diff options
author | Campbell Barton <ideasman42@gmail.com> | 2016-05-31 16:56:59 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2016-05-31 17:01:17 +0300 |
commit | a0e91ef04090790dcd683d86d3cadb9aff0062e7 (patch) | |
tree | 48941a69ffe73fdf8b292e8463581cf851cf297e /source/blender/editors/transform/transform_generics.c | |
parent | d5220d23f976d14350d5d76f7cb97d4fef8e977d (diff) |
Fix T48554: Absolute grid snap fails w/ cursor pivot
Use center of selection when using absolute grid snapping and cursor pivot.
Diffstat (limited to 'source/blender/editors/transform/transform_generics.c')
-rw-r--r-- | source/blender/editors/transform/transform_generics.c | 61 |
1 files changed, 46 insertions, 15 deletions
diff --git a/source/blender/editors/transform/transform_generics.c b/source/blender/editors/transform/transform_generics.c index ed6477392d8..67740644afe 100644 --- a/source/blender/editors/transform/transform_generics.c +++ b/source/blender/editors/transform/transform_generics.c @@ -1610,16 +1610,18 @@ void calculateCenter2D(TransInfo *t) } } -void calculateCenterGlobal(TransInfo *t) +void calculateCenterGlobal( + TransInfo *t, const float center_local[3], + float r_center_global[3]) { /* setting constraint center */ /* note, init functions may over-ride t->center */ if (t->flag & (T_EDIT | T_POSE)) { Object *ob = t->obedit ? t->obedit : t->poseobj; - mul_v3_m4v3(t->center_global, ob->obmat, t->center); + mul_v3_m4v3(r_center_global, ob->obmat, center_local); } else { - copy_v3_v3(t->center_global, t->center); + copy_v3_v3(r_center_global, center_local); } } @@ -1794,43 +1796,55 @@ bool calculateCenterActive(TransInfo *t, bool select_only, float r_center[3]) return ok; } - -void calculateCenter(TransInfo *t) +static void calculateCenter_FromAround(TransInfo *t, int around, float r_center[3]) { - switch (t->around) { + switch (around) { case V3D_AROUND_CENTER_BOUNDS: - calculateCenterBound(t, t->center); + calculateCenterBound(t, r_center); break; case V3D_AROUND_CENTER_MEAN: - calculateCenterMedian(t, t->center); + calculateCenterMedian(t, r_center); break; case V3D_AROUND_CURSOR: if (ELEM(t->spacetype, SPACE_IMAGE, SPACE_CLIP)) - calculateCenterCursor2D(t, t->center); + calculateCenterCursor2D(t, r_center); else if (t->spacetype == SPACE_IPO) - calculateCenterCursorGraph2D(t, t->center); + calculateCenterCursorGraph2D(t, r_center); else - calculateCenterCursor(t, t->center); + calculateCenterCursor(t, r_center); break; case V3D_AROUND_LOCAL_ORIGINS: /* Individual element center uses median center for helpline and such */ - calculateCenterMedian(t, t->center); + calculateCenterMedian(t, r_center); break; case V3D_AROUND_ACTIVE: { - if (calculateCenterActive(t, false, t->center)) { + if (calculateCenterActive(t, false, r_center)) { /* pass */ } else { /* fallback */ - calculateCenterMedian(t, t->center); + calculateCenterMedian(t, r_center); } break; } } +} + +void calculateCenter(TransInfo *t) +{ + calculateCenter_FromAround(t, t->around, t->center); + calculateCenterGlobal(t, t->center, t->center_global); + + /* avoid calculating again */ + { + TransCenterData *cd = &t->center_cache[t->around]; + copy_v3_v3(cd->local, t->center); + copy_v3_v3(cd->global, t->center_global); + cd->is_set = true; + } calculateCenter2D(t); - calculateCenterGlobal(t); /* for panning from cameraview */ if (t->flag & T_OBJECT) { @@ -1884,6 +1898,23 @@ void calculateCenter(TransInfo *t) } } +BLI_STATIC_ASSERT(ARRAY_SIZE(((TransInfo *)NULL)->center_cache) == (V3D_AROUND_ACTIVE + 1), "test size"); + +/** + * Lazy initialize transform center data, when we need to access center values from other types. + */ +const TransCenterData *transformCenter_from_type(TransInfo *t, int around) +{ + BLI_assert(around <= V3D_AROUND_ACTIVE); + TransCenterData *cd = &t->center_cache[around]; + if (cd->is_set == false) { + calculateCenter_FromAround(t, around, cd->local); + calculateCenterGlobal(t, cd->local, cd->global); + cd->is_set = true; + } + return cd; +} + void calculatePropRatio(TransInfo *t) { TransData *td = t->data; |