Merge pull request #191 from timgame/DDRace64

added /r, /rescue: teleport yourself out of freeze

src/game/server/ddracechat.cpp

@@ -1222,7 +1222,29 @@ void CGameContext::ConSetTimerType(IConsole::IResult *pResult, void *pUserData)
 	}
 	pSelf->Console()->Print(IConsole::OUTPUT_LEVEL_STANDARD,"timer",aBuf);
 }
-void CGameContext::ConProtectedKill(IConsole::IResult *pResult, void *pUserData){
+
+void CGameContext::ConRescue(IConsole::IResult *pResult, void *pUserData)
+{
+	CGameContext *pSelf = (CGameContext *) pUserData;
+	if (!CheckClientID(pResult->m_ClientID))
+		return;
+	CPlayer *pPlayer = pSelf->m_apPlayers[pResult->m_ClientID];
+	if (!pPlayer)
+		return;
+	CCharacter* pChr = pPlayer->GetCharacter();
+	if (!pChr)
+		return;
+
+	if (!g_Config.m_SvAllowRescue) {
+		pSelf->SendChatTarget(pPlayer->GetCID(), "Rescue is not enabled on this server");
+		return;
+	}
+
+	pChr->Rescue();
+}
+
+void CGameContext::ConProtectedKill(IConsole::IResult *pResult, void *pUserData)
+{
 	CGameContext *pSelf = (CGameContext *) pUserData;
 	if (!CheckClientID(pResult->m_ClientID))
 		return;

src/game/server/ddracechat.h

@@ -41,6 +41,8 @@ CHAT_COMMAND("saytime", "?r", CFGFLAG_CHAT|CFGFLAG_SERVER, ConSayTime, this, "Pr
 CHAT_COMMAND("saytimeall", "", CFGFLAG_CHAT|CFGFLAG_SERVER, ConSayTimeAll, this, "Publicly messages everyone your current time in this current running race")
 CHAT_COMMAND("time", "", CFGFLAG_CHAT|CFGFLAG_SERVER, ConTime, this, "Privately shows you your current time in this current running race in the broadcast message")
 CHAT_COMMAND("timer", "?s", CFGFLAG_CHAT|CFGFLAG_SERVER, ConSetTimerType, this, "Personal Setting of showing time in either broadcast or game/round timer, timer s, where s = broadcast for broadcast, gametimer for game/round timer, cycle for cycle, both for both, none for no timer and nothing to show current status")
+CHAT_COMMAND("r", "", CFGFLAG_CHAT|CFGFLAG_SERVER, ConRescue, this, "Teleport yourself out of freeze (use sv_allow_rescue 1 to enable this feature)")
+CHAT_COMMAND("rescue", "", CFGFLAG_CHAT|CFGFLAG_SERVER, ConRescue, this, "Teleport yourself out of freeze (use sv_allow_rescue 1 to enable this feature)")
 
 CHAT_COMMAND("kill", "", CFGFLAG_CHAT|CFGFLAG_SERVER, ConProtectedKill, this, "Kill yourself")
 

src/game/server/entities/character.cpp

@@ -114,6 +114,17 @@ bool CCharacter::IsGrounded()
 		return true;
 	if(GameServer()->Collision()->CheckPoint(m_Pos.x-m_ProximityRadius/2, m_Pos.y+m_ProximityRadius/2+5))
 		return true;
+
+	int index = GameServer()->Collision()->GetPureMapIndex(vec2(m_Pos.x, m_Pos.y+m_ProximityRadius/2+4));
+	int tile = GameServer()->Collision()->GetTileIndex(index);
+	int flags = GameServer()->Collision()->GetTileFlags(index);
+	if(tile == TILE_STOPA || (tile == TILE_STOP && flags == ROTATION_0) || (tile ==TILE_STOPS && (flags == ROTATION_0 || flags == ROTATION_180)))
+		return true;
+	tile = GameServer()->Collision()->GetFTileIndex(index);
+	flags = GameServer()->Collision()->GetFTileFlags(index);
+	if(tile == TILE_STOPA || (tile == TILE_STOP && flags == ROTATION_0) || (tile ==TILE_STOPS && (flags == ROTATION_0 || flags == ROTATION_180)))
+		return true;
+
 	return false;
 }
 
@@ -1994,6 +2005,17 @@ void CCharacter::DDRaceTick()
 	
