Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Chargeable Plasma & Shield combo
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include "tf_player.h"
#include "weapon_combat_usedwithshieldbase.h"
#include "weapon_combatshield.h"
#include "tf_guidedplasma.h"
#include "in_buttons.h"
#include "tf_gamerules.h"
#define BURST_FIRE_RATE 0.15
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
class CWeaponCombat_ChargeablePlasma : public CWeaponCombatUsedWithShieldBase
{
DECLARE_CLASS( CWeaponCombat_ChargeablePlasma, CWeaponCombatUsedWithShieldBase );
public:
DECLARE_SERVERCLASS();
virtual void ItemPostFrame( void );
virtual void PrimaryAttack( void );
virtual float GetFireRate( void );
virtual void Spawn();
virtual bool Deploy( void );
virtual bool Holster( CBaseCombatWeapon *pSwitchingTo = NULL );
virtual void Precache( void );
virtual void GainedNewTechnology( CBaseTechnology *pTechnology );
virtual CBaseEntity *GetLockTarget( void );
private:
CNetworkVar( bool, m_bCharging );
float m_flChargeStartTime;
float m_flPower;
float m_flNextBurstShotTime;
int m_iBurstShotsRemaining;
bool m_bHasBurstShot;
bool m_bHasCharge;
// Guidance
EHANDLE m_hLockTarget;
Vector m_vecTargetOffset;
float m_flLockedAt;
};
IMPLEMENT_SERVERCLASS_ST(CWeaponCombat_ChargeablePlasma, DT_WeaponCombat_ChargeablePlasma )
SendPropInt( SENDINFO( m_bCharging ), 1, SPROP_UNSIGNED ),
END_SEND_TABLE()
LINK_ENTITY_TO_CLASS( weapon_combat_chargeableplasma, CWeaponCombat_ChargeablePlasma );
PRECACHE_WEAPON_REGISTER(weapon_combat_chargeableplasma);
//-----------------------------------------------------------------------------
// Spawn weapon
//-----------------------------------------------------------------------------
void CWeaponCombat_ChargeablePlasma::Spawn()
{
BaseClass::Spawn();
m_bHasBurstShot = false;
m_bHasCharge = false;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CWeaponCombat_ChargeablePlasma::Precache( void )
{
BaseClass::Precache();
}
//-----------------------------------------------------------------------------
// New technologies:
//-----------------------------------------------------------------------------
void CWeaponCombat_ChargeablePlasma::GainedNewTechnology( CBaseTechnology *pTechnology )
{
BaseClass::GainedNewTechnology( pTechnology );
CBaseTFPlayer *pPlayer = ToBaseTFPlayer( (CBaseEntity*)GetOwner() );
if ( pPlayer )
{
// Charge-up mode?
if ( pPlayer->HasNamedTechnology( "com_comboshield_charge" ) )
{
m_bHasCharge = true;
}
else
{
m_bHasCharge = false;
}
// Burst shot mode?
if ( pPlayer->HasNamedTechnology( "com_comboshield_tripleshot" ) )
{
m_bHasBurstShot = true;
}
else
{
m_bHasBurstShot = false;
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CWeaponCombat_ChargeablePlasma::ItemPostFrame( void )
{
CBaseTFPlayer *pOwner = ToBaseTFPlayer( GetOwner() );
if (!pOwner)
return;
if ( UsesClipsForAmmo1() )
{
CheckReload();
}
// If burst shots are firing, ignore input
if ( m_iBurstShotsRemaining > 0 )
{
if ( gpGlobals->curtime < m_flNextBurstShotTime )
return;
if ( m_iClip1 > 0 )
{
PrimaryAttack();
}
m_iBurstShotsRemaining--;
m_flNextBurstShotTime = gpGlobals->curtime + BURST_FIRE_RATE;
m_flNextPrimaryAttack = gpGlobals->curtime + GetFireRate();
return;
}
// Handle charge firing
if ( m_iClip1 > 0 && GetShieldState() == SS_DOWN && !m_bInReload )
{
if ( (pOwner->m_nButtons & IN_ATTACK ) )
{
if (m_bHasCharge)
{
if ( !m_bCharging && (m_flNextPrimaryAttack <= gpGlobals->curtime) )
{
m_bCharging = true;
m_flChargeStartTime = gpGlobals->curtime;
// Get a lock target right now
m_hLockTarget = GetLockTarget();
}
}
else
{
// Fire the plasma shot
if (m_flNextPrimaryAttack <= gpGlobals->curtime)
PrimaryAttack();
}
}
else if ( m_bCharging )
{
m_bCharging = false;
// Fire the plasma shot
PrimaryAttack();
// We might be firing a burst shot
if (m_bHasBurstShot)
{
