コード例 #1
0
ファイル: sound.c プロジェクト: broftkd/historic-mame
static void sound_save(int config_type, xml_data_node *parentnode)
{
	int mixernum;

	/* we only care about game files */
	if (config_type != CONFIG_TYPE_GAME)
		return;

	/* iterate over mixer channels */
	if (parentnode != NULL)
		for (mixernum = 0; mixernum < MAX_MIXER_CHANNELS; mixernum++)
		{
			float defvol = sound_get_default_gain(mixernum);
			float newvol = sound_get_user_gain(mixernum);

			if (defvol != newvol)
			{
				xml_data_node *channelnode = xml_add_child(parentnode, "channel", NULL);
				if (channelnode != NULL)
				{
					xml_set_attribute_int(channelnode, "index", mixernum);
					xml_set_attribute_float(channelnode, "defvol", defvol);
					xml_set_attribute_float(channelnode, "newvol", newvol);
				}
			}
		}
}
コード例 #2
0
ファイル: laserdsc.cpp プロジェクト: DragonMinded/mame
void laserdisc_device::config_save(config_type cfg_type, xml_data_node *parentnode)
{
	// we only care about game files
	if (cfg_type != config_type::CONFIG_TYPE_GAME)
		return;

	// create a node
	xml_data_node *ldnode = xml_add_child(parentnode, "device", nullptr);
	if (ldnode != nullptr)
	{
		// output the basics
		xml_set_attribute(ldnode, "tag", tag().c_str());

		// add an overlay node
		xml_data_node *overnode = xml_add_child(ldnode, "overlay", nullptr);
		bool changed = false;
		if (overnode != nullptr)
		{
			// output the positioning controls
			if (m_overposx != m_orig_config.m_overposx)
			{
				xml_set_attribute_float(overnode, "hoffset", m_overposx);
				changed = true;
			}

			if (m_overscalex != m_orig_config.m_overscalex)
			{
				xml_set_attribute_float(overnode, "hstretch", m_overscalex);
				changed = true;
			}

			if (m_overposy != m_orig_config.m_overposy)
			{
				xml_set_attribute_float(overnode, "voffset", m_overposy);
				changed = true;
			}

			if (m_overscaley != m_orig_config.m_overscaley)
			{
				xml_set_attribute_float(overnode, "vstretch", m_overscaley);
				changed = true;
			}
		}

		// if nothing changed, kill the node
		if (!changed)
			xml_delete_node(ldnode);
	}
}