Пример #1
0
void ToolCapabilities::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if(version != 1 && version != 2) throw SerializationError(
			"unsupported ToolCapabilities version");
	full_punch_interval = readF1000(is);
	max_drop_level = readS16(is);
	groupcaps.clear();
	u32 groupcaps_size = readU32(is);
	for(u32 i=0; i<groupcaps_size; i++){
		std::string name = deSerializeString(is);
		ToolGroupCap cap;
		cap.uses = readS16(is);
		cap.maxlevel = readS16(is);
		u32 times_size = readU32(is);
		for(u32 i=0; i<times_size; i++){
			int level = readS16(is);
			float time = readF1000(is);
			cap.times[level] = time;
		}
		groupcaps[name] = cap;
	}
	if(version == 2)
	{
		u32 damage_groups_size = readU32(is);
		for(u32 i=0; i<damage_groups_size; i++){
			std::string name = deSerializeString(is);
			s16 rating = readS16(is);
			damageGroups[name] = rating;
		}
	}
}
Пример #2
0
void ItemDefinition::deSerialize(std::istream &is)
{
	// Reset everything
	reset();

	// Deserialize
	int version = readU8(is);
	if(version != 1)
		throw SerializationError("unsupported ItemDefinition version");
	type = (enum ItemType)readU8(is);
	name = deSerializeString(is);
	description = deSerializeString(is);
	inventory_image = deSerializeString(is);
	wield_image = deSerializeString(is);
	wield_scale = readV3F1000(is);
	stack_max = readS16(is);
	usable = readU8(is);
	liquids_pointable = readU8(is);
	eatable = readU8(is);
	std::string tool_capabilities_s = deSerializeString(is);
	if(!tool_capabilities_s.empty())
	{
		std::istringstream tmp_is(tool_capabilities_s, std::ios::binary);
		tool_capabilities = new ToolCapabilities;
		tool_capabilities->deSerialize(tmp_is);
	}
	groups.clear();
	u32 groups_size = readU16(is);
	for(u32 i=0; i<groups_size; i++){
		std::string name = deSerializeString(is);
		int value = readS16(is);
		groups[name] = value;
	}
}
Пример #3
0
void ItemDefinition::deSerialize(std::istream &is)
{
	// Reset everything
	reset();

	// Deserialize
	int version = readU8(is);
	if(version < 1 || version > 3)
		throw SerializationError("unsupported ItemDefinition version");
	type = (enum ItemType)readU8(is);
	name = deSerializeString(is);
	description = deSerializeString(is);
	inventory_image = deSerializeString(is);
	wield_image = deSerializeString(is);
	wield_scale = readV3F1000(is);
	stack_max = readS16(is);
	usable = readU8(is);
	liquids_pointable = readU8(is);
	std::string tool_capabilities_s = deSerializeString(is);
	if(!tool_capabilities_s.empty())
	{
		std::istringstream tmp_is(tool_capabilities_s, std::ios::binary);
		tool_capabilities = new ToolCapabilities;
		tool_capabilities->deSerialize(tmp_is);
	}
	groups.clear();
	u32 groups_size = readU16(is);
	for(u32 i=0; i<groups_size; i++){
		std::string name = deSerializeString(is);
		int value = readS16(is);
		groups[name] = value;
	}
	if(version == 1){
		// We cant be sure that node_placement_prediction is send in version 1
		try{
			node_placement_prediction = deSerializeString(is);
		}catch(SerializationError &e) {};
		// Set the old default sound
		sound_place.name = "default_place_node";
		sound_place.gain = 0.5;
	} else if(version >= 2) {
		node_placement_prediction = deSerializeString(is);
		//deserializeSimpleSoundSpec(sound_place, is);
		sound_place.name = deSerializeString(is);
		sound_place.gain = readF1000(is);
	}
	if(version == 3) {
		range = readF1000(is);
	}
	// If you add anything here, insert it primarily inside the try-catch
	// block to not need to increase the version.
	try {
		sound_place_failed.name = deSerializeString(is);
		sound_place_failed.gain = readF1000(is);
	} catch(SerializationError &e) {};
}
Пример #4
0
void ItemDefinition::deSerialize(std::istream &is)
{
	// Reset everything
	reset();

	// Deserialize
	int version = readU8(is);
	if (version < 5)
		throw SerializationError("unsupported ItemDefinition version");

	type = (enum ItemType)readU8(is);
	name = deSerializeString(is);
	description = deSerializeString(is);
	inventory_image = deSerializeString(is);
	wield_image = deSerializeString(is);
	wield_scale = readV3F1000(is);
	stack_max = readS16(is);
	usable = readU8(is);
	liquids_pointable = readU8(is);
	std::string tool_capabilities_s = deSerializeString(is);
	if(!tool_capabilities_s.empty())
	{
		std::istringstream tmp_is(tool_capabilities_s, std::ios::binary);
		tool_capabilities = new ToolCapabilities;
		tool_capabilities->deSerialize(tmp_is);
	}
	groups.clear();
	u32 groups_size = readU16(is);
	for(u32 i=0; i<groups_size; i++){
		std::string name = deSerializeString(is);
		int value = readS16(is);
		groups[name] = value;
	}

	node_placement_prediction = deSerializeString(is);
	//deserializeSimpleSoundSpec(sound_place, is);
	sound_place.name = deSerializeString(is);
	sound_place.gain = readF1000(is);
	range = readF1000(is);

	sound_place_failed.name = deSerializeString(is);
	sound_place_failed.gain = readF1000(is);
	palette_image = deSerializeString(is);
	color = readARGB8(is);

	sound_place.pitch = readF1000(is);
	sound_place_failed.pitch = readF1000(is);
	inventory_overlay = deSerializeString(is);
	wield_overlay = deSerializeString(is);

