/*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 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 "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 "scripting_game.h"
+#include "genericobject.h"
+#include "util/serialize.h"
+#include "util/mathconstants.h"
-core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
-
-/* Some helper functions */
-
-// Y is copied, X and Z change is limited
-void accelerate_xz(v3f &speed, v3f target_speed, f32 max_increase)
-{
- 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;
-
- speed.X += d.X;
- speed.Z += d.Z;
- speed.Y = target_speed.Y;
-}
+std::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
/*
- TestSAO
+ DummyLoadSAO
*/
-// Prototype
-TestSAO proto_TestSAO(NULL, v3f(0,0,0));
-
-TestSAO::TestSAO(ServerEnvironment *env, v3f pos):
- ServerActiveObject(env, pos),
- m_timer1(0),
- m_age(0)
+class DummyLoadSAO : public ServerActiveObject
{
- ServerActiveObject::registerType(getType(), create);
-}
-
-ServerActiveObject* TestSAO::create(ServerEnvironment *env, v3f pos,
- const std::string &data)
-{
- return new TestSAO(env, pos);
-}
-
-void TestSAO::step(float dtime, bool send_recommended)
-{
- m_age += dtime;
- if(m_age > 10)
+public:
+ DummyLoadSAO(ServerEnvironment *env, v3f pos, u8 type):
+ ServerActiveObject(env, pos)
{
- m_removed = true;
- return;
+ ServerActiveObject::registerType(type, create);
}
-
- 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)
+ // 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)
{
- m_timer1 += 0.125;
+ return new DummyLoadSAO(env, pos, 0);
+ }
- std::string data;
+ void step(float dtime, bool send_recommended)
+ {
+ m_removed = true;
+ infostream<<"DummyLoadSAO step"<<std::endl;
+ }
- 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);
+ bool getCollisionBox(aabb3f *toset) {
+ return false;
+ }
- ActiveObjectMessage aom(getId(), false, data);
- m_messages_out.push_back(aom);
+ bool collideWithObjects() {
+ return false;
}
-}
+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);
/*
- ItemSAO
+ TestSAO
*/
-// Prototype
-ItemSAO proto_ItemSAO(NULL, v3f(0,0,0), "");
-
-ItemSAO::ItemSAO(ServerEnvironment *env, v3f pos,
- const std::string inventorystring):
- ServerActiveObject(env, pos),
- m_inventorystring(inventorystring),
- m_speed_f(0,0,0),
- m_last_sent_position(0,0,0)
-{
- ServerActiveObject::registerType(getType(), create);
-}
-
-ServerActiveObject* ItemSAO::create(ServerEnvironment *env, v3f pos,
- const std::string &data)
+class TestSAO : public ServerActiveObject
{
- 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);
- infostream<<"ItemSAO::create(): Creating item \""
- <<inventorystring<<"\""<<std::endl;
- return new ItemSAO(env, pos, inventorystring);
-}
+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 ItemSAO::step(float dtime, bool send_recommended)
-{
- ScopeProfiler sp2(g_profiler, "ItemSAO::step avg", SPT_AVG);
+ void step(float dtime, bool send_recommended)
+ {
+ m_age += dtime;
+ if(m_age > 10)
+ {
+ m_removed = true;
+ return;
+ }
- assert(m_env);
+ m_base_position.Y += dtime * BS * 2;
+ if(m_base_position.Y > 8*BS)
+ m_base_position.Y = 2*BS;
- 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);
-
- if(send_recommended == false)
- return;
+ 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;
+ m_timer1 -= dtime;
+ if(m_timer1 < 0.0)
+ {
+ m_timer1 += 0.125;
- 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);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
- }
-}
+ std::string data;
-std::string ItemSAO::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);
- 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);
-std::string ItemSAO::getStaticData()
-{
- infostream<<__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);
- return os.str();
-}
+ ActiveObjectMessage aom(getId(), false, data);
+ m_messages_out.push_back(aom);
+ }
+ }
-InventoryItem * ItemSAO::createInventoryItem()
-{
- try{
- std::istringstream is(m_inventorystring, std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- infostream<<__FUNCTION_NAME<<": m_inventorystring=\""
- <<m_inventorystring<<"\" -> item="<<item
- <<std::endl;
- return item;
+ bool getCollisionBox(aabb3f *toset) {
+ return false;
}
- catch(SerializationError &e)
- {
- infostream<<__FUNCTION_NAME<<": serialization error: "
- <<"m_inventorystring=\""<<m_inventorystring<<"\""<<std::endl;
- return NULL;
+
+ bool collideWithObjects() {
+ return false;
}
-}
-void ItemSAO::rightClick(Player *player)
-{
- infostream<<__FUNCTION_NAME<<std::endl;
- InventoryItem *item = createInventoryItem();
- if(item == NULL)
- return;
-
- bool to_be_deleted = item->use(m_env, player);
+private:
+ float m_timer1;
+ float m_age;
+};
- if(to_be_deleted)
- m_removed = true;
- else
- // Reflect changes to the item here
- m_inventorystring = item->getItemString();
-
- delete item;
-}
+// Prototype (registers item for deserialization)
+TestSAO proto_TestSAO(NULL, v3f(0,0,0));
/*
- RatSAO
-*/
+ ItemSAO
-// Prototype
-RatSAO proto_RatSAO(NULL, v3f(0,0,0));
+ DEPRECATED: New dropped items are implemented in Lua; see
+ builtin/item_entity.lua.
+*/
-RatSAO::RatSAO(ServerEnvironment *env, v3f pos):
- ServerActiveObject(env, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+class ItemSAO : public ServerActiveObject
{
- ServerActiveObject::registerType(getType(), create);
+public:
+ u8 getType() const
+ { return ACTIVEOBJECT_TYPE_ITEM; }
+
+ float getMinimumSavedMovement()
+ { return 0.1*BS; }
- m_oldpos = v3f(0,0,0);
- m_last_sent_position = v3f(0,0,0);
- m_yaw = myrand_range(0,PI*2);
- m_counter1 = 0;
- m_counter2 = 0;
- m_age = 0;
- m_touching_ground = false;
-}
+ static ServerActiveObject* 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 itemstring = deSerializeString(is);
+ infostream<<"create(): Creating item \""
+ <<itemstring<<"\""<<std::endl;
+ return new ItemSAO(env, pos, itemstring);
+ }
-ServerActiveObject* RatSAO::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;
- return new RatSAO(env, pos);
-}
+ 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);
+ }
-void RatSAO::step(float dtime, bool send_recommended)
-{
- ScopeProfiler sp2(g_profiler, "RatSAO::step avg", SPT_AVG);
+ void step(float dtime, bool send_recommended)
+ {
+ ScopeProfiler sp2(g_profiler, "step avg", SPT_AVG);
- assert(m_env);
+ assert(m_env);
- if(m_is_active == false)
- {
- if(m_inactive_interval.step(dtime, 0.5)==false)
+ 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;
+ moveresult = collisionMoveSimple(m_env,m_env->getGameDef(),
+ 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);
+ }
}
- /*
- The AI
- */
+ std::string getClientInitializationData(u16 protocol_version)
+ {
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 0);
+ // pos
+ writeV3F1000(os, m_base_position);
+ // itemstring
+ os<<serializeString(m_itemstring);
+ return os.str();
+ }
- /*m_age += dtime;
- if(m_age > 60)
+ std::string getStaticData()
{
- // 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++)
+ infostream<<__FUNCTION_NAME<<std::endl;
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 0);
+ // itemstring
