Differential D3319 Diff 10774 source/blender/editors/metaball/mball_edit.c

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source/blender/editors/metaball/mball_edit.c

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	/* Random metaball selection */	/* Random metaball selection */
	static int select_random_metaelems_exec(bContext C, wmOperator op)	static int select_random_metaelems_exec(bContext C, wmOperator op)
	{	{
	Object *obedit = CTX_data_edit_object(C);
	MetaBall mb = (MetaBall )obedit->data;
	MetaElem *ml;	MetaElem *ml;
	const bool select = (RNA_enum_get(op->ptr, "action") == SEL_SELECT);	const bool select = (RNA_enum_get(op->ptr, "action") == SEL_SELECT);
	const float randfac = RNA_float_get(op->ptr, "percent") / 100.0f;	const float randfac = RNA_float_get(op->ptr, "percent") / 100.0f;
	const int seed = WM_operator_properties_select_random_seed_increment_get(op);	const int seed = WM_operator_properties_select_random_seed_increment_get(op);

	RNG *rng = BLI_rng_new_srandom(seed);	ViewLayer *view_layer = CTX_data_view_layer(C);
		uint objects_len = 0;
		Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(view_layer, &objects_len);
		for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
		Object *obedit = objects[ob_index];
		MetaBall mb = (MetaBall )obedit->data;
		RNG *rng = BLI_rng_new_srandom(seed + ob_index);

	for (ml = mb->editelems->first; ml; ml = ml->next) {	for (ml = mb->editelems->first; ml; ml = ml->next) {
	if (BLI_rng_get_float(rng) < randfac) {	if (BLI_rng_get_float(rng) < randfac) {
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	BLI_rng_free(rng);	BLI_rng_free(rng);

	WM_event_add_notifier(C, NC_GEOM \| ND_SELECT, mb);	WM_event_add_notifier(C, NC_GEOM \| ND_SELECT, mb);
		}
		MEM_freeN(objects);
	return OPERATOR_FINISHED;	return OPERATOR_FINISHED;
	}	}

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