	// If you add anything here, insert it primarily inside the try-catch
	// block to not need to increase the version.
	//try {
	//} catch(SerializationError &e) {};
}
Пример #5
0
static void readCoefficients(void)
{
  #if BMP085_USE_DATASHEET_VALS
    _bmp085_coeffs.ac1 = 408;
    _bmp085_coeffs.ac2 = -72;
    _bmp085_coeffs.ac3 = -14383;
    _bmp085_coeffs.ac4 = 32741;
    _bmp085_coeffs.ac5 = 32757;
    _bmp085_coeffs.ac6 = 23153;
    _bmp085_coeffs.b1  = 6190;
    _bmp085_coeffs.b2  = 4;
    _bmp085_coeffs.mb  = -32768;
    _bmp085_coeffs.mc  = -8711;
    _bmp085_coeffs.md  = 2868;
    _bmp085Mode        = 0;
  #else
    readS16(BMP085_REGISTER_CAL_AC1, &_bmp085_coeffs.ac1);
    readS16(BMP085_REGISTER_CAL_AC2, &_bmp085_coeffs.ac2);
    readS16(BMP085_REGISTER_CAL_AC3, &_bmp085_coeffs.ac3);
    read16(BMP085_REGISTER_CAL_AC4, &_bmp085_coeffs.ac4);
    read16(BMP085_REGISTER_CAL_AC5, &_bmp085_coeffs.ac5);
    read16(BMP085_REGISTER_CAL_AC6, &_bmp085_coeffs.ac6);
    readS16(BMP085_REGISTER_CAL_B1, &_bmp085_coeffs.b1);
    readS16(BMP085_REGISTER_CAL_B2, &_bmp085_coeffs.b2);
    readS16(BMP085_REGISTER_CAL_MB, &_bmp085_coeffs.mb);
    readS16(BMP085_REGISTER_CAL_MC, &_bmp085_coeffs.mc);
    readS16(BMP085_REGISTER_CAL_MD, &_bmp085_coeffs.md);
  #endif
}
Пример #6
0
void ContentFeatures::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if(version != 5)
		throw SerializationError("unsupported ContentFeatures version");
	name = deSerializeString(is);
	groups.clear();
	u32 groups_size = readU16(is);
	for(u32 i=0; i<groups_size; i++){
		std::string name = deSerializeString(is);
		int value = readS16(is);
		groups[name] = value;
	}
	drawtype = (enum NodeDrawType)readU8(is);
	visual_scale = readF1000(is);
	if(readU8(is) != 6)
		throw SerializationError("unsupported tile count");
	for(u32 i=0; i<6; i++)
		tiledef[i].deSerialize(is);
	if(readU8(is) != CF_SPECIAL_COUNT)
		throw SerializationError("unsupported CF_SPECIAL_COUNT");
	for(u32 i=0; i<CF_SPECIAL_COUNT; i++)
		tiledef_special[i].deSerialize(is);
	alpha = readU8(is);
	post_effect_color.setAlpha(readU8(is));
	post_effect_color.setRed(readU8(is));
	post_effect_color.setGreen(readU8(is));
	post_effect_color.setBlue(readU8(is));
	param_type = (enum ContentParamType)readU8(is);
	param_type_2 = (enum ContentParamType2)readU8(is);
	is_ground_content = readU8(is);
	light_propagates = readU8(is);
	sunlight_propagates = readU8(is);
	walkable = readU8(is);
	pointable = readU8(is);
	diggable = readU8(is);
	climbable = readU8(is);
	buildable_to = readU8(is);
	deSerializeString(is); // legacy: used to be metadata_name
	liquid_type = (enum LiquidType)readU8(is);
	liquid_alternative_flowing = deSerializeString(is);
	liquid_alternative_source = deSerializeString(is);
	liquid_viscosity = readU8(is);
	light_source = readU8(is);
	damage_per_second = readU32(is);
	node_box.deSerialize(is);
	selection_box.deSerialize(is);
	legacy_facedir_simple = readU8(is);
	legacy_wallmounted = readU8(is);
	deSerializeSimpleSoundSpec(sound_footstep, is);
	deSerializeSimpleSoundSpec(sound_dig, is);
	deSerializeSimpleSoundSpec(sound_dug, is);
	// If you add anything here, insert it primarily inside the try-catch
	// block to not need to increase the version.
	try{
		// Stuff below should be moved to correct place in a version that
		// otherwise changes the protocol version
		liquid_renewable = readU8(is);
	}catch(SerializationError &e) {};
}
Пример #7
0
ServerActiveObject* LuaEntitySAO::create(ServerEnvironment *env, v3f pos,
		const std::string &data)
{
	std::string name;
	std::string state;
	s16 hp = 1;
	v3f velocity;
	float yaw = 0;
	if(data != ""){
		std::istringstream is(data, std::ios::binary);
		// read version
		u8 version = readU8(is);
		// check if version is supported
		if(version == 0){
			name = deSerializeString(is);
			state = deSerializeLongString(is);
		}
		else if(version == 1){
			name = deSerializeString(is);
			state = deSerializeLongString(is);
			hp = readS16(is);
			velocity = readV3F1000(is);
			yaw = readF1000(is);
		}
	}
	// create object
	infostream<<"LuaEntitySAO::create(name=\""<<name<<"\" state=\""
			<<state<<"\")"<<std::endl;
	LuaEntitySAO *sao = new LuaEntitySAO(env, pos, name, state);
	sao->m_hp = hp;
	sao->m_velocity = velocity;
	sao->m_yaw = yaw;
	return sao;
}
Пример #8
0
void ObjectProperties::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if(version != 1) throw SerializationError(
			"unsupported ObjectProperties version");
	hp_max = readS16(is);
	physical = readU8(is);
	weight = readF1000(is);
	collisionbox.MinEdge = readV3F1000(is);
	collisionbox.MaxEdge = readV3F1000(is);
	visual = deSerializeString(is);
	visual_size = readV2F1000(is);
	textures.clear();
	u32 texture_count = readU16(is);
	for(u32 i=0; i<texture_count; i++){
		textures.push_back(deSerializeString(is));
	}
	spritediv = readV2S16(is);
	initial_sprite_basepos = readV2S16(is);
	is_visible = readU8(is);
	makes_footstep_sound = readU8(is);
	try{
		automatic_rotate = readF1000(is);
	}catch(SerializationError &e){}
}
Пример #9
0
ServerActiveObject* FallingSAO::create(ServerEnvironment *env, v3f pos,
		const std::string &data)
{
	std::string name;
	std::string state;
	s16 hp = 1;
	v3f velocity;
	float yaw = 0;
	if(data != "") {
		std::istringstream is(data, std::ios::binary);
		// read version
		u8 version = readU8(is);
		// check if version is supported
		if(version == 0){
			name = deSerializeString(is);
			state = deSerializeLongString(is);
		}
		else if(version == 1){
			name = deSerializeString(is);
			state = deSerializeLongString(is);
			hp = readS16(is);
			velocity = readV3F1000(is);
			yaw = readF1000(is);
		}
	}
	// create object
	//infostream<<"FallingSAO::create(name='%s' state='%s')", name.c_str(), state.c_str();
	epixel::FallingSAO *sao = new epixel::FallingSAO(env, pos, name, state);
	sao->m_hp = hp;
	sao->m_velocity = velocity;
	sao->m_yaw = yaw;
	return sao;
}
Пример #10
0
void PointedThing::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if(version != 0) throw SerializationError(
			"unsupported PointedThing version");
	type = (PointedThingType) readU8(is);
	if(type == POINTEDTHING_NOTHING)
	{
		// nothing
	}
	else if(type == POINTEDTHING_NODE)
	{
		node_undersurface = readV3S16(is);
		node_abovesurface = readV3S16(is);
	}
	else if(type == POINTEDTHING_OBJECT)
	{
		object_id = readS16(is);
	}
	else
	{
		throw SerializationError(
			"unsupported PointedThingType");
	}
}
Пример #11
0
void ContentFeatures::deSerializeOld(std::istream &is, int version)
{
	if(version == 5) // In PROTOCOL_VERSION 13
	{
		name = deSerializeString(is);
		groups.clear();
		u32 groups_size = readU16(is);
		for(u32 i=0; i<groups_size; i++){
			std::string name = deSerializeString(is);
			int value = readS16(is);
			groups[name] = value;
		}
		drawtype = (enum NodeDrawType)readU8(is);
		visual_scale = readF1000(is);
		if(readU8(is) != 6)
			throw SerializationError("unsupported tile count");
		for(u32 i=0; i<6; i++)
			tiledef[i].deSerialize(is);
		if(readU8(is) != CF_SPECIAL_COUNT)
			throw SerializationError("unsupported CF_SPECIAL_COUNT");
		for(u32 i=0; i<CF_SPECIAL_COUNT; i++)
			tiledef_special[i].deSerialize(is);
		alpha = readU8(is);
		post_effect_color.setAlpha(readU8(is));
		post_effect_color.setRed(readU8(is));
		post_effect_color.setGreen(readU8(is));
		post_effect_color.setBlue(readU8(is));
		param_type = (enum ContentParamType)readU8(is);
		param_type_2 = (enum ContentParamType2)readU8(is);
		is_ground_content = readU8(is);
		light_propagates = readU8(is);
		sunlight_propagates = readU8(is);
		walkable = readU8(is);
		pointable = readU8(is);
		diggable = readU8(is);
		climbable = readU8(is);
		buildable_to = readU8(is);
		deSerializeString(is); // legacy: used to be metadata_name
		liquid_type = (enum LiquidType)readU8(is);
		liquid_alternative_flowing = deSerializeString(is);
		liquid_alternative_source = deSerializeString(is);
		liquid_viscosity = readU8(is);
		light_source = readU8(is);
		damage_per_second = readU32(is);
		node_box.deSerialize(is);
		selection_box.deSerialize(is);
		legacy_facedir_simple = readU8(is);
		legacy_wallmounted = readU8(is);
		deSerializeSimpleSoundSpec(sound_footstep, is);
		deSerializeSimpleSoundSpec(sound_dig, is);
		deSerializeSimpleSoundSpec(sound_dug, is);
	}
	else
	{
		throw SerializationError("unsupported ContentFeatures version");
	}
}
Пример #12
0
/************************************************************************************
 *
* ***********************************************************************************/
bool ScopeDome::UpdatePosition()
{
    //    int counter = readS32(GetCounterExt);
    readS16(GetCounter, rotationCounter);

    //    LOGF_INFO("Counters are %d - %d", counter, counter2);

    // We assume counter value 0 is at home sensor position
    double az = ((double)rotationCounter * -360.0 / stepsPerTurn) + DomeHomePositionN[0].value;
    az        = fmod(az, 360.0);
    if (az < 0.0)
    {
        az += 360.0;
    }
    DomeAbsPosN[0].value = az;
    return true;
}
Пример #13
0
void PointedThing::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if (version != 0) throw SerializationError(
			"unsupported PointedThing version");
	type = (PointedThingType) readU8(is);
	switch (type) {
	case POINTEDTHING_NOTHING:
		break;
	case POINTEDTHING_NODE:
		node_undersurface = readV3S16(is);
		node_abovesurface = readV3S16(is);
		break;
	case POINTEDTHING_OBJECT:
		object_id = readS16(is);
		break;
	default:
		throw SerializationError("unsupported PointedThingType");
	}
}
void TestSerialization::testStreamRead()
{
	std::string datastr(
		(const char *)test_serialized_data,
		sizeof(test_serialized_data));
	std::istringstream is(datastr, std::ios_base::binary);

	UASSERT(readU8(is) == 0x11);
	UASSERT(readU16(is) == 0x2233);
	UASSERT(readU32(is) == 0x44556677);
	UASSERT(readU64(is) == 0x8899AABBCCDDEEFF);

	UASSERT(readS8(is) == -128);
	UASSERT(readS16(is) == 30000);
	UASSERT(readS32(is) == -6);
	UASSERT(readS64(is) == -43);

	UASSERT(readF1000(is) == 53.534f);
	UASSERT(readF1000(is) == -300000.32f);
	UASSERT(readF1000(is) == F1000_MIN);
	UASSERT(readF1000(is) == F1000_MAX);

	UASSERT(deSerializeString(is) == "foobar!");

	UASSERT(readV2S16(is) == v2s16(500, 500));
	UASSERT(readV3S16(is) == v3s16(4207, 604, -30));
	UASSERT(readV2S32(is) == v2s32(1920, 1080));
	UASSERT(readV3S32(is) == v3s32(-400, 6400054, 290549855));
	UASSERT(readV2F1000(is) == v2f(500.656f, 350.345f));

	UASSERT(deSerializeWideString(is) == L"\x02~woof~\x5455");

	UASSERT(readV3F1000(is) == v3f(500, 10024.2f, -192.54f));
	UASSERT(readARGB8(is) == video::SColor(255, 128, 50, 128));

	UASSERT(deSerializeLongString(is) == "some longer string here");

	UASSERT(is.rdbuf()->in_avail() == 2);
	UASSERT(readU16(is) == 0xF00D);
	UASSERT(is.rdbuf()->in_avail() == 0);
}
Пример #15
0
void ObjectProperties::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if(version == 1)
	{
		try{
			hp_max = readS16(is);
			physical = readU8(is);
			weight = readF1000(is);
			collisionbox.MinEdge = readV3F1000(is);
			collisionbox.MaxEdge = readV3F1000(is);
			visual = deSerializeString(is);
			visual_size = readV2F1000(is);
			textures.clear();
			u32 texture_count = readU16(is);
			for(u32 i=0; i<texture_count; i++){
				textures.push_back(deSerializeString(is));
			}
			spritediv = readV2S16(is);
			initial_sprite_basepos = readV2S16(is);
			is_visible = readU8(is);
			makes_footstep_sound = readU8(is);
			automatic_rotate = readF1000(is);
			mesh = deSerializeString(is);
			u32 color_count = readU16(is);
			for(u32 i=0; i<color_count; i++){
				colors.push_back(readARGB8(is));
			}
			collideWithObjects = readU8(is);
			stepheight = readF1000(is);
			automatic_face_movement_dir = readU8(is);
			automatic_face_movement_dir_offset = readF1000(is);
		}catch(SerializationError &e){}
	}
	else
	{
		throw SerializationError("unsupported ObjectProperties version");
	}
}
Пример #16
0
NodeMetadata* NodeMetadata::deSerialize(std::istream &is)
{
	// Read id
	u8 buf[2];
	is.read((char*)buf, 2);
	s16 id = readS16(buf);

	// Read data
	std::string data = deSerializeString(is);

