Send Position packet on event, don't check it at each AsyncRunStep.

* This permit to cleanup the player checking loop

src/content_sao.cpp

@@ -29,6 +29,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "tool.h" // For ToolCapabilities
 #include "gamedef.h"
 #include "player.h"
+#include "server.h"
 #include "scripting_game.h"
 #include "genericobject.h"
 #include "log.h"
@@ -716,7 +717,6 @@ PlayerSAO::PlayerSAO(ServerEnvironment *env_, Player *player_, u16 peer_id_,
 	m_attachment_parent_id(0),
 	m_attachment_sent(false),
 	// public
-	m_moved(false),
 	m_physics_override_speed(1),
 	m_physics_override_jump(1),
 	m_physics_override_gravity(1),
@@ -867,7 +867,7 @@ void PlayerSAO::step(float dtime, bool send_recommended)
 		m_attachment_position = v3f(0,0,0);
 		m_attachment_rotation = v3f(0,0,0);
 		m_player->setPosition(m_last_good_position);
-		m_moved = true;
+		((Server*)m_env->getGameDef())->SendMovePlayer(m_peer_id);
 	}
 
 	//dstream<<"PlayerSAO::step: dtime: "<<dtime<<std::endl;
@@ -982,8 +982,7 @@ void PlayerSAO::setPos(v3f pos)
 	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;
+	((Server*)m_env->getGameDef())->SendMovePlayer(m_peer_id);
 }
 
 void PlayerSAO::moveTo(v3f pos, bool continuous)
@@ -993,22 +992,19 @@ void PlayerSAO::moveTo(v3f pos, bool continuous)
 	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;
+	((Server*)m_env->getGameDef())->SendMovePlayer(m_peer_id);
 }
 
 void PlayerSAO::setYaw(float yaw)
 {
 	m_player->setYaw(yaw);
-	// Force change on client
-	m_moved = true;
+	((Server*)m_env->getGameDef())->SendMovePlayer(m_peer_id);
 }
 
 void PlayerSAO::setPitch(float pitch)
 {
 	m_player->setPitch(pitch);
-	// Force change on client
-	m_moved = true;
+	((Server*)m_env->getGameDef())->SendMovePlayer(m_peer_id);
 }
 
 int PlayerSAO::punch(v3f dir,
@@ -1241,7 +1237,6 @@ bool PlayerSAO::checkMovementCheat()
 					<<" moved too fast; resetting position"
 					<<std::endl;
 			m_player->setPosition(m_last_good_position);
-			m_moved = true;
 			cheated = true;
 		}
 	}

src/content_sao.h

@@ -314,9 +314,6 @@ private:
 	bool m_attachment_sent;
 
 public:
-	// Some flags used by Server
-	bool m_moved;
-
 	float m_physics_override_speed;
 	float m_physics_override_jump;
 	float m_physics_override_gravity;

src/network/packethandlers/server.cpp

@@ -579,10 +579,10 @@ void Server::handleCommand_PlayerPos(NetworkPacket* pkt)
 	player->control.LMB = (keyPressed & 128);
 	player->control.RMB = (keyPressed & 256);
 
-	bool cheated = playersao->checkMovementCheat();
-	if (cheated) {
+	if (playersao->checkMovementCheat()) {
 		// Call callbacks
 		m_script->on_cheat(playersao, "moved_too_fast");
+		SendMovePlayer(pkt->getPeerId());
 	}
 }
 

src/server.cpp

@@ -581,32 +581,6 @@ void Server::AsyncRunStep(bool initial_step)
 		Do background stuff
 	*/
 
-	/*
-		Handle players
-	*/
-	{
-		JMutexAutoLock lock(m_env_mutex);
-
-		std::list<u16> clientids = m_clients.getClientIDs();
-
-		ScopeProfiler sp(g_profiler, "Server: handle players");
-
-		for(std::list<u16>::iterator
-			i = clientids.begin();
-			i != clientids.end(); ++i)
-		{
-			PlayerSAO *playersao = getPlayerSAO(*i);
-			if(playersao == NULL)
-				continue;
-
-
-			if(playersao->m_moved) {
-				SendMovePlayer(*i);
-				playersao->m_moved = false;
-			}
-		}
-	}
-
 	/* Transform liquids */
 	m_liquid_transform_timer += dtime;
 	if(m_liquid_transform_timer >= m_liquid_transform_every)
@@ -2590,6 +2564,7 @@ void Server::RespawnPlayer(u16 peer_id)
 	bool repositioned = m_script->on_respawnplayer(playersao);
 	if(!repositioned){
 		v3f pos = findSpawnPos(m_env->getServerMap());
+		// setPos will send the new position to client
 		playersao->setPos(pos);
 	}
 }

src/server.h

@@ -374,9 +374,8 @@ public:
 
 	void SendPlayerHPOrDie(u16 peer_id, bool die) { die ? DiePlayer(peer_id) : SendPlayerHP(peer_id); }
 	void SendPlayerBreath(u16 peer_id);
-
-	// Envlock and conlock should be locked when calling these
 	void SendInventory(u16 peer_id);
+	void SendMovePlayer(u16 peer_id);
 
 	// Bind address
 	Address m_bind_addr;
@@ -402,7 +401,6 @@ private:
 	void SendTimeOfDay(u16 peer_id, u16 time, f32 time_speed);
 	void SendPlayerHP(u16 peer_id);
 
-	void SendMovePlayer(u16 peer_id);
 	void SendLocalPlayerAnimations(u16 peer_id, v2s32 animation_frames[4], f32 animation_speed);
 	void SendEyeOffset(u16 peer_id, v3f first, v3f third);
 	void SendPlayerPrivileges(u16 peer_id);