+ os<<serializeString(m_itemstring);
+ return os.str();
+ }
+
+ ItemStack createItemStack()
{
- Player *player = *i;
- v3f playerpos = player->getPosition();
- if(m_base_position.getDistanceFrom(playerpos) < BS*10.0)
+ 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)
{
- player_is_close = true;
- break;
+ infostream<<__FUNCTION_NAME<<": serialization error: "
+ <<"m_itemstring=\""<<m_itemstring<<"\""<<std::endl;
+ return ItemStack();
}
}
- m_is_active = player_is_close;
-
- if(player_is_close == false)
+ int punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch)
{
- 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)
+ // Take item into inventory
+ ItemStack item = createItemStack();
+ Inventory *inv = puncher->getInventory();
+ if(inv != NULL)
{
- m_counter1 -= dtime;
- if(m_counter1 < 0.0)
+ std::string wieldlist = puncher->getWieldList();
+ ItemStack leftover = inv->addItem(wieldlist, item);
+ puncher->setInventoryModified();
+ if(leftover.empty())
{
- m_counter1 += 1.0;
- m_speed_f.Y = 5.0*BS;
+ m_removed = true;
}
- }
-
- {
- m_counter2 -= dtime;
- if(m_counter2 < 0.0)
+ else
{
- m_counter2 += (float)(myrand()%100)/100*3.0;
- m_yaw += ((float)(myrand()%200)-100)/100*180;
- m_yaw = wrapDegrees(m_yaw);
+ m_itemstring = leftover.getItemString();
+ m_itemstring_changed = true;
}
}
+
+ return 0;
}
-
- 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);
- if(send_recommended == false)
- return;
-
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
+ bool getCollisionBox(aabb3f *toset) {
+ return false;
+ }
- 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);
+ bool collideWithObjects() {
+ return false;
}
-}
-std::string RatSAO::getClientInitializationData()
-{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
-}
+private:
+ std::string m_itemstring;
+ bool m_itemstring_changed;
+ v3f m_speed_f;
+ v3f m_last_sent_position;
+ IntervalLimiter m_move_interval;
+};
-std::string RatSAO::getStaticData()
-{
- //infostream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- return os.str();
-}
+// Prototype (registers item for deserialization)
+ItemSAO proto_ItemSAO(NULL, v3f(0,0,0), "");
-InventoryItem* RatSAO::createPickedUpItem()
+ServerActiveObject* createItemSAO(ServerEnvironment *env, v3f pos,
+ const std::string itemstring)
{
- std::istringstream is("CraftItem rat 1", std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- return item;
+ return new ItemSAO(env, pos, itemstring);
}
/*
- Oerkki1SAO
+ LuaEntitySAO
*/
-// Prototype
-Oerkki1SAO proto_Oerkki1SAO(NULL, v3f(0,0,0));
+// Prototype (registers item for deserialization)
+LuaEntitySAO proto_LuaEntitySAO(NULL, v3f(0,0,0), "_prototype", "");
-Oerkki1SAO::Oerkki1SAO(ServerEnvironment *env, v3f pos):
+LuaEntitySAO::LuaEntitySAO(ServerEnvironment *env, v3f pos,
+ const std::string &name, const std::string &state):
ServerActiveObject(env, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+ 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),
+ m_animation_speed(0),
+ m_animation_blend(0),
+ m_animation_sent(false),
+ m_bone_position_sent(false),
+ m_attachment_parent_id(0),
+ m_attachment_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"] = 100;
+}
+
+LuaEntitySAO::~LuaEntitySAO()
{
- ServerActiveObject::registerType(getType(), create);
+ if(m_registered){
+ m_env->getScriptIface()->luaentity_Remove(m_id);
+ }
+}
- 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;
+void LuaEntitySAO::addedToEnvironment(u32 dtime_s)
+{
+ ServerActiveObject::addedToEnvironment(dtime_s);
+
+ // Create entity from name
+ m_registered = m_env->getScriptIface()->
+ luaentity_Add(m_id, m_init_name.c_str());
+
+ if(m_registered){
+ // Get properties
+ m_env->getScriptIface()->
+ luaentity_GetProperties(m_id, &m_prop);
+ // Initialize HP from properties
+ m_hp = m_prop.hp_max;
+ // Activate entity, supplying serialized state
+ m_env->getScriptIface()->
+ luaentity_Activate(m_id, m_init_state.c_str(), dtime_s);
+ }
}
-ServerActiveObject* Oerkki1SAO::create(ServerEnvironment *env, v3f pos,
+ServerActiveObject* LuaEntitySAO::create(ServerEnvironment *env, v3f pos,
const std::string &data)
{
- 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, pos);
- o->m_hp = hp;
- return o;
+ 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 Oerkki1SAO::step(float dtime, bool send_recommended)
+bool LuaEntitySAO::isAttached()
{
- ScopeProfiler sp2(g_profiler, "Oerkki1SAO::step avg", SPT_AVG);
+ if(!m_attachment_parent_id)
+ return false;
+ // Check if the parent still exists
+ ServerActiveObject *obj = m_env->getActiveObject(m_attachment_parent_id);
+ if(obj)
+ return true;
+ return false;
+}
- assert(m_env);
+void LuaEntitySAO::step(float dtime, bool send_recommended)
+{
+ 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);
+ }
- if(m_is_active == false)
+ // If attached, check that our parent is still there. If it isn't, detach.
+ if(m_attachment_parent_id && !isAttached())
{
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
+ m_attachment_parent_id = 0;
+ m_attachment_bone = "";
+ m_attachment_position = v3f(0,0,0);
+ m_attachment_rotation = v3f(0,0,0);
+ sendPosition(false, true);
}
- /*
- The AI
- */
+ m_last_sent_position_timer += dtime;
- m_age += dtime;
- if(m_age > 120)
+ // Each frame, parent position is copied if the object is attached, otherwise it's calculated normally
+ // If the object gets detached this comes into effect automatically from the last known origin
+ if(isAttached())
{
- // Die
- m_removed = true;
- return;
+ v3f pos = m_env->getActiveObject(m_attachment_parent_id)->getBasePosition();
+ m_base_position = pos;
+ m_velocity = v3f(0,0,0);
+ m_acceleration = v3f(0,0,0);
}
+ else
+ {
+ 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
+ v3f p_pos = m_base_position;
+ v3f p_velocity = m_velocity;
+ v3f p_acceleration = m_acceleration;
+ moveresult = collisionMoveSimple(m_env,m_env->getGameDef(),
+ pos_max_d, box, m_prop.stepheight, dtime,
+ p_pos, p_velocity, p_acceleration,
+ this, m_prop.collideWithObjects);
+
+ // 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;
+ }
- m_after_jump_timer -= dtime;
+ if((m_prop.automatic_face_movement_dir) &&
+ (fabs(m_velocity.Z) > 0.001 || fabs(m_velocity.X) > 0.001)){
+ m_yaw = atan2(m_velocity.Z,m_velocity.X) * 180 / M_PI + m_prop.automatic_face_movement_dir_offset;
+ }
+ }
- v3f old_speed = m_speed_f;
+ if(m_registered){
+ m_env->getScriptIface()->luaentity_Step(m_id, dtime);
+ }
- // Apply gravity
- m_speed_f.Y -= dtime*9.81*BS;
+ if(send_recommended == false)
+ 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++)
+ if(!isAttached())
{
- Player *player = *i;
- v3f playerpos = player->getPosition();
- f32 dist = m_base_position.getDistanceFrom(playerpos);
- if(dist < BS*0.6)
- {
- m_removed = true;
- return;
- player_is_too_close = true;
- near_player_pos = playerpos;
+ // 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;
}
- else if(dist < BS*15.0 && !player_is_too_close)
- {
- player_is_close = true;
- near_player_pos = playerpos;
+ 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);
}
}
- m_is_active = player_is_close;
