static bool mouse_select_knot(bContext *C, float co[2], bool extend)
{
SpaceClip *sc = CTX_wm_space_clip(C);
MovieClip *clip = ED_space_clip_get_clip(sc);
ARegion *ar = CTX_wm_region(C);
View2D *v2d = &ar->v2d;
MovieTracking *tracking = &clip->tracking;
MovieTrackingTrack *act_track = BKE_tracking_track_get_active(tracking);
static const int delta = 6;
if (act_track) {
MouseSelectUserData userdata;
mouse_select_init_data(&userdata, co);
clip_graph_tracking_values_iterate_track(sc, act_track, &userdata,
find_nearest_tracking_knot_cb, NULL, NULL);
if (userdata.marker) {
int x1, y1, x2, y2;
if (UI_view2d_view_to_region_clip(v2d, co[0], co[1], &x1, &y1) &&
UI_view2d_view_to_region_clip(v2d, userdata.min_co[0], userdata.min_co[1], &x2, &y2) &&
(abs(x2 - x1) <= delta && abs(y2 - y1) <= delta))
{
if (!extend) {
SelectUserData selectdata = {SEL_DESELECT};
clip_graph_tracking_iterate(sc,
(sc->flag & SC_SHOW_GRAPH_SEL_ONLY) != 0,
(sc->flag & SC_SHOW_GRAPH_HIDDEN) != 0,
&selectdata,
toggle_selection_cb);
}
if (userdata.coord == 0) {
if (extend && (userdata.marker->flag & MARKER_GRAPH_SEL_X) != 0)
userdata.marker->flag &= ~MARKER_GRAPH_SEL_X;
else
userdata.marker->flag |= MARKER_GRAPH_SEL_X;
}
else {
if (extend && (userdata.marker->flag & MARKER_GRAPH_SEL_Y) != 0)
userdata.marker->flag &= ~MARKER_GRAPH_SEL_Y;
else
userdata.marker->flag |= MARKER_GRAPH_SEL_Y;
}
return true;
}
}
}
return false;
}
static bool mouse_select_curve(bContext *C, float co[2], bool extend)
{
SpaceClip *sc = CTX_wm_space_clip(C);
MovieClip *clip = ED_space_clip_get_clip(sc);
MovieTracking *tracking = &clip->tracking;
MovieTrackingTrack *act_track = BKE_tracking_track_get_active(tracking);
MouseSelectUserData userdata;
mouse_select_init_data(&userdata, co);
clip_graph_tracking_values_iterate(sc,
(sc->flag & SC_SHOW_GRAPH_SEL_ONLY) != 0,
(sc->flag & SC_SHOW_GRAPH_HIDDEN) != 0,
&userdata, find_nearest_tracking_segment_cb,
NULL, find_nearest_tracking_segment_end_cb);
if (userdata.track) {
if (extend) {
if (act_track == userdata.track) {
/* currently only single curve can be selected (selected curve represents active track) */
act_track = NULL;
}
}
else if (act_track != userdata.track) {
SelectUserData selectdata = {SEL_DESELECT};
MovieTrackingObject *object = BKE_tracking_object_get_active(tracking);
tracking->act_track = userdata.track;
if ((sc->flag & SC_SHOW_GRAPH_SEL_ONLY) == 0) {
ListBase *tracksbase = BKE_tracking_object_get_tracks(tracking, object);
BKE_tracking_track_select(tracksbase, userdata.track, TRACK_AREA_ALL, false);
}
/* deselect all knots on newly selected curve */
clip_graph_tracking_iterate(sc,
(sc->flag & SC_SHOW_GRAPH_SEL_ONLY) != 0,
(sc->flag & SC_SHOW_GRAPH_HIDDEN) != 0,
&selectdata, toggle_selection_cb);
}
return true;
}
return false;
}
static int mouse_select_knot(bContext *C, float co[2], int extend)
{
SpaceClip *sc= CTX_wm_space_clip(C);
MovieClip *clip= ED_space_clip(sc);
ARegion *ar= CTX_wm_region(C);
View2D *v2d= &ar->v2d;
MovieTracking *tracking= &clip->tracking;
MovieTrackingTrack *act_track= BKE_tracking_active_track(tracking);
static const int delta= 6;
if(act_track) {
MouseSelectUserData userdata;
mouse_select_init_data(&userdata, co);
clip_graph_tracking_values_iterate_track(sc, act_track,
&userdata, find_nearest_tracking_knot_cb, NULL, NULL);
if(userdata.marker) {
int x1, y1, x2, y2;
UI_view2d_view_to_region(v2d, co[0], co[1], &x1, &y1);
UI_view2d_view_to_region(v2d, userdata.min_co[0], userdata.min_co[1], &x2, &y2);
if(abs(x2-x1)<=delta && abs(y2-y1)<=delta) {
if(!extend) {
SelectUserData selectdata = {SEL_DESELECT};
clip_graph_tracking_iterate(sc, &selectdata, toggle_selection_cb);
}
if(userdata.coord==0)
userdata.marker->flag|= MARKER_GRAPH_SEL_X;
else
userdata.marker->flag|= MARKER_GRAPH_SEL_Y;
return 1;
}
}
}
return 0;
}
static int mouse_select_curve(bContext *C, float co[2], int extend)
{
SpaceClip *sc= CTX_wm_space_clip(C);
MovieClip *clip= ED_space_clip(sc);
MovieTracking *tracking= &clip->tracking;
MovieTrackingTrack *act_track= BKE_tracking_active_track(tracking);
MouseSelectUserData userdata;
mouse_select_init_data(&userdata, co);
clip_graph_tracking_values_iterate(sc, &userdata, find_nearest_tracking_segment_cb, NULL, find_nearest_tracking_segment_end_cb);
if(userdata.track) {
if(extend) {
if(act_track==userdata.track) {
/* currently only single curve can be selected (selected curve represents active track) */
act_track= NULL;
}
}
else if(act_track!=userdata.track) {
MovieTrackingMarker *marker;
SelectUserData selectdata = {SEL_DESELECT};
tracking->act_track= userdata.track;
/* make active track be centered to screen */
marker= BKE_tracking_get_marker(userdata.track, sc->user.framenr);
clip_view_center_to_point(sc, marker->pos[0], marker->pos[1]);
/* deselect all knots on newly selected curve */
clip_graph_tracking_iterate(sc, &selectdata, toggle_selection_cb);
}
return 1;
}
return 0;
}