	// Find factory function
	core::map<u16, Factory>::Node *n;
	n = m_types.find(id);
	if(n == NULL)
	{
		// If factory is not found, just return.
		infostream<<"WARNING: NodeMetadata: No factory for typeId="
				<<id<<std::endl;
		return NULL;
	}

	// Try to load the metadata. If it fails, just return.
	try
	{
		std::istringstream iss(data, std::ios_base::binary);

		Factory f = n->getValue();
		NodeMetadata *meta = (*f)(iss);
		return meta;
	}
	catch(SerializationError &e)
	{
		infostream<<"WARNING: NodeMetadata: ignoring SerializationError"<<std::endl;
		return NULL;
	}
}
/*
	sender_peer_id given to this shall be quaranteed to be a valid peer
*/
void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
{
	DSTACK(__FUNCTION_NAME);

	// Ignore packets that don't even fit a command
	if(datasize < 2)
	{
		m_packetcounter.add(60000);
		return;
	}

	ToClientCommand command = (ToClientCommand)readU16(&data[0]);

	//infostream<<"Client: received command="<<command<<std::endl;
	m_packetcounter.add((u16)command);

	/*
		If this check is removed, be sure to change the queue
		system to know the ids
	*/
	if(sender_peer_id != PEER_ID_SERVER)
	{
		infostream<<"Client::ProcessData(): Discarding data not "
				"coming from server: peer_id="<<sender_peer_id
				<<std::endl;
		return;
	}

	u8 ser_version = m_server_ser_ver;

	//infostream<<"Client received command="<<(int)command<<std::endl;

	if(command == TOCLIENT_INIT)
	{
		if(datasize < 3)
			return;

		u8 deployed = data[2];

		infostream<<"Client: TOCLIENT_INIT received with "
				"deployed="<<((int)deployed&0xff)<<std::endl;

		if(deployed < SER_FMT_VER_LOWEST
				|| deployed > SER_FMT_VER_HIGHEST)
		{
			infostream<<"Client: TOCLIENT_INIT: Server sent "
					<<"unsupported ser_fmt_ver"<<std::endl;
			return;
		}

		m_server_ser_ver = deployed;

		// Get player position
		v3s16 playerpos_s16(0, BS*2+BS*20, 0);
		if(datasize >= 2+1+6)
			playerpos_s16 = readV3S16(&data[2+1]);
		v3f playerpos_f = intToFloat(playerpos_s16, BS) - v3f(0, BS/2, 0);

		{ //envlock
			//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out

			// Set player position
			Player *player = m_env.getLocalPlayer();
			assert(player != NULL);
			player->setPosition(playerpos_f);
		}

		if(datasize >= 2+1+6+8)
		{
			// Get map seed
			m_map_seed = readU64(&data[2+1+6]);
			infostream<<"Client: received map seed: "<<m_map_seed<<std::endl;
		}

		// Reply to server
		u32 replysize = 2;
		SharedBuffer<u8> reply(replysize);
		writeU16(&reply[0], TOSERVER_INIT2);
		// Send as reliable
		m_con.Send(PEER_ID_SERVER, 1, reply, true);

		return;
	}

	if(command == TOCLIENT_ACCESS_DENIED)
	{
		// The server didn't like our password. Note, this needs
		// to be processed even if the serialisation format has
		// not been agreed yet, the same as TOCLIENT_INIT.
		m_access_denied = true;
		m_access_denied_reason = L"Unknown";
		if(datasize >= 4)
		{
			std::string datastring((char*)&data[2], datasize-2);
			std::istringstream is(datastring, std::ios_base::binary);
			m_access_denied_reason = deSerializeWideString(is);
		}
		return;
	}

	if(ser_version == SER_FMT_VER_INVALID)
	{
		infostream<<"Client: Server serialization"
				" format invalid or not initialized."
				" Skipping incoming command="<<command<<std::endl;
		return;
	}

	// Just here to avoid putting the two if's together when
	// making some copypasta
	{}

	if(command == TOCLIENT_REMOVENODE)
	{
		if(datasize < 8)
			return;
		v3s16 p;
		p.X = readS16(&data[2]);
		p.Y = readS16(&data[4]);
		p.Z = readS16(&data[6]);

		//TimeTaker t1("TOCLIENT_REMOVENODE");

		// This will clear the cracking animation after digging
		((ClientMap&)m_env.getMap()).clearTempMod(p);

		removeNode(p);
	}
	else if(command == TOCLIENT_ADDNODE)
	{
		if(datasize < 8 + MapNode::serializedLength(ser_version))
			return;

		v3s16 p;
		p.X = readS16(&data[2]);
		p.Y = readS16(&data[4]);
		p.Z = readS16(&data[6]);

		//TimeTaker t1("TOCLIENT_ADDNODE");

		MapNode n;
		n.deSerialize(&data[8], ser_version);

		addNode(p, n);
	}
	else if(command == TOCLIENT_BLOCKDATA)
	{
		// Ignore too small packet
		if(datasize < 8)
			return;

		v3s16 p;
		p.X = readS16(&data[2]);
		p.Y = readS16(&data[4]);
		p.Z = readS16(&data[6]);

		/*infostream<<"Client: Thread: BLOCKDATA for ("
				<<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
		/*infostream<<"Client: Thread: BLOCKDATA for ("
				<<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/

		std::string datastring((char*)&data[8], datasize-8);
		std::istringstream istr(datastring, std::ios_base::binary);

		MapSector *sector;
		MapBlock *block;

		v2s16 p2d(p.X, p.Z);
		sector = m_env.getMap().emergeSector(p2d);

		assert(sector->getPos() == p2d);

		//TimeTaker timer("MapBlock deSerialize");
		// 0ms

		block = sector->getBlockNoCreateNoEx(p.Y);
		if(block)
		{
			/*
				Update an existing block
			*/
			//infostream<<"Updating"<<std::endl;
			block->deSerialize(istr, ser_version);
		}
		else
		{
			/*
				Create a new block
			*/
			//infostream<<"Creating new"<<std::endl;
			block = new MapBlock(&m_env.getMap(), p);
			block->deSerialize(istr, ser_version);
			sector->insertBlock(block);

			//DEBUG
			/*NodeMod mod;
			mod.type = NODEMOD_CHANGECONTENT;
			mod.param = CONTENT_MESE;
			block->setTempMod(v3s16(8,10,8), mod);
			block->setTempMod(v3s16(8,9,8), mod);
			block->setTempMod(v3s16(8,8,8), mod);
			block->setTempMod(v3s16(8,7,8), mod);
			block->setTempMod(v3s16(8,6,8), mod);*/
		}

#if 0
		/*
			Acknowledge block
		*/
		/*
			[0] u16 command
			[2] u8 count
			[3] v3s16 pos_0
			[3+6] v3s16 pos_1
			...
		*/
		u32 replysize = 2+1+6;
		SharedBuffer<u8> reply(replysize);
		writeU16(&reply[0], TOSERVER_GOTBLOCKS);
		reply[2] = 1;
		writeV3S16(&reply[3], p);
		// Send as reliable
		m_con.Send(PEER_ID_SERVER, 1, reply, true);
#endif

		/*
			Update Mesh of this block and blocks at x-, y- and z-.
			Environment should not be locked as it interlocks with the
			main thread, from which is will want to retrieve textures.
		*/

		//m_env.getClientMap().updateMeshes(block->getPos(), getDayNightRatio());
		/*
			Add it to mesh update queue and set it to be acknowledged after update.
		*/
		//infostream<<"Adding mesh update task for received block"<<std::endl;
		addUpdateMeshTaskWithEdge(p, true);
	}
	else if(command == TOCLIENT_PLAYERPOS)
	{
		infostream<<"Received deprecated TOCLIENT_PLAYERPOS"
				<<std::endl;
		/*u16 our_peer_id;
		{
			//JMutexAutoLock lock(m_con_mutex); //bulk comment-out
			our_peer_id = m_con.GetPeerID();
		}
		// Cancel if we don't have a peer id
		if(our_peer_id == PEER_ID_INEXISTENT){
			infostream<<"TOCLIENT_PLAYERPOS cancelled: "
					"we have no peer id"
					<<std::endl;
			return;
		}*/

		{ //envlock
			//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out

			u32 player_size = 2+12+12+4+4;

			u32 player_count = (datasize-2) / player_size;
			u32 start = 2;
			for(u32 i=0; i<player_count; i++)
			{
				u16 peer_id = readU16(&data[start]);

				Player *player = m_env.getPlayer(peer_id);

				// Skip if player doesn't exist
				if(player == NULL)
				{
					start += player_size;
					continue;
				}

				// Skip if player is local player
				if(player->isLocal())
				{
					start += player_size;
					continue;
				}

				v3s32 ps = readV3S32(&data[start+2]);
				v3s32 ss = readV3S32(&data[start+2+12]);
				s32 pitch_i = readS32(&data[start+2+12+12]);
				s32 yaw_i = readS32(&data[start+2+12+12+4]);
				/*infostream<<"Client: got "
						<<"pitch_i="<<pitch_i
						<<" yaw_i="<<yaw_i<<std::endl;*/
				f32 pitch = (f32)pitch_i / 100.0;
				f32 yaw = (f32)yaw_i / 100.0;
				v3f position((f32)ps.X/100., (f32)ps.Y/100., (f32)ps.Z/100.);
				v3f speed((f32)ss.X/100., (f32)ss.Y/100., (f32)ss.Z/100.);
				player->setPosition(position);
				player->setSpeed(speed);
				player->setPitch(pitch);
				player->setYaw(yaw);

				/*infostream<<"Client: player "<<peer_id
						<<" pitch="<<pitch
						<<" yaw="<<yaw<<std::endl;*/

				start += player_size;
			}
		} //envlock
	}
	else if(command == TOCLIENT_PLAYERINFO)
	{
		u16 our_peer_id;
		{
			//JMutexAutoLock lock(m_con_mutex); //bulk comment-out
			our_peer_id = m_con.GetPeerID();
		}
		// Cancel if we don't have a peer id
		if(our_peer_id == PEER_ID_INEXISTENT){
			infostream<<"TOCLIENT_PLAYERINFO cancelled: "
					"we have no peer id"
					<<std::endl;
			return;
		}

		//infostream<<"Client: Server reports players:"<<std::endl;