+ 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(), true, str);
+ m_messages_out.push_back(aom);
+ }
- v3f target_speed = m_speed_f;
+ if(m_animation_sent == false){
+ m_animation_sent = true;
+ std::string str = gob_cmd_update_animation(m_animation_range, m_animation_speed, m_animation_blend);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ }
- if(!player_is_close)
+ if(m_bone_position_sent == false){
+ m_bone_position_sent = true;
+ for(std::map<std::string, core::vector2d<v3f> >::const_iterator ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii){
+ std::string str = gob_cmd_update_bone_position((*ii).first, (*ii).second.X, (*ii).second.Y);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ }
+ }
+
+ if(m_attachment_sent == false){
+ m_attachment_sent = true;
+ std::string str = gob_cmd_update_attachment(m_attachment_parent_id, m_attachment_bone, m_attachment_position, m_attachment_rotation);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ }
+}
+
+std::string LuaEntitySAO::getClientInitializationData(u16 protocol_version)
+{
+ std::ostringstream os(std::ios::binary);
+
+ if(protocol_version >= 14)
{
- target_speed = v3f(0,0,0);
+ writeU8(os, 1); // version
+ os<<serializeString(""); // name
+ writeU8(os, 0); // is_player
+ writeS16(os, getId()); //id
+ writeV3F1000(os, m_base_position);
+ writeF1000(os, m_yaw);
+ writeS16(os, m_hp);
+
+ writeU8(os, 4 + m_bone_position.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(m_animation_range, m_animation_speed, m_animation_blend)); // 3
+ for(std::map<std::string, core::vector2d<v3f> >::const_iterator ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii){
+ os<<serializeLongString(gob_cmd_update_bone_position((*ii).first, (*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
}
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;
+ 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
+ }
- 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;
- }
+ // return result
+ return os.str();
+}
- 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;
- }
- }
+std::string LuaEntitySAO::getStaticData()
+{
+ verbosestream<<__FUNCTION_NAME<<std::endl;
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 1);
+ // name
+ os<<serializeString(m_init_name);
+ // state
+ if(m_registered){
+ std::string state = m_env->getScriptIface()->
+ luaentity_GetStaticdata(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();
+}
- {
- 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);
- }
- }
+int LuaEntitySAO::punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch)
+{
+ if(!m_registered){
+ // Delete unknown LuaEntities when punched
+ m_removed = true;
+ return 0;
}
+
+ // It's best that attachments cannot be punched
+ if(isAttached())
+ return 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;
+ 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);
- // Do collision damage
- float tolerance = BS*30;
- 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)
+ if(result.did_punch)
{
- f32 damage_f = (vel - tolerance)/BS*factor;
- u16 damage = (u16)(damage_f+0.5);
- doDamage(damage);
+ setHP(getHP() - result.damage);
+
+
+ std::string punchername = "nil";
+
+ if ( puncher != 0 )
+ punchername = puncher->getDescription();
+
+ actionstream<<getDescription()<<" punched by "
+ <<punchername<<", 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;
}
- setBasePosition(pos_f);
+ m_env->getScriptIface()->luaentity_Punch(m_id, puncher,
+ time_from_last_punch, toolcap, dir);
+
+ return result.wear;
+}
- if(send_recommended == false && m_speed_f.getLength() < 3.0*BS)
+void LuaEntitySAO::rightClick(ServerActiveObject *clicker)
+{
+ if(!m_registered)
+ return;
+ // It's best that attachments cannot be clicked
+ if(isAttached())
return;
+ m_env->getScriptIface()->luaentity_Rightclick(m_id, clicker);
+}
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
+void LuaEntitySAO::setPos(v3f pos)
+{
+ if(isAttached())
+ return;
+ m_base_position = pos;
+ sendPosition(false, true);
+}
- 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::moveTo(v3f pos, bool continuous)
+{
+ if(isAttached())
+ return;
+ m_base_position = pos;
+ if(!continuous)
+ sendPosition(true, true);
}
-std::string Oerkki1SAO::getClientInitializationData()
+float LuaEntitySAO::getMinimumSavedMovement()
{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
+ return 0.1 * BS;
}
-std::string Oerkki1SAO::getStaticData()
+std::string LuaEntitySAO::getDescription()
{
- //infostream<<__FUNCTION_NAME<<std::endl;
std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // hp
- writeU8(os, m_hp);
+ 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();
}
-u16 Oerkki1SAO::punch(const std::string &toolname, v3f dir,
- const std::string &playername)
+void LuaEntitySAO::setHP(s16 hp)
{
- m_speed_f += dir*12*BS;
-
- u16 amount = 5;
- /* See tool names in inventory.h */
- if(toolname == "WSword")
- amount = 10;
- if(toolname == "STSword")
- amount = 12;
- if(toolname == "SteelSword")
- amount = 16;
- if(toolname == "STAxe")
- amount = 7;
- if(toolname == "SteelAxe")
- amount = 9;
- if(toolname == "SteelPick")
- amount = 7;
- doDamage(amount);
- return 65536/100;
+ if(hp < 0) hp = 0;
+ m_hp = hp;
}
-void Oerkki1SAO::doDamage(u16 d)
+s16 LuaEntitySAO::getHP() const
{
- infostream<<"oerkki damage: "<<d<<std::endl;
-
- if(d < m_hp)
- {
- m_hp -= d;
- }
- else
- {
- // Die
- m_hp = 0;
- m_removed = true;
- }
-
- {
- std::ostringstream os(std::ios::binary);
- // command (1 = damage)
- writeU8(os, 1);
- // amount
- writeU8(os, d);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
- }
+ return m_hp;
}
-/*
- FireflySAO
-*/
+void LuaEntitySAO::setArmorGroups(const ItemGroupList &armor_groups)
+{
+ m_armor_groups = armor_groups;
+ m_armor_groups_sent = false;
+}
-// Prototype
-FireflySAO proto_FireflySAO(NULL, v3f(0,0,0));
+void LuaEntitySAO::setAnimation(v2f frame_range, float frame_speed, float frame_blend)
+{
+ m_animation_range = frame_range;
+ m_animation_speed = frame_speed;
+ m_animation_blend = frame_blend;
+ m_animation_sent = false;
+}
-FireflySAO::FireflySAO(ServerEnvironment *env, v3f pos):
- ServerActiveObject(env, pos),
- m_is_active(false),
- m_speed_f(0,0,0)
+void LuaEntitySAO::setBonePosition(std::string bone, v3f position, v3f rotation)
{
- ServerActiveObject::registerType(getType(), create);
+ m_bone_position[bone] = core::vector2d<v3f>(position, rotation);
+ m_bone_position_sent = false;
+}
- 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;
+void LuaEntitySAO::setAttachment(int parent_id, std::string bone, v3f position, v3f rotation)
+{
+ // Attachments need to be handled on both the server and client.
+ // If we just attach on the server, we can only copy the position of the parent. Attachments
+ // are still sent to clients at an interval so players might see them lagging, plus we can't
+ // read and attach to skeletal bones.
+ // If we just attach on the client, the server still sees the child at its original location.
+ // This breaks some things so we also give the server the most accurate representation
+ // even if players only see the client changes.
