Function AttributeSet_AddNoClone

src/graph/entities/attribute_set.c:169–214

adds an attribute to the set without cloning the SIvalue

// adds an attribute to the set without cloning the SIvalue
void AttributeSet_AddNoClone
(
	AttributeSet *set,  // set to update
	Attribute_ID *ids,  // identifiers
	SIValue *values,    // values
	ushort n,           // number of values to add
	bool allowNull		// accept NULLs
) {
	ASSERT(set != NULL);

	// return if set is read-only
	if(unlikely(ATTRIBUTE_SET_IS_READONLY(*set))) {
		return;
	}

	// validate value type
	// value must be a valid property type
#ifdef RG_DEBUG
	SIType t = SI_VALID_PROPERTY_VALUE;
	if(allowNull == true) {
		t |= T_NULL;
	}

	for(ushort i = 0; i < n; i++) {
		ASSERT(SI_TYPE(values[i]) & t);
		// make sure attribute isn't already in set
		ASSERT(AttributeSet_Get(*set, ids[i]) == ATTRIBUTE_NOTFOUND);
		// make sure value isn't volotile
		ASSERT(SI_ALLOCATION(values + i) != M_VOLATILE);
	}
#endif

	ushort prev_count = AttributeSet_Count(*set);
	AttributeSet _set = AttributeSet_AddPrepare(set, n);
	Attribute *attrs  = _set->attributes + prev_count;

	// add attributes to set
	for(ushort i = 0; i < n; i++) {
		Attribute *attr = attrs + i;
		attr->id    = ids[i];
		attr->value = values[i];
	}

	// update pointer
	*set = _set;
}

// adds an attribute to the set
void AttributeSet_Add