		{ //envlock
			//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out

			u32 item_size = 2+PLAYERNAME_SIZE;
			u32 player_count = (datasize-2) / item_size;
			u32 start = 2;
			// peer_ids
			core::list<u16> players_alive;
			for(u32 i=0; i<player_count; i++)
			{
				// Make sure the name ends in '\0'
				data[start+2+20-1] = 0;

				u16 peer_id = readU16(&data[start]);

				players_alive.push_back(peer_id);

				/*infostream<<"peer_id="<<peer_id
						<<" name="<<((char*)&data[start+2])<<std::endl;*/

				// Don't update the info of the local player
				if(peer_id == our_peer_id)
				{
					start += item_size;
					continue;
				}

				Player *player = m_env.getPlayer(peer_id);

				// Create a player if it doesn't exist
				if(player == NULL)
				{
					player = new RemotePlayer(
							m_device->getSceneManager()->getRootSceneNode(),
							m_device,
							-1);
					player->peer_id = peer_id;
					m_env.addPlayer(player);
					infostream<<"Client: Adding new player "
							<<peer_id<<std::endl;
				}

				player->updateName((char*)&data[start+2]);

				start += item_size;
			}

			/*
				Remove those players from the environment that
				weren't listed by the server.
			*/
			//infostream<<"Removing dead players"<<std::endl;
			core::list<Player*> players = m_env.getPlayers();
			core::list<Player*>::Iterator ip;
			for(ip=players.begin(); ip!=players.end(); ip++)
			{
				// Ingore local player
				if((*ip)->isLocal())
					continue;

				// Warn about a special case
				if((*ip)->peer_id == 0)
				{
					infostream<<"Client: Removing "
							"dead player with id=0"<<std::endl;
				}

				bool is_alive = false;
				core::list<u16>::Iterator i;
				for(i=players_alive.begin(); i!=players_alive.end(); i++)
				{
					if((*ip)->peer_id == *i)
					{
						is_alive = true;
						break;
					}
				}
				/*infostream<<"peer_id="<<((*ip)->peer_id)
						<<" is_alive="<<is_alive<<std::endl;*/
				if(is_alive)
					continue;
				infostream<<"Removing dead player "<<(*ip)->peer_id
						<<std::endl;
				m_env.removePlayer((*ip)->peer_id);
			}
		} //envlock
	}
	else if(command == TOCLIENT_SECTORMETA)
	{
		infostream<<"Client received DEPRECATED TOCLIENT_SECTORMETA"<<std::endl;
#if 0
		/*
			[0] u16 command
			[2] u8 sector count
			[3...] v2s16 pos + sector metadata
		*/
		if(datasize < 3)
			return;

		//infostream<<"Client received TOCLIENT_SECTORMETA"<<std::endl;

		{ //envlock
			//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out

			std::string datastring((char*)&data[2], datasize-2);
			std::istringstream is(datastring, std::ios_base::binary);

			u8 buf[4];

			is.read((char*)buf, 1);
			u16 sector_count = readU8(buf);

			//infostream<<"sector_count="<<sector_count<<std::endl;

			for(u16 i=0; i<sector_count; i++)
			{
				// Read position
				is.read((char*)buf, 4);
				v2s16 pos = readV2S16(buf);
				/*infostream<<"Client: deserializing sector at "
						<<"("<<pos.X<<","<<pos.Y<<")"<<std::endl;*/
				// Create sector
				assert(m_env.getMap().mapType() == MAPTYPE_CLIENT);
				((ClientMap&)m_env.getMap()).deSerializeSector(pos, is);
			}
		} //envlock
#endif
	}
	else if(command == TOCLIENT_INVENTORY)
	{
		if(datasize < 3)
			return;

		//TimeTaker t1("Parsing TOCLIENT_INVENTORY", m_device);

		{ //envlock
			//TimeTaker t2("mutex locking", m_device);
			//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
			//t2.stop();

			//TimeTaker t3("istringstream init", m_device);
			std::string datastring((char*)&data[2], datasize-2);
			std::istringstream is(datastring, std::ios_base::binary);
			//t3.stop();

			//m_env.printPlayers(infostream);

			//TimeTaker t4("player get", m_device);
			Player *player = m_env.getLocalPlayer();
			assert(player != NULL);
			//t4.stop();

			//TimeTaker t1("inventory.deSerialize()", m_device);
			player->inventory.deSerialize(is);
			//t1.stop();

			m_inventory_updated = true;

			//infostream<<"Client got player inventory:"<<std::endl;
			//player->inventory.print(infostream);
		}
	}
	//DEBUG
	else if(command == TOCLIENT_OBJECTDATA)
	{
		// Strip command word and create a stringstream
		std::string datastring((char*)&data[2], datasize-2);
		std::istringstream is(datastring, std::ios_base::binary);

		u8 buf[12];

		/*
			Read players
		*/

		is.read((char*)buf, 2);
		u16 playercount = readU16(buf);

		for(u16 i=0; i<playercount; i++)
		{
			is.read((char*)buf, 2);
			u16 peer_id = readU16(buf);
			is.read((char*)buf, 12);
			v3s32 p_i = readV3S32(buf);
			is.read((char*)buf, 12);
			v3s32 s_i = readV3S32(buf);
			is.read((char*)buf, 4);
			s32 pitch_i = readS32(buf);
			is.read((char*)buf, 4);
			s32 yaw_i = readS32(buf);

			Player *player = m_env.getPlayer(peer_id);

			// Skip if player doesn't exist
			if(player == NULL)
			{
				continue;
			}

			// Skip if player is local player
			if(player->isLocal())
			{
				continue;
			}

			f32 pitch = (f32)pitch_i / 100.0;
			f32 yaw = (f32)yaw_i / 100.0;
			v3f position((f32)p_i.X/100., (f32)p_i.Y/100., (f32)p_i.Z/100.);
			v3f speed((f32)s_i.X/100., (f32)s_i.Y/100., (f32)s_i.Z/100.);

			player->setPosition(position);
			player->setSpeed(speed);
			player->setPitch(pitch);
			player->setYaw(yaw);
		}

		/*
			Read block objects
			NOTE: Deprecated stuff
		*/

		// Read active block count
		u16 blockcount = readU16(is);
		if(blockcount != 0){
			infostream<<"TOCLIENT_OBJECTDATA: blockcount != 0 "
					"not supported"<<std::endl;
			return;
		}
	}
	else if(command == TOCLIENT_TIME_OF_DAY)
	{
		if(datasize < 4)
			return;

		u16 time_of_day = readU16(&data[2]);
		time_of_day = time_of_day % 24000;
		//infostream<<"Client: time_of_day="<<time_of_day<<std::endl;

		/*
			time_of_day:
			0 = midnight
			12000 = midday
		*/
		{
			m_env.setTimeOfDay(time_of_day);

			u32 dr = m_env.getDayNightRatio();

			infostream<<"Client: time_of_day="<<time_of_day
					<<", dr="<<dr
					<<std::endl;
		}

	}
	else if(command == TOCLIENT_CHAT_MESSAGE)
	{
		/*
			u16 command
			u16 length
			wstring message
		*/
		u8 buf[6];
		std::string datastring((char*)&data[2], datasize-2);
		std::istringstream is(datastring, std::ios_base::binary);

		// Read stuff
		is.read((char*)buf, 2);
		u16 len = readU16(buf);

		std::wstring message;
		for(u16 i=0; i<len; i++)
		{
			is.read((char*)buf, 2);
			message += (wchar_t)readU16(buf);
		}

		/*infostream<<"Client received chat message: "
				<<wide_to_narrow(message)<<std::endl;*/

		m_chat_queue.push_back(message);
	}
	else if(command == TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD)
	{
		//if(g_settings->getBool("enable_experimental"))
		{
			/*
				u16 command
				u16 count of removed objects
				for all removed objects {
					u16 id
				}
				u16 count of added objects
				for all added objects {
					u16 id
					u8 type
					u32 initialization data length
					string initialization data
				}
			*/

			char buf[6];
			// Get all data except the command number
			std::string datastring((char*)&data[2], datasize-2);
			// Throw them in an istringstream
			std::istringstream is(datastring, std::ios_base::binary);

			// Read stuff

			// Read removed objects
			is.read(buf, 2);
			u16 removed_count = readU16((u8*)buf);
			for(u16 i=0; i<removed_count; i++)
			{
				is.read(buf, 2);
				u16 id = readU16((u8*)buf);
				// Remove it
				{
					//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
					m_env.removeActiveObject(id);
				}
			}

			// Read added objects
			is.read(buf, 2);
			u16 added_count = readU16((u8*)buf);
			for(u16 i=0; i<added_count; i++)
			{
				is.read(buf, 2);
				u16 id = readU16((u8*)buf);
				is.read(buf, 1);
				u8 type = readU8((u8*)buf);
				std::string data = deSerializeLongString(is);
				// Add it
				{
					//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
					m_env.addActiveObject(id, type, data);
				}
			}
		}
	}
	else if(command == TOCLIENT_ACTIVE_OBJECT_MESSAGES)
	{
		//if(g_settings->getBool("enable_experimental"))
		{
			/*
				u16 command
				for all objects
				{
					u16 id
					u16 message length
					string message
				}
			*/
			char buf[6];
			// Get all data except the command number
			std::string datastring((char*)&data[2], datasize-2);
			// Throw them in an istringstream
			std::istringstream is(datastring, std::ios_base::binary);

			while(is.eof() == false)
			{
				// Read stuff
				is.read(buf, 2);
				u16 id = readU16((u8*)buf);
				if(is.eof())
					break;
				is.read(buf, 2);
				u16 message_size = readU16((u8*)buf);
				std::string message;
				message.reserve(message_size);
				for(u16 i=0; i<message_size; i++)
				{
					is.read(buf, 1);
					message.append(buf, 1);
				}
				// Pass on to the environment
				{
					//JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
					m_env.processActiveObjectMessage(id, message);
				}
			}
		}
	}
	else if(command == TOCLIENT_HP)
	{
		std::string datastring((char*)&data[2], datasize-2);
		std::istringstream is(datastring, std::ios_base::binary);
		Player *player = m_env.getLocalPlayer();
		assert(player != NULL);
		u8 hp = readU8(is);
		player->hp = hp;
	}
	else if(command == TOCLIENT_MOVE_PLAYER)
	{
		std::string datastring((char*)&data[2], datasize-2);
		std::istringstream is(datastring, std::ios_base::binary);
		Player *player = m_env.getLocalPlayer();
		assert(player != NULL);
		v3f pos = readV3F1000(is);
		f32 pitch = readF1000(is);
		f32 yaw = readF1000(is);
		player->setPosition(pos);
		/*player->setPitch(pitch);
		player->setYaw(yaw);*/

		infostream<<"Client got TOCLIENT_MOVE_PLAYER"
				<<" pos=("<<pos.X<<","<<pos.Y<<","<<pos.Z<<")"
				<<" pitch="<<pitch
				<<" yaw="<<yaw
				<<std::endl;

