Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "content_sao.h"
#include "collision.h"
#include "environment.h"
+#include "settings.h"
+#include "main.h" // For g_profiler
+#include "profiler.h"
+#include "serialization.h" // For compressZlib
+#include "tool.h" // For ToolCapabilities
+#include "gamedef.h"
+#include "player.h"
+#include "scriptapi.h"
+#include "genericobject.h"
+#include "util/serialize.h"
core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
/*
- TestSAO
+ DummyLoadSAO
*/
-// Prototype
-TestSAO proto_TestSAO(NULL, 0, v3f(0,0,0));
-
-TestSAO::TestSAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_timer1(0),
- m_age(0)
+class DummyLoadSAO : public ServerActiveObject
{
- ServerActiveObject::registerType(getType(), create);
-}
+public:
+ DummyLoadSAO(ServerEnvironment *env, v3f pos, u8 type):
+ ServerActiveObject(env, pos)
+ {
+ ServerActiveObject::registerType(type, create);
+ }
+ // Pretend to be the test object (to fool the client)
+ u8 getType() const
+ { return ACTIVEOBJECT_TYPE_TEST; }
+ // And never save to disk
+ bool isStaticAllowed() const
+ { return false; }
+
+ static ServerActiveObject* create(ServerEnvironment *env, v3f pos,
+ const std::string &data)
+ {
+ return new DummyLoadSAO(env, pos, 0);
+ }
-ServerActiveObject* TestSAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
+ void step(float dtime, bool send_recommended)
+ {
+ m_removed = true;
+ infostream<<"DummyLoadSAO step"<<std::endl;
+ }
+
+private:
+};
+
+// Prototype (registers item for deserialization)
+DummyLoadSAO proto1_DummyLoadSAO(NULL, v3f(0,0,0), ACTIVEOBJECT_TYPE_RAT);
+DummyLoadSAO proto2_DummyLoadSAO(NULL, v3f(0,0,0), ACTIVEOBJECT_TYPE_OERKKI1);
+DummyLoadSAO proto3_DummyLoadSAO(NULL, v3f(0,0,0), ACTIVEOBJECT_TYPE_FIREFLY);
+DummyLoadSAO proto4_DummyLoadSAO(NULL, v3f(0,0,0), ACTIVEOBJECT_TYPE_MOBV2);
+
+/*
+ TestSAO
+*/
+
+class TestSAO : public ServerActiveObject
{
- return new TestSAO(env, id, pos);
-}
+public:
+ TestSAO(ServerEnvironment *env, v3f pos):
+ ServerActiveObject(env, pos),
+ m_timer1(0),
+ m_age(0)
+ {
+ ServerActiveObject::registerType(getType(), create);
+ }
+ u8 getType() const
+ { return ACTIVEOBJECT_TYPE_TEST; }
+
+ static ServerActiveObject* create(ServerEnvironment *env, v3f pos,
+ const std::string &data)
+ {
+ return new TestSAO(env, pos);
+ }
+
+ void step(float dtime, bool send_recommended)
+ {
+ m_age += dtime;
+ if(m_age > 10)
+ {
+ m_removed = true;
+ return;
+ }
+
+ m_base_position.Y += dtime * BS * 2;
+ if(m_base_position.Y > 8*BS)
+ m_base_position.Y = 2*BS;
+
+ if(send_recommended == false)
+ return;
+
+ m_timer1 -= dtime;
+ if(m_timer1 < 0.0)
+ {
+ m_timer1 += 0.125;
+
+ std::string data;
-void TestSAO::step(float dtime, bool send_recommended)
+ data += itos(0); // 0 = position
+ data += " ";
+ data += itos(m_base_position.X);
+ data += " ";
+ data += itos(m_base_position.Y);
+ data += " ";
+ data += itos(m_base_position.Z);
+
+ ActiveObjectMessage aom(getId(), false, data);
+ m_messages_out.push_back(aom);
+ }
+ }
+
+private:
+ float m_timer1;
+ float m_age;
+};
+
+// Prototype (registers item for deserialization)
+TestSAO proto_TestSAO(NULL, v3f(0,0,0));
+
+/*
+ ItemSAO
+
+ DEPRECATED: New dropped items are implemented in Lua; see
+ builtin/item_entity.lua.
+*/
+
+class ItemSAO : public ServerActiveObject
{
- m_age += dtime;
- if(m_age > 10)
+public:
+ u8 getType() const
+ { return ACTIVEOBJECT_TYPE_ITEM; }
+
+ float getMinimumSavedMovement()
+ { return 0.1*BS; }
+
+ static ServerActiveObject* create(ServerEnvironment *env, v3f pos,
+ const std::string &data)
{
- m_removed = true;
- return;
+ std::istringstream is(data, std::ios::binary);
+ char buf[1];
+ // read version
+ is.read(buf, 1);
+ u8 version = buf[0];
+ // check if version is supported
+ if(version != 0)
+ return NULL;
+ std::string itemstring = deSerializeString(is);
+ infostream<<"create(): Creating item \""
+ <<itemstring<<"\""<<std::endl;
+ return new ItemSAO(env, pos, itemstring);
}
- m_base_position.Y += dtime * BS * 2;
- if(m_base_position.Y > 8*BS)
- m_base_position.Y = 2*BS;
+ ItemSAO(ServerEnvironment *env, v3f pos,
+ const std::string itemstring):
+ ServerActiveObject(env, pos),
+ m_itemstring(itemstring),
+ m_itemstring_changed(false),
+ m_speed_f(0,0,0),
+ m_last_sent_position(0,0,0)
+ {
+ ServerActiveObject::registerType(getType(), create);
+ }
- if(send_recommended == false)
- return;
+ void step(float dtime, bool send_recommended)
+ {
+ ScopeProfiler sp2(g_profiler, "step avg", SPT_AVG);
+
+ assert(m_env);
+
+ const float interval = 0.2;
+ if(m_move_interval.step(dtime, interval)==false)
+ return;
+ dtime = interval;
+
+ core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
+ collisionMoveResult moveresult;
+ // Apply gravity
+ m_speed_f += v3f(0, -dtime*9.81*BS, 0);
+ // Maximum movement without glitches
+ f32 pos_max_d = BS*0.25;
+ // Limit speed
+ if(m_speed_f.getLength()*dtime > pos_max_d)