+
+ m_attachment_parent_id = parent_id;
+ m_attachment_bone = bone;
+ m_attachment_position = position;
+ m_attachment_rotation = rotation;
+ m_attachment_sent = false;
}
-ServerActiveObject* FireflySAO::create(ServerEnvironment *env, v3f pos,
- const std::string &data)
+ObjectProperties* LuaEntitySAO::accessObjectProperties()
{
- 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, pos);
+ return &m_prop;
}
-void FireflySAO::step(float dtime, bool send_recommended)
+void LuaEntitySAO::notifyObjectPropertiesModified()
{
- ScopeProfiler sp2(g_profiler, "FireflySAO::step avg", SPT_AVG);
+ m_properties_sent = false;
+}
- assert(m_env);
+void LuaEntitySAO::setVelocity(v3f velocity)
+{
+ m_velocity = velocity;
+}
- if(m_is_active == false)
- {
- if(m_inactive_interval.step(dtime, 0.5)==false)
- return;
- }
+v3f LuaEntitySAO::getVelocity()
+{
+ return m_velocity;
+}
- /*
- The AI
- */
-
- // Apply (less) gravity
- m_speed_f.Y -= dtime*3*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::setAcceleration(v3f acceleration)
+{
+ m_acceleration = acceleration;
+}
- 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;
- }
- }
+v3f LuaEntitySAO::getAcceleration()
+{
+ return m_acceleration;
+}
- {
- 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.,-BS*2/3.0,-BS/3., BS/3.,BS*4./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);
+void LuaEntitySAO::setYaw(float yaw)
+{
+ m_yaw = yaw;
+}
- if(send_recommended == false)
- return;
+float LuaEntitySAO::getYaw()
+{
+ return m_yaw;
+}
- if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- m_last_sent_position = pos_f;
+void LuaEntitySAO::setTextureMod(const std::string &mod)
+{
+ 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);
+}
- 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::setSprite(v2s16 p, int num_frames, float framelength,
+ bool select_horiz_by_yawpitch)
+{
+ 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);
}
-std::string FireflySAO::getClientInitializationData()
+std::string LuaEntitySAO::getName()
{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- return os.str();
+ return m_init_name;
}
-std::string FireflySAO::getStaticData()
+std::string LuaEntitySAO::getPropertyPacket()
{
- //infostream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- return os.str();
+ return gob_cmd_set_properties(m_prop);
}
-InventoryItem* FireflySAO::createPickedUpItem()
+void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
{
- std::istringstream is("CraftItem firefly 1", std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- return item;
+ // If the object is attached client-side, don't waste bandwidth sending its position to clients
+ if(isAttached())
+ return;
+
+ 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);
+}
+
+bool LuaEntitySAO::getCollisionBox(aabb3f *toset) {
+ if (m_prop.physical)
+ {
+ //update collision box
+ toset->MinEdge = m_prop.collisionbox.MinEdge * BS;
+ toset->MaxEdge = m_prop.collisionbox.MaxEdge * BS;
+
+ toset->MinEdge += m_base_position;
+ toset->MaxEdge += m_base_position;
+
+ return true;
+ }
+
+ return false;
+}
+
+bool LuaEntitySAO::collideWithObjects(){
+ return m_prop.collideWithObjects;
}
/*
- MobV2SAO
+ PlayerSAO
*/
-// Prototype
-MobV2SAO proto_MobV2SAO(NULL, v3f(0,0,0), NULL);
-
-MobV2SAO::MobV2SAO(ServerEnvironment *env, v3f pos,
- Settings *init_properties):
- ServerActiveObject(env, pos),
- m_move_type("ground_nodes"),
- m_speed(0,0,0),
- m_last_sent_position(0,0,0),
- m_oldpos(0,0,0),
- m_yaw(0),
- m_counter1(0),
- m_counter2(0),
- m_age(0),
- m_touching_ground(false),
- m_hp(10),
- m_walk_around(false),
- m_walk_around_timer(0),
- m_next_pos_exists(false),
- m_shoot_reload_timer(0),
- m_shooting(false),
- m_shooting_timer(0),
- m_falling(false),
- m_disturb_timer(100000),
- m_random_disturb_timer(0),
- m_shoot_y(0)
-{
- ServerActiveObject::registerType(getType(), create);
-
- m_properties = new Settings();
- if(init_properties)
- m_properties->update(*init_properties);
-
- m_properties->setV3F("pos", pos);
-
- setPropertyDefaults();
- readProperties();
+// 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_damage(0),
+ m_last_good_position(0,0,0),
+ 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),
+ m_animation_speed(0),
+ m_animation_blend(0),
+ m_animation_sent(false),
+ m_bone_position_sent(false),
+ m_attachment_parent_id(0),
+ m_attachment_sent(false),
+ // public
+ m_moved(false),
+ m_inventory_not_sent(false),
+ m_hp_not_sent(false),
+ m_breath_not_sent(false),
+ m_wielded_item_not_sent(false),
+ m_physics_override_speed(1),
+ m_physics_override_jump(1),
+ m_physics_override_gravity(1),
+ m_physics_override_sent(false)
+{
+ assert(m_player);
+ assert(m_peer_id != 0);
+ setBasePosition(m_player->getPosition());
+ m_inventory = &m_player->inventory;
+ m_armor_groups["fleshy"] = 100;
+
+ 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.);
+ // start of default appearance, this should be overwritten by LUA
+ 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.colors.clear();
+ m_prop.colors.push_back(video::SColor(255, 255, 255, 255));
+ m_prop.spritediv = v2s16(1,1);
+ // end of default appearance
+ m_prop.is_visible = true;
+ m_prop.makes_footstep_sound = true;
}
-
-MobV2SAO::~MobV2SAO()
+
+PlayerSAO::~PlayerSAO()
{
- delete m_properties;
+ if(m_inventory != &m_player->inventory)
+ delete m_inventory;
+
}
-ServerActiveObject* MobV2SAO::create(ServerEnvironment *env, v3f pos,
- const std::string &data)
+std::string PlayerSAO::getDescription()
{
- std::istringstream is(data, std::ios::binary);
- Settings properties;
- properties.parseConfigLines(is, "MobArgsEnd");
- MobV2SAO *o = new MobV2SAO(env, pos, &properties);
- return o;
+ return std::string("player ") + m_player->getName();
}
-std::string MobV2SAO::getStaticData()
+// Called after id has been set and has been inserted in environment
+void PlayerSAO::addedToEnvironment(u32 dtime_s)
{
- updateProperties();
+ ServerActiveObject::addedToEnvironment(dtime_s);
+ ServerActiveObject::setBasePosition(m_player->getPosition());
+ m_player->setPlayerSAO(this);
+ m_player->peer_id = m_peer_id;
+ m_last_good_position = m_player->getPosition();
+}
- std::ostringstream os(std::ios::binary);
- m_properties->writeLines(os);
- return os.str();
+// Called before removing from environment
+void PlayerSAO::removingFromEnvironment()
+{
+ ServerActiveObject::removingFromEnvironment();
+ if(m_player->getPlayerSAO() == this)
+ {
+ m_player->setPlayerSAO(NULL);
+ m_player->peer_id = 0;
+ }
}
-std::string MobV2SAO::getClientInitializationData()
+bool PlayerSAO::isStaticAllowed() const
{
- //infostream<<__FUNCTION_NAME<<std::endl;
+ return false;
+}
- updateProperties();
+bool PlayerSAO::unlimitedTransferDistance() const
+{
+ return g_settings->getBool("unlimited_player_transfer_distance");
+}
+std::string PlayerSAO::getClientInitializationData(u16 protocol_version)
+{
std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
-
- Settings client_properties;
-
- /*client_properties.set("version", "0");
- client_properties.updateValue(*m_properties, "pos");
- client_properties.updateValue(*m_properties, "yaw");
- client_properties.updateValue(*m_properties, "hp");*/
-
- // Just send everything for simplicity
- client_properties.update(*m_properties);
-
- std::ostringstream os2(std::ios::binary);
- client_properties.writeLines(os2);
- compressZlib(os2.str(), os);
+ if(protocol_version >= 15)
+ {
+ writeU8(os, 1); // version
+ os<<serializeString(m_player->getName()); // name
+ writeU8(os, 1); // is_player
+ writeS16(os, getId()); //id
+ writeV3F1000(os, m_player->getPosition() + v3f(0,BS*1,0));
+ writeF1000(os, m_player->getYaw());
+ writeS16(os, getHP());
+
+ writeU8(os, 5 + m_bone_position.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(m_animation_range, m_animation_speed, m_animation_blend)); // 3
+ for(std::map<std::string, core::vector2d<v3f> >::const_iterator ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii){
+ os<<serializeLongString(gob_cmd_update_bone_position((*ii).first, (*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
+ os<<serializeLongString(gob_cmd_update_physics_override(m_physics_override_speed, m_physics_override_jump, m_physics_override_gravity)); // 5
+ }
+ else
+ {
+ 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 result
return os.str();
}
-bool checkFreePosition(Map *map, v3s16 p0, v3s16 size)
+std::string PlayerSAO::getStaticData()
{
- for(int dx=0; dx<size.X; dx++)
- for(int dy=0; dy<size.Y; dy++)
- for(int dz=0; dz<size.Z; dz++){
- v3s16 dp(dx, dy, dz);
- v3s16 p = p0 + dp;
- MapNode n = map->getNodeNoEx(p);
- if(n.getContent() != CONTENT_AIR)
- return false;
- }
- return true;
+ assert(0);
+ return "";
}
-bool checkWalkablePosition(Map *map, v3s16 p0)
+bool PlayerSAO::isAttached()
{
- v3s16 p = p0 + v3s16(0,-1,0);
- MapNode n = map->getNodeNoEx(p);
- if(n.getContent() != CONTENT_AIR)
+ if(!m_attachment_parent_id)
+ return false;
+ // Check if the parent still exists
+ ServerActiveObject *obj = m_env->getActiveObject(m_attachment_parent_id);
+ if(obj)
return true;
return false;
}
-bool checkFreeAndWalkablePosition(Map *map, v3s16 p0, v3s16 size)
+void PlayerSAO::step(float dtime, bool send_recommended)
{
- if(!checkFreePosition(map, p0, size))
- return false;
- if(!checkWalkablePosition(map, p0))
- return false;
- return true;
-}
+ 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);
+ }
-static void get_random_u32_array(u32 a[], u32 len)
-{
- u32 i, n;
- for(i=0; i<len; i++)
- a[i] = i;
- n = len;
- while(n > 1){
- u32 k = myrand() % n;
- n--;
- u32 temp = a[n];
- a[n] = a[k];
- a[k] = temp;
+ // If attached, check that our parent is still there. If it isn't, detach.
