/* edge version for lasso select. we assume boundbox check was done */ int BLI_lasso_is_edge_inside(int mcords[][2], short moves, int x0, int y0, int x1, int y1, const int error_value) { int v1[2], v2[2]; int a; if (x0 == error_value || x1 == error_value) { return 0; } v1[0] = x0, v1[1] = y0; v2[0] = x1, v2[1] = y1; /* check points in lasso */ if (BLI_lasso_is_point_inside(mcords, moves, v1[0], v1[1], error_value)) return 1; if (BLI_lasso_is_point_inside(mcords, moves, v2[0], v2[1], error_value)) return 1; /* no points in lasso, so we have to intersect with lasso edge */ if (isect_line_line_v2_int(mcords[0], mcords[moves - 1], v1, v2) > 0) return 1; for (a = 0; a < moves - 1; a++) { if (isect_line_line_v2_int(mcords[a], mcords[a + 1], v1, v2) > 0) return 1; } return 0; }
/* edge version for lasso select. we assume boundbox check was done */ bool BLI_lasso_is_edge_inside(const int mcords[][2], const unsigned int moves, int x0, int y0, int x1, int y1, const int error_value) { int v1[2], v2[2]; unsigned int a; if (x0 == error_value || x1 == error_value || moves == 0) { return false; } v1[0] = x0, v1[1] = y0; v2[0] = x1, v2[1] = y1; /* check points in lasso */ if (BLI_lasso_is_point_inside(mcords, moves, v1[0], v1[1], error_value)) return true; if (BLI_lasso_is_point_inside(mcords, moves, v2[0], v2[1], error_value)) return true; /* no points in lasso, so we have to intersect with lasso edge */ if (isect_seg_seg_v2_int(mcords[0], mcords[moves - 1], v1, v2) > 0) return true; for (a = 0; a < moves - 1; a++) { if (isect_seg_seg_v2_int(mcords[a], mcords[a + 1], v1, v2) > 0) return true; } return false; }
static bool do_lasso_select_node(bContext *C, const int mcords[][2], short moves, short select) { SpaceNode *snode = CTX_wm_space_node(C); bNode *node; ARegion *ar = CTX_wm_region(C); rcti rect; bool changed = false; /* get rectangle from operator */ BLI_lasso_boundbox(&rect, mcords, moves); /* do actual selection */ for (node = snode->edittree->nodes.first; node; node = node->next) { int screen_co[2]; const float cent[2] = {BLI_rctf_cent_x(&node->totr), BLI_rctf_cent_y(&node->totr)}; /* marker in screen coords */ if (UI_view2d_view_to_region_clip(&ar->v2d, cent[0], cent[1], &screen_co[0], &screen_co[1]) && BLI_rcti_isect_pt(&rect, screen_co[0], screen_co[1]) && BLI_lasso_is_point_inside(mcords, moves, screen_co[0], screen_co[1], INT_MAX)) { nodeSetSelected(node, select); changed = true; } } if (changed) { WM_event_add_notifier(C, NC_NODE | NA_SELECTED, NULL); } return changed; }
static bool do_lasso_select_mask(bContext *C, const int mcords[][2], short moves, short select) { ScrArea *sa = CTX_wm_area(C); ARegion *ar = CTX_wm_region(C); Mask *mask = CTX_data_edit_mask(C); MaskLayer *masklay; int i; rcti rect; bool changed = false; /* get rectangle from operator */ BLI_lasso_boundbox(&rect, mcords, moves); /* do actual selection */ for (masklay = mask->masklayers.first; masklay; masklay = masklay->next) { MaskSpline *spline; if (masklay->restrictflag & (MASK_RESTRICT_VIEW | MASK_RESTRICT_SELECT)) { continue; } for (spline = masklay->splines.first; spline; spline = spline->next) { MaskSplinePoint *points_array = BKE_mask_spline_point_array(spline); for (i = 0; i < spline->tot_point; i++) { MaskSplinePoint *point = &spline->points[i]; MaskSplinePoint *point_deform = &points_array[i]; /* TODO: handles? */ /* TODO: uw? */ float screen_co[2]; /* point in screen coords */ ED_mask_point_pos__reverse(sa, ar, point_deform->bezt.vec[1][0], point_deform->bezt.vec[1][1], &screen_co[0], &screen_co[1]); 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], INT_MAX)) { BKE_mask_point_select_set(point, select); BKE_mask_point_select_set_handle(point, MASK_WHICH_HANDLE_BOTH, select); } changed = true; } } } if (changed) { ED_mask_select_flush_all(mask); WM_event_add_notifier(C, NC_MASK | ND_SELECT, mask); } return changed; }
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; }
/** * only called from #ok_bezier_region_lasso */ static bool bezier_region_lasso_test( const struct KeyframeEdit_LassoData *data_lasso, const float xy[2]) { if (BLI_rctf_isect_pt_v(data_lasso->rectf_scaled, xy)) { float xy_view[2]; BLI_rctf_transform_pt_v(data_lasso->rectf_view, data_lasso->rectf_scaled, xy_view, xy); if (BLI_lasso_is_point_inside(data_lasso->mcords, data_lasso->mcords_tot, xy_view[0], xy_view[1], INT_MAX)) { return true; } } return false; }
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; }