+ m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
+ v3f pos_f = getBasePosition();
+ v3f pos_f_old = pos_f;
+ v3f accel_f = v3f(0,0,0);
+ f32 stepheight = 0;
+ IGameDef *gamedef = m_env->getGameDef();
+ moveresult = collisionMoveSimple(&m_env->getMap(), gamedef,
+ pos_max_d, box, stepheight, dtime,
+ pos_f, m_speed_f, accel_f);
+
+ if(send_recommended == false)
+ return;
+
+ if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
+ {
+ setBasePosition(pos_f);
+ m_last_sent_position = pos_f;
+
+ std::ostringstream os(std::ios::binary);
+ // command (0 = update position)
+ writeU8(os, 0);
+ // pos
+ writeV3F1000(os, m_base_position);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), false, os.str());
+ m_messages_out.push_back(aom);
+ }
+ if(m_itemstring_changed)
+ {
+ m_itemstring_changed = false;
+
+ std::ostringstream os(std::ios::binary);
+ // command (1 = update itemstring)
+ writeU8(os, 1);
+ // itemstring
+ os<<serializeString(m_itemstring);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), false, os.str());
+ m_messages_out.push_back(aom);
+ }
+ }
- m_timer1 -= dtime;
- if(m_timer1 < 0.0)
+ std::string getClientInitializationData()
{
- m_timer1 += 0.125;
- //dstream<<"TestSAO: id="<<getId()<<" sending data"<<std::endl;
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 0);
+ // pos
+ writeV3F1000(os, m_base_position);
+ // itemstring
+ os<<serializeString(m_itemstring);
+ return os.str();
+ }
- std::string data;
+ std::string getStaticData()
+ {
+ infostream<<__FUNCTION_NAME<<std::endl;
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 0);
+ // itemstring
+ os<<serializeString(m_itemstring);
+ return os.str();
+ }
- data += itos(0); // 0 = position
- data += " ";
- data += itos(m_base_position.X);
- data += " ";
- data += itos(m_base_position.Y);
- data += " ";
- data += itos(m_base_position.Z);
+ ItemStack createItemStack()
+ {
+ try{
+ IItemDefManager *idef = m_env->getGameDef()->idef();
+ ItemStack item;
+ item.deSerialize(m_itemstring, idef);
+ infostream<<__FUNCTION_NAME<<": m_itemstring=\""<<m_itemstring
+ <<"\" -> item=\""<<item.getItemString()<<"\""
+ <<std::endl;
+ return item;
+ }
+ catch(SerializationError &e)
+ {
+ infostream<<__FUNCTION_NAME<<": serialization error: "
+ <<"m_itemstring=\""<<m_itemstring<<"\""<<std::endl;
+ return ItemStack();
+ }
+ }
- ActiveObjectMessage aom(getId(), false, data);
- m_messages_out.push_back(aom);
+ int punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch)
+ {
+ // Take item into inventory
+ ItemStack item = createItemStack();
+ Inventory *inv = puncher->getInventory();
+ if(inv != NULL)
+ {
+ std::string wieldlist = puncher->getWieldList();
+ ItemStack leftover = inv->addItem(wieldlist, item);
+ puncher->setInventoryModified();
+ if(leftover.empty())
+ {
+ m_removed = true;
+ }
+ else
+ {
+ m_itemstring = leftover.getItemString();
+ m_itemstring_changed = true;
+ }
+ }
+
+ return 0;
}
-}
+private:
+ std::string m_itemstring;
+ bool m_itemstring_changed;
+ v3f m_speed_f;
+ v3f m_last_sent_position;
+ IntervalLimiter m_move_interval;
+};
+
+// Prototype (registers item for deserialization)
+ItemSAO proto_ItemSAO(NULL, v3f(0,0,0), "");
+
+ServerActiveObject* createItemSAO(ServerEnvironment *env, v3f pos,
+ const std::string itemstring)
+{
+ return new ItemSAO(env, pos, itemstring);
+}
+
/*
- ItemSAO
+ LuaEntitySAO
*/
-// Prototype
-ItemSAO proto_ItemSAO(NULL, 0, v3f(0,0,0), "");
+// Prototype (registers item for deserialization)
+LuaEntitySAO proto_LuaEntitySAO(NULL, v3f(0,0,0), "_prototype", "");
+
+LuaEntitySAO::LuaEntitySAO(ServerEnvironment *env, v3f pos,
+ const std::string &name, const std::string &state):
+ ServerActiveObject(env, pos),
+ m_init_name(name),
+ m_init_state(state),
+ m_registered(false),
+ m_hp(-1),
+ m_velocity(0,0,0),
+ m_acceleration(0,0,0),
+ m_yaw(0),
+ m_properties_sent(true),
+ m_last_sent_yaw(0),
+ m_last_sent_position(0,0,0),
+ m_last_sent_velocity(0,0,0),
+ m_last_sent_position_timer(0),
+ m_last_sent_move_precision(0),
+ m_armor_groups_sent(false)
+{
+ // Only register type if no environment supplied
+ if(env == NULL){
+ ServerActiveObject::registerType(getType(), create);
+ return;
+ }
+
+ // Initialize something to armor groups
+ m_armor_groups["fleshy"] = 3;
+ m_armor_groups["snappy"] = 2;
+}
+
+LuaEntitySAO::~LuaEntitySAO()
+{
+ if(m_registered){
+ lua_State *L = m_env->getLua();
+ scriptapi_luaentity_rm(L, m_id);
+ }
+}
-ItemSAO::ItemSAO(ServerEnvironment *env, u16 id, v3f pos,
- const std::string inventorystring):
- ServerActiveObject(env, id, pos),
- m_inventorystring(inventorystring),
- m_speed_f(0,0,0),
- m_last_sent_position(0,0,0)
+void LuaEntitySAO::addedToEnvironment()
{
- ServerActiveObject::registerType(getType(), create);
+ ServerActiveObject::addedToEnvironment();
+
+ // Create entity from name
+ lua_State *L = m_env->getLua();
