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game/client/tf2/c_basefourwheelvehicle.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "C_BaseFourWheelVehicle.h"
+
+IMPLEMENT_CLIENTCLASS_DT(C_BaseTFFourWheelVehicle, DT_BaseTFFourWheelVehicle, CBaseTFFourWheelVehicle)
+	RecvPropFloat( RECVINFO( m_flDeployFinishTime ) ),
+	RecvPropInt( RECVINFO( m_eDeployMode ) ),
+	RecvPropInt( RECVINFO( m_bBoostUpgrade ) ),
+	RecvPropInt( RECVINFO( m_nBoostTimeLeft ) ),
+END_RECV_TABLE()
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+C_BaseTFFourWheelVehicle::C_BaseTFFourWheelVehicle()
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+float C_BaseTFFourWheelVehicle::GetDeployFinishTime() const
+{
+	return m_flDeployFinishTime;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+VehicleModeDeploy_e C_BaseTFFourWheelVehicle::GetVehicleModeDeploy() const
+{
+	return m_eDeployMode;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_BaseTFFourWheelVehicle::OnDataChanged( DataUpdateType_t updateType )
+{
+	BaseClass::OnDataChanged( updateType );
+
+	if ( updateType == DATA_UPDATE_CREATED )
+	{
+		// Start thinking (Baseclass stops it)
+		ClientThinkList()->SetNextClientThink( GetClientHandle(), CLIENT_THINK_ALWAYS );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Restricts the view within a range of the center...
+//-----------------------------------------------------------------------------
+void C_BaseTFFourWheelVehicle::RestrictView( int nRole, float flMinYaw, float flMaxYaw, QAngle &vecViewAngles )
+{
+	Assert( nRole >= 0 );
+	Vector vehicleEyeOrigin;
+	QAngle vehicleEyeAngles;
+	GetRoleViewPosition( nRole, &vehicleEyeOrigin, &vehicleEyeAngles ); 
+
+	// Confine the view to the appropriate yaw range...
+	float flCenterYaw = vehicleEyeAngles[YAW];
+
+	// View angles are dealt with in absolute terms here...
+	float flAngleDiff = AngleDiff( vecViewAngles[YAW], flCenterYaw );
+
+	// Here, we must clamp to the cone...
+	if (flAngleDiff < flMinYaw)
+		vecViewAngles[YAW] = anglemod(flCenterYaw + flMinYaw);
+	else if (flAngleDiff > flMaxYaw)
+		vecViewAngles[YAW] = anglemod(flCenterYaw + flMaxYaw);
+}
+
+
+//-----------------------------------------------------------------------------
+// Clamps the view angles while driving the vehicle 
+//-----------------------------------------------------------------------------
+void C_BaseTFFourWheelVehicle::UpdateViewAngles( C_BasePlayer *pLocalPlayer, CUserCmd *pCmd )
+{
+	int nRole = GetPassengerRole( pLocalPlayer );
+	if ( nRole != VEHICLE_ROLE_DRIVER )
+	{
+		RestrictView( nRole, -90, 90, pCmd->viewangles );
+	}
+}
+