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Don't overwrite existing snap context 

Re-activating transform would overwrite previous context, leaking memory.
This commit is contained in:
Campbell Barton 2016-05-06 06:47:21 +10:00
parent d12378da11
commit 5e72ea4397
1 changed files with 11 additions and 9 deletions
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20
source/blender/editors/transform/transform_snap.c
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@ -569,16 +569,18 @@ static void initSnappingMode(TransInfo *t)
if (t->flag & (T_OBJECT | T_EDIT)) {
if (t->spacetype == SPACE_VIEW3D) {
t->tsnap.object_context = ED_transform_snap_object_context_create_view3d(
G.main, t->scene, SNAP_OBJECT_USE_CACHE,
t->ar, t->view);
if (t->tsnap.object_context == NULL) {
t->tsnap.object_context = ED_transform_snap_object_context_create_view3d(
G.main, t->scene, SNAP_OBJECT_USE_CACHE,
t->ar, t->view);
ED_transform_snap_object_context_set_editmesh_callbacks(
t->tsnap.object_context,
(bool (*)(BMVert *, void *))BM_elem_cb_check_hflag_disabled,
(bool (*)(BMEdge *, void *))BM_elem_cb_check_hflag_disabled,
(bool (*)(BMFace *, void *))BM_elem_cb_check_hflag_disabled,
SET_UINT_IN_POINTER((BM_ELEM_SELECT | BM_ELEM_HIDDEN)));
ED_transform_snap_object_context_set_editmesh_callbacks(
t->tsnap.object_context,
(bool (*)(BMVert *, void *))BM_elem_cb_check_hflag_disabled,
(bool (*)(BMEdge *, void *))BM_elem_cb_check_hflag_disabled,
(bool (*)(BMFace *, void *))BM_elem_cb_check_hflag_disabled,
SET_UINT_IN_POINTER((BM_ELEM_SELECT | BM_ELEM_HIDDEN)));
}
}
}
}