		/*
			Add to ClientEvent queue.
			This has to be sent to the main program because otherwise
			it would just force the pitch and yaw values to whatever
			the camera points to.
		*/
		ClientEvent event;
		event.type = CE_PLAYER_FORCE_MOVE;
		event.player_force_move.pitch = pitch;
		event.player_force_move.yaw = yaw;
		m_client_event_queue.push_back(event);

		// Ignore damage for a few seconds, so that the player doesn't
		// get damage from falling on ground
		m_ignore_damage_timer = 3.0;
	}
	else if(command == TOCLIENT_PLAYERITEM)
	{
		std::string datastring((char*)&data[2], datasize-2);
		std::istringstream is(datastring, std::ios_base::binary);

		u16 count = readU16(is);

		for (u16 i = 0; i < count; ++i) {
			u16 peer_id = readU16(is);
			Player *player = m_env.getPlayer(peer_id);

			if (player == NULL)
			{
				infostream<<"Client: ignoring player item "
					<< deSerializeString(is)
					<< " for non-existing peer id " << peer_id
					<< std::endl;
				continue;
			} else if (player->isLocal()) {
				infostream<<"Client: ignoring player item "
					<< deSerializeString(is)
					<< " for local player" << std::endl;
				continue;
			} else {
				InventoryList *inv = player->inventory.getList("main");
				std::string itemstring(deSerializeString(is));
				if (itemstring.empty()) {
					inv->deleteItem(0);
					infostream
						<<"Client: empty player item for peer "
						<< peer_id << std::endl;
				} else {
					std::istringstream iss(itemstring);
					delete inv->changeItem(0, InventoryItem::deSerialize(iss));
					infostream<<"Client: player item for peer " << peer_id << ": ";
					player->getWieldItem()->serialize(infostream);
					infostream<<std::endl;
				}
			}
		}
	}
	else if(command == TOCLIENT_DEATHSCREEN)
	{
		std::string datastring((char*)&data[2], datasize-2);
		std::istringstream is(datastring, std::ios_base::binary);

		bool set_camera_point_target = readU8(is);
		v3f camera_point_target = readV3F1000(is);

		ClientEvent event;
		event.type = CE_DEATHSCREEN;
		event.deathscreen.set_camera_point_target = set_camera_point_target;
		event.deathscreen.camera_point_target_x = camera_point_target.X;
		event.deathscreen.camera_point_target_y = camera_point_target.Y;
		event.deathscreen.camera_point_target_z = camera_point_target.Z;
		m_client_event_queue.push_back(event);
	}
	else
	{
		infostream<<"Client: Ignoring unknown command "
				<<command<<std::endl;
	}
}
Пример #18
0
void ContentFeatures::deSerialize(std::istream &is)
{
	// version detection
	int version = readU8(is);
	if (version < 12)
		throw SerializationError("unsupported ContentFeatures version");

	// general
	name = deSerializeString(is);
	groups.clear();
	u32 groups_size = readU16(is);
	for (u32 i = 0; i < groups_size; i++) {
		std::string name = deSerializeString(is);
		int value = readS16(is);
		groups[name] = value;
	}
	param_type = (enum ContentParamType) readU8(is);
	param_type_2 = (enum ContentParamType2) readU8(is);

	// visual
	drawtype = (enum NodeDrawType) readU8(is);
	mesh = deSerializeString(is);
	visual_scale = readF1000(is);
	if (readU8(is) != 6)
		throw SerializationError("unsupported tile count");
	for (TileDef &td : tiledef)
		td.deSerialize(is, version, drawtype);
	for (TileDef &td : tiledef_overlay)
		td.deSerialize(is, version, drawtype);
	if (readU8(is) != CF_SPECIAL_COUNT)
		throw SerializationError("unsupported CF_SPECIAL_COUNT");
	for (TileDef &td : tiledef_special)
		td.deSerialize(is, version, drawtype);
	alpha = readU8(is);
	color.setRed(readU8(is));
	color.setGreen(readU8(is));
	color.setBlue(readU8(is));
	palette_name = deSerializeString(is);
	waving = readU8(is);
	connect_sides = readU8(is);
	u16 connects_to_size = readU16(is);
	connects_to_ids.clear();
	for (u16 i = 0; i < connects_to_size; i++)
		connects_to_ids.push_back(readU16(is));
	post_effect_color.setAlpha(readU8(is));
	post_effect_color.setRed(readU8(is));
	post_effect_color.setGreen(readU8(is));
	post_effect_color.setBlue(readU8(is));
	leveled = readU8(is);

	// lighting-related
	light_propagates = readU8(is);
	sunlight_propagates = readU8(is);
	light_source = readU8(is);
	light_source = MYMIN(light_source, LIGHT_MAX);

	// map generation
	is_ground_content = readU8(is);

	// interaction
	walkable = readU8(is);
	pointable = readU8(is);
	diggable = readU8(is);
	climbable = readU8(is);
	buildable_to = readU8(is);
	rightclickable = readU8(is);
	damage_per_second = readU32(is);

	// liquid
	liquid_type = (enum LiquidType) readU8(is);
	liquid_alternative_flowing = deSerializeString(is);
	liquid_alternative_source = deSerializeString(is);
	liquid_viscosity = readU8(is);
	liquid_renewable = readU8(is);
	liquid_range = readU8(is);
	drowning = readU8(is);
	floodable = readU8(is);

	// node boxes
	node_box.deSerialize(is);
	selection_box.deSerialize(is);
	collision_box.deSerialize(is);

	// sounds
	deSerializeSimpleSoundSpec(sound_footstep, is, version);
	deSerializeSimpleSoundSpec(sound_dig, is, version);
	deSerializeSimpleSoundSpec(sound_dug, is, version);

	// read legacy properties
	legacy_facedir_simple = readU8(is);
	legacy_wallmounted = readU8(is);

	try {
		node_dig_prediction = deSerializeString(is);
	} catch(SerializationError &e) {};
}
Пример #19
0
/* Initialise the map structure */
GAMEMAP *mapLoad(char *filename)
{
	char		path[PATH_MAX];
	GAMEMAP		*map = (GAMEMAP *)malloc(sizeof(*map));
	uint32_t	i, j, gwVersion;
	char		aFileType[4];
	bool		littleEndian = true;
	PHYSFS_file	*fp = NULL;
	bool		counted[MAX_PLAYERS];
	uint16_t	pType;

	// this cries out for a class based design
	#define readU8(v) ( littleEndian ? PHYSFS_readULE8(fp, v) : PHYSFS_readUBE8(fp, v) )
	#define readU16(v) ( littleEndian ? PHYSFS_readULE16(fp, v) : PHYSFS_readUBE16(fp, v) )
	#define readU32(v) ( littleEndian ? PHYSFS_readULE32(fp, v) : PHYSFS_readUBE32(fp, v) )
	#define readS8(v) ( littleEndian ? PHYSFS_readSLE8(fp, v) : PHYSFS_readSBE8(fp, v) )
	#define readS16(v) ( littleEndian ? PHYSFS_readSLE16(fp, v) : PHYSFS_readSBE16(fp, v) )
	#define readS32(v) ( littleEndian ? PHYSFS_readSLE32(fp, v) : PHYSFS_readSBE32(fp, v) )
	
	/* === Load map data === */

	strcpy(path, filename);
	strcat(path, "/game.map");
	fp = PHYSFS_openRead(path);
	map->mGateways = NULL;
	map->mMapTiles = NULL;

	if (!fp)
	{
		debug(LOG_ERROR, "Could not open %s", path);
		map->mapVersion = 0;
		map->width = UINT32_MAX;
		map->height = UINT32_MAX;
		map->mMapTiles = NULL;
		goto mapfailure;
	}
	else if (PHYSFS_read(fp, aFileType, 4, 1) != 1
		|| !readU32(&map->mapVersion)
		|| !readU32(&map->width)
		|| !readU32(&map->height)
		|| aFileType[0] != 'm'
		|| aFileType[1] != 'a'
		|| aFileType[2] != 'p')
	{
		debug(LOG_ERROR, "Bad header in %s", path);
		goto failure;
	}
	else if (map->mapVersion <= 9)
	{
		debug(LOG_ERROR, "%s: Unsupported save format version %u", path, map->mapVersion);
		goto failure;
	}
	else if (map->mapVersion > 36)
	{
		debug(LOG_ERROR, "%s: Undefined save format version %u", path, map->mapVersion);
		goto failure;
	}
	else if (map->width * map->height > MAP_MAXAREA)
	{
		debug(LOG_ERROR, "Map %s too large : %d %d", path, map->width, map->height);
		goto failure;
	}

	/* Allocate the memory for the map */
	map->mMapTiles = (MAPTILE *)calloc(map->width * map->height, sizeof(*map->mMapTiles));
	if (!map->mMapTiles)
	{
		debug(LOG_ERROR, "Out of memory");
		goto failure;
	}
	
