Method AddUsedRandomTriggers

src/newgrf_spritegroup.h:414–417

* Used by RandomizedSpriteGroup: Consume triggers. */

	 * Used by RandomizedSpriteGroup: Consume triggers.
	 */
	void AddUsedRandomTriggers(uint32_t triggers)
	{
		this->used_random_triggers |= triggers;
	}

	/**
	 * Returns the OR-sum of all bits that need reseeding