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-rw-r--r--src/content_sao.cpp175
1 files changed, 175 insertions, 0 deletions
diff --git a/src/content_sao.cpp b/src/content_sao.cpp
index c41f4ed78..0b81855c1 100644
--- a/src/content_sao.cpp
+++ b/src/content_sao.cpp
@@ -693,4 +693,179 @@ void Oerkki1SAO::doDamage(u16 d)
}
}
+/*
+ FireflySAO
+*/
+
+// Prototype
+FireflySAO proto_FireflySAO(NULL, 0, v3f(0,0,0));
+FireflySAO::FireflySAO(ServerEnvironment *env, u16 id, v3f pos):
+ ServerActiveObject(env, id, pos),
+ m_is_active(false),
+ m_speed_f(0,0,0)
+{
+ ServerActiveObject::registerType(getType(), create);
+
+ m_oldpos = v3f(0,0,0);
+ m_last_sent_position = v3f(0,0,0);
+ m_yaw = 0;
+ m_counter1 = 0;
+ m_counter2 = 0;
+ m_age = 0;
+ m_touching_ground = false;
+}
+
+ServerActiveObject* FireflySAO::create(ServerEnvironment *env, u16 id, v3f pos,
+ const std::string &data)
+{
+ std::istringstream is(data, std::ios::binary);
+ char buf[1];
+ // read version
+ is.read(buf, 1);
+ u8 version = buf[0];
+ // check if version is supported
+ if(version != 0)
+ return NULL;
+ return new FireflySAO(env, id, pos);
+}
+
+void FireflySAO::step(float dtime, bool send_recommended)
+{
+ assert(m_env);
+
+ if(m_is_active == false)
+ {
+ if(m_inactive_interval.step(dtime, 0.5)==false)
+ return;
+ }
+
+ /*
+ 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;
+ }
+ }
+
+ 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;
+ }
+ }
+
+ {
+ 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);
+
+ if(send_recommended == false)
+ return;
+
+ if(pos_f.getDistanceFrom(m_last_sent_position) > 0.05*BS)
+ {
+ 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);
+ // yaw
+ writeF1000(os, m_yaw);
+ // create message and add to list
+ ActiveObjectMessage aom(getId(), false, os.str());
+ m_messages_out.push_back(aom);
+ }
+}
+
+std::string FireflySAO::getClientInitializationData()
+{
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 0);
+ // pos
+ writeV3F1000(os, m_base_position);
+ return os.str();
+}
+
+std::string FireflySAO::getStaticData()
+{
+ //dstream<<__FUNCTION_NAME<<std::endl;
+ std::ostringstream os(std::ios::binary);
+ // version
+ writeU8(os, 0);
+ return os.str();
+}
+
+InventoryItem* FireflySAO::createPickedUpItem()
+{
+ std::istringstream is("CraftItem firefly 1", std::ios_base::binary);
+ InventoryItem *item = InventoryItem::deSerialize(is);
+ return item;
+}