if ( m_flPower >= (MAX_CHARGED_TIME * 0.5) )
{
if ( m_flPower >= MAX_CHARGED_TIME )
{
m_iBurstShotsRemaining = 2;
}
else
{
m_iBurstShotsRemaining = 1;
}
m_flNextBurstShotTime = gpGlobals->curtime + BURST_FIRE_RATE;
}
}
}
}
// Reload button
if ( m_iBurstShotsRemaining == 0 && !m_bCharging )
{
if ( pOwner->m_nButtons & IN_RELOAD && UsesClipsForAmmo1() && !m_bInReload )
{
Reload();
}
}
// Prevent shield post frame if we're not ready to attack, or we're charging
AllowShieldPostFrame( !m_bCharging && ((m_flNextPrimaryAttack <= gpGlobals->curtime) || m_bInReload) );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CWeaponCombat_ChargeablePlasma::PrimaryAttack( void )
{
CBaseTFPlayer *pPlayer = (CBaseTFPlayer*)GetOwner();
if (!pPlayer)
return;
WeaponSound(SINGLE);
// Fire the bullets
Vector vecSrc = pPlayer->Weapon_ShootPosition( );
Vector vecAiming;
pPlayer->EyeVectors( &vecAiming );
// If we already have a lock target from button down, see if we shouldn't try and get a new one
// Only do this is the button was released immediately
if ( !m_hLockTarget || ( m_flLockedAt < gpGlobals->curtime ) )
{
m_hLockTarget = GetLockTarget();
}
PlayAttackAnimation( GetPrimaryAttackActivity() );
// Shift it down a bit so the firer can see it
Vector right;
AngleVectors( pPlayer->EyeAngles() + pPlayer->m_Local.m_vecPunchAngle, NULL, &right, NULL );
Vector vecStartSpot = vecSrc + Vector(0,0,-8) + right * 12;
CGuidedPlasma *pShot = CGuidedPlasma::Create(vecStartSpot, vecAiming, m_hLockTarget, m_vecTargetOffset, pPlayer);
// Set it's charged power level
if (m_bHasCharge)
m_flPower = MIN( MAX_CHARGED_TIME, gpGlobals->curtime - m_flChargeStartTime );
else
m_flPower = 0.0f;
float flDamageMult = RemapVal( m_flPower, 0, MAX_CHARGED_TIME, 1.0, MAX_CHARGED_POWER );
pShot->SetPowerLevel( flDamageMult );
m_flNextPrimaryAttack = gpGlobals->curtime + GetFireRate();
m_iClip1 = m_iClip1 - 1;
m_hLockTarget = NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
float CWeaponCombat_ChargeablePlasma::GetFireRate( void )
{
return SequenceDuration();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CWeaponCombat_ChargeablePlasma::Deploy( void )
{
if ( BaseClass::Deploy() )
{
GainedNewTechnology(NULL);
return true;
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose: Our player just died
//-----------------------------------------------------------------------------
bool CWeaponCombat_ChargeablePlasma::Holster( CBaseCombatWeapon *pSwitchingTo )
{
bool bReturn = BaseClass::Holster(pSwitchingTo);
// Stop the charging sound
if ( m_bCharging )
{
m_bCharging = false;
}
return bReturn;
}
//-----------------------------------------------------------------------------
// Purpose: Try and find an entity to lock onto
//-----------------------------------------------------------------------------
CBaseEntity *CWeaponCombat_ChargeablePlasma::GetLockTarget( void )
{
CBaseTFPlayer *pPlayer = (CBaseTFPlayer*)GetOwner();
if ( !pPlayer )
return NULL;
Vector vecSrc = pPlayer->Weapon_ShootPosition( );
Vector vecAiming;
pPlayer->EyeVectors( &vecAiming );
Vector vecEnd = vecSrc + vecAiming * MAX_TRACE_LENGTH;
trace_t tr;
TFGameRules()->WeaponTraceLine( vecSrc, vecEnd, MASK_SHOT, pPlayer, GetDamageType(), &tr );
if ( (tr.fraction < 1.0f) && tr.m_pEnt )
{
CBaseEntity *pTargetEntity = tr.m_pEnt;
// Don't guide on same team or on anything other than players, objects, and NPCs
if ( pTargetEntity->InSameTeam(pPlayer) || (!pTargetEntity->IsPlayer()
&& (pTargetEntity->MyNPCPointer() == NULL)) )
return NULL;
// Compute the target offset relative to the target
Vector vecWorldOffset;
VectorSubtract( tr.endpos, pTargetEntity->GetAbsOrigin(), vecWorldOffset );
VectorIRotate( vecWorldOffset, pTargetEntity->EntityToWorldTransform(), m_vecTargetOffset );
m_flLockedAt = gpGlobals->curtime + 0.2;
return pTargetEntity;
}
return NULL;
}