Implemented proper player crouching.

Fixes FS #365

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1553 0a769ca7-a7f5-676a-18bf-c427514a06d6

source/Chunk.cpp

@@ -2592,7 +2592,7 @@ void cChunk::BroadcastEntityStatus(const cEntity & a_Entity, char a_Status, cons
 
 
 
-void cChunk::BroadcastMetadata(const cPawn & a_Pawn, const cClientHandle * a_Exclude)
+void cChunk::BroadcastMetadata(const cEntity & a_Entity, const cClientHandle * a_Exclude)
 {
 	for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
 	{
@@ -2600,7 +2600,7 @@ void cChunk::BroadcastMetadata(const cPawn & a_Pawn, const cClientHandle * a_Exc
 		{
 			continue;
 		}
-		(*itr)->SendMetadata(a_Pawn);
+		(*itr)->SendMetadata(a_Entity);
 	}  // for itr - LoadedByClient[]
 }
 

source/Chunk.h

@@ -241,7 +241,7 @@ public:
 	void BroadcastBlockAction        (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType, const cClientHandle * a_Exclude = NULL);
 	void BroadcastDestroyEntity      (const cEntity & a_Entity, const cClientHandle * a_Exclude = NULL);
 	void BroadcastEntityStatus       (const cEntity & a_Entity, char a_Status, const cClientHandle * a_Exclude = NULL);
-	void BroadcastMetadata           (const cPawn & a_Pawn, const cClientHandle * a_Exclude = NULL);
+	void BroadcastMetadata           (const cEntity & a_Entity, const cClientHandle * a_Exclude = NULL);
 	void BroadcastSpawn              (cEntity & a_Entity, const cClientHandle * a_Exclude = NULL);
 	void BroadcastBlockEntity        (int a_BlockX, int a_BlockY, int a_BlockZ, const cClientHandle * a_Exclude = NULL);
 	void BroadcastCollectPickup      (const cPickup & a_Pickup, const cPlayer & a_Player, const cClientHandle * a_Exclude = NULL);

source/ClientHandle.cpp

@@ -1170,9 +1170,23 @@ void cClientHandle::HandleEntityAction(int a_EntityID, char a_ActionID)
 		return;
 	}
 
-	if( a_ActionID == 3 ) // Leave bed
+	switch (a_ActionID)
 	{
-		m_Player->GetWorld()->BroadcastPlayerAnimation( *m_Player, 3 );
+		case 1:  // crouch
+		{
+			m_Player->SetCrouch(true);
+			break;
+		}
+		case 2:  // uncrouch
+		{
+			m_Player->SetCrouch(false);
+			break;
+		}
+		case 3:  // Leave bed
+		{
+			m_Player->GetWorld()->BroadcastPlayerAnimation(*m_Player, 3);
+			break;
+		}
 	}
 }
 
@@ -1560,9 +1574,9 @@ void cClientHandle::SendExplosion(double a_BlockX, double a_BlockY, double a_Blo
 
 
 
-void cClientHandle::SendMetadata(const cPawn & a_Pawn)
+void cClientHandle::SendMetadata(const cEntity & a_Entity)
 {
-	m_Protocol->SendMetadata(a_Pawn);
+	m_Protocol->SendMetadata(a_Entity);
 }
 
 

source/ClientHandle.h

@@ -103,7 +103,7 @@ public:
 	void SendHealth             (void);
 	void SendInventoryProgress  (char a_WindowID, short a_Progressbar, short a_Value);
 	void SendInventorySlot      (char a_WindowID, short a_SlotNum, const cItem & a_Item);
-	void SendMetadata           (const cPawn & a_Entity);
+	void SendMetadata           (const cEntity & a_Entity);
 	void SendPickupSpawn        (const cPickup & a_Pickup);
 	void SendPlayerAnimation    (const cPlayer & a_Player, char a_Animation);
 	void SendPlayerListItem     (const cPlayer & a_Player, bool a_IsOnline);

source/Player.cpp

@@ -50,6 +50,7 @@ cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName)
 	, m_ClientHandle( a_Client )
 	, m_FoodExhaustionLevel(0.f)
 	, m_FoodTickTimer(0)
+	, m_IsCrouched(false)
 {
 	LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d", 
 		a_PlayerName.c_str(), a_Client->GetIPString().c_str(),
@@ -355,6 +356,23 @@ const cSlotNums & cPlayer::GetInventoryPaintSlots(void) const
 
 
 
+void cPlayer::SetCrouch(bool a_IsCrouched)
+{
+	// Set the crouch status, broadcast to all visible players
+	
+	if (a_IsCrouched == m_IsCrouched)
+	{
+		// No change
+		return;
+	}
+	m_IsCrouched = a_IsCrouched;
+	m_World->BroadcastMetadata(*this);
+}
+
+
+
+
+
 void cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
 	if (m_GameMode == eGameMode_Creative)

source/Player.h

@@ -170,6 +170,12 @@ public:
 	
 	/// Returns the list of slots currently stored for inventory painting. To be used by cWindow only
 	const cSlotNums & GetInventoryPaintSlots(void) const;
+	
+	/// Sets the crouch status, broadcasts to all visible players
+	void SetCrouch(bool a_IsCrouched);
+	
+	// cEntity overrides:
+	virtual bool IsCrouched(void) const { return m_IsCrouched; }
 
 protected:
 	typedef std::map< std::string, bool > PermissionMap;
@@ -219,6 +225,8 @@ protected:
 	cClientHandle * m_ClientHandle;
 	
 	cSlotNums m_InventoryPaintSlots;
+	
+	bool m_IsCrouched;
 
 
 	virtual void Destroyed(void);