_get(op->ptr, "extend");

	/* do actual selection */
	track = tracksbase->first;
	while (track) {
		if ((track->flag & TRACK_HIDDEN) == 0) {
			MovieTrackingMarker *marker = BKE_tracking_marker_get(track, framenr);

			if (MARKER_VISIBLE(sc, track, marker)) {
				if (BLI_rctf_isect_pt_v(&rectf, marker->pos)) {
					if (mode == GESTURE_MODAL_SELECT)
						BKE_tracking_track_flag_set(track, TRACK_AREA_ALL, SELECT);
					else
						BKE_tracking_track_flag_clear(track, TRACK_AREA_ALL, SELECT);
				}
				else if (!extend) {
					BKE_tracking_track_flag_clear(track, TRACK_AREA_ALL, SELECT);
				}

				changed = true;
			}
		}

		track = track->next;
	}

	for (plane_track = plane_tracks_base->first;
	     plane_track;
	     plane_track = plane_track->next)
	{
		if ((plane_track->flag & PLANE_TRACK_HIDDEN) == 0) {
			MovieTrackingPlaneMarker *plane_marker =
				BKE_tracking_plane_marker_get(plane_track, framenr);
			int i;

			for (i = 0; i < 4; i++) {
				if (BLI_rctf_isect_pt_v(&rectf, plane_marker->corners[i])) {
					if (mode == GESTURE_MODAL_SELECT) {
						plane_track->flag |= SELECT;
					}
					else {
						plane_track->flag &= ~SELECT;
					}
				}
				else if (!extend) {
					plane_track->flag &= ~SELECT;
				}
			}

			changed = true;
		}
	}

	if (changed) {
		BKE_tracking_dopesheet_tag_update(tracking);

		WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);

		return OPERATOR_FINISHED;
	}

	return OPERATOR_CANCELLED;
}
static int mouse_select(bContext *C, float co[2], int extend)
{
	SpaceClip *sc = CTX_wm_space_clip(C);
	MovieClip *clip = ED_space_clip_get_clip(sc);
	MovieTracking *tracking = &clip->tracking;
	ListBase *tracksbase = BKE_tracking_get_active_tracks(tracking);
	ListBase *plane_tracks_base = BKE_tracking_get_active_plane_tracks(tracking);
	MovieTrackingTrack *act_track = BKE_tracking_track_get_active(tracking);
	MovieTrackingTrack *track;
	MovieTrackingPlaneTrack *plane_track;
	float distance_to_track, distance_to_plane_track;

	track = find_nearest_track(sc, tracksbase, co, &distance_to_track);
	plane_track = find_nearest_plane_track(sc, plane_tracks_base, co, &distance_to_plane_track);

	/* Between track and plane we choose closest to the mouse for selection here. */
	if (track && plane_track) {
		if (distance_to_track < distance_to_plane_track) {
			plane_track = NULL;
		}
		else {
			track = NULL;
		}
	}

	if (!extend) {
		delect_all_plane_tracks(plane_tracks_base);
	}

	if (track) {
		int area = track_mouse_area(C, co, track);

		if (!extend || !TRACK_VIEW_SELECTED(sc, track))
			area = TRACK_AREA_ALL;

		if (extend && TRACK_AREA_SELECTED(track, area)) {
			if (track == act_track) {
				BKE_tracking_track_deselect(track, area);
			}
			else {
				clip->tracking.act_track = track;
				clip->tracking.act_plane_track = NULL;
			}
		}
		else {
			if (area == TRACK_AREA_POINT)
				area = TRACK_AREA_ALL;

			BKE_tracking_track_select(tracksbase, track, area, extend);
			clip->tracking.act_track = track;
			clip->tracking.act_plane_track = NULL;
		}
	}
	else if (plane_track) {
		if (!extend) {
			delect_all_tracks(tracksbase);
		}

		if (PLANE_TRACK_VIEW_SELECTED(plane_track)) {
			if (extend) {
				plane_track->flag &= ~SELECT;
			}
		}
		else {
			plane_track->flag |= SELECT;
		}

		clip->tracking.act_track = NULL;
		clip->tracking.act_plane_track = plane_track;
	}

	if (!extend) {
		sc->xlockof = 0.0f;
		sc->ylockof = 0.0f;
	}

	BKE_tracking_dopesheet_tag_update(tracking);

	WM_event_add_notifier(C, NC_GEOM | ND_SELECT, NULL);

	return OPERATOR_FINISHED;
}