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Prevent attached models from disappearing during parent reload (#4128)

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@Foghrye4 @nerzhul
Foghrye4 authored and nerzhul committed Oct 8, 2016
1 parent 9978d07 commit ad163ee5c3f7d6ca31e0add052fb76466a9bfcc8
Unified Split
Showing with 62 additions and 32 deletions.
  1. +22 −19 src/content_cao.cpp
  2. +16 −4 src/content_sao.cpp
  3. +4 −4 src/content_sao.h
  4. +12 −0 src/genericobject.cpp
  5. +4 −1 src/genericobject.h
  6. +2 −2 src/script/lua_api/l_object.cpp
  7. +2 −2 src/serverobject.h
41 src/content_cao.cpp
View file
@@ -1567,8 +1567,7 @@ void GenericCAO::processMessage(const std::string &data)
std::istringstream is(data, std::ios::binary);
// command
u8 cmd = readU8(is);
if(cmd == GENERIC_CMD_SET_PROPERTIES)
{
if (cmd == GENERIC_CMD_SET_PROPERTIES) {
m_prop = gob_read_set_properties(is);

m_selection_box = m_prop.collisionbox;
@@ -1587,9 +1586,7 @@ void GenericCAO::processMessage(const std::string &data)
m_prop.nametag = m_name;

expireVisuals();
}
else if(cmd == GENERIC_CMD_UPDATE_POSITION)
{
} else if (cmd == GENERIC_CMD_UPDATE_POSITION) {
// Not sent by the server if this object is an attachment.
// We might however get here if the server notices the object being detached before the client.
m_position = readV3F1000(is);
@@ -1619,12 +1616,10 @@ void GenericCAO::processMessage(const std::string &data)
pos_translator.init(m_position);
}
updateNodePos();
}
else if(cmd == GENERIC_CMD_SET_TEXTURE_MOD) {
} else if (cmd == GENERIC_CMD_SET_TEXTURE_MOD) {
std::string mod = deSerializeString(is);
updateTextures(mod);
}
else if(cmd == GENERIC_CMD_SET_SPRITE) {
} else if (cmd == GENERIC_CMD_SET_SPRITE) {
v2s16 p = readV2S16(is);
int num_frames = readU16(is);
float framelength = readF1000(is);
@@ -1636,8 +1631,7 @@ void GenericCAO::processMessage(const std::string &data)
m_tx_select_horiz_by_yawpitch = select_horiz_by_yawpitch;

updateTexturePos();
}
else if(cmd == GENERIC_CMD_SET_PHYSICS_OVERRIDE) {
} else if (cmd == GENERIC_CMD_SET_PHYSICS_OVERRIDE) {
float override_speed = readF1000(is);
float override_jump = readF1000(is);
float override_gravity = readF1000(is);
@@ -1655,8 +1649,7 @@ void GenericCAO::processMessage(const std::string &data)
player->physics_override_sneak = sneak;
player->physics_override_sneak_glitch = sneak_glitch;
}
}
else if(cmd == GENERIC_CMD_SET_ANIMATION) {
} else if (cmd == GENERIC_CMD_SET_ANIMATION) {
// TODO: change frames send as v2s32 value
v2f range = readV2F1000(is);
if (!m_is_local_player) {
@@ -1690,8 +1683,7 @@ void GenericCAO::processMessage(const std::string &data)
updateAnimation();
}
}
}
else if(cmd == GENERIC_CMD_SET_BONE_POSITION) {
} else if (cmd == GENERIC_CMD_SET_BONE_POSITION) {
std::string bone = deSerializeString(is);
v3f position = readV3F1000(is);
v3f rotation = readV3F1000(is);
@@ -1724,8 +1716,7 @@ void GenericCAO::processMessage(const std::string &data)
}

updateAttachments();
}
else if(cmd == GENERIC_CMD_PUNCHED) {
} else if (cmd == GENERIC_CMD_PUNCHED) {
/*s16 damage =*/ readS16(is);
s16 result_hp = readS16(is);

