From 004a14376073257079e77ef21579c5ae1036f0d3 Mon Sep 17 00:00:00 2001 From: Campbell Barton Date: Mon, 10 Jul 2017 14:37:20 +1000 Subject: Fix T51665: No orientation for nurbs, polygons --- .../editors/transform/transform_orientations.c | 42 ++++++++++++++++++++-- 1 file changed, 39 insertions(+), 3 deletions(-) (limited to 'source/blender/editors/transform/transform_orientations.c') diff --git a/source/blender/editors/transform/transform_orientations.c b/source/blender/editors/transform/transform_orientations.c index 23158495b44..54959304d72 100644 --- a/source/blender/editors/transform/transform_orientations.c +++ b/source/blender/editors/transform/transform_orientations.c @@ -817,15 +817,21 @@ int getTransformOrientation_ex(const bContext *C, float normal[3], float plane[3 else if (ELEM(obedit->type, OB_CURVE, OB_SURF)) { Curve *cu = obedit->data; Nurb *nu = NULL; - BezTriple *bezt = NULL; int a; ListBase *nurbs = BKE_curve_editNurbs_get(cu); - if (activeOnly && BKE_curve_nurb_vert_active_get(cu, &nu, (void *)&bezt)) { + void *vert_act = NULL; + if (activeOnly && BKE_curve_nurb_vert_active_get(cu, &nu, &vert_act)) { if (nu->type == CU_BEZIER) { + BezTriple *bezt = vert_act; BKE_nurb_bezt_calc_normal(nu, bezt, normal); BKE_nurb_bezt_calc_plane(nu, bezt, plane); } + else { + BPoint *bp = vert_act; + BKE_nurb_bpoint_calc_normal(nu, bp, normal); + BKE_nurb_bpoint_calc_plane(nu, bp, plane); + } } else { const bool use_handle = (cu->drawflag & CU_HIDE_HANDLES) == 0; @@ -833,7 +839,7 @@ int getTransformOrientation_ex(const bContext *C, float normal[3], float plane[3 for (nu = nurbs->first; nu; nu = nu->next) { /* only bezier has a normal */ if (nu->type == CU_BEZIER) { - bezt = nu->bezt; + BezTriple *bezt = nu->bezt; a = nu->pntsu; while (a--) { short flag = 0; @@ -885,6 +891,36 @@ int getTransformOrientation_ex(const bContext *C, float normal[3], float plane[3 bezt++; } } + else if (nu->bp && (nu->pntsv == 1)) { + BPoint *bp = nu->bp; + a = nu->pntsu; + while (a--) { + if (bp->f1 & SELECT) { + float tvec[3]; + + BPoint *bp_prev = BKE_nurb_bpoint_get_prev(nu, bp); + BPoint *bp_next = BKE_nurb_bpoint_get_next(nu, bp); + + const bool is_prev_sel = bp_prev && (bp_prev->f1 & SELECT); + const bool is_next_sel = bp_next && (bp_next->f1 & SELECT); + if (is_prev_sel == false && is_next_sel == false) { + /* Isolated, add based on surrounding */ + BKE_nurb_bpoint_calc_normal(nu, bp, tvec); + add_v3_v3(normal, tvec); + } + else if (is_next_sel) { + /* A segment, add the edge normal */ + sub_v3_v3v3(tvec, bp->vec, bp_next->vec ); + normalize_v3(tvec); + add_v3_v3(normal, tvec); + } + + BKE_nurb_bpoint_calc_plane(nu, bp, tvec); + add_v3_v3(plane, tvec); + } + bp++; + } + } } } -- cgit v1.2.3