1 files changed, 129 insertions, 0 deletions
diff --git a/mp/src/game/shared/hl2/hl_gamemovement.h b/mp/src/game/shared/hl2/hl_gamemovement.h
new file mode 100644
index 00000000..2141d8b7
--- /dev/null
+++ b/mp/src/game/shared/hl2/hl_gamemovement.h
@@ -0,0 +1,129 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Special handling for hl2 usable ladders
+//
+//=============================================================================//
+
+#include "gamemovement.h"
+#include "func_ladder.h"
+
+#if defined( CLIENT_DLL )
+
+#include "c_basehlplayer.h"
+#define CHL2_Player C_BaseHLPlayer
+#else
+
+#include "hl2_player.h"
+
+#endif
+
+struct LadderMove_t;
+class CInfoLadderDismount;
+
+struct NearbyDismount_t
+{
+	CInfoLadderDismount		*dismount;
+	float					distSqr;
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: HL2 specific movement code
+//-----------------------------------------------------------------------------
+class CHL2GameMovement : public CGameMovement
+{
+	typedef CGameMovement BaseClass;
+public:
+
+	CHL2GameMovement();
+
+// Overrides
+	virtual void FullLadderMove();
+	virtual bool LadderMove( void );
+	virtual bool OnLadder( trace_t &trace );
+	virtual int GetCheckInterval( IntervalType_t type );
+	virtual void	SetGroundEntity( trace_t *pm );
+	virtual bool CanAccelerate( void );
+
+private:
+
+	// See if we are pressing use near a ladder "mount" point and if so, latch us onto the ladder
+	bool		CheckLadderAutoMount( CFuncLadder *ladder, const Vector& bestOrigin );
+
+	bool		CheckLadderAutoMountCone( CFuncLadder *ladder, const Vector& bestOrigin, float maxAngleDelta, float maxDistToLadder );
+	bool		CheckLadderAutoMountEndPoint(CFuncLadder *ladder, const Vector& bestOrigin );
+
+
+	bool		LookingAtLadder( CFuncLadder *ladder );
+
+	// Are we forcing the user's position to a new spot
+	bool		IsForceMoveActive();
+	// Start forcing player position
+	void		StartForcedMove( bool mounting, float transit_speed, const Vector& goalpos, CFuncLadder *ladder );
+	// Returns false when finished
+	bool		ContinueForcedMove();
+
+	// Given a list of nearby ladders, find the best ladder and the "mount" origin
+	void		Findladder( float maxdist, CFuncLadder **ppLadder, Vector& ladderOrigin, const CFuncLadder *skipLadder );
+
+	// Debounce the +USE key
+	void		SwallowUseKey();
+
+	// Returns true if the player will auto-exit the ladder via a dismount node
+	bool		ExitLadderViaDismountNode( CFuncLadder *ladder, bool strict, bool useAlternate = false );
+	void		GetSortedDismountNodeList( const Vector &org, float radius, CFuncLadder *ladder, CUtlRBTree< NearbyDismount_t, int >& list );
+
+	LadderMove_t *GetLadderMove();
+	CHL2_Player	*GetHL2Player();
+
+	void		SetLadder( CFuncLadder *ladder );
+	CFuncLadder *GetLadder();
+};
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+inline CHL2_Player	*CHL2GameMovement::GetHL2Player()
+{
+	return static_cast< CHL2_Player * >( player );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : inline LadderMove*
+//-----------------------------------------------------------------------------
+inline LadderMove_t *CHL2GameMovement::GetLadderMove()
+{
+	CHL2_Player *p = GetHL2Player();
+	if ( !p )
+	{
+		return NULL;
+	}
+	return p->GetLadderMove();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *ladder - 
+//-----------------------------------------------------------------------------
+inline void CHL2GameMovement::SetLadder( CFuncLadder *ladder )
+{
+	CFuncLadder* oldLadder = GetLadder();
+
+	if ( !ladder && oldLadder )
+	{
+		oldLadder->PlayerGotOff( GetHL2Player() );
+	}
+
+
+	GetHL2Player()->m_HL2Local.m_hLadder.Set( ladder );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : CFuncLadder
+//-----------------------------------------------------------------------------
+inline CFuncLadder *CHL2GameMovement::GetLadder()
+{
+	return static_cast<CFuncLadder*>( static_cast<CBaseEntity *>( GetHL2Player()->m_HL2Local.m_hLadder.Get() ) );
+}