@@ -1753,8 +1744,7 @@ void GenericCAO::processMessage(const std::string &data)
updateTextures("^[brighten");
}
}
}
else if(cmd == GENERIC_CMD_UPDATE_ARMOR_GROUPS) {
} else if (cmd == GENERIC_CMD_UPDATE_ARMOR_GROUPS) {
m_armor_groups.clear();
int armor_groups_size = readU16(is);
for(int i=0; i<armor_groups_size; i++)
@@ -1770,6 +1760,19 @@ void GenericCAO::processMessage(const std::string &data)
if (m_nametag != NULL) {
m_nametag->nametag_color = m_prop.nametag_color;
}
} else if (cmd == GENERIC_CMD_SPAWN_INFANT) {
u16 child_id = readU16(is);
u8 type = readU8(is);

if (GenericCAO *childobj = m_env->getGenericCAO(child_id)) {
childobj->initialize(deSerializeLongString(is));
} else {
m_env->addActiveObject(child_id, type, deSerializeLongString(is));
}
} else {
warningstream << FUNCTION_NAME
<< ": unknown command or outdated client \""
<< cmd << std::endl;
}
}

20 src/content_sao.cpp
View file
@@ -380,7 +380,7 @@ std::string LuaEntitySAO::getClientInitializationData(u16 protocol_version)
writeF1000(os, m_yaw);
writeS16(os, m_hp);

writeU8(os, 4 + m_bone_position.size()); // number of messages stuffed in here
writeU8(os, 4 + m_bone_position.size() + m_attachment_child_ids.size()); // number of messages stuffed in here
os<<serializeLongString(getPropertyPacket()); // message 1
os<<serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
os<<serializeLongString(gob_cmd_update_animation(
@@ -391,6 +391,12 @@ std::string LuaEntitySAO::getClientInitializationData(u16 protocol_version)
(*ii).second.X, (*ii).second.Y)); // m_bone_position.size
}
os<<serializeLongString(gob_cmd_update_attachment(m_attachment_parent_id, m_attachment_bone, m_attachment_position, m_attachment_rotation)); // 4
for (UNORDERED_SET<int>::const_iterator ii = m_attachment_child_ids.begin();
(ii != m_attachment_child_ids.end()); ++ii) {
if (ServerActiveObject *obj = m_env->getActiveObject(*ii)) {
os << serializeLongString(gob_cmd_update_infant(*ii, obj->getSendType(), obj->getClientInitializationData(protocol_version)));
}
}
}
else
{
@@ -618,7 +624,7 @@ void LuaEntitySAO::removeAttachmentChild(int child_id)
m_attachment_child_ids.erase(child_id);
}

std::set<int> LuaEntitySAO::getAttachmentChildIds()
UNORDERED_SET<int> LuaEntitySAO::getAttachmentChildIds()
{
return m_attachment_child_ids;
}
@@ -860,7 +866,7 @@ std::string PlayerSAO::getClientInitializationData(u16 protocol_version)
writeF1000(os, m_player->getYaw());
writeS16(os, getHP());

writeU8(os, 6 + m_bone_position.size()); // number of messages stuffed in here
writeU8(os, 6 + m_bone_position.size() + m_attachment_child_ids.size()); // number of messages stuffed in here
os<<serializeLongString(getPropertyPacket()); // message 1
os<<serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
os<<serializeLongString(gob_cmd_update_animation(
@@ -874,6 +880,12 @@ std::string PlayerSAO::getClientInitializationData(u16 protocol_version)
m_physics_override_jump, m_physics_override_gravity, m_physics_override_sneak,
m_physics_override_sneak_glitch)); // 5
os << serializeLongString(gob_cmd_update_nametag_attributes(m_prop.nametag_color)); // 6 (GENERIC_CMD_UPDATE_NAMETAG_ATTRIBUTES) : Deprecated, for backwards compatibility only.
for (UNORDERED_SET<int>::const_iterator ii = m_attachment_child_ids.begin();
ii != m_attachment_child_ids.end(); ++ii) {
if (ServerActiveObject *obj = m_env->getActiveObject(*ii)) {
os << serializeLongString(gob_cmd_update_infant(*ii, obj->getSendType(), obj->getClientInitializationData(protocol_version)));
}
}
}
else
{
@@ -1266,7 +1278,7 @@ void PlayerSAO::removeAttachmentChild(int child_id)
m_attachment_child_ids.erase(child_id);
}

