Differential D15406 Diff 53444 source/blender/editors/transform/transform_snap.c

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source/blender/editors/transform/transform_snap.c

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bool activeSnap(const TransInfo *t)		bool activeSnap(const TransInfo *t)
{		{
return ((t->modifiers & (MOD_SNAP \| MOD_SNAP_INVERT)) == MOD_SNAP) \|\|		return ((t->modifiers & (MOD_SNAP \| MOD_SNAP_INVERT)) == MOD_SNAP) \|\|
((t->modifiers & (MOD_SNAP \| MOD_SNAP_INVERT)) == MOD_SNAP_INVERT);		((t->modifiers & (MOD_SNAP \| MOD_SNAP_INVERT)) == MOD_SNAP_INVERT);
}		}

bool activeSnap_SnappingIndividual(const TransInfo *t)		bool activeSnap_SnappingIndividual(const TransInfo *t)
{		{
if (activeSnap(t) && t->tsnap.mode & SCE_SNAP_MODE_FACE_NEAREST) {		if (activeSnap(t) && (t->tsnap.mode & SCE_SNAP_MODE_FACE_NEAREST)) {
return true;		return true;
}		}

if (!t->tsnap.project) {		if (!t->tsnap.project && (t->tsnap.mode & SCE_SNAP_MODE_FACE_RAYCAST)) {
return false;		return false;
}		}

if (!activeSnap(t) \|\| (t->flag & T_NO_PROJECT)) {		if (!activeSnap(t) \|\| (t->flag & T_NO_PROJECT)) {
return false;		return false;
}		}

if (doForceIncrementSnap(t)) {		if (doForceIncrementSnap(t)) {
▲ Show 20 Lines • Show All 360 Lines • ▼ Show 20 Lines	for (int i = 0; i < tc->data_len; i++, td++) {
if (td->flag & TD_SKIP) {		if (td->flag & TD_SKIP) {
continue;		continue;
}		}

if ((t->flag & T_PROP_EDIT) && (td->factor == 0.0f)) {		if ((t->flag & T_PROP_EDIT) && (td->factor == 0.0f)) {
continue;		continue;
}		}

/* If both face ray-cast and face nearest methods are enabled, start with face ray-cast and		/* If both face raycast and face nearest methods are enabled, start with face ray-cast and
* fallback to face nearest ray-cast does not hit. */		* fallback to face nearest if raycast does not hit. */
bool hit = applyFaceProject(t, tc, td);		bool hit = false;
		if (t->tsnap.flag & SCE_SNAP_PROJECT) {
		/* Only raycast in this function if projecting individual elemenst. */
		hit = applyFaceProject(t, tc, td);
		}
if (!hit) {		if (!hit) {
applyFaceNearest(t, tc, td);		applyFaceNearest(t, tc, td);
}		}
#if 0 /* TODO: support this? */		#if 0 /* TODO: support this? */
constraintTransLim(t, td);		constraintTransLim(t, td);
#endif		#endif
}		}
}		}
▲ Show 20 Lines • Show All 390 Lines • ▼ Show 20 Lines	if (RNA_property_boolean_get(op->ptr, prop)) {
}		}

if ((prop = RNA_struct_find_property(op->ptr, "use_snap_selectable")) &&		if ((prop = RNA_struct_find_property(op->ptr, "use_snap_selectable")) &&
RNA_property_is_set(op->ptr, prop)) {		RNA_property_is_set(op->ptr, prop)) {
SET_FLAG_FROM_TEST(t->tsnap.target_select,		SET_FLAG_FROM_TEST(t->tsnap.target_select,
RNA_property_boolean_get(op->ptr, prop),		RNA_property_boolean_get(op->ptr, prop),
SCE_SNAP_TARGET_ONLY_SELECTABLE);		SCE_SNAP_TARGET_ONLY_SELECTABLE);
}		}

		if ((prop = RNA_struct_find_property(op->ptr, "use_snap_retopology_mode")) &&
		RNA_property_is_set(op->ptr, prop)) {
		SET_FLAG_FROM_TEST(t->tsnap.target_select,
		RNA_property_boolean_get(op->ptr, prop),
		SCE_SNAP_TARGET_RETOPOLOGY_MODE);
		}
}		}
}		}
/* use scene defaults only when transform is modal */		/* use scene defaults only when transform is modal */
else if (t->flag & T_MODAL) {		else if (t->flag & T_MODAL) {
if (transformModeUseSnap(t) && (t->tsnap.flag & SCE_SNAP)) {		if (transformModeUseSnap(t) && (t->tsnap.flag & SCE_SNAP)) {
t->modifiers \|= MOD_SNAP;		t->modifiers \|= MOD_SNAP;
}		}

