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game/client/hl2/c_vehicle_prisoner_pod.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#include "cbase.h"
+#include "hud.h"		
+#include "c_physicsprop.h"		
+#include "iclientvehicle.h"
+#include <vgui_controls/Controls.h>
+#include <Color.h>
+#include "vehicle_viewblend_shared.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+extern float RemapAngleRange( float startInterval, float endInterval, float value );
+
+
+#define ROLL_CURVE_ZERO		5		// roll less than this is clamped to zero
+#define ROLL_CURVE_LINEAR	45		// roll greater than this is copied out
+
+#define PITCH_CURVE_ZERO		10	// pitch less than this is clamped to zero
+#define PITCH_CURVE_LINEAR		45	// pitch greater than this is copied out
+									// spline in between
+
+#define POD_VIEW_FOV		90
+#define POD_VIEW_YAW_MIN	-60
+#define POD_VIEW_YAW_MAX	60
+#define POD_VIEW_PITCH_MIN	-90
+#define POD_VIEW_PITCH_MAX	38		// Don't let players look down and see that the pod is empty
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class C_PropVehiclePrisonerPod : public C_PhysicsProp, public IClientVehicle
+{
+	DECLARE_CLASS( C_PropVehiclePrisonerPod, C_PhysicsProp );
+
+public:
+
+	DECLARE_CLIENTCLASS();
+	DECLARE_DATADESC();
+
+	C_PropVehiclePrisonerPod();
+	
+	void PreDataUpdate( DataUpdateType_t updateType );
+	void PostDataUpdate( DataUpdateType_t updateType );
+
+public:
+
+	// IClientVehicle overrides.
+	virtual void GetVehicleViewPosition( int nRole, Vector *pOrigin, QAngle *pAngles, float *pFOV = NULL );
+	virtual void GetVehicleFOV( float &flFOV )
+	{
+		flFOV = m_flFOV;
+	}
+	virtual void DrawHudElements();
+	virtual bool IsPassengerUsingStandardWeapons( int nRole = VEHICLE_ROLE_DRIVER ) { return false; }
+	virtual void UpdateViewAngles( C_BasePlayer *pLocalPlayer, CUserCmd *pCmd );
+	virtual C_BaseCombatCharacter* GetPassenger( int nRole );
+	virtual int	GetPassengerRole( C_BaseCombatCharacter *pEnt );
+	virtual void GetVehicleClipPlanes( float &flZNear, float &flZFar ) const;
+	virtual int GetPrimaryAmmoType() const { return -1; }
+	virtual int GetPrimaryAmmoCount() const { return -1; }
+	virtual int GetPrimaryAmmoClip() const  { return -1; }
+	virtual bool PrimaryAmmoUsesClips() const { return false; }
+	virtual int GetJoystickResponseCurve() const { return 0; }
+
+public:
+
+	// C_BaseEntity overrides.
+	virtual IClientVehicle*	GetClientVehicle() { return this; }
+	virtual C_BaseEntity	*GetVehicleEnt() { return this; }
+	virtual void SetupMove( C_BasePlayer *player, CUserCmd *ucmd, IMoveHelper *pHelper, CMoveData *move ) {}
+	virtual void ProcessMovement( C_BasePlayer *pPlayer, CMoveData *pMoveData ) {}
+	virtual void FinishMove( C_BasePlayer *player, CUserCmd *ucmd, CMoveData *move ) {}
+	virtual bool IsPredicted() const { return false; }
+	virtual void ItemPostFrame( C_BasePlayer *pPlayer ) {}
+	virtual bool IsSelfAnimating() { return false; };
+
+private:
+
+	CHandle<C_BasePlayer>	m_hPlayer;
+	CHandle<C_BasePlayer>	m_hPrevPlayer;
+
+	bool					m_bEnterAnimOn;
+	bool					m_bExitAnimOn;
+	Vector					m_vecEyeExitEndpoint;
+	float					m_flFOV;				// The current FOV (changes during entry/exit anims).