+ m_registered = scriptapi_luaentity_add(L, m_id, m_init_name.c_str());
+
+ if(m_registered){
+ // Get properties
+ scriptapi_luaentity_get_properties(L, m_id, &m_prop);
+ // Initialize HP from properties
+ m_hp = m_prop.hp_max;
+ // Activate entity, supplying serialized state
+ scriptapi_luaentity_activate(L, m_id, m_init_state.c_str());
+ }
}
-ServerActiveObject* ItemSAO::create(ServerEnvironment *env, u16 id, v3f pos,
+ServerActiveObject* LuaEntitySAO::create(ServerEnvironment *env, v3f pos,
const std::string &data)
{
- std::istringstream is(data, std::ios::binary);
- char buf[1];
- // read version
- is.read(buf, 1);
- u8 version = buf[0];
- // check if version is supported
- if(version != 0)
- return NULL;
- std::string inventorystring = deSerializeString(is);
- dstream<<"ItemSAO::create(): Creating item \""
- <<inventorystring<<"\""<<std::endl;
- return new ItemSAO(env, id, pos, inventorystring);
+ 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;
}
-void ItemSAO::step(float dtime, bool send_recommended)
+void LuaEntitySAO::step(float dtime, bool send_recommended)
{
- assert(m_env);
+ if(!m_properties_sent)
+ {
+ m_properties_sent = true;
+ std::string str = getPropertyPacket();
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ }
- const float interval = 0.2;
- if(m_move_interval.step(dtime, interval)==false)
- return;
- dtime = interval;
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
- collisionMoveResult moveresult;
- // Apply gravity
- m_speed_f += v3f(0, -dtime*9.81*BS, 0);
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- // Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
+ m_last_sent_position_timer += dtime;
+ if(m_prop.physical){
+ core::aabbox3d<f32> box = m_prop.collisionbox;
+ box.MinEdge *= BS;
+ box.MaxEdge *= BS;
+ collisionMoveResult moveresult;
+ f32 pos_max_d = BS*0.25; // Distance per iteration
+ f32 stepheight = 0; // Maximum climbable step height
+ v3f p_pos = m_base_position;
+ v3f p_velocity = m_velocity;
+ v3f p_acceleration = m_acceleration;
+ IGameDef *gamedef = m_env->getGameDef();
+ moveresult = collisionMoveSimple(&m_env->getMap(), gamedef,
+ pos_max_d, box, stepheight, dtime,
+ p_pos, p_velocity, p_acceleration);
+ // Apply results
+ m_base_position = p_pos;
+ m_velocity = p_velocity;
+ m_acceleration = p_acceleration;
+ } else {
+ m_base_position += dtime * m_velocity + 0.5 * dtime
+ * dtime * m_acceleration;
+ m_velocity += dtime * m_acceleration;
+ }
+
+ if(m_registered){
+ lua_State *L = m_env->getLua();
+ scriptapi_luaentity_step(L, m_id, dtime);
+ }
+
if(send_recommended == false)
return;
+
+ // TODO: force send when acceleration changes enough?
+ float minchange = 0.2*BS;
+ if(m_last_sent_position_timer > 1.0){
+ minchange = 0.01*BS;
+ } else if(m_last_sent_position_timer > 0.2){
+ minchange = 0.05*BS;
+ }
+ float move_d = m_base_position.getDistanceFrom(m_last_sent_position);
+ move_d += m_last_sent_move_precision;
+ float vel_d = m_velocity.getDistanceFrom(m_last_sent_velocity);
+ if(move_d > minchange || vel_d > minchange ||
+ fabs(m_yaw - m_last_sent_yaw) > 1.0){
+ sendPosition(true, false);
+ }
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- setBasePosition(pos_f);
- m_last_sent_position = pos_f;
-
- std::ostringstream os(std::ios::binary);
- char buf[6];
- // command (0 = update position)
- buf[0] = 0;
- os.write(buf, 1);
- // pos
- writeS32((u8*)buf, m_base_position.X*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Y*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Z*1000);
- os.write(buf, 4);
+ if(m_armor_groups_sent == false){
+ m_armor_groups_sent = true;
+ std::string str = gob_cmd_update_armor_groups(
+ m_armor_groups);
// create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
+ ActiveObjectMessage aom(getId(), true, str);
m_messages_out.push_back(aom);
}
}
-std::string ItemSAO::getClientInitializationData()
+std::string LuaEntitySAO::getClientInitializationData()
{
std::ostringstream os(std::ios::binary);
- char buf[6];
- // version
- buf[0] = 0;
- os.write(buf, 1);
- // pos
- writeS32((u8*)buf, m_base_position.X*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Y*1000);
- os.write(buf, 4);
- writeS32((u8*)buf, m_base_position.Z*1000);
- os.write(buf, 4);
- // inventorystring
- os<<serializeString(m_inventorystring);
+ writeU8(os, 0); // version
+ os<<serializeString(""); // name
+ writeU8(os, 0); // is_player
+ writeV3F1000(os, m_base_position);
+ writeF1000(os, m_yaw);
+ writeS16(os, m_hp);
+ writeU8(os, 2); // number of messages stuffed in here
+ os<<serializeLongString(getPropertyPacket()); // message 1
+ os<<serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
+ // return result
return os.str();
}
-std::string ItemSAO::getStaticData()
+std::string LuaEntitySAO::getStaticData()
{
- dstream<<__FUNCTION_NAME<<std::endl;
+ verbosestream<<__FUNCTION_NAME<<std::endl;
std::ostringstream os(std::ios::binary);
- char buf[1];
