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有哪些大的软件、游戏是用c++语言开发的? 举几个例子......

285 2024-06-11 18:21

cs

半条命

有源代码证的

一下是当年泄露的 半条命的一部分源代码 C++ 写的 AK47 类

class CAK47 : public CWeaponCSBaseGun //AK47 类是从CWeaponCSBaseGun 类派生的

{

public:

DECLARE_CLASS( CAK47, CWeaponCSBaseGun );

DECLARE_NETWORKCLASS();

DECLARE_PREDICTABLE();

CAK47();

virtual void Spawn();

virtual void PrimaryAttack();

private:

void AK47Fire( float flSpread, float flCycleTime );

CAK47( const CAK47 & );

};

IMPLEMENT_NETWORKCLASS_ALIASED( AK47, DT_WeaponAK47 )

BEGIN_NETWORK_TABLE( CAK47, DT_WeaponAK47 )

END_NETWORK_TABLE()

BEGIN_PREDICTION_DATA( CAK47 )

END_PREDICTION_DATA()

LINK_ENTITY_TO_CLASS( weapon_ak47, CAK47 );

PRECACHE_WEAPON_REGISTER( weapon_ak47 );

// ---------------------------------------------------------------------------- //

// CAK47 implementation.

// ---------------------------------------------------------------------------- //

CAK47::CAK47()

{

}

void CAK47::Spawn()

{

CCSBaseGunInfo info;

info.m_flAccuracyDivisor = 200;

info.m_flAccuracyOffset = 0.35;

info.m_flMaxInaccuracy = 1.25;

info.m_iPenetration = 2;

info.m_iDamage = 36;

info.m_flRangeModifier = 0.98;

info.m_flTimeToIdleAfterFire = 1.9;

info.m_flIdleInterval = 20;

CSBaseGunSpawn( &info );

}

void CAK47::AK47Fire( float flSpread, float flCycleTime )// AK47类的成员函数, 开枪

{

if ( !CSBaseGunFire( flSpread, flCycleTime ) )

return;

CCSPlayer *pPlayer = GetPlayerOwner();

if (pPlayer->GetAbsVelocity().Length2D() > 0 )

KickBack ( 1.5, 0.45, 0.225, 0.05, 6.5, 2.5, 7 );

else if ( !FBitSet( pPlayer->GetFlags(), FL_ONGROUND ) )

KickBack ( 2, 1.0, 0.5, 0.35, 9, 6, 5 );

else if ( FBitSet( pPlayer->GetFlags(), FL_DUCKING ) )

KickBack ( 0.9, 0.35, 0.15, 0.025, 5.5, 1.5, 9 );

else

KickBack ( 1, 0.375, 0.175, 0.0375, 5.75, 1.75, 8 );

}

void CAK47::PrimaryAttack()//成员函数 中枪造成的伤害

{

CCSPlayer *pPlayer = GetPlayerOwner();

if ( !pPlayer )

Error( CAK47::PrimaryAttack - !pPlayer );

if ( !FBitSet( pPlayer->GetFlags(), FL_ONGROUND ) )

AK47Fire( 0.04 + (0.4) * m_flAccuracy, 0.0955 );

else if (pPlayer->GetAbsVelocity().Length2D() > 140)

AK47Fire( 0.04 + (0.07) * m_flAccuracy, 0.0955 );

else

AK47Fire( (0.0275) * m_flAccuracy, 0.0955 );

}