+ if(m_attachment_parent_id && !isAttached())
+ {
+ m_attachment_parent_id = 0;
+ m_attachment_bone = "";
+ m_attachment_position = v3f(0,0,0);
+ m_attachment_rotation = v3f(0,0,0);
+ m_player->setPosition(m_last_good_position);
+ m_moved = true;
}
-}
-#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
+ //dstream<<"PlayerSAO::step: dtime: "<<dtime<<std::endl;
+
+ // Set lag pool maximums based on estimated lag
+ const float LAG_POOL_MIN = 5.0;
+ float lag_pool_max = m_env->getMaxLagEstimate() * 2.0;
+ if(lag_pool_max < LAG_POOL_MIN)
+ lag_pool_max = LAG_POOL_MIN;
+ m_dig_pool.setMax(lag_pool_max);
+ m_move_pool.setMax(lag_pool_max);
+
+ // Increment cheat prevention timers
+ m_dig_pool.add(dtime);
+ m_move_pool.add(dtime);
+ m_time_from_last_punch += dtime;
+ m_nocheat_dig_time += dtime;
+
+ // Each frame, parent position is copied if the object is attached, otherwise it's calculated normally
+ // If the object gets detached this comes into effect automatically from the last known origin
+ if(isAttached())
+ {
+ v3f pos = m_env->getActiveObject(m_attachment_parent_id)->getBasePosition();
+ m_last_good_position = pos;
+ m_player->setPosition(pos);
+ }
-static void explodeSquare(Map *map, v3s16 p0, v3s16 size)
-{
- core::map<v3s16, MapBlock*> modified_blocks;
+ if(send_recommended == false)
+ return;
- for(int dx=0; dx<size.X; dx++)
- for(int dy=0; dy<size.Y; dy++)
- for(int dz=0; dz<size.Z; dz++){
- v3s16 dp(dx - size.X/2, dy - size.Y/2, dz - size.Z/2);
- v3s16 p = p0 + dp;
- MapNode n = map->getNodeNoEx(p);
- if(n.getContent() == CONTENT_IGNORE)
- continue;
- //map->removeNodeWithEvent(p);
- map->removeNodeAndUpdate(p, modified_blocks);
+ // If the object is attached client-side, don't waste bandwidth sending its position to clients
+ if(m_position_not_sent && !isAttached())
+ {
+ m_position_not_sent = false;
+ float update_interval = m_env->getSendRecommendedInterval();
+ v3f pos;
+ if(isAttached()) // Just in case we ever do send attachment position too
+ pos = m_env->getActiveObject(m_attachment_parent_id)->getBasePosition();
+ else
+ pos = m_player->getPosition() + v3f(0,BS*1,0);
+ std::string str = gob_cmd_update_position(
+ pos,
+ 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);
}
- // Send a MEET_OTHER event
- MapEditEvent event;
- event.type = MEET_OTHER;
- for(core::map<v3s16, MapBlock*>::Iterator
- i = modified_blocks.getIterator();
- i.atEnd() == false; i++)
+ if(m_wielded_item_not_sent)
{
- v3s16 p = i.getNode()->getKey();
- event.modified_blocks.insert(p, true);
+ m_wielded_item_not_sent = false;
+ // GenericCAO has no special way to show this
}
- map->dispatchEvent(&event);
-}
-
-void MobV2SAO::step(float dtime, bool send_recommended)
-{
- ScopeProfiler sp2(g_profiler, "MobV2SAO::step avg", SPT_AVG);
- assert(m_env);
- Map *map = &m_env->getMap();
+ 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(), true, str);
+ m_messages_out.push_back(aom);
+ }
- m_age += dtime;
+ if(m_physics_override_sent == false){
+ m_physics_override_sent = true;
+ std::string str = gob_cmd_update_physics_override(m_physics_override_speed, m_physics_override_jump, m_physics_override_gravity);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
+ }
- if(m_die_age >= 0.0 && m_age >= m_die_age){
- m_removed = true;
- return;
+ if(m_animation_sent == false){
+ m_animation_sent = true;
+ std::string str = gob_cmd_update_animation(m_animation_range, m_animation_speed, m_animation_blend);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
- m_random_disturb_timer += dtime;
- if(m_random_disturb_timer >= 5.0)
- {
- m_random_disturb_timer = 0;
- // 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();
- f32 dist = m_base_position.getDistanceFrom(playerpos);
- if(dist < BS*16)
- {
- if(myrand_range(0,3) == 0){
- actionstream<<"Mob id="<<m_id<<" at "
- <<PP(m_base_position/BS)
- <<" got randomly disturbed by "
- <<player->getName()<<std::endl;
- m_disturbing_player = player->getName();
- m_disturb_timer = 0;
- break;
- }
- }
+ if(m_bone_position_sent == false){
+ m_bone_position_sent = true;
+ for(std::map<std::string, core::vector2d<v3f> >::const_iterator ii = m_bone_position.begin(); ii != m_bone_position.end(); ++ii){
+ std::string str = gob_cmd_update_bone_position((*ii).first, (*ii).second.X, (*ii).second.Y);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
}
- Player *disturbing_player =
- m_env->getPlayer(m_disturbing_player.c_str());
- v3f disturbing_player_off = v3f(0,1,0);
- v3f disturbing_player_norm = v3f(0,1,0);
- float disturbing_player_distance = 1000000;
- float disturbing_player_dir = 0;
- if(disturbing_player){
- disturbing_player_off =
- disturbing_player->getPosition() - m_base_position;
- disturbing_player_distance = disturbing_player_off.getLength();
- disturbing_player_norm = disturbing_player_off;
- disturbing_player_norm.normalize();
- disturbing_player_dir = 180./PI*atan2(disturbing_player_norm.Z,
- disturbing_player_norm.X);
+ if(m_attachment_sent == false){
+ m_attachment_sent = true;
+ std::string str = gob_cmd_update_attachment(m_attachment_parent_id, m_attachment_bone, m_attachment_position, m_attachment_rotation);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), true, str);
+ m_messages_out.push_back(aom);
}
+}
- m_disturb_timer += dtime;
-
- if(!m_falling)
- {
- m_shooting_timer -= dtime;
- if(m_shooting_timer <= 0.0 && m_shooting){
- m_shooting = false;
-
- std::string shoot_type = m_properties->get("shoot_type");
- v3f shoot_pos(0,0,0);
- shoot_pos.Y += m_properties->getFloat("shoot_y") * BS;
- if(shoot_type == "fireball"){
- v3f dir(cos(m_yaw/180*PI),0,sin(m_yaw/180*PI));
- dir.Y = m_shoot_y;
- dir.normalize();
- v3f speed = dir * BS * 10.0;
- v3f pos = m_base_position + shoot_pos;
- infostream<<__FUNCTION_NAME<<": Mob id="<<m_id
- <<" shooting fireball from "<<PP(pos)
- <<" at speed "<<PP(speed)<<std::endl;
- Settings properties;
- properties.set("looks", "fireball");
- properties.setV3F("speed", speed);
- properties.setFloat("die_age", 5.0);
- properties.set("move_type", "constant_speed");
- properties.setFloat("hp", 1000);