// version
- buf[0] = 0;
- os.write(buf, 1);
- // inventorystring
- os<<serializeString(m_inventorystring);
+ writeU8(os, 1);
+ // name
+ os<<serializeString(m_init_name);
+ // state
+ if(m_registered){
+ lua_State *L = m_env->getLua();
+ std::string state = scriptapi_luaentity_get_staticdata(L, m_id);
+ os<<serializeLongString(state);
+ } else {
+ os<<serializeLongString(m_init_state);
+ }
+ // hp
+ writeS16(os, m_hp);
+ // velocity
+ writeV3F1000(os, m_velocity);
+ // yaw
+ writeF1000(os, m_yaw);
return os.str();
}
-InventoryItem * ItemSAO::createInventoryItem()
+int LuaEntitySAO::punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch)
{
- try{
- std::istringstream is(m_inventorystring, std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- dstream<<__FUNCTION_NAME<<": m_inventorystring=\""
- <<m_inventorystring<<"\" -> item="<<item
- <<std::endl;
- return item;
+ if(!m_registered){
+ // Delete unknown LuaEntities when punched
+ m_removed = true;
+ return 0;
}
- catch(SerializationError &e)
+
+ ItemStack *punchitem = NULL;
+ ItemStack punchitem_static;
+ if(puncher){
+ punchitem_static = puncher->getWieldedItem();
+ punchitem = &punchitem_static;
+ }
+
+ PunchDamageResult result = getPunchDamage(
+ m_armor_groups,
+ toolcap,
+ punchitem,
+ time_from_last_punch);
+
+ if(result.did_punch)
{
- dstream<<__FUNCTION_NAME<<": serialization error: "
- <<"m_inventorystring=\""<<m_inventorystring<<"\""<<std::endl;
- return NULL;
+ setHP(getHP() - result.damage);
+
+ actionstream<<getDescription()<<" punched by "
+ <<puncher->getDescription()<<", damage "<<result.damage
+ <<" hp, health now "<<getHP()<<" hp"<<std::endl;
+
+ {
+ std::string str = gob_cmd_punched(result.damage, getHP());
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ }
+
+ if(getHP() == 0)
+ m_removed = true;
}
+
+ lua_State *L = m_env->getLua();
+ scriptapi_luaentity_punch(L, m_id, puncher,
+ time_from_last_punch, toolcap, dir);
+
+ return result.wear;
}
+void LuaEntitySAO::rightClick(ServerActiveObject *clicker)
+{
+ if(!m_registered)
+ return;
+ lua_State *L = m_env->getLua();
+ scriptapi_luaentity_rightclick(L, m_id, clicker);
+}
-/*
- RatSAO
-*/
+void LuaEntitySAO::setPos(v3f pos)
+{
+ m_base_position = pos;
+ sendPosition(false, true);
+}
-// Prototype
-RatSAO proto_RatSAO(NULL, 0, v3f(0,0,0));
+void LuaEntitySAO::moveTo(v3f pos, bool continuous)
+{
+ m_base_position = pos;
+ if(!continuous)
+ sendPosition(true, true);
+}
-RatSAO::RatSAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+float LuaEntitySAO::getMinimumSavedMovement()
{
- ServerActiveObject::registerType(getType(), create);
+ return 0.1 * BS;
+}
- m_oldpos = v3f(0,0,0);
- m_last_sent_position = v3f(0,0,0);
- m_yaw = 0;
- m_counter1 = 0;
- m_counter2 = 0;
- m_age = 0;
- m_touching_ground = false;
+std::string LuaEntitySAO::getDescription()
+{
+ std::ostringstream os(std::ios::binary);
+ os<<"LuaEntitySAO at (";
+ os<<(m_base_position.X/BS)<<",";
+ os<<(m_base_position.Y/BS)<<",";
+ os<<(m_base_position.Z/BS);
+ os<<")";
+ return os.str();
}
-ServerActiveObject* RatSAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
+void LuaEntitySAO::setHP(s16 hp)
{
- std::istringstream is(data, std::ios::binary);
- char buf[1];
- // read version
- is.read(buf, 1);
- u8 version = buf[0];
- // check if version is supported
- if(version != 0)
- return NULL;
- return new RatSAO(env, id, pos);
+ if(hp < 0) hp = 0;
+ m_hp = hp;
}
-void RatSAO::step(float dtime, bool send_recommended)
+s16 LuaEntitySAO::getHP() const
{
- assert(m_env);
+ return m_hp;
+}
- if(m_is_active == false)
- {
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
- }
+void LuaEntitySAO::setArmorGroups(const ItemGroupList &armor_groups)
+{
+ m_armor_groups = armor_groups;
+ m_armor_groups_sent = false;
+}
- /*
- The AI
- */
+ObjectProperties* LuaEntitySAO::accessObjectProperties()
+{
+ return &m_prop;
+}
- /*m_age += dtime;
- if(m_age > 60)
- {
- // Die
- m_removed = true;
- return;
- }*/
-
- // Apply gravity
- m_speed_f.Y -= dtime*9.81*BS;
-
- /*
- Move around if some player is close
- */
- bool player_is_close = false;
- // Check connected players
- core::list<Player*> players = m_env->getPlayers(true);
- core::list<Player*>::Iterator i;
- for(i = players.begin();
- i != players.end(); i++)
- {
- Player *player = *i;
- v3f playerpos = player->getPosition();
- if(m_base_position.getDistanceFrom(playerpos) < BS*10.0)
- {
- player_is_close = true;
- break;
- }
- }
+void LuaEntitySAO::notifyObjectPropertiesModified()
+{
+ m_properties_sent = false;
+}
- m_is_active = player_is_close;
-
- if(player_is_close == false)
- {
- m_speed_f.X = 0;
- m_speed_f.Z = 0;
- }
- else
- {
- // Move around
- v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
- f32 speed = 2*BS;
- m_speed_f.X = speed * dir.X;
- m_speed_f.Z = speed * dir.Z;
-
- if(m_touching_ground && (m_oldpos - m_base_position).getLength()
- < dtime*speed/2)
