220 lines
7.3 KiB
C++
220 lines
7.3 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Vehicle mounted machinegun that the driver controls
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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#include "basetfplayer_shared.h"
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#include "baseobject_shared.h"
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#include "tf_obj_driver_machinegun_shared.h"
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#include "engine/IEngineSound.h"
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#include "ammodef.h"
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#include "tf_gamerules.h"
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#if defined( CLIENT_DLL )
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#include "hud_ammo.h"
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#else
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#endif
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// ------------------------------------------------------------------------ //
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#define DRIVER_MACHINEGUN_MINS Vector(-10, -10, 0)
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#define DRIVER_MACHINEGUN_MAXS Vector( 10, 10, 10)
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#define DRIVER_MACHINEGUN_MODEL "models/objects/obj_manned_plasmagun.mdl"
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IMPLEMENT_NETWORKCLASS_ALIASED( ObjectDriverMachinegun, DT_ObjectDriverMachinegun )
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BEGIN_NETWORK_TABLE( CObjectDriverMachinegun, DT_ObjectDriverMachinegun )
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#if !defined( CLIENT_DLL )
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SendPropInt( SENDINFO(m_nAmmoCount), 7, SPROP_UNSIGNED ),
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#else
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RecvPropInt( RECVINFO(m_nAmmoCount) ),
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#endif
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END_NETWORK_TABLE()
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LINK_ENTITY_TO_CLASS(obj_driver_machinegun, CObjectDriverMachinegun);
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PRECACHE_REGISTER(obj_driver_machinegun);
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BEGIN_PREDICTION_DATA( CObjectDriverMachinegun )
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DEFINE_PRED_FIELD( m_nAmmoCount, FIELD_INTEGER, FTYPEDESC_INSENDTABLE ),
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END_PREDICTION_DATA()
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ConVar obj_driver_machinegun_health( "obj_driver_machinegun_health","100", FCVAR_REPLICATED, "Driver's mounted machinegun health" );
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ConVar obj_driver_machinegun_range( "obj_driver_machinegun_range","1048", FCVAR_REPLICATED, "Driver's mounted machinegun range" );
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ConVar obj_driver_machinegun_damage( "obj_driver_machinegun_damage","10", FCVAR_REPLICATED, "Driver's mounted machinegun damage" );
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ConVar obj_driver_machinegun_max_ammo( "obj_driver_machinegun_max_ammo","30", FCVAR_REPLICATED, "Driver's mounted machinegun ammo" );
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ConVar obj_driver_machinegun_ammo_recharge_rate( "obj_driver_machinegun_ammo_recharge_rate","0.5", FCVAR_REPLICATED, "Driver's mounted machinegun ammo recharge rate" );
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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CObjectDriverMachinegun::CObjectDriverMachinegun()
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{
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SetPredictionEligible( true );
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#if !defined( CLIENT_DLL )
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m_iHealth = obj_driver_machinegun_health.GetInt();
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#endif
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m_flNextAttack = 0;
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m_nMaxAmmoCount = m_nAmmoCount = obj_driver_machinegun_max_ammo.GetInt();
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::Spawn()
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{
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Precache();
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SetModel( DRIVER_MACHINEGUN_MODEL );
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#if !defined( CLIENT_DLL )
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SetBodygroup( 1, true );
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UTIL_SetSize(this, DRIVER_MACHINEGUN_MINS, DRIVER_MACHINEGUN_MAXS);
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m_takedamage = DAMAGE_YES;
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SetType( OBJ_DRIVER_MACHINEGUN );
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m_fObjectFlags |= OF_SUPPRESS_NOTIFY_UNDER_ATTACK | OF_DONT_AUTO_REPAIR;
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SetThink( RechargeThink );
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#endif
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m_nBarrelAttachment = LookupAttachment( "barrel" );
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m_nAmmoType = GetAmmoDef()->Index( "Bullets" );
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BaseClass::Spawn();
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::Precache()
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{
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PrecacheModel( DRIVER_MACHINEGUN_MODEL );
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PrecacheScriptSound( "DriverMachinegun.Fire" );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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bool CObjectDriverMachinegun::CanFireNow( void )
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{
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if ( !m_nAmmoCount )
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return false;
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return ( m_flNextAttack < gpGlobals->curtime );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::Fire( CBaseTFPlayer *pDriver )
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{
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// We have to flush the bone cache because it's possible that only the bone controllers
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// have changed since the bonecache was generated, and bone controllers aren't checked.