		t->tsnap.target_select = SCE_SNAP_TARGET_ALL;
t->tsnap.align = ((t->tsnap.flag & SCE_SNAP_ROTATE) != 0);		t->tsnap.align = ((t->tsnap.flag & SCE_SNAP_ROTATE) != 0);
t->tsnap.project = ((t->tsnap.flag & SCE_SNAP_PROJECT) != 0);		t->tsnap.project = ((t->tsnap.flag & SCE_SNAP_PROJECT) != 0);
t->tsnap.peel = ((t->tsnap.flag & SCE_SNAP_PROJECT) != 0);		t->tsnap.peel = ((t->tsnap.flag & SCE_SNAP_PROJECT) != 0);
SET_FLAG_FROM_TEST(t->tsnap.target_select,		SET_FLAG_FROM_TEST(t->tsnap.target_select,
(ts->snap_flag & SCE_SNAP_NOT_TO_ACTIVE),		(ts->snap_flag & SCE_SNAP_NOT_TO_ACTIVE),
SCE_SNAP_TARGET_NOT_ACTIVE);		SCE_SNAP_TARGET_NOT_ACTIVE);
SET_FLAG_FROM_TEST(t->tsnap.target_select,		SET_FLAG_FROM_TEST(t->tsnap.target_select,
!(ts->snap_flag & SCE_SNAP_TO_INCLUDE_EDITED),		!(ts->snap_flag & SCE_SNAP_TO_INCLUDE_EDITED),
SCE_SNAP_TARGET_NOT_EDITED);		SCE_SNAP_TARGET_NOT_EDITED);
SET_FLAG_FROM_TEST(t->tsnap.target_select,		SET_FLAG_FROM_TEST(t->tsnap.target_select,
!(ts->snap_flag & SCE_SNAP_TO_INCLUDE_NONEDITED),		!(ts->snap_flag & SCE_SNAP_TO_INCLUDE_NONEDITED),
SCE_SNAP_TARGET_NOT_NONEDITED);		SCE_SNAP_TARGET_NOT_NONEDITED);
SET_FLAG_FROM_TEST(t->tsnap.target_select,		SET_FLAG_FROM_TEST(t->tsnap.target_select,
(ts->snap_flag & SCE_SNAP_TO_ONLY_SELECTABLE),		(ts->snap_flag & SCE_SNAP_TO_ONLY_SELECTABLE),
SCE_SNAP_TARGET_ONLY_SELECTABLE);		SCE_SNAP_TARGET_ONLY_SELECTABLE);
		SET_FLAG_FROM_TEST(t->tsnap.target_select,
		(t->settings->snap_flag & SCE_SNAP_RETOPOLOGY_MODE),
		SCE_SNAP_TARGET_RETOPOLOGY_MODE);
}		}

t->tsnap.source_select = snap_source;		t->tsnap.source_select = snap_source;

initSnappingMode(t);		initSnappingMode(t);
}		}

void freeSnapping(TransInfo *t)		void freeSnapping(TransInfo *t)
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/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name Snap Objects		/** \name Snap Objects
* \{ */		* \{ */

eSnapMode snapObjectsTransform(		eSnapMode snapObjectsTransform(
TransInfo t, const float mval[2], float dist_px, float r_loc[3], float r_no[3])		TransInfo t, const float mval[2], float dist_px, float r_loc[3], float r_no[3])
{		{
float *target = (t->tsnap.status & TARGET_INIT) ? t->tsnap.snapTarget : t->center_global;		float *target = (t->tsnap.status & TARGET_INIT) ? t->tsnap.snapTarget : t->center_global;

		// filter mode to group snapping modes
		eSnapMode mode = t->tsnap.mode;
		mode &= ~(SCE_SNAP_MODE_FACE_NEAREST);
		if (t->tsnap.flag & SCE_SNAP_PROJECT) {
		mode &= ~(SCE_SNAP_MODE_FACE_RAYCAST);
		}

		const bool use_retopo_mode = (t->tsnap.target_select & SCE_SNAP_TARGET_RETOPOLOGY_MODE);
		const bool face_raycast_only = t->settings->snap_mode == SCE_SNAP_MODE_FACE_RAYCAST;
		const bool use_occlusion_test = use_retopo_mode \|\| !face_raycast_only;

return ED_transform_snap_object_project_view3d(		return ED_transform_snap_object_project_view3d(
t->tsnap.object_context,		t->tsnap.object_context,
t->depsgraph,		t->depsgraph,
t->region,		t->region,
t->view,		t->view,
t->tsnap.mode,		mode,
&(const struct SnapObjectParams){		&(const struct SnapObjectParams){
.snap_target_select = t->tsnap.target_select,		.snap_target_select = t->tsnap.target_select,
.edit_mode_type = (t->flag & T_EDIT) != 0 ? SNAP_GEOM_EDIT : SNAP_GEOM_FINAL,		.edit_mode_type = (t->flag & T_EDIT) != 0 ? SNAP_GEOM_EDIT : SNAP_GEOM_FINAL,
.use_occlusion_test = t->settings->snap_mode != SCE_SNAP_MODE_FACE_RAYCAST,		.use_occlusion_test = use_occlusion_test,
.use_backface_culling = t->tsnap.use_backface_culling,		.use_backface_culling = t->tsnap.use_backface_culling,
},		},
NULL,		NULL,
mval,		mval,
target,		target,
dist_px,		dist_px,
r_loc,		r_loc,
r_no);		r_no);
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