- {
- m_counter1 -= dtime;
- if(m_counter1 < 0.0)
- {
- m_counter1 += 1.0;
- m_speed_f.Y = 5.0*BS;
- }
- }
+void LuaEntitySAO::setVelocity(v3f velocity)
+{
+ m_velocity = velocity;
+}
- {
- m_counter2 -= dtime;
- if(m_counter2 < 0.0)
- {
- m_counter2 += (float)(myrand()%100)/100*3.0;
- m_yaw += ((float)(myrand()%200)-100)/100*180;
- m_yaw = wrapDegrees(m_yaw);
- }
- }
- }
-
- m_oldpos = m_base_position;
-
- /*
- Move it, with collision detection
- */
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
- collisionMoveResult moveresult;
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- // Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
- m_touching_ground = moveresult.touching_ground;
-
- setBasePosition(pos_f);
+v3f LuaEntitySAO::getVelocity()
+{
+ return m_velocity;
+}
- if(send_recommended == false)
- return;
+void LuaEntitySAO::setAcceleration(v3f acceleration)
+{
+ m_acceleration = acceleration;
+}
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
+v3f LuaEntitySAO::getAcceleration()
+{
+ return m_acceleration;
+}
- std::ostringstream os(std::ios::binary);
- // command (0 = update position)
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
- }
+void LuaEntitySAO::setYaw(float yaw)
+{
+ m_yaw = yaw;
}
-std::string RatSAO::getClientInitializationData()
+float LuaEntitySAO::getYaw()
{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
+ return m_yaw;
}
-std::string RatSAO::getStaticData()
+void LuaEntitySAO::setTextureMod(const std::string &mod)
{
- //dstream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- return os.str();
+ std::string str = gob_cmd_set_texture_mod(mod);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
-InventoryItem* RatSAO::createPickedUpItem()
+void LuaEntitySAO::setSprite(v2s16 p, int num_frames, float framelength,
+ bool select_horiz_by_yawpitch)
{
- std::istringstream is("CraftItem rat 1", std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- return item;
+ std::string str = gob_cmd_set_sprite(
+ p,
+ num_frames,
+ framelength,
+ select_horiz_by_yawpitch
+ );
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
-/*
- Oerkki1SAO
-*/
+std::string LuaEntitySAO::getName()
+{
+ return m_init_name;
+}
-// Y is copied, X and Z change is limited
-void accelerate_xz(v3f &speed, v3f target_speed, f32 max_increase)
+std::string LuaEntitySAO::getPropertyPacket()
{
- v3f d_wanted = target_speed - speed;
- d_wanted.Y = 0;
- f32 dl_wanted = d_wanted.getLength();
- f32 dl = dl_wanted;
- if(dl > max_increase)
- dl = max_increase;
-
- v3f d = d_wanted.normalize() * dl;
+ return gob_cmd_set_properties(m_prop);
+}
- speed.X += d.X;
- speed.Z += d.Z;
- speed.Y = target_speed.Y;
+void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
+{
+ m_last_sent_move_precision = m_base_position.getDistanceFrom(
+ m_last_sent_position);
+ m_last_sent_position_timer = 0;
+ m_last_sent_yaw = m_yaw;
+ m_last_sent_position = m_base_position;
+ m_last_sent_velocity = m_velocity;
+ //m_last_sent_acceleration = m_acceleration;
+
+ float update_interval = m_env->getSendRecommendedInterval();
+
+ std::string str = gob_cmd_update_position(
+ m_base_position,
+ m_velocity,
+ m_acceleration,
+ m_yaw,
+ do_interpolate,
+ is_movement_end,
+ update_interval
+ );
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), false, str);
+ m_messages_out.push_back(aom);
}
-// Prototype
-Oerkki1SAO proto_Oerkki1SAO(NULL, 0, v3f(0,0,0));
+/*
+ PlayerSAO
+*/
+
+// No prototype, PlayerSAO does not need to be deserialized
+
+PlayerSAO::PlayerSAO(ServerEnvironment *env_, Player *player_, u16 peer_id_,
+ const std::set<std::string> &privs, bool is_singleplayer):
+ ServerActiveObject(env_, v3f(0,0,0)),
+ m_player(player_),
+ m_peer_id(peer_id_),
+ m_inventory(NULL),
+ m_last_good_position(0,0,0),
+ m_last_good_position_age(0),
+ m_time_from_last_punch(0),
+ m_nocheat_dig_pos(32767, 32767, 32767),
+ m_nocheat_dig_time(0),
+ m_wield_index(0),
+ m_position_not_sent(false),
+ m_armor_groups_sent(false),
+ m_properties_sent(true),
+ m_privs(privs),
+ m_is_singleplayer(is_singleplayer),
+ // public
+ m_teleported(false),
+ m_inventory_not_sent(false),
+ m_hp_not_sent(false),
+ m_wielded_item_not_sent(false)
+{
+ assert(m_player);
+ assert(m_peer_id != 0);
+ setBasePosition(m_player->getPosition());
+ m_inventory = &m_player->inventory;
+ m_armor_groups["choppy"] = 2;
+ m_armor_groups["fleshy"] = 3;
+
+ m_prop.hp_max = PLAYER_MAX_HP;
+ m_prop.physical = false;
+ m_prop.weight = 75;
+ m_prop.collisionbox = core::aabbox3d<f32>(-1/3.,-1.0,-1/3., 1/3.,1.0,1/3.);
+ m_prop.visual = "upright_sprite";
+ m_prop.visual_size = v2f(1, 2);
+ m_prop.textures.clear();
+ m_prop.textures.push_back("player.png");
+ m_prop.textures.push_back("player_back.png");
+ m_prop.spritediv = v2s16(1,1);
+ m_prop.is_visible = (getHP() != 0);
+ m_prop.makes_footstep_sound = true;
+}
-Oerkki1SAO::Oerkki1SAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+PlayerSAO::~PlayerSAO()