	/* Load in the map data */
	for (i = 0; i < map->width * map->height; i++)
	{
		uint16_t	texture;
		uint8_t		height;

		if (!readU16(&texture) || !readU8(&height))
		{
			debug(LOG_ERROR, "%s: Error during savegame load", path);
			goto failure;
		}

		map->mMapTiles[i].texture = static_cast<TerrainType>(texture);
		map->mMapTiles[i].height = height;
		for (j = 0; j < MAX_PLAYERS; j++)
		{
			map->mMapTiles[i].tileVisBits = (uint8_t)(map->mMapTiles[i].tileVisBits &~ (uint8_t)(1 << j));
		}
	}

	if (!readU32(&gwVersion) || !readU32(&map->numGateways) || gwVersion != 1)
	{
		debug(LOG_ERROR, "Bad gateway in %s", path);
		goto failure;
	}

	map->mGateways = (GATEWAY *)calloc(map->numGateways, sizeof(*map->mGateways));
	for (i = 0; i < map->numGateways; i++)
	{
		if (!readU8(&map->mGateways[i].x1) || !readU8(&map->mGateways[i].y1)
			|| !readU8(&map->mGateways[i].x2) || !readU8(&map->mGateways[i].y2))
		{
			debug(LOG_ERROR, "%s: Failed to read gateway info", path);
			goto failure;
		}
	}
	PHYSFS_close(fp);
mapfailure:

	/* === Load game data === */

	strcpy(path, filename);
	strcat(path, ".gam");
	fp = PHYSFS_openRead(path);
	if (!fp)
	{
		debug(LOG_ERROR, "Game file %s not found", path);
		goto failure;
	}
	else if (PHYSFS_read(fp, aFileType, 4, 1) != 1
		|| aFileType[0] != 'g'
		|| aFileType[1] != 'a'
		|| aFileType[2] != 'm'
		|| aFileType[3] != 'e'
		|| !readU32(&map->gameVersion))
	{
		debug(LOG_ERROR, "Bad header in %s", path);
		goto failure;
	}
	if (map->gameVersion > 35)	// big-endian
	{
		littleEndian = false;
	}
	if (!readU32(&map->gameTime)
		|| !readU32(&map->gameType)
		|| !readS32(&map->scrollMinX)
		|| !readS32(&map->scrollMinY)
		|| !readU32(&map->scrollMaxX)
		|| !readU32(&map->scrollMaxY)
		|| PHYSFS_read(fp, map->levelName, 20, 1) != 1)
	{
		debug(LOG_ERROR, "Bad data in %s", filename);
		goto failure;
	}
	for (i = 0; i < 8; i++)
	{
		if (map->gameVersion >= 10)
		{
			uint32_t dummy;	// extracted power, not used

			if (!readU32(&map->power[i]) || !readU32(&dummy))
			{
				debug(LOG_ERROR, "Bad power data in %s", filename);
				goto failure;
			}
		}
		else
		{
			map->power[i] = 0;	// TODO... is there a default?
		}
	}
	PHYSFS_close(fp);


	/* === Load feature data === */

	littleEndian = true;
	strcpy(path, filename);
	strcat(path, "/feat.bjo");
	fp = PHYSFS_openRead(path);
	if (!fp)
	{
		debug(LOG_ERROR, "Feature file %s not found", path);
		map->featVersion = 0;
		map->numFeatures = 0;
		map->mLndObjects[IMD_FEATURE] = NULL;
		goto featfailure;
	}
	else if (PHYSFS_read(fp, aFileType, 4, 1) != 1
		|| aFileType[0] != 'f'
		|| aFileType[1] != 'e'
		|| aFileType[2] != 'a'
		|| aFileType[3] != 't'
		|| !readU32(&map->featVersion)
		|| !readU32(&map->numFeatures))
	{
		debug(LOG_ERROR, "Bad features header in %s", path);
		goto failure;
	}
	map->mLndObjects[IMD_FEATURE] = (LND_OBJECT *)malloc(sizeof(*map->mLndObjects[IMD_FEATURE]) * map->numFeatures);
	for(i = 0; i < map->numFeatures; i++)
	{
		LND_OBJECT *psObj = &map->mLndObjects[IMD_FEATURE][i];
		int nameLength = 60;
		uint32_t dummy;
		uint8_t visibility[8];

		if (map->featVersion <= 19)
		{
			nameLength = 40;
		}
		if (PHYSFS_read(fp, psObj->name, nameLength, 1) != 1
			|| !readU32(&psObj->id)
			|| !readU32(&psObj->x) || !readU32(&psObj->y) || !readU32(&psObj->z)
			|| !readU32(&psObj->direction)
			|| !readU32(&psObj->player)
			|| !readU32(&dummy) // BOOL inFire
			|| !readU32(&dummy) // burnStart
			|| !readU32(&dummy)) // burnDamage
		{
			debug(LOG_ERROR, "Failed to read feature from %s", path);
			goto failure;
		}
		psObj->player = 0;	// work around invalid feature owner
		if (map->featVersion >= 14 && PHYSFS_read(fp, &visibility, 1, 8) != 8)
		{
			debug(LOG_ERROR, "Failed to read feature visibility from %s", path);
			goto failure;
		}
		psObj->type = 0;	// IMD LND type for feature
		// Sanity check data
		if (psObj->x >= map->width * TILE_WIDTH || psObj->y >= map->height * TILE_HEIGHT)
		{
			debug(LOG_ERROR, "Bad feature coordinate %u(%u, %u)", psObj->id, psObj->x, psObj->y);
			goto failure;
		}
	}
	PHYSFS_close(fp);
featfailure:


	/* === Load terrain data === */

	littleEndian = true;
	strcpy(path, filename);
	strcat(path, "/ttypes.ttp");
	fp = PHYSFS_openRead(path);
	if (!fp)
	{
		map->terrainVersion = 0;
		goto terrainfailure;
	}
	else if (PHYSFS_read(fp, aFileType, 4, 1) != 1
		|| aFileType[0] != 't'
		|| aFileType[1] != 't'
		|| aFileType[2] != 'y'
		|| aFileType[3] != 'p'
		|| !readU32(&map->terrainVersion)
		|| !readU32(&map->numTerrainTypes))
	{
		debug(LOG_ERROR, "Bad features header in %s", path);
		goto failure;
	}
	
	if (map->numTerrainTypes >= MAX_TILE_TEXTURES)
	{
		// Workaround for fugly map editor bug, since we can't fix the map editor
		map->numTerrainTypes = MAX_TILE_TEXTURES - 1;
	}

	// reset the terrain table
	memset(terrainTypes, 0, sizeof(terrainTypes));

	for (i = 0; i < map->numTerrainTypes; i++)
	{
		readU16(&pType);
		
		if (pType > TER_MAX)
		{
			debug(LOG_ERROR, "loadTerrainTypeMap: terrain type out of range");
			goto terrainfailure;
		}

		terrainTypes[i] = (uint8_t)pType;
	}

	if (terrainTypes[0] == 1 && terrainTypes[1] == 0 && terrainTypes[2] == 2)
	{
		map->tileset = TILESET_ARIZONA;
	}
	else if (terrainTypes[0] == 2 && terrainTypes[1] == 2 && terrainTypes[2] == 2)
	{
		map->tileset = TILESET_URBAN;
	}
	else if (terrainTypes[0] == 0 && terrainTypes[1] == 0 && terrainTypes[2] == 2)
	{
		map->tileset = TILESET_ROCKIES;
	}
	else
	{
		debug(LOG_ERROR, "Unknown terrain signature in %s: %u %u %u", path,
			  terrainTypes[0], terrainTypes[1], terrainTypes[2]);
		goto failure;
	}
	
	PHYSFS_close(fp);
terrainfailure:

	/* === Load structure data === */

	map->mLndObjects[IMD_STRUCTURE] = NULL;
	map->numStructures = 0;
	littleEndian = true;
	strcpy(path, filename);
	strcat(path, "/struct.bjo");
	map->mLndObjects[IMD_STRUCTURE] = NULL;
	fp = PHYSFS_openRead(path);
	if (fp)
	{
		if (PHYSFS_read(fp, aFileType, 4, 1) != 1
			|| aFileType[0] != 's'
			|| aFileType[1] != 't'
			|| aFileType[2] != 'r'
			|| aFileType[3] != 'u'
			|| !readU32(&map->structVersion)
			|| !readU32(&map->numStructures))
		{
			debug(LOG_ERROR, "Bad structure header in %s", path);
			goto failure;
		}
		map->mLndObjects[IMD_STRUCTURE] = (LND_OBJECT *)malloc(sizeof(*map->mLndObjects[IMD_STRUCTURE]) * map->numStructures);
		for (i = 0; i < map->numStructures; i++)
		{
			LND_OBJECT *psObj = &map->mLndObjects[IMD_STRUCTURE][i];
			int nameLength = 60;
			uint32_t dummy;
			uint8_t visibility[8], dummy8;
			int16_t dummyS16;
			int32_t dummyS32;
			char researchName[60];

