[Bf-blender-cvs] [89cb41faa05] master: UV: allow ripping face-regions
Campbell Barton
noreply at git.blender.org
Fri Jul 10 05:02:25 CEST 2020
Commit: 89cb41faa0596d898f850f68c46e2b39c25e6452
Author: Campbell Barton
Date: Fri Jul 10 12:55:59 2020 +1000
Branches: master
https://developer.blender.org/rB89cb41faa0596d898f850f68c46e2b39c25e6452
UV: allow ripping face-regions
This changes the behavior of rip when entire faces are selected.
Now face regions are isolated and moved instead of ripping the edge-loop
extracted from the selection boundary.
This is a convenient alternative to separate selection & move.
Resolves T78751.
===================================================================
M source/blender/editors/uvedit/uvedit_rip.c
===================================================================
diff --git a/source/blender/editors/uvedit/uvedit_rip.c b/source/blender/editors/uvedit/uvedit_rip.c
index 934c2e0457f..66903e3eefa 100644
--- a/source/blender/editors/uvedit/uvedit_rip.c
+++ b/source/blender/editors/uvedit/uvedit_rip.c
@@ -812,26 +812,25 @@ static bool uv_rip_object(Scene *scene, Object *obedit, const float co[2], const
}
}
- /* Mark only boundary edges. */
+ /* Special case: if we have selected faces, isolated them.
+ * This isn't a rip, however it's useful for users as a quick way
+ * to detech the selection.
+ *
+ * We could also extract an edge loop from the boundary
+ * however in practice it's not that useful, see T78751. */
if (is_select_all_any) {
BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
- if (BM_elem_flag_test(efa, BM_ELEM_TAG)) {
- BMLoop *l_first = BM_FACE_FIRST_LOOP(efa);
- if (UL(l_first)->is_select_all) {
- BMLoop *l_iter = l_first;
- do {
- BMLoop *l_other = bm_loop_find_other_radial_loop_with_visible_face(l_iter,
- cd_loop_uv_offset);
- if (l_other != NULL) {
- if (UL(l_other)->is_select_all) {
- UL(l_iter)->is_select_edge = false;
- UL(l_other)->is_select_edge = false;
- }
- }
- } while ((l_iter = l_iter->next) != l_first);
+ BM_ITER_ELEM (l, &liter, efa, BM_LOOPS_OF_FACE) {
+ if (!UL(l)->is_select_all) {
+ MLoopUV *luv = BM_ELEM_CD_GET_VOID_P(l, cd_loop_uv_offset);
+ if (luv->flag & MLOOPUV_VERTSEL) {
+ luv->flag &= ~MLOOPUV_VERTSEL;
+ changed = true;
+ }
}
}
}
+ return changed;
}
/* Extract loop pairs or single loops. */
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