{
- ServerActiveObject::registerType(getType(), create);
+ if(m_inventory != &m_player->inventory)
+ delete m_inventory;
- m_oldpos = v3f(0,0,0);
- m_last_sent_position = v3f(0,0,0);
- m_yaw = 0;
- m_counter1 = 0;
- m_counter2 = 0;
- m_age = 0;
- m_touching_ground = false;
- m_hp = 20;
- m_after_jump_timer = 0;
}
-ServerActiveObject* Oerkki1SAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
+std::string PlayerSAO::getDescription()
{
- std::istringstream is(data, std::ios::binary);
- // read version
- u8 version = readU8(is);
- // read hp
- u8 hp = readU8(is);
- // check if version is supported
- if(version != 0)
- return NULL;
- Oerkki1SAO *o = new Oerkki1SAO(env, id, pos);
- o->m_hp = hp;
- return o;
+ return std::string("player ") + m_player->getName();
}
-void Oerkki1SAO::step(float dtime, bool send_recommended)
+// Called after id has been set and has been inserted in environment
+void PlayerSAO::addedToEnvironment()
{
- assert(m_env);
+ ServerActiveObject::addedToEnvironment();
+ ServerActiveObject::setBasePosition(m_player->getPosition());
+ m_player->setPlayerSAO(this);
+ m_player->peer_id = m_peer_id;
+ m_last_good_position = m_player->getPosition();
+ m_last_good_position_age = 0.0;
+}
- if(m_is_active == false)
+// Called before removing from environment
+void PlayerSAO::removingFromEnvironment()
+{
+ ServerActiveObject::removingFromEnvironment();
+ if(m_player->getPlayerSAO() == this)
{
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
+ m_player->setPlayerSAO(NULL);
+ m_player->peer_id = 0;
}
+}
- /*
- The AI
- */
-
- m_age += dtime;
- if(m_age > 120)
- {
- // Die
- m_removed = true;
- return;
- }
+bool PlayerSAO::isStaticAllowed() const
+{
+ return false;
+}
- m_after_jump_timer -= dtime;
+bool PlayerSAO::unlimitedTransferDistance() const
+{
+ return g_settings->getBool("unlimited_player_transfer_distance");
+}
- v3f old_speed = m_speed_f;
+std::string PlayerSAO::getClientInitializationData()
+{
+ std::ostringstream os(std::ios::binary);
+ writeU8(os, 0); // version
+ os<<serializeString(m_player->getName()); // name
+ writeU8(os, 1); // is_player
+ writeV3F1000(os, m_player->getPosition() + v3f(0,BS*1,0));
+ writeF1000(os, m_player->getYaw());
+ writeS16(os, getHP());
+ writeU8(os, 2); // number of messages stuffed in here
+ os<<serializeLongString(getPropertyPacket()); // message 1
+ os<<serializeLongString(gob_cmd_update_armor_groups(m_armor_groups)); // 2
+ return os.str();
+}
- // Apply gravity
- m_speed_f.Y -= dtime*9.81*BS;
+std::string PlayerSAO::getStaticData()
+{
+ assert(0);
+ return "";
+}
- /*
- Move around if some player is close
- */
- bool player_is_close = false;
- bool player_is_too_close = false;
- v3f near_player_pos;
- // Check connected players
- core::list<Player*> players = m_env->getPlayers(true);
- core::list<Player*>::Iterator i;
- for(i = players.begin();
- i != players.end(); i++)
+void PlayerSAO::step(float dtime, bool send_recommended)
+{
+ if(!m_properties_sent)
{
- Player *player = *i;
- v3f playerpos = player->getPosition();
- f32 dist = m_base_position.getDistanceFrom(playerpos);
- if(dist < BS*1.45)
- {
- player_is_too_close = true;
- near_player_pos = playerpos;
- break;
- }
- else if(dist < BS*15.0)
- {
- player_is_close = true;
- near_player_pos = playerpos;
- }
+ m_properties_sent = true;
+ std::string str = getPropertyPacket();
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
- m_is_active = player_is_close;
-
- v3f target_speed = m_speed_f;
-
- if(!player_is_close)
+ m_time_from_last_punch += dtime;
+ m_nocheat_dig_time += dtime;
+
+ if(m_is_singleplayer || g_settings->getBool("disable_anticheat"))
{
- target_speed = v3f(0,0,0);
+ m_last_good_position = m_player->getPosition();
+ m_last_good_position_age = 0;
}
else
{
- // Move around
-
- v3f ndir = near_player_pos - m_base_position;
- ndir.Y = 0;
- ndir.normalize();
-
- f32 nyaw = 180./PI*atan2(ndir.Z,ndir.X);
- if(nyaw < m_yaw - 180)
- nyaw += 360;
- else if(nyaw > m_yaw + 180)
- nyaw -= 360;
- m_yaw = 0.95*m_yaw + 0.05*nyaw;
- m_yaw = wrapDegrees(m_yaw);
-
- f32 speed = 2*BS;
-
- if((m_touching_ground || m_after_jump_timer > 0.0)
- && !player_is_too_close)
- {
- v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
- target_speed.X = speed * dir.X;
- target_speed.Z = speed * dir.Z;
- }
-
- if(m_touching_ground && (m_oldpos - m_base_position).getLength()
- < dtime*speed/2)
- {
- m_counter1 -= dtime;
- if(m_counter1 < 0.0)
- {
- m_counter1 += 0.2;
- // Jump
- target_speed.Y = 5.0*BS;
- m_after_jump_timer = 1.0;
- }
+ /*
+ Check player movements
+
+ NOTE: Actually the server should handle player physics like the
+ client does and compare player's position to what is calculated
+ on our side. This is required when eg. players fly due to an
+ explosion. Altough a node-based alternative might be possible
+ too, and much more lightweight.