			if (map->structVersion <= 19)
			{
				nameLength = 40;
			}
			if (PHYSFS_read(fp, psObj->name, nameLength, 1) != 1
				|| !readU32(&psObj->id)
				|| !readU32(&psObj->x) || !readU32(&psObj->y) || !readU32(&psObj->z)
				|| !readU32(&psObj->direction)
				|| !readU32(&psObj->player)
				|| !readU32(&dummy) // BOOL inFire
				|| !readU32(&dummy) // burnStart
				|| !readU32(&dummy) // burnDamage
				|| !readU8(&dummy8)	// status - causes structure padding
				|| !readU8(&dummy8)	// structure padding
				|| !readU8(&dummy8)	// structure padding
				|| !readU8(&dummy8) // structure padding
				|| !readS32(&dummyS32) // currentBuildPts - aligned on 4 byte boundary
				|| !readU32(&dummy) // body
				|| !readU32(&dummy) // armour
				|| !readU32(&dummy) // resistance
				|| !readU32(&dummy) // dummy1
				|| !readU32(&dummy) // subjectInc
				|| !readU32(&dummy) // timeStarted
				|| !readU32(&dummy) // output
				|| !readU32(&dummy) // capacity
				|| !readU32(&dummy)) // quantity
			{
				debug(LOG_ERROR, "Failed to read structure from %s", path);
				goto failure;
			}
			if (map->structVersion >= 12
				&& (!readU32(&dummy)	// factoryInc
					|| !readU8(&dummy8) // loopsPerformed - causes structure padding
					|| !readU8(&dummy8) // structure padding
					|| !readU8(&dummy8) // structure padding
					|| !readU8(&dummy8) // structure padding
					|| !readU32(&dummy) // powerAccrued - aligned on 4 byte boundary
					|| !readU32(&dummy) // dummy2
					|| !readU32(&dummy) // droidTimeStarted
					|| !readU32(&dummy) // timeToBuild
					|| !readU32(&dummy))) // timeStartHold
			{
				debug(LOG_ERROR, "Failed to read structure v12 part from %s", path);
				goto failure;
			}
			if (map->structVersion >= 14 && PHYSFS_read(fp, &visibility, 1, 8) != 8)
			{
				debug(LOG_ERROR, "Failed to read structure visibility from %s", path);
				goto failure;
			}
			if (map->structVersion >= 15 && PHYSFS_read(fp, researchName, nameLength, 1) != 1)
			{
				// If version < 20, then this causes no padding, but the short below
				// will still cause two bytes padding; however, if version >= 20, we
				// will cause 4 bytes padding, but the short below will eat 2 of them,
				// leaving us again with only two bytes padding before the next word.
				debug(LOG_ERROR, "Failed to read structure v15 part from %s", path);
				goto failure;
			}
			if (map->structVersion >= 17 && !readS16(&dummyS16))
			{
				debug(LOG_ERROR, "Failed to read structure v17 part from %s", path);
				goto failure;
			}
			if (map->structVersion >= 15 && !readS16(&dummyS16))	// structure padding
			{
				debug(LOG_ERROR, "Failed to read 16 bits of structure padding from %s", path);
				goto failure;
			}
			if (map->structVersion >= 21 && !readU32(&dummy))
			{
				debug(LOG_ERROR, "Failed to read structure v21 part from %s", path);
				goto failure;
			}
			psObj->type = IMD_STRUCTURE;
			// Sanity check data
			if (psObj->player > MAX_PLAYERS)
			{
				debug(LOG_ERROR, "Bad structure owner %u for structure %d id=%u", psObj->player, i, psObj->id);
				goto failure;
			}
			if (psObj->x >= map->width * TILE_WIDTH || psObj->y >= map->height * TILE_HEIGHT)
			{
				debug(LOG_ERROR, "Bad structure %d coordinate %u(%u, %u)", i, psObj->id, psObj->x, psObj->y);
				goto failure;
			}
		}
		PHYSFS_close(fp);
	}


	/* === Load droid data === */

	map->mLndObjects[IMD_DROID] = NULL;
	map->numDroids = 0;
	littleEndian = true;
	strcpy(path, filename);
	strcat(path, "/dinit.bjo");
	map->mLndObjects[IMD_DROID] = NULL;
	fp = PHYSFS_openRead(path);
	if (fp)
	{
		if (PHYSFS_read(fp, aFileType, 4, 1) != 1
			|| aFileType[0] != 'd'
			|| aFileType[1] != 'i'
			|| aFileType[2] != 'n'
			|| aFileType[3] != 't'
			|| !readU32(&map->droidVersion)
			|| !readU32(&map->numDroids))
		{
			debug(LOG_ERROR, "Bad droid header in %s", path);
			goto failure;
		}
		map->mLndObjects[IMD_DROID] = (LND_OBJECT *)malloc(sizeof(*map->mLndObjects[IMD_DROID]) * map->numDroids);
		for (i = 0; i < map->numDroids; i++)
		{
			LND_OBJECT *psObj = &map->mLndObjects[IMD_DROID][i];
			int nameLength = 60;
			uint32_t dummy;

			if (map->droidVersion <= 19)
			{
				nameLength = 40;
			}
			if (PHYSFS_read(fp, psObj->name, nameLength, 1) != 1
				|| !readU32(&psObj->id)
				|| !readU32(&psObj->x) || !readU32(&psObj->y) || !readU32(&psObj->z)
				|| !readU32(&psObj->direction)
				|| !readU32(&psObj->player)
				|| !readU32(&dummy) // BOOL inFire
				|| !readU32(&dummy) // burnStart
				|| !readU32(&dummy)) // burnDamage
			{
				debug(LOG_ERROR, "Failed to read droid from %s", path);
				goto failure;
			}
			psObj->type = IMD_DROID;
			// Sanity check data
			if (psObj->x >= map->width * TILE_WIDTH || psObj->y >= map->height * TILE_HEIGHT)
			{
				debug(LOG_ERROR, "Bad droid coordinate %u(%u, %u)", psObj->id, psObj->x, psObj->y);
				goto failure;
			}
		}
		PHYSFS_close(fp);
	}

	// Count players by looking for the obligatory construction droids
	map->numPlayers = 0;
	memset(counted, 0, sizeof(counted));
	for(i = 0; i < map->numDroids; i++)
	{
		LND_OBJECT *psObj = &map->mLndObjects[IMD_DROID][i];

		if (counted[psObj->player] == false && (strcmp(psObj->name, "ConstructorDroid") == 0 || strcmp(psObj->name, "ConstructionDroid") == 0))
		{
			counted[psObj->player] = true;
			map->numPlayers++;
		}
	}

	return map;

failure:
	mapFree(map);
	if (fp)
	{
		PHYSFS_close(fp);
	}
	return NULL;
}
Пример #20
0
void MapBlockObjectList::update(std::istream &is, u8 version,
		scene::ISceneManager *smgr, u32 daynight_ratio)
{
	JMutexAutoLock lock(m_mutex);

	/*
		Collect all existing ids to a set.

		As things are updated, they are removed from this.

		All remaining ones are deleted.
	*/
	core::map<s16, bool> ids_to_delete;
	for(core::map<s16, MapBlockObject*>::Iterator
			i = m_objects.getIterator();
			i.atEnd() == false; i++)
	{
		ids_to_delete.insert(i.getNode()->getKey(), true);
	}
	
	u8 buf[6];
	
	is.read((char*)buf, 2);
	u16 count = readU16(buf);

	for(u16 i=0; i<count; i++)
	{
		// Read id
		is.read((char*)buf, 2);
		s16 id = readS16(buf);
		
		// Read position
		// stored as x1000/BS v3s16
		is.read((char*)buf, 6);
		v3s16 pos_i = readV3S16(buf);
		v3f pos((f32)pos_i.X/1000*BS,
				(f32)pos_i.Y/1000*BS,
				(f32)pos_i.Z/1000*BS);

		// Read typeId
		is.read((char*)buf, 2);
		u16 type_id = readU16(buf);
		
		bool create_new = false;

		// Find an object with the id
		core::map<s16, MapBlockObject*>::Node *n;
		n = m_objects.find(id);
		// If no entry is found for id
		if(n == NULL)
		{
			// Insert dummy pointer node
			m_objects.insert(id, NULL);
			// Get node
			n = m_objects.find(id);
			// A new object will be created at this node
			create_new = true;
		}
		// If type_id differs
		else if(n->getValue()->getTypeId() != type_id)
		{
			// Delete old object
			delete n->getValue();
			// A new object will be created at this node
			create_new = true;
		}

		MapBlockObject *obj = NULL;

		if(create_new)
		{
			/*dstream<<"MapBlockObjectList adding new object"
					" id="<<id
					<<std::endl;*/

			if(type_id == MAPBLOCKOBJECT_TYPE_SIGN)
			{
				obj = new SignObject(m_block, id, pos);
			}
			else if(type_id == MAPBLOCKOBJECT_TYPE_RAT)
			{
				obj = new RatObject(m_block, id, pos);
			}
			else if(type_id == MAPBLOCKOBJECT_TYPE_ITEM)
			{
				obj = new ItemObject(m_block, id, pos);
			}
			else
			{
				// This is fatal because we cannot know the length
				// of the object's data
				throw SerializationError
				("MapBlockObjectList::update(): Unknown MapBlockObject type");
			}

			if(smgr != NULL)
				//obj->addToScene(smgr, daynight_ratio);
				obj->addToScene(smgr);

			n->setValue(obj);
		}
		else
		{
			obj = n->getValue();
			obj->updatePos(pos);
			/*if(daynight_ratio != m_last_update_daynight_ratio)
			{
				obj->removeFromScene();
				obj->addToScene(smgr, daynight_ratio);
			}*/
		}

		// Now there is an object in obj.
		// Update it.
		
		obj->update(is, version);
		obj->setBlockChanged();

		/*
			Update light on client
		*/
		if(smgr != NULL)
		{
			u8 light = LIGHT_MAX;
			try{
				v3s16 relpos_i = floatToInt(obj->m_pos, BS);
				MapNode n = m_block->getNodeParent(relpos_i);
				light = n.getLightBlend(daynight_ratio);
			}
			catch(InvalidPositionException &e) {}
			obj->updateLight(light);
		}
		
		// Remove from deletion list
		if(ids_to_delete.find(id) != NULL)
			ids_to_delete.remove(id);
	}

	// Delete all objects whose ids_to_delete remain in ids_to_delete
	for(core::map<s16, bool>::Iterator
			i = ids_to_delete.getIterator();
			i.atEnd() == false; i++)
	{
		s16 id = i.getNode()->getKey();

		/*dstream<<"MapBlockObjectList deleting object"
				" id="<<id
				<<std::endl;*/

		MapBlockObject *obj = m_objects[id];
		obj->removeFromScene();
		delete obj;
		m_objects.remove(id);
	}

	m_last_update_daynight_ratio = daynight_ratio;
}
Пример #21
0
status WAVEFile::parseFormat(const Tag &id, uint32_t size)
{
	Track *track = getTrack();

	uint16_t formatTag;
	readU16(&formatTag);
	uint16_t channelCount;
	readU16(&channelCount);
	uint32_t sampleRate;
	readU32(&sampleRate);
	uint32_t averageBytesPerSecond;
	readU32(&averageBytesPerSecond);
	uint16_t blockAlign;
	readU16(&blockAlign);

	track->f.channelCount = channelCount;
	track->f.sampleRate = sampleRate;
	track->f.byteOrder = AF_BYTEORDER_LITTLEENDIAN;