- properties.set("lock_full_brightness", "true");
- properties.set("player_hit_damage", "9");
- properties.set("player_hit_distance", "2");
- properties.set("player_hit_interval", "1");
- ServerActiveObject *obj = new MobV2SAO(m_env,
- pos, &properties);
- //m_env->addActiveObjectAsStatic(obj);
- m_env->addActiveObject(obj);
- } else {
- infostream<<__FUNCTION_NAME<<": Mob id="<<m_id
- <<": Unknown shoot_type="<<shoot_type
- <<std::endl;
- }
- }
+void PlayerSAO::setBasePosition(const v3f &position)
+{
+ // This needs to be ran for attachments too
+ ServerActiveObject::setBasePosition(position);
+ m_position_not_sent = true;
+}
+
+void PlayerSAO::setPos(v3f pos)
+{
+ if(isAttached())
+ return;
+ m_player->setPosition(pos);
+ // Movement caused by this command is always valid
+ m_last_good_position = pos;
+ // Force position change on client
+ m_moved = true;
+}
- m_shoot_reload_timer += dtime;
+void PlayerSAO::moveTo(v3f pos, bool continuous)
+{
+ if(isAttached())
+ return;
+ m_player->setPosition(pos);
+ // Movement caused by this command is always valid
+ m_last_good_position = pos;
+ // Force position change on client
+ m_moved = true;
+}
- float reload_time = 15.0;
- if(m_disturb_timer <= 15.0)
- reload_time = 3.0;
+void PlayerSAO::setYaw(float yaw)
+{
+ m_player->setYaw(yaw);
+ // Force change on client
+ m_moved = true;
+}
- bool shoot_without_player = false;
- if(m_properties->getBool("mindless_rage"))
- shoot_without_player = true;
+void PlayerSAO::setPitch(float pitch)
+{
+ m_player->setPitch(pitch);
+ // Force change on client
+ m_moved = true;
+}
- if(!m_shooting && m_shoot_reload_timer >= reload_time &&
- !m_next_pos_exists &&
- (m_disturb_timer <= 60.0 || shoot_without_player))
- {
- m_shoot_y = 0;
- if(m_disturb_timer < 60.0 && disturbing_player &&
- disturbing_player_distance < 16*BS &&
- fabs(disturbing_player_norm.Y) < 0.8){
- m_yaw = disturbing_player_dir;
- sendPosition();
- m_shoot_y += disturbing_player_norm.Y;
- } else {
- m_shoot_y = 0.01 * myrand_range(-30,10);
- }
- m_shoot_reload_timer = 0.0;
- m_shooting = true;
- m_shooting_timer = 1.5;
- {
- std::ostringstream os(std::ios::binary);
- // command (2 = shooting)
- writeU8(os, 2);
- // time
- writeF1000(os, m_shooting_timer + 0.1);
- // bright?
- writeU8(os, true);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
- }
+int PlayerSAO::punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch)
+{
+ // It's best that attachments cannot be punched
+ if(isAttached())
+ return 0;
+
+ 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;
}
}
-
- if(m_move_type == "ground_nodes")
- {
- if(!m_shooting){
- m_walk_around_timer -= dtime;
- if(m_walk_around_timer <= 0.0){
- m_walk_around = !m_walk_around;
- if(m_walk_around)
- m_walk_around_timer = 0.1*myrand_range(10,50);
- else
- m_walk_around_timer = 0.1*myrand_range(30,70);
- }
- }
- /* Move */
- if(m_next_pos_exists){
- v3f pos_f = m_base_position;
- v3f next_pos_f = intToFloat(m_next_pos_i, BS);
-
- v3f v = next_pos_f - pos_f;
- m_yaw = atan2(v.Z, v.X) / PI * 180;
-
- v3f diff = next_pos_f - pos_f;
- v3f dir = diff;
- dir.normalize();
- float speed = BS * 0.5;
- if(m_falling)
- speed = BS * 3.0;
- dir *= dtime * speed;
- bool arrived = false;
- if(dir.getLength() > diff.getLength()){
- dir = diff;
- arrived = true;
- }
- pos_f += dir;
- m_base_position = pos_f;
+ HitParams hitparams = getHitParams(m_armor_groups, toolcap,
+ time_from_last_punch);
- if((pos_f - next_pos_f).getLength() < 0.1 || arrived){
- m_next_pos_exists = false;
- }
- }
+ std::string punchername = "nil";
- v3s16 pos_i = floatToInt(m_base_position, BS);
- v3s16 size_blocks = v3s16(m_size.X+0.5,m_size.Y+0.5,m_size.X+0.5);
- v3s16 pos_size_off(0,0,0);
- if(m_size.X >= 2.5){
- pos_size_off.X = -1;
- pos_size_off.Y = -1;
- }
-
- if(!m_next_pos_exists){
- /* Check whether to drop down */
- if(checkFreePosition(map,
- pos_i + pos_size_off + v3s16(0,-1,0), size_blocks)){
- m_next_pos_i = pos_i + v3s16(0,-1,0);
- m_next_pos_exists = true;
- m_falling = true;
- } else {
- m_falling = false;
- }
- }
+ if ( puncher != 0 )
+ punchername = puncher->getDescription();
- if(m_walk_around)
- {
- if(!m_next_pos_exists){
- /* Find some position where to go next */
- v3s16 dps[3*3*3];
- int num_dps = 0;
- for(int dx=-1; dx<=1; dx++)
- for(int dy=-1; dy<=1; dy++)
- for(int dz=-1; dz<=1; dz++){
- if(dx == 0 && dy == 0)
- continue;
- if(dx != 0 && dz != 0 && dy != 0)
- continue;
- dps[num_dps++] = v3s16(dx,dy,dz);
- }
- u32 order[3*3*3];
- get_random_u32_array(order, num_dps);
- for(int i=0; i<num_dps; i++){
- v3s16 p = dps[order[i]] + pos_i;
- bool is_free = checkFreeAndWalkablePosition(map,
- p + pos_size_off, size_blocks);
- if(!is_free)
- continue;
- m_next_pos_i = p;
- m_next_pos_exists = true;
- break;
- }
- }
- }
- }
- else if(m_move_type == "constant_speed")
- {
- m_base_position += m_speed * dtime;
-
- v3s16 pos_i = floatToInt(m_base_position, BS);
- v3s16 size_blocks = v3s16(m_size.X+0.5,m_size.Y+0.5,m_size.X+0.5);
- v3s16 pos_size_off(0,0,0);
- if(m_size.X >= 2.5){
- pos_size_off.X = -1;
- pos_size_off.Y = -1;
- }
- bool free = checkFreePosition(map, pos_i + pos_size_off, size_blocks);
- if(!free){
- explodeSquare(map, pos_i, v3s16(3,3,3));
- m_removed = true;
- return;
- }
- }
- else
- {
- errorstream<<"MobV2SAO::step(): id="<<m_id<<" unknown move_type=\""
- <<m_move_type<<"\""<<std::endl;
- }
+ actionstream<<"Player "<<m_player->getName()<<" punched by "
+ <<punchername<<", damage "<<hitparams.hp
+ <<" HP"<<std::endl;
- if(send_recommended == false)
- return;
+ setHP(getHP() - hitparams.hp);
- if(m_base_position.getDistanceFrom(m_last_sent_position) > 0.05*BS)
- {
- sendPosition();
- }
+ return hitparams.wear;
}
-u16 MobV2SAO::punch(const std::string &toolname, v3f dir,
- const std::string &playername)
+void PlayerSAO::rightClick(ServerActiveObject *clicker)
{
- assert(m_env);
- Map *map = &m_env->getMap();
-
- actionstream<<playername<<" punches mob id="<<m_id
- <<" with a \""<<toolname<<"\" at "
- <<PP(m_base_position/BS)<<std::endl;
-
- m_disturb_timer = 0;
- m_disturbing_player = playername;
- m_next_pos_exists = false; // Cancel moving immediately