+ */
+
+ float player_max_speed = 0;
+ float player_max_speed_up = 0;
+ if(m_privs.count("fast") != 0){
+ // Fast speed
+ player_max_speed = BS * 20;
+ player_max_speed_up = BS * 20;
+ } else {
+ // Normal speed
+ player_max_speed = BS * 4.0;
+ player_max_speed_up = BS * 4.0;
}
-
- {
- m_counter2 -= dtime;
- if(m_counter2 < 0.0)
- {
- m_counter2 += (float)(myrand()%100)/100*3.0;
- //m_yaw += ((float)(myrand()%200)-100)/100*180;
- m_yaw += ((float)(myrand()%200)-100)/100*90;
- m_yaw = wrapDegrees(m_yaw);
+ // Tolerance
+ player_max_speed *= 2.5;
+ player_max_speed_up *= 2.5;
+
+ m_last_good_position_age += dtime;
+ if(m_last_good_position_age >= 1.0){
+ float age = m_last_good_position_age;
+ v3f diff = (m_player->getPosition() - m_last_good_position);
+ float d_vert = diff.Y;
+ diff.Y = 0;
+ float d_horiz = diff.getLength();
+ /*infostream<<m_player->getName()<<"'s horizontal speed is "
+ <<(d_horiz/age)<<std::endl;*/
+ if(d_horiz <= age * player_max_speed &&
+ (d_vert < 0 || d_vert < age * player_max_speed_up)){
+ m_last_good_position = m_player->getPosition();
+ } else {
+ actionstream<<"Player "<<m_player->getName()
+ <<" moved too fast; resetting position"
+ <<std::endl;
+ m_player->setPosition(m_last_good_position);
+ m_teleported = true;
}
+ m_last_good_position_age = 0;
}
}
-
- if((m_speed_f - target_speed).getLength() > BS*4 || player_is_too_close)
- accelerate_xz(m_speed_f, target_speed, dtime*BS*8);
- else
- accelerate_xz(m_speed_f, target_speed, dtime*BS*4);
-
- m_oldpos = m_base_position;
-
- /*
- Move it, with collision detection
- */
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*5./3.,BS/3.);
- collisionMoveResult moveresult;
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- /*// Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);*/
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMovePrecise(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
- m_touching_ground = moveresult.touching_ground;
-
- // Do collision damage
- float tolerance = BS*12;
- float factor = BS*0.5;
- v3f speed_diff = old_speed - m_speed_f;
- // Increase effect in X and Z
- speed_diff.X *= 2;
- speed_diff.Z *= 2;
- float vel = speed_diff.getLength();
- if(vel > tolerance)
- {
- f32 damage_f = (vel - tolerance)/BS*factor;
- u16 damage = (u16)(damage_f+0.5);
- doDamage(damage);
- }
- setBasePosition(pos_f);
-
- if(send_recommended == false && m_speed_f.getLength() < 3.0*BS)
+ if(send_recommended == false)
return;
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
+ if(m_position_not_sent)
{
- m_last_sent_position = pos_f;
+ m_position_not_sent = false;
+ float update_interval = m_env->getSendRecommendedInterval();
+ std::string str = gob_cmd_update_position(
+ m_player->getPosition() + v3f(0,BS*1,0),
+ v3f(0,0,0),
+ v3f(0,0,0),
+ m_player->getYaw(),
+ true,
+ false,
+ update_interval
+ );
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), false, str);
+ m_messages_out.push_back(aom);
+ }
- std::ostringstream os(std::ios::binary);
- // command (0 = update position)
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
+ if(m_wielded_item_not_sent)
+ {
+ m_wielded_item_not_sent = false;
+ // GenericCAO has no special way to show this
+ }
+
+ if(m_armor_groups_sent == false){
+ m_armor_groups_sent = true;
+ std::string str = gob_cmd_update_armor_groups(
+ m_armor_groups);
// create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
+ ActiveObjectMessage aom(getId(), true, str);
m_messages_out.push_back(aom);
}
}
-std::string Oerkki1SAO::getClientInitializationData()
+void PlayerSAO::setBasePosition(const v3f &position)
{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
+ ServerActiveObject::setBasePosition(position);
+ m_position_not_sent = true;
}
-std::string Oerkki1SAO::getStaticData()
+void PlayerSAO::setPos(v3f pos)
{
- //dstream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // hp
- writeU8(os, m_hp);
- return os.str();
+ m_player->setPosition(pos);
+ // Movement caused by this command is always valid
+ m_last_good_position = pos;
+ m_last_good_position_age = 0;
+ // Force position change on client
+ m_teleported = true;
}
-u16 Oerkki1SAO::punch(const std::string &toolname, v3f dir)
+void PlayerSAO::moveTo(v3f pos, bool continuous)
{
- m_speed_f += dir*12*BS;
-
- u16 amount = 5;
- doDamage(amount);
- return 65536/100;
+ m_player->setPosition(pos);
+ // Movement caused by this command is always valid
+ m_last_good_position = pos;
+ m_last_good_position_age = 0;
+ // Force position change on client
+ m_teleported = true;
}
-void Oerkki1SAO::doDamage(u16 d)
+int PlayerSAO::punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch)
{
- dstream<<"oerkki damage: "<<d<<std::endl;
-
- if(d < m_hp)
- {
- m_hp -= d;
- }
- else
- {
- // Die
- m_hp = 0;
- m_removed = true;
+ if(!toolcap)
+ return 0;
+
+ // No effect if PvP disabled
+ if(g_settings->getBool("enable_pvp") == false){
+ if(puncher->getType() == ACTIVEOBJECT_TYPE_PLAYER){
+ std::string str = gob_cmd_punched(0, getHP());
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ return 0;
+ }
}
+ HitParams hitparams = getHitParams(m_armor_groups, toolcap,
+ time_from_last_punch);
+
+ actionstream<<"Player "<<m_player->getName()<<" punched by "
+ <<puncher->getDescription()<<", damage "<<hitparams.hp
+ <<" HP"<<std::endl;
+
+ setHP(getHP() - hitparams.hp);
+
+ if(hitparams.hp != 0)
{
- std::ostringstream os(std::ios::binary);
- // command (1 = damage)
- writeU8(os, 1);
- // amount
- writeU8(os, d);
+ std::string str = gob_cmd_punched(hitparams.hp, getHP());