	/* Default to uncompressed audio data. */
	track->f.compressionType = AF_COMPRESSION_NONE;

	switch (formatTag)
	{
		case WAVE_FORMAT_PCM:
		{
			uint16_t bitsPerSample;
			readU16(&bitsPerSample);

			track->f.sampleWidth = bitsPerSample;

			if (bitsPerSample == 0 || bitsPerSample > 32)
			{
				_af_error(AF_BAD_WIDTH,
					"bad sample width of %d bits",
					bitsPerSample);
				return AF_FAIL;
			}

			if (bitsPerSample <= 8)
				track->f.sampleFormat = AF_SAMPFMT_UNSIGNED;
			else
				track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
		}
		break;

		case WAVE_FORMAT_MULAW:
		case IBM_FORMAT_MULAW:
			track->f.sampleWidth = 16;
			track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
			track->f.byteOrder = _AF_BYTEORDER_NATIVE;
			track->f.compressionType = AF_COMPRESSION_G711_ULAW;
			break;

		case WAVE_FORMAT_ALAW:
		case IBM_FORMAT_ALAW:
			track->f.sampleWidth = 16;
			track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
			track->f.byteOrder = _AF_BYTEORDER_NATIVE;
			track->f.compressionType = AF_COMPRESSION_G711_ALAW;
			break;

		case WAVE_FORMAT_IEEE_FLOAT:
		{
			uint16_t bitsPerSample;
			readU16(&bitsPerSample);

			if (bitsPerSample == 64)
			{
				track->f.sampleWidth = 64;
				track->f.sampleFormat = AF_SAMPFMT_DOUBLE;
			}
			else
			{
				track->f.sampleWidth = 32;
				track->f.sampleFormat = AF_SAMPFMT_FLOAT;
			}
		}
		break;

		case WAVE_FORMAT_ADPCM:
		{
			uint16_t bitsPerSample, extraByteCount,
					samplesPerBlock, numCoefficients;

			if (track->f.channelCount != 1 &&
				track->f.channelCount != 2)
			{
				_af_error(AF_BAD_CHANNELS,
					"WAVE file with MS ADPCM compression "
					"must have 1 or 2 channels");
			}

			readU16(&bitsPerSample);
			readU16(&extraByteCount);
			readU16(&samplesPerBlock);
			readU16(&numCoefficients);

			/* numCoefficients should be at least 7. */
			assert(numCoefficients >= 7 && numCoefficients <= 255);

			for (int i=0; i<numCoefficients; i++)
			{
				int16_t a0, a1;

				readS16(&a0);
				readS16(&a1);

				msadpcmCoefficients[i][0] = a0;
				msadpcmCoefficients[i][1] = a1;
			}

			track->f.sampleWidth = 16;
			track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
			track->f.compressionType = AF_COMPRESSION_MS_ADPCM;
			track->f.byteOrder = _AF_BYTEORDER_NATIVE;

			/* Create the parameter list. */
			long l;
			void *v;
			AUpvlist pv = AUpvnew(4);
			AUpvsetparam(pv, 0, _AF_MS_ADPCM_NUM_COEFFICIENTS);
			AUpvsetvaltype(pv, 0, AU_PVTYPE_LONG);
			l = numCoefficients;
			AUpvsetval(pv, 0, &l);

			AUpvsetparam(pv, 1, _AF_MS_ADPCM_COEFFICIENTS);
			AUpvsetvaltype(pv, 1, AU_PVTYPE_PTR);
			v = msadpcmCoefficients;
			AUpvsetval(pv, 1, &v);

			AUpvsetparam(pv, 2, _AF_FRAMES_PER_BLOCK);
			AUpvsetvaltype(pv, 2, AU_PVTYPE_LONG);
			l = samplesPerBlock;
			AUpvsetval(pv, 2, &l);

			AUpvsetparam(pv, 3, _AF_BLOCK_SIZE);
			AUpvsetvaltype(pv, 3, AU_PVTYPE_LONG);
			l = blockAlign;
			AUpvsetval(pv, 3, &l);

			track->f.compressionParams = pv;
		}
		break;

		case WAVE_FORMAT_DVI_ADPCM:
		{
			uint16_t bitsPerSample, extraByteCount, samplesPerBlock;

			readU16(&bitsPerSample);
			readU16(&extraByteCount);
			readU16(&samplesPerBlock);

			if (bitsPerSample != 4)
			{
				_af_error(AF_BAD_NOT_IMPLEMENTED,
					"IMA ADPCM compression supports only 4 bits per sample");
			}

			int bytesPerBlock = (samplesPerBlock + 14) / 8 * 4 * channelCount;
			if (bytesPerBlock > blockAlign || (samplesPerBlock % 8) != 1)
			{
				_af_error(AF_BAD_CODEC_CONFIG,
					"Invalid samples per block for IMA ADPCM compression");
			}

			track->f.sampleWidth = 16;
			track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
			track->f.compressionType = AF_COMPRESSION_IMA;
			track->f.byteOrder = _AF_BYTEORDER_NATIVE;

			/* Create the parameter list. */
			long l;
			AUpvlist pv = AUpvnew(2);
			AUpvsetparam(pv, 0, _AF_FRAMES_PER_BLOCK);
			AUpvsetvaltype(pv, 0, AU_PVTYPE_LONG);
			l = samplesPerBlock;
			AUpvsetval(pv, 0, &l);

			AUpvsetparam(pv, 1, _AF_BLOCK_SIZE);
			AUpvsetvaltype(pv, 1, AU_PVTYPE_LONG);
			l = blockAlign;
			AUpvsetval(pv, 1, &l);

			track->f.compressionParams = pv;
		}
		break;

		case WAVE_FORMAT_EXTENSIBLE:
		{
			uint16_t bitsPerSample;
			readU16(&bitsPerSample);
			uint16_t extraByteCount;
			readU16(&extraByteCount);
			uint16_t reserved;
			readU16(&reserved);
			uint32_t channelMask;
			readU32(&channelMask);
			UUID subformat;
			readUUID(&subformat);
			if (subformat == _af_wave_guid_pcm)
			{
				track->f.sampleWidth = bitsPerSample;

				if (bitsPerSample == 0 || bitsPerSample > 32)
				{
					_af_error(AF_BAD_WIDTH,
						"bad sample width of %d bits",
						bitsPerSample);
					return AF_FAIL;
				}

				// Use valid bits per sample if bytes per sample is the same.
				if (reserved <= bitsPerSample &&
					(reserved + 7) / 8 == (bitsPerSample + 7) / 8)
					track->f.sampleWidth = reserved;

				if (bitsPerSample <= 8)
					track->f.sampleFormat = AF_SAMPFMT_UNSIGNED;
				else
					track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
			}
			else if (subformat == _af_wave_guid_ieee_float)
			{
				if (bitsPerSample == 64)
				{
					track->f.sampleWidth = 64;
					track->f.sampleFormat = AF_SAMPFMT_DOUBLE;
				}
				else
				{
					track->f.sampleWidth = 32;
					track->f.sampleFormat = AF_SAMPFMT_FLOAT;
				}
			}
			else if (subformat == _af_wave_guid_alaw ||
				subformat == _af_wave_guid_ulaw)
			{
				track->f.compressionType = subformat == _af_wave_guid_alaw ?
					AF_COMPRESSION_G711_ALAW : AF_COMPRESSION_G711_ULAW;
				track->f.sampleWidth = 16;
				track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
				track->f.byteOrder = _AF_BYTEORDER_NATIVE;
			}
			else
			{
				_af_error(AF_BAD_NOT_IMPLEMENTED, "WAVE extensible data format %s is not currently supported", subformat.name().c_str());
				return AF_FAIL;
			}
		}
		break;

		case WAVE_FORMAT_YAMAHA_ADPCM:
		case WAVE_FORMAT_OKI_ADPCM:
		case WAVE_FORMAT_CREATIVE_ADPCM:
		case IBM_FORMAT_ADPCM:
			_af_error(AF_BAD_NOT_IMPLEMENTED, "WAVE ADPCM data format 0x%x is not currently supported", formatTag);
			return AF_FAIL;
			break;

		case WAVE_FORMAT_MPEG:
			_af_error(AF_BAD_NOT_IMPLEMENTED, "WAVE MPEG data format is not supported");
			return AF_FAIL;
			break;

		case WAVE_FORMAT_MPEGLAYER3:
			_af_error(AF_BAD_NOT_IMPLEMENTED, "WAVE MPEG layer 3 data format is not supported");
			return AF_FAIL;
			break;

		default:
			_af_error(AF_BAD_NOT_IMPLEMENTED, "WAVE file data format 0x%x not currently supported != 0xfffe ? %d, != EXTENSIBLE? %d", formatTag, formatTag != 0xfffe, formatTag != WAVE_FORMAT_EXTENSIBLE);
			return AF_FAIL;
			break;
	}

	_af_set_sample_format(&track->f, track->f.sampleFormat, track->f.sampleWidth);

	return AF_SUCCEED;
}
Пример #22
0
void FlcPlayer::fliSS2()
{
	Uint8 *pSrc, *pDst, *pTmpDst;
	Sint8 countData;
	Uint8 columSkip, fill1, fill2;
	Uint16 lines;
	Sint16 count;
	bool setLastByte = false;
	Uint8 lastByte = 0;

	pSrc = _chunkData + 6;
	pDst = (Uint8*)_mainScreen->pixels + _offset;
	readU16(lines, pSrc);

	pSrc += 2;

	while (lines--) 
	{
		readS16(count, (Sint8 *)pSrc);
		pSrc += 2;

		if ((count & MASK) == SKIP_LINES) 
		{  
			pDst += (-count)*_mainScreen->pitch;
			++lines;
			continue;
		}
			
		else if ((count & MASK) == LAST_PIXEL)
		{  
			setLastByte = true;
			lastByte = (count & 0x00FF);
			readS16(count, (Sint8 *)pSrc);
			pSrc += 2;
		}

		if ((count & MASK) == PACKETS_COUNT)
		{      
			pTmpDst = pDst;
			while (count--) 
			{
				columSkip = *(pSrc++);
				pTmpDst += columSkip;
				countData = *(pSrc++);

				if (countData > 0) 
				{
					std::copy(pSrc, pSrc + (2 * countData), pTmpDst);
					pTmpDst += (2 * countData);
					pSrc += (2 * countData);

				}
				else 
				{
					if (countData < 0) 
					{
						countData = -countData;

						fill1 = *(pSrc++);
						fill2 = *(pSrc++);
						while (countData--)
						{
							*(pTmpDst++) = fill1;
							*(pTmpDst++) = fill2;
						}
					}
				}
			}

			if (setLastByte)
			{
				setLastByte = false;
				*(pDst + _mainScreen->pitch - 1) = lastByte;
			}
			pDst += _mainScreen->pitch;
		}
	}
}