-
- m_yaw = wrapDegrees_180(180./PI*atan2(dir.Z, dir.X) + 180.);
- v3f new_base_position = m_base_position + dir * BS;
- {
- v3s16 pos_i = floatToInt(new_base_position, BS);
- v3s16 size_blocks = v3s16(m_size.X+0.5,m_size.Y+0.5,m_size.X+0.5);
- v3s16 pos_size_off(0,0,0);
- if(m_size.X >= 2.5){
- pos_size_off.X = -1;
- pos_size_off.Y = -1;
- }
- bool free = checkFreePosition(map, pos_i + pos_size_off, size_blocks);
- if(free)
- m_base_position = new_base_position;
- }
- sendPosition();
-
- u16 amount = 2;
- /* See tool names in inventory.h */
- if(toolname == "WSword")
- amount = 4;
- if(toolname == "STSword")
- amount = 6;
- if(toolname == "SteelSword")
- amount = 8;
- if(toolname == "STAxe")
- amount = 3;
- if(toolname == "SteelAxe")
- amount = 4;
- if(toolname == "SteelPick")
- amount = 3;
- doDamage(amount);
- return 65536/100;
}
-bool MobV2SAO::isPeaceful()
+s16 PlayerSAO::getHP() const
{
- return m_properties->getBool("is_peaceful");
+ return m_player->hp;
}
-void MobV2SAO::sendPosition()
+s16 PlayerSAO::readDamage()
{
- m_last_sent_position = m_base_position;
-
- 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);
+ s16 damage = m_damage;
+ m_damage = 0;
+ return damage;
}
-void MobV2SAO::setPropertyDefaults()
-{
- m_properties->setDefault("is_peaceful", "false");
- m_properties->setDefault("move_type", "ground_nodes");
- m_properties->setDefault("speed", "(0,0,0)");
- m_properties->setDefault("age", "0");
- m_properties->setDefault("yaw", "0");
- m_properties->setDefault("pos", "(0,0,0)");
- m_properties->setDefault("hp", "0");
- m_properties->setDefault("die_age", "-1");
- m_properties->setDefault("size", "(1,2)");
- m_properties->setDefault("shoot_type", "fireball");
- m_properties->setDefault("shoot_y", "0");
- m_properties->setDefault("mindless_rage", "false");
-}
-void MobV2SAO::readProperties()
-{
- m_move_type = m_properties->get("move_type");
- m_speed = m_properties->getV3F("speed");
- m_age = m_properties->getFloat("age");
- m_yaw = m_properties->getFloat("yaw");
- m_base_position = m_properties->getV3F("pos");
- m_hp = m_properties->getS32("hp");
- m_die_age = m_properties->getFloat("die_age");
- m_size = m_properties->getV2F("size");
-}
-void MobV2SAO::updateProperties()
+void PlayerSAO::setHP(s16 hp)
{
- m_properties->set("move_type", m_move_type);
- m_properties->setV3F("speed", m_speed);
- m_properties->setFloat("age", m_age);
- m_properties->setFloat("yaw", m_yaw);
- m_properties->setV3F("pos", m_base_position);
- m_properties->setS32("hp", m_hp);
- m_properties->setFloat("die_age", m_die_age);
- m_properties->setV2F("size", m_size);
+ s16 oldhp = m_player->hp;
- m_properties->setS32("version", 0);
-}
+ if(hp < 0)
+ hp = 0;
+ else if(hp > PLAYER_MAX_HP)
+ hp = PLAYER_MAX_HP;
-void MobV2SAO::doDamage(u16 d)
-{
- infostream<<"MobV2 hp="<<m_hp<<" damage="<<d<<std::endl;
-
- if(d < m_hp)
+ if(hp < oldhp && g_settings->getBool("enable_damage") == false)
{
- m_hp -= d;
- }
- else
- {
- actionstream<<"A "<<(isPeaceful()?"peaceful":"non-peaceful")
- <<" mob id="<<m_id<<" dies at "<<PP(m_base_position)<<std::endl;
- // Die
- m_hp = 0;
- m_removed = true;
+ m_hp_not_sent = true; // fix wrong prediction on client
+ return;
}
- {
- std::ostringstream os(std::ios::binary);
- // command (1 = damage)
- writeU8(os, 1);
- // amount
- writeU16(os, d);
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
- }
-}
+ m_player->hp = hp;
+ if(hp != oldhp) {
+ m_hp_not_sent = true;
+ if(oldhp > hp)
+ m_damage += oldhp - hp;
+ }
-/*
- LuaEntitySAO
-*/
+ // Update properties on death
+ if((hp == 0) != (oldhp == 0))
+ m_properties_sent = false;
+}
-#include "scriptapi.h"
-#include "luaentity_common.h"
+u16 PlayerSAO::getBreath() const
+{
+ return m_player->getBreath();
+}
-// Prototype
-LuaEntitySAO proto_LuaEntitySAO(NULL, v3f(0,0,0), "_prototype", "");
+void PlayerSAO::setBreath(u16 breath)
+{
+ m_player->setBreath(breath);
+}
-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_prop(new LuaEntityProperties),
- m_yaw(0),
- m_last_sent_yaw(0),
- m_last_sent_position(0,0,0),
- m_last_sent_position_timer(0),
- m_last_sent_move_precision(0)
+void PlayerSAO::setArmorGroups(const ItemGroupList &armor_groups)
{
- // Only register type if no environment supplied
- if(env == NULL){
- ServerActiveObject::registerType(getType(), create);
- return;
- }
+ m_armor_groups = armor_groups;
+ m_armor_groups_sent = false;
}
-LuaEntitySAO::~LuaEntitySAO()
+void PlayerSAO::setAnimation(v2f frame_range, float frame_speed, float frame_blend)
{
- if(m_registered){
- lua_State *L = m_env->getLua();
- scriptapi_luaentity_rm(L, m_id);
- }
- delete m_prop;
+ // store these so they can be updated to clients
+ m_animation_range = frame_range;
+ m_animation_speed = frame_speed;
+ m_animation_blend = frame_blend;
+ m_animation_sent = false;
}
-void LuaEntitySAO::addedToEnvironment(u16 id)
+void PlayerSAO::setBonePosition(std::string bone, v3f position, v3f rotation)
{
- ServerActiveObject::addedToEnvironment(id);
-
- // Create entity from name and state
- m_registered = true;
- lua_State *L = m_env->getLua();
- scriptapi_luaentity_add(L, id, m_init_name.c_str(), m_init_state.c_str());
-
- // Get properties
- scriptapi_luaentity_get_properties(L, m_id, m_prop);
+ // store these so they can be updated to clients
+ m_bone_position[bone] = core::vector2d<v3f>(position, rotation);
+ m_bone_position_sent = false;
}
-ServerActiveObject* LuaEntitySAO::create(ServerEnvironment *env, v3f pos,
- const std::string &data)
+void PlayerSAO::setAttachment(int parent_id, std::string bone, v3f position, v3f rotation)
{
- std::istringstream is(data, std::ios::binary);
- // read version
- u8 version = readU8(is);
- // check if version is supported
- if(version != 0)
- return NULL;
- // read name
- std::string name = deSerializeString(is);
- // read state
- std::string state = deSerializeLongString(is);
- // create object
- infostream<<"LuaEntitySAO::create(name=\""<<name<<"\" state=\""
- <<state<<"\")"<<std::endl;
- return new LuaEntitySAO(env, pos, name, state);
+ // Attachments need to be handled on both the server and client.