+
+	ViewSmoothingData_t		m_ViewSmoothingData;
+};
+
+
+IMPLEMENT_CLIENTCLASS_DT(C_PropVehiclePrisonerPod, DT_PropVehiclePrisonerPod, CPropVehiclePrisonerPod)
+	RecvPropEHandle( RECVINFO(m_hPlayer) ),
+	RecvPropBool( RECVINFO( m_bEnterAnimOn ) ),
+	RecvPropBool( RECVINFO( m_bExitAnimOn ) ),
+	RecvPropVector( RECVINFO( m_vecEyeExitEndpoint ) ),
+END_RECV_TABLE()
+
+
+BEGIN_DATADESC( C_PropVehiclePrisonerPod )
+	DEFINE_EMBEDDED( m_ViewSmoothingData ),
+END_DATADESC()
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_PropVehiclePrisonerPod::C_PropVehiclePrisonerPod( void )
+{
+	memset( &m_ViewSmoothingData, 0, sizeof( m_ViewSmoothingData ) );
+
+	m_ViewSmoothingData.pVehicle = this;
+	m_ViewSmoothingData.bClampEyeAngles = true;
+	m_ViewSmoothingData.flPitchCurveZero = PITCH_CURVE_ZERO;
+	m_ViewSmoothingData.flPitchCurveLinear = PITCH_CURVE_LINEAR;
+	m_ViewSmoothingData.flRollCurveZero = ROLL_CURVE_ZERO;
+	m_ViewSmoothingData.flRollCurveLinear = ROLL_CURVE_LINEAR;
+	m_ViewSmoothingData.flFOV = POD_VIEW_FOV;
+
+	m_flFOV = 0;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : updateType - 
+//-----------------------------------------------------------------------------
+void C_PropVehiclePrisonerPod::PreDataUpdate( DataUpdateType_t updateType )
+{
+	BaseClass::PreDataUpdate( updateType );
+
+	m_hPrevPlayer = m_hPlayer;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_PropVehiclePrisonerPod::PostDataUpdate( DataUpdateType_t updateType )
+{
+	BaseClass::PostDataUpdate( updateType );
+
+	if ( !m_hPlayer && m_hPrevPlayer )
+	{
+		// They have just exited the vehicle.
+		// Sometimes we never reach the end of our exit anim, such as if the
+		// animation doesn't have fadeout 0 specified in the QC, so we fail to
+		// catch it in VehicleViewSmoothing. Catch it here instead.
+		m_ViewSmoothingData.bWasRunningAnim = false;
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_BaseCombatCharacter *C_PropVehiclePrisonerPod::GetPassenger( int nRole )
+{
+	if ( nRole == VEHICLE_ROLE_DRIVER )
+		return m_hPlayer.Get();
+
+	return NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Returns the role of the passenger
+//-----------------------------------------------------------------------------
+int	C_PropVehiclePrisonerPod::GetPassengerRole( C_BaseCombatCharacter *pPassenger )
+{
+	if ( m_hPlayer.Get() == pPassenger )
+		return VEHICLE_ROLE_DRIVER;
+
+	return VEHICLE_ROLE_NONE;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Modify the player view/camera while in a vehicle
+//-----------------------------------------------------------------------------
+void C_PropVehiclePrisonerPod::GetVehicleViewPosition( int nRole, Vector *pAbsOrigin, QAngle *pAbsAngles, float *pFOV /*=NULL*/ )
+{
+	SharedVehicleViewSmoothing( m_hPlayer, 
+								pAbsOrigin, pAbsAngles, 
+								m_bEnterAnimOn, m_bExitAnimOn, 
+								m_vecEyeExitEndpoint, 
+								&m_ViewSmoothingData, 
+								pFOV );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pLocalPlayer - 
+//			pCmd - 
+//-----------------------------------------------------------------------------
+void C_PropVehiclePrisonerPod::UpdateViewAngles( C_BasePlayer *pLocalPlayer, CUserCmd *pCmd )
+{
+	int eyeAttachmentIndex = LookupAttachment( "vehicle_driver_eyes" );
+	Vector vehicleEyeOrigin;
+	QAngle vehicleEyeAngles;
+	GetAttachmentLocal( eyeAttachmentIndex, vehicleEyeOrigin, vehicleEyeAngles );
+
+	// Limit the yaw.
+	float flAngleDiff = AngleDiff( pCmd->viewangles.y, vehicleEyeAngles.y );
+	flAngleDiff = clamp( flAngleDiff, POD_VIEW_YAW_MIN, POD_VIEW_YAW_MAX );
+	pCmd->viewangles.y = vehicleEyeAngles.y + flAngleDiff;
+
+	// Limit the pitch -- don't let them look down into the empty pod!
+	flAngleDiff = AngleDiff( pCmd->viewangles.x, vehicleEyeAngles.x );
+	flAngleDiff = clamp( flAngleDiff, POD_VIEW_PITCH_MIN, POD_VIEW_PITCH_MAX );
+	pCmd->viewangles.x = vehicleEyeAngles.x + flAngleDiff;
+}
+
+
+//-----------------------------------------------------------------------------
+// Futzes with the clip planes
+//-----------------------------------------------------------------------------
+void C_PropVehiclePrisonerPod::GetVehicleClipPlanes( float &flZNear, float &flZFar ) const
+{
+	// Pod doesn't need to adjust the clip planes.
+	//flZNear = 6;
+}
+
+	
+//-----------------------------------------------------------------------------
+// Renders hud elements
+//-----------------------------------------------------------------------------
+void C_PropVehiclePrisonerPod::DrawHudElements( )
+{
+}
+
+