std::set<int> PlayerSAO::getAttachmentChildIds()
UNORDERED_SET<int> PlayerSAO::getAttachmentChildIds()
{
return m_attachment_child_ids;
}
8 src/content_sao.h
View file
@@ -67,7 +67,7 @@ class LuaEntitySAO : public ServerActiveObject
void getAttachment(int *parent_id, std::string *bone, v3f *position, v3f *rotation);
void addAttachmentChild(int child_id);
void removeAttachmentChild(int child_id);
std::set<int> getAttachmentChildIds();
UNORDERED_SET<int> getAttachmentChildIds();
ObjectProperties* accessObjectProperties();
void notifyObjectPropertiesModified();
/* LuaEntitySAO-specific */
@@ -116,7 +116,7 @@ class LuaEntitySAO : public ServerActiveObject
bool m_bone_position_sent;

int m_attachment_parent_id;
std::set<int> m_attachment_child_ids;
UNORDERED_SET<int> m_attachment_child_ids;
std::string m_attachment_bone;
v3f m_attachment_position;
v3f m_attachment_rotation;
@@ -210,7 +210,7 @@ class PlayerSAO : public ServerActiveObject
void getAttachment(int *parent_id, std::string *bone, v3f *position, v3f *rotation);
void addAttachmentChild(int child_id);
void removeAttachmentChild(int child_id);
std::set<int> getAttachmentChildIds();
UNORDERED_SET<int> getAttachmentChildIds();
ObjectProperties* accessObjectProperties();
void notifyObjectPropertiesModified();

@@ -320,7 +320,7 @@ class PlayerSAO : public ServerActiveObject
bool m_bone_position_sent;

int m_attachment_parent_id;
std::set<int> m_attachment_child_ids;
UNORDERED_SET<int> m_attachment_child_ids;
std::string m_attachment_bone;
v3f m_attachment_position;
v3f m_attachment_rotation;
12 src/genericobject.cpp
View file
@@ -182,3 +182,15 @@ std::string gob_cmd_update_nametag_attributes(video::SColor color)
writeARGB8(os, color);
return os.str();
}

std::string gob_cmd_update_infant(u16 id, u8 type, std::string client_initialization_data)
{
std::ostringstream os(std::ios::binary);
// command
writeU8(os, GENERIC_CMD_SPAWN_INFANT);
// parameters
writeU16(os, id);
writeU8(os, type);
os<<serializeLongString(client_initialization_data);
return os.str();
}
5 src/genericobject.h
View file
@@ -35,7 +35,8 @@ enum GenericCMD {
GENERIC_CMD_SET_BONE_POSITION,
GENERIC_CMD_ATTACH_TO,
GENERIC_CMD_SET_PHYSICS_OVERRIDE,
GENERIC_CMD_UPDATE_NAMETAG_ATTRIBUTES
GENERIC_CMD_UPDATE_NAMETAG_ATTRIBUTES,
GENERIC_CMD_SPAWN_INFANT
};

#include "object_properties.h"
@@ -77,5 +78,7 @@ std::string gob_cmd_update_attachment(int parent_id, std::string bone, v3f posit

std::string gob_cmd_update_nametag_attributes(video::SColor color);

std::string gob_cmd_update_infant(u16 id, u8 type, std::string client_initialization_data);

#endif

4 src/script/lua_api/l_object.cpp
View file
@@ -137,8 +137,8 @@ int ObjectRef::l_remove(lua_State *L)
if (co->getType() == ACTIVEOBJECT_TYPE_PLAYER)
return 0;

std::set<int> child_ids = co->getAttachmentChildIds();
std::set<int>::iterator it;
UNORDERED_SET<int> child_ids = co->getAttachmentChildIds();
UNORDERED_SET<int>::iterator it;
for (it = child_ids.begin(); it != child_ids.end(); ++it) {
ServerActiveObject *child = env->getActiveObject(*it);
child->setAttachment(0, "", v3f(0, 0, 0), v3f(0, 0, 0));
4 src/serverobject.h
View file
@@ -167,8 +167,8 @@ class ServerActiveObject : public ActiveObject
{}
virtual void removeAttachmentChild(int child_id)
{}
virtual std::set<int> getAttachmentChildIds()
{ return std::set<int>(); }
virtual UNORDERED_SET<int> getAttachmentChildIds()
{ return UNORDERED_SET<int>(); }
virtual ObjectProperties* accessObjectProperties()
{ return NULL; }
virtual void notifyObjectPropertiesModified()

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