 	HandleTuneLayer(); // need this before coretick
 
+	// look for save position for rescue feature
+	if(g_Config.m_SvAllowRescue) {
+		int index = GameServer()->Collision()->GetPureMapIndex(m_Pos);
+		int tile = GameServer()->Collision()->GetTileIndex(index);
+		int ftile = GameServer()->Collision()->GetFTileIndex(index);
+		if(IsGrounded() && tile != TILE_FREEZE && tile != TILE_DFREEZE && ftile != TILE_FREEZE && ftile != TILE_DFREEZE) {
+			m_PrevSavePos = m_Pos;
+			m_SetSavePos = true;
+		}
+	}
+
 	m_Core.m_Id = GetPlayer()->GetCID();
 }
 
@@ -2127,6 +2149,7 @@ void CCharacter::DDRaceInit()
 	m_Paused = false;
 	m_DDRaceState = DDRACE_NONE;
 	m_PrevPos = m_Pos;
+	m_SetSavePos = false;
 	m_LastBroadcast = 0;
 	m_TeamBeforeSuper = 0;
 	m_Core.m_Id = GetPlayer()->GetCID();
@@ -2162,3 +2185,22 @@ void CCharacter::DDRaceInit()
 		}
 	}
 }
+
+void CCharacter::Rescue()
+{
+	if (m_SetSavePos && !m_Super && !m_DeepFreeze && IsGrounded() && m_Pos == m_PrevPos) {
+		int index = GameServer()->Collision()->GetPureMapIndex(m_Pos);
+		if (GameServer()->Collision()->GetTileIndex(index) == TILE_FREEZE || GameServer()->Collision()->GetFTileIndex(index) == TILE_FREEZE) {
+			m_Core.m_Pos = m_PrevSavePos;
+			m_Pos = m_PrevSavePos;
+			m_PrevPos = m_PrevSavePos;
+			m_Core.m_Vel = vec2(0, 0);
+			m_Core.m_HookedPlayer = -1;
+			m_Core.m_HookState = HOOK_RETRACTED;
+			m_Core.m_TriggeredEvents |= COREEVENT_HOOK_RETRACT;
+			GameWorld()->ReleaseHooked(GetPlayer()->GetCID());
+			m_Core.m_HookPos = m_Core.m_Pos;
+			UnFreeze();
+		}
+	}
+}

src/game/server/entities/character.h

@@ -79,6 +79,8 @@ public:
 
 	void SetEmote(int Emote, int Tick);
 
+	void Rescue();
+
 	int NeededFaketuning() {return m_NeededFaketuning;}
 	bool IsAlive() const { return m_Alive; }
 	bool IsPaused() const { return m_Paused; }
@@ -165,6 +167,10 @@ private:
 	void HandleBroadcast();
 	void HandleTuneLayer();
 	void SendZoneMsgs();
+
+	bool m_SetSavePos;
+	vec2 m_PrevSavePos;
+
 public:
 	CGameTeams* Teams();
 	void Pause(bool Pause);

src/game/server/gamecontext.h

@@ -301,6 +301,7 @@ private:
 	static void ConSayTimeAll(IConsole::IResult *pResult, void *pUserData);
 	static void ConTime(IConsole::IResult *pResult, void *pUserData);
 	static void ConSetTimerType(IConsole::IResult *pResult, void *pUserData);
+	static void ConRescue(IConsole::IResult *pResult, void *pUserData);
 	static void ConProtectedKill(IConsole::IResult *pResult, void *pUserData);
 
 

src/game/variables.h

@@ -142,6 +142,8 @@ MACRO_CONFIG_STR(SvServerType, sv_server_type, 64, "none", CFGFLAG_SERVER, "Type
 
 MACRO_CONFIG_INT(SvSendVotesPerTick, sv_send_votes_per_tick, 5, 1, 15, CFGFLAG_SERVER, "Number of vote options being send per tick")
 
+MACRO_CONFIG_INT(SvAllowRescue, sv_allow_rescue, 0, 0, 1, CFGFLAG_SERVER, "Allow /rescue command so players can teleport themselves out of freeze");
+
 // debug
 #ifdef CONF_DEBUG // this one can crash the server if not used correctly
 	MACRO_CONFIG_INT(DbgDummies, dbg_dummies, 0, 0, 15, CFGFLAG_SERVER, "")