+ // If we just attach on the server, we can only copy the position of the parent. Attachments
+ // are still sent to clients at an interval so players might see them lagging, plus we can't
+ // read and attach to skeletal bones.
+ // If we just attach on the client, the server still sees the child at its original location.
+ // This breaks some things so we also give the server the most accurate representation
+ // even if players only see the client changes.
+
+ m_attachment_parent_id = parent_id;
+ m_attachment_bone = bone;
+ m_attachment_position = position;
+ m_attachment_rotation = rotation;
+ m_attachment_sent = false;
}
-void LuaEntitySAO::step(float dtime, bool send_recommended)
+ObjectProperties* PlayerSAO::accessObjectProperties()
{
- m_last_sent_position_timer += dtime;
-
- if(m_registered){
- lua_State *L = m_env->getLua();
- scriptapi_luaentity_step(L, m_id, dtime);
- }
+ return &m_prop;
+}
- if(send_recommended == false)
- return;
-
- 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;
- if(move_d > minchange || fabs(m_yaw - m_last_sent_yaw) > 1.0){
- sendPosition(true, false);
- }
+void PlayerSAO::notifyObjectPropertiesModified()
+{
+ m_properties_sent = false;
}
-std::string LuaEntitySAO::getClientInitializationData()
+Inventory* PlayerSAO::getInventory()
{
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
- // properties
- std::ostringstream prop_os(std::ios::binary);
- m_prop->serialize(prop_os);
- os<<serializeLongString(prop_os.str());
- // return result
- return os.str();
+ return m_inventory;
+}
+const Inventory* PlayerSAO::getInventory() const
+{
+ return m_inventory;
}
-std::string LuaEntitySAO::getStaticData()
+InventoryLocation PlayerSAO::getInventoryLocation() const
{
- infostream<<__FUNCTION_NAME<<std::endl;
- std::ostringstream os(std::ios::binary);
- // version
- writeU8(os, 0);
- // name
- os<<serializeString(m_init_name);
- // state
- if(m_registered){
- lua_State *L = m_env->getLua();
- std::string state = scriptapi_luaentity_get_state(L, m_id);
- os<<serializeLongString(state);
- } else {
- os<<serializeLongString(m_init_state);
- }
- return os.str();
+ InventoryLocation loc;
+ loc.setPlayer(m_player->getName());
+ return loc;
}
-InventoryItem* LuaEntitySAO::createPickedUpItem()
+void PlayerSAO::setInventoryModified()
{
- std::istringstream is("CraftItem testobject1 1", std::ios_base::binary);
- InventoryItem *item = InventoryItem::deSerialize(is);
- return item;
+ m_inventory_not_sent = true;
}
-u16 LuaEntitySAO::punch(const std::string &toolname, v3f dir,
- const std::string &playername)
+std::string PlayerSAO::getWieldList() const
{
- return 0;
+ return "main";
}
-void LuaEntitySAO::rightClick(Player *player)
+int PlayerSAO::getWieldIndex() const
{
- if(!m_registered)
- return;
- lua_State *L = m_env->getLua();
- scriptapi_luaentity_rightclick_player(L, m_id, player->getName());
+ return m_wield_index;
}
-void LuaEntitySAO::setPos(v3f pos)
+void PlayerSAO::setWieldIndex(int i)
{
- m_base_position = pos;
- sendPosition(false, true);
+ if(i != m_wield_index)
+ {
+ m_wield_index = i;
+ m_wielded_item_not_sent = true;
+ }
}
-void LuaEntitySAO::moveTo(v3f pos, bool continuous)
+void PlayerSAO::disconnected()
{
- m_base_position = pos;
- if(!continuous)
- sendPosition(true, true);
+ m_peer_id = 0;
+ m_removed = true;
+ if(m_player->getPlayerSAO() == this)
+ {
+ m_player->setPlayerSAO(NULL);
+ m_player->peer_id = 0;
+ }
}
-void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
+std::string PlayerSAO::getPropertyPacket()
{
- 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_prop.is_visible = (true);
+ return gob_cmd_set_properties(m_prop);
+}
- float update_interval = m_env->getSendRecommendedInterval();
+bool PlayerSAO::checkMovementCheat()
+{
+ bool cheated = false;
+ if(isAttached() || m_is_singleplayer ||
+ g_settings->getBool("disable_anticheat"))
+ {
+ m_last_good_position = m_player->getPosition();
+ }
+ else
+ {
+ /*
+ 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 = m_player->movement_speed_fast;
+ player_max_speed_up = m_player->movement_speed_fast;
+ } else {
+ // Normal speed
+ player_max_speed = m_player->movement_speed_walk;
+ player_max_speed_up = m_player->movement_speed_walk;
+ }
+ // Tolerance. With the lag pool we shouldn't need it.
+ //player_max_speed *= 2.5;
+ //player_max_speed_up *= 2.5;
+
+ v3f diff = (m_player->getPosition() - m_last_good_position);
+ float d_vert = diff.Y;
+ diff.Y = 0;
+ float d_horiz = diff.getLength();
+ float required_time = d_horiz/player_max_speed;
+ if(d_vert > 0 && d_vert/player_max_speed > required_time)
+ required_time = d_vert/player_max_speed;
+ if(m_move_pool.grab(required_time)){
+ 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_moved = true;
+ cheated = true;
+ }
+ }
+ return cheated;
+}
- std::ostringstream os(std::ios::binary);
- // command (0 = update position)
- writeU8(os, 0);
+bool PlayerSAO::getCollisionBox(aabb3f *toset) {
+ //update collision box
+ *toset = m_player->getCollisionbox();
- // do_interpolate
- writeU8(os, do_interpolate);
- // pos
- writeV3F1000(os, m_base_position);
- // yaw
- writeF1000(os, m_yaw);
- // is_end_position (for interpolation)
- writeU8(os, is_movement_end);
- // update_interval (for interpolation)
- writeF1000(os, update_interval);
+ toset->MinEdge += m_base_position;
+ toset->MaxEdge += m_base_position;
- // create message and add to list
- ActiveObjectMessage aom(getId(), false, os.str());
- m_messages_out.push_back(aom);
+ return true;
}
+bool PlayerSAO::collideWithObjects(){
+ return true;
+}