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InvalidateBoneCache();
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QAngle vecAng;
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Vector vecSrc, vecAim;
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GetAttachment( m_nBarrelAttachment, vecSrc, vecAng );
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AngleVectors( vecAng, &vecAim, 0, 0 );
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static Vector spread = VECTOR_CONE_5DEGREES;
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TFGameRules()->FireBullets( CTakeDamageInfo( this, pDriver, obj_driver_machinegun_damage.GetFloat(), DMG_BULLET ),
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1, vecSrc, vecAim, spread, obj_driver_machinegun_range.GetFloat(), m_nAmmoType, 4, entindex(), m_nBarrelAttachment );
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#if !defined (CLIENT_DLL)
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SetActivity( ACT_VM_PRIMARYATTACK );
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#else
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int sequence = SelectWeightedSequence( ACT_VM_PRIMARYATTACK );
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if ( sequence != ACTIVITY_NOT_AVAILABLE )
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{
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ResetSequence( sequence );
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SetCycle( 0 );
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m_bClientSideFrameReset = !m_bClientSideFrameReset;
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}
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#endif
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DoMuzzleFlash();
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CPASAttenuationFilter filter( this );
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filter.UsePredictionRules();
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EmitSound( filter, entindex(), "DriverMachinegun.Fire" );
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m_nAmmoCount -= 1;
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#if !defined (CLIENT_DLL)
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SetNextThink( gpGlobals->curtime + obj_driver_machinegun_ammo_recharge_rate.GetFloat() );
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#endif
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// If I'm EMPed, slow the firing rate down
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m_flNextAttack = gpGlobals->curtime + ( HasPowerup(POWERUP_EMP) ? 0.3f : 0.15f );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::SetTargetAngles( const QAngle &vecAngles )
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{
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BaseClass::SetTargetAngles( vecAngles );
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#if !defined( CLIENT_DLL )
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SetBoneController( 0, vecAngles[YAW] );
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SetBoneController( 1, vecAngles[PITCH] );
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#endif
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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Vector CObjectDriverMachinegun::GetFireOrigin( void )
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{
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Vector vecOrigin;
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QAngle dummy;
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GetAttachment( m_nBarrelAttachment, vecOrigin, dummy );
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return vecOrigin;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Rcharge my ammo count
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::RechargeThink( void )
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{
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#if !defined( CLIENT_DLL )
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SetNextThink( gpGlobals->curtime + obj_driver_machinegun_ammo_recharge_rate.GetFloat() );
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// I can't do anything if I'm not active
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if ( !ShouldBeActive() )
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return;
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if (m_nAmmoCount < m_nMaxAmmoCount)
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{
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m_nAmmoCount += 1;
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}
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#endif
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}
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// Client code only
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#if defined( CLIENT_DLL )
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::GetBoneControllers( float controllers[MAXSTUDIOBONECTRLS] )
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{
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BaseClass::GetBoneControllers( controllers );
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controllers[0] = anglemod( m_vecGunAngles[YAW] ) / 360.0;
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controllers[1] = anglemod( m_vecGunAngles[PITCH] ) / 360.0;
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}
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//-----------------------------------------------------------------------------
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// Renders hud elements
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//-----------------------------------------------------------------------------
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void CObjectDriverMachinegun::DrawHudElements( void )
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{
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GetHudAmmo()->SetPrimaryAmmo( m_nAmmoType, m_nAmmoCount );
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GetHudAmmo()->SetSecondaryAmmo( -1, -1 );
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}
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#endif
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