// create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
+ ActiveObjectMessage aom(getId(), true, str);
m_messages_out.push_back(aom);
}
-}
-/*
- FireflySAO
-*/
-
-// Prototype
-FireflySAO proto_FireflySAO(NULL, 0, v3f(0,0,0));
+ return hitparams.wear;
+}
-FireflySAO::FireflySAO(ServerEnvironment *env, u16 id, v3f pos):
- ServerActiveObject(env, id, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+void PlayerSAO::rightClick(ServerActiveObject *clicker)
{
- ServerActiveObject::registerType(getType(), create);
-
- m_oldpos = v3f(0,0,0);
- m_last_sent_position = v3f(0,0,0);
- m_yaw = 0;
- m_counter1 = 0;
- m_counter2 = 0;
- m_age = 0;
- m_touching_ground = false;
}
-ServerActiveObject* FireflySAO::create(ServerEnvironment *env, u16 id, v3f pos,
- const std::string &data)
+s16 PlayerSAO::getHP() const
{
- std::istringstream is(data, std::ios::binary);
- char buf[1];
- // read version
- is.read(buf, 1);
- u8 version = buf[0];
- // check if version is supported
- if(version != 0)
- return NULL;
- return new FireflySAO(env, id, pos);
+ return m_player->hp;
}
-void FireflySAO::step(float dtime, bool send_recommended)
+void PlayerSAO::setHP(s16 hp)
{
- assert(m_env);
+ s16 oldhp = m_player->hp;
- if(m_is_active == false)
+ if(hp < 0)
+ hp = 0;
+ else if(hp > PLAYER_MAX_HP)
+ hp = PLAYER_MAX_HP;
+
+ if(hp < oldhp && g_settings->getBool("enable_damage") == false)
{
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
+ m_hp_not_sent = true; // fix wrong prediction on client
+ return;
}
- /*
- The AI
- */
+ m_player->hp = hp;
- // Apply (less) gravity
- m_speed_f.Y -= dtime*3*BS;
+ if(hp != oldhp)
+ m_hp_not_sent = true;
- /*
- Move around if some player is close
- */
- bool player_is_close = false;
- // Check connected players
- core::list<Player*> players = m_env->getPlayers(true);
- core::list<Player*>::Iterator i;
- for(i = players.begin();
- i != players.end(); i++)
+ // On death or reincarnation send an active object message
+ if((hp == 0) != (oldhp == 0))
{
- Player *player = *i;
- v3f playerpos = player->getPosition();
- if(m_base_position.getDistanceFrom(playerpos) < BS*10.0)
- {
- player_is_close = true;
- break;
- }
+ // Will send new is_visible value based on (getHP()!=0)
+ m_properties_sent = false;
+ // Send new HP
+ std::string str = gob_cmd_punched(0, getHP());
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
+}
- m_is_active = player_is_close;
-
- if(player_is_close == false)
- {
- m_speed_f.X = 0;
- m_speed_f.Z = 0;
- }
- else
- {
- // Move around
- v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
- f32 speed = BS/2;
- m_speed_f.X = speed * dir.X;
- m_speed_f.Z = speed * dir.Z;
-
- if(m_touching_ground && (m_oldpos - m_base_position).getLength()
- < dtime*speed/2)
- {
- m_counter1 -= dtime;
- if(m_counter1 < 0.0)
- {
- m_counter1 += 1.0;
- m_speed_f.Y = 5.0*BS;
- }
- }
+void PlayerSAO::setArmorGroups(const ItemGroupList &armor_groups)
+{
+ m_armor_groups = armor_groups;
+ m_armor_groups_sent = false;
+}
- {
- m_counter2 -= dtime;
- if(m_counter2 < 0.0)
- {
- m_counter2 += (float)(myrand()%100)/100*3.0;
- m_yaw += ((float)(myrand()%200)-100)/100*180;
- m_yaw = wrapDegrees(m_yaw);
- }
- }
- }
-
- m_oldpos = m_base_position;
-
- /*
- Move it, with collision detection
- */
-
- core::aabbox3d<f32> box(-BS/3.,0.0,-BS/3., BS/3.,BS*2./3.,BS/3.);
- collisionMoveResult moveresult;
- // Maximum movement without glitches
- f32 pos_max_d = BS*0.25;
- // Limit speed
- if(m_speed_f.getLength()*dtime > pos_max_d)
- m_speed_f *= pos_max_d / (m_speed_f.getLength()*dtime);
- v3f pos_f = getBasePosition();
- v3f pos_f_old = pos_f;
- moveresult = collisionMoveSimple(&m_env->getMap(), pos_max_d,
- box, dtime, pos_f, m_speed_f);
- m_touching_ground = moveresult.touching_ground;
-
- setBasePosition(pos_f);
+ObjectProperties* PlayerSAO::accessObjectProperties()
+{
+ return &m_prop;
+}
- if(send_recommended == false)
- return;
+void PlayerSAO::notifyObjectPropertiesModified()
+{
+ m_properties_sent = false;
+}
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
+Inventory* PlayerSAO::getInventory()
+{
+ return m_inventory;
+}
+const Inventory* PlayerSAO::getInventory() const
+{
+ return m_inventory;
+}
- std::ostringstream os(std::ios::binary);
- // command (0 = update position)
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
- }
+InventoryLocation PlayerSAO::getInventoryLocation() const
+{
+ InventoryLocation loc;
+ loc.setPlayer(m_player->getName());
+ return loc;
}
-std::string FireflySAO::getClientInitializationData()
+void PlayerSAO::setInventoryModified()
{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
+ m_inventory_not_sent = true;
}
-std::string FireflySAO::getStaticData()
+std::string PlayerSAO::getWieldList() const
{
- //dstream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- return os.str();
+ return "main";
}
-InventoryItem* FireflySAO::createPickedUpItem()
+int PlayerSAO::getWieldIndex() const
{
- std::istringstream is("CraftItem firefly 1", std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- return item;
+ return m_wield_index;
}
+
+void PlayerSAO::setWieldIndex(int i)
+{
+ if(i != m_wield_index)
+ {
+ m_wield_index = i;
+ m_wielded_item_not_sent = true;
+ }
+}
+
+void PlayerSAO::disconnected()
+{
+ m_peer_id = 0;
+ m_removed = true;
+ if(m_player->getPlayerSAO() == this)
+ {
+ m_player->setPlayerSAO(NULL);
+ m_player->peer_id = 0;
+ }
+}
+
+std::string PlayerSAO::getPropertyPacket()
+{
+ m_prop.is_visible = (getHP() != 0);
+ return gob_cmd_set_properties(m_prop);
+}
+