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Diffstat (limited to 'src/content_sao.cpp')
| -rw-r--r-- | src/content_sao.cpp | 1534 |
1 files changed, 0 insertions, 1534 deletions
diff --git a/src/content_sao.cpp b/src/content_sao.cpp deleted file mode 100644 index 9b4ae6100..000000000 --- a/src/content_sao.cpp +++ /dev/null @@ -1,1534 +0,0 @@ -/* -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 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 Lesser General Public License for more details. - -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 "scripting_game.h" -#include "genericobject.h" -#include "util/serialize.h" -#include "util/mathconstants.h" - -std::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types; - -/* - DummyLoadSAO -*/ - -class DummyLoadSAO : public ServerActiveObject -{ -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); - } - - void step(float dtime, bool send_recommended) - { - m_removed = true; - infostream<<"DummyLoadSAO step"<<std::endl; - } - - bool getCollisionBox(aabb3f *toset) { - return false; - } - - 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); - -/* - TestSAO -*/ - -class TestSAO : public ServerActiveObject -{ -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; - - 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); - } - } - - bool getCollisionBox(aabb3f *toset) { - return false; - } - - bool collideWithObjects() { - return false; - } - -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 -{ -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) - { - 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); - } - - 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 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; - 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); - } - } - - 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(); - } - - 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(); - } - - 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(); - } - } - - 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; - } - - bool getCollisionBox(aabb3f *toset) { - return false; - } - - bool collideWithObjects() { - return false; - } - -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); -} - -/* - LuaEntitySAO -*/ - -// 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), - 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() -{ - if(m_registered){ - m_env->getScriptIface()->luaentity_Remove(m_id); - } -} - -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* LuaEntitySAO::create(ServerEnvironment *env, v3f pos, - const std::string &data) -{ - std::string name; - std::string state; - s16 hp = 1; - v3f velocity; - float yaw = 0; - if(data != ""){ - std::istringstream is(data, std::ios::binary); - // read version - u8 version = readU8(is); - // check if version is supported - if(version == 0){ - name = deSerializeString(is); - state = deSerializeLongString(is); - } - else if(version == 1){ - name = deSerializeString(is); - state = deSerializeLongString(is); - hp = readS16(is); - velocity = readV3F1000(is); - yaw = readF1000(is); - } - } - // create object - infostream<<"LuaEntitySAO::create(name=\""<<name<<"\" state=\"" - <<state<<"\")"<<std::endl; - LuaEntitySAO *sao = new LuaEntitySAO(env, pos, name, state); - sao->m_hp = hp; - sao->m_velocity = velocity; - sao->m_yaw = yaw; - return sao; -} - -bool LuaEntitySAO::isAttached() -{ - 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; -} - -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 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); - sendPosition(false, true); - } - - m_last_sent_position_timer += 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_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; - } - - if(m_prop.automatic_face_movement_dir){ - m_yaw = atan2(m_velocity.Z,m_velocity.X) * 180 / M_PI; - } - } - - if(m_registered){ - m_env->getScriptIface()->luaentity_Step(m_id, dtime); - } - - if(send_recommended == false) - return; - - if(!isAttached()) - { - // 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(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); - } - - 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(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) - { - 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 - { - 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 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(); -} - -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; - - 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) - { - 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; - } - - m_env->getScriptIface()->luaentity_Punch(m_id, puncher, - time_from_last_punch, toolcap, dir); - - return result.wear; -} - -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); -} - -void LuaEntitySAO::setPos(v3f pos) -{ - if(isAttached()) - return; - m_base_position = pos; - sendPosition(false, true); -} - -void LuaEntitySAO::moveTo(v3f pos, bool continuous) -{ - if(isAttached()) - return; - m_base_position = pos; - if(!continuous) - sendPosition(true, true); -} - -float LuaEntitySAO::getMinimumSavedMovement() -{ - return 0.1 * BS; -} - -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(); -} - -void LuaEntitySAO::setHP(s16 hp) -{ - if(hp < 0) hp = 0; - m_hp = hp; -} - -s16 LuaEntitySAO::getHP() const -{ - return m_hp; -} - -void LuaEntitySAO::setArmorGroups(const ItemGroupList &armor_groups) -{ - m_armor_groups = armor_groups; - m_armor_groups_sent = false; -} - -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; -} - -void LuaEntitySAO::setBonePosition(std::string bone, v3f position, v3f rotation) -{ - m_bone_position[bone] = core::vector2d<v3f>(position, rotation); - m_bone_position_sent = 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; -} - -ObjectProperties* LuaEntitySAO::accessObjectProperties() -{ - return &m_prop; -} - -void LuaEntitySAO::notifyObjectPropertiesModified() -{ - m_properties_sent = false; -} - -void LuaEntitySAO::setVelocity(v3f velocity) -{ - m_velocity = velocity; -} - -v3f LuaEntitySAO::getVelocity() -{ - return m_velocity; -} - -void LuaEntitySAO::setAcceleration(v3f acceleration) -{ - m_acceleration = acceleration; -} - -v3f LuaEntitySAO::getAcceleration() -{ - return m_acceleration; -} - -void LuaEntitySAO::setYaw(float yaw) -{ - m_yaw = yaw; -} - -float LuaEntitySAO::getYaw() -{ - return m_yaw; -} - -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); -} - -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 LuaEntitySAO::getName() -{ - return m_init_name; -} - -std::string LuaEntitySAO::getPropertyPacket() -{ - return gob_cmd_set_properties(m_prop); -} - -void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end) -{ - // 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; -} - -/* - 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_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; -} - -PlayerSAO::~PlayerSAO() -{ - if(m_inventory != &m_player->inventory) - delete m_inventory; - -} - -std::string PlayerSAO::getDescription() -{ - return std::string("player ") + m_player->getName(); -} - -// Called after id has been set and has been inserted in environment -void PlayerSAO::addedToEnvironment(u32 dtime_s) -{ - 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(); -} - -// Called before removing from environment -void PlayerSAO::removingFromEnvironment() -{ - ServerActiveObject::removingFromEnvironment(); - if(m_player->getPlayerSAO() == this) - { - m_player->setPlayerSAO(NULL); - m_player->peer_id = 0; - } -} - -bool PlayerSAO::isStaticAllowed() const -{ - return false; -} - -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); - - 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(); -} - -std::string PlayerSAO::getStaticData() -{ - assert(0); - return ""; -} - -bool PlayerSAO::isAttached() -{ - 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; -} - -void PlayerSAO::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 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; - } - - //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); - } - - if(send_recommended == false) - return; - - // 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); - } - - 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(), true, str); - m_messages_out.push_back(aom); - } - - 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_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(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); - } -} - -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; -} - -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; -} - -void PlayerSAO::setYaw(float yaw) -{ - m_player->setYaw(yaw); - // Force change on client - m_moved = true; -} - -void PlayerSAO::setPitch(float pitch) -{ - m_player->setPitch(pitch); - // Force change on client - m_moved = true; -} - -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; - } - } - - HitParams hitparams = getHitParams(m_armor_groups, toolcap, - time_from_last_punch); - - std::string punchername = "nil"; - - if ( puncher != 0 ) - punchername = puncher->getDescription(); - - actionstream<<"Player "<<m_player->getName()<<" punched by " - <<punchername<<", damage "<<hitparams.hp - <<" HP"<<std::endl; - - setHP(getHP() - hitparams.hp); - - return hitparams.wear; -} - -void PlayerSAO::rightClick(ServerActiveObject *clicker) -{ -} - -s16 PlayerSAO::getHP() const -{ - return m_player->hp; -} - -s16 PlayerSAO::readDamage() -{ - s16 damage = m_damage; - m_damage = 0; - return damage; -} - -void PlayerSAO::setHP(s16 hp) -{ - s16 oldhp = m_player->hp; - - if(hp < 0) - hp = 0; - else if(hp > PLAYER_MAX_HP) - hp = PLAYER_MAX_HP; - - if(hp < oldhp && g_settings->getBool("enable_damage") == false) - { - m_hp_not_sent = true; // fix wrong prediction on client - return; - } - - m_player->hp = hp; - - if(hp != oldhp) { - m_hp_not_sent = true; - if(oldhp > hp) - m_damage += oldhp - hp; - } - - // Update properties on death - if((hp == 0) != (oldhp == 0)) - m_properties_sent = false; -} - -u16 PlayerSAO::getBreath() const -{ - return m_player->getBreath(); -} - -void PlayerSAO::setBreath(u16 breath) -{ - m_player->setBreath(breath); -} - -void PlayerSAO::setArmorGroups(const ItemGroupList &armor_groups) -{ - m_armor_groups = armor_groups; - m_armor_groups_sent = false; -} - -void PlayerSAO::setAnimation(v2f frame_range, float frame_speed, float frame_blend) -{ - // 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 PlayerSAO::setBonePosition(std::string bone, v3f position, v3f rotation) -{ - // store these so they can be updated to clients - m_bone_position[bone] = core::vector2d<v3f>(position, rotation); - m_bone_position_sent = false; -} - -void PlayerSAO::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; -} - -ObjectProperties* PlayerSAO::accessObjectProperties() -{ - return &m_prop; -} - -void PlayerSAO::notifyObjectPropertiesModified() -{ - m_properties_sent = false; -} - -Inventory* PlayerSAO::getInventory() -{ - return m_inventory; -} -const Inventory* PlayerSAO::getInventory() const -{ - return m_inventory; -} - -InventoryLocation PlayerSAO::getInventoryLocation() const -{ - InventoryLocation loc; - loc.setPlayer(m_player->getName()); - return loc; -} - -void PlayerSAO::setInventoryModified() -{ - m_inventory_not_sent = true; -} - -std::string PlayerSAO::getWieldList() const -{ - return "main"; -} - -int PlayerSAO::getWieldIndex() const -{ - 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 = (true); - return gob_cmd_set_properties(m_prop); -} - -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; -} - -bool PlayerSAO::getCollisionBox(aabb3f *toset) { - //update collision box - *toset = m_player->getCollisionbox(); - - toset->MinEdge += m_base_position; - toset->MaxEdge += m_base_position; - - return true; -} - -bool PlayerSAO::collideWithObjects(){ - return true; -} - |