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game/shared/tf2/weapon_rocketlauncher.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Rocket Launcher (Weapon)
+//
+//=============================================================================//
+
+#include "cbase.h"
+#include "weapon_combatshield.h"
+#include "weapon_combat_usedwithshieldbase.h"
+#include "weapon_rocketlauncher.h"
+#include "in_buttons.h"
+
+#include "plasmaprojectile.h"
+#include "weapon_grenade_rocket.h"
+
+#if !defined( CLIENT_DLL )
+// Server Only
+#include "grenade_rocket.h"
+#else
+// Client Only
+#endif
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+ 
+PRECACHE_WEAPON_REGISTER( weapon_rocket_launcher );
+LINK_ENTITY_TO_CLASS( weapon_rocket_launcher, CWeaponRocketLauncher );
+
+BEGIN_PREDICTION_DATA( CWeaponRocketLauncher )
+END_PREDICTION_DATA()
+
+IMPLEMENT_NETWORKCLASS_ALIASED( WeaponRocketLauncher, DT_WeaponRocketLauncher )
+BEGIN_NETWORK_TABLE( CWeaponRocketLauncher, DT_WeaponRocketLauncher )
+//#if !defined( CLIENT_DLL )
+//#else
+//#endif
+END_NETWORK_TABLE()
+
+#if !defined( CLIENT_DLL )
+// Server Only
+ConVar weapon_rocket_launcher_damage( "weapon_rocket_launcher_damage","300", FCVAR_NONE, "Rocker launcher damage" );
+ConVar weapon_rocket_launcher_range( "weapon_rocket_launcher_range", "768", FCVAR_NONE, "Rocket launcher range" );
+#endif
+
+#define WEAPON_ROCKET_LAUNCHER_FIRERATE		1.0f
+#define WEAPON_ROCKET_LAUNCHER_START_AMMO	1
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructor
+//-----------------------------------------------------------------------------
+CWeaponRocketLauncher::CWeaponRocketLauncher()
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Deconstructor
+//-----------------------------------------------------------------------------
+CWeaponRocketLauncher::~CWeaponRocketLauncher()
+{
+}
+
+//-----------------------------------------------------------------------------/
+// Purpose: Don't fire when EMPed
+//-----------------------------------------------------------------------------
+bool CWeaponRocketLauncher::ComputeEMPFireState( void )
+{
+	if ( IsOwnerEMPed() )
+		return false;
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CWeaponRocketLauncher::Spawn( void )
+{
+	BaseClass::Spawn();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Handle deploying, undeploying, firing, etc.
+// TODO: Add a deploy to the firing!  Currently no reloading!
+//-----------------------------------------------------------------------------
+void CWeaponRocketLauncher::ItemPostFrame( void )
+{
+	// Get the player.
+	CBaseTFPlayer *pPlayer = ToBaseTFPlayer( GetOwner() );
+	if ( !pPlayer )
+		return;
+
+	if ( UsesClipsForAmmo1() )
+	{
+		CheckReload();
+	}
+
+#if !defined( CLIENT_DLL )
+	if ( !HasPrimaryAmmo() && ( m_flNextPrimaryAttack <= gpGlobals->curtime ) )
+	{
+		pPlayer->SwitchToNextBestWeapon( NULL );
+	}
+#endif
+
+	// Handle Firing
+	if ( GetShieldState() == SS_DOWN && !m_bInReload )
+	{
+		// Attempting to fire.
+		if ( ( pPlayer->m_nButtons & IN_ATTACK ) && ( m_flNextPrimaryAttack <= gpGlobals->curtime ) )
+		{
+			if ( m_iClip1 > 0 )
+			{
+				PrimaryAttack();
+			}
+			else
+			{
+				Reload();
+			}
+		}
+
+		// Reload button (or fire button when we're out of ammo)
+		if ( m_flNextPrimaryAttack <= gpGlobals->curtime ) 
+		{
+			if ( pPlayer->m_nButtons & IN_RELOAD ) 
+			{
+				Reload();
+			}
+			else if ( !((pPlayer->m_nButtons & IN_ATTACK) || (pPlayer->m_nButtons & IN_ATTACK2) || (pPlayer->m_nButtons & IN_RELOAD)) )
+			{
+				if ( !m_iClip1 && HasPrimaryAmmo() )
+				{
+					Reload();
+				}
+			}
+		}
+	}
+
+	// Prevent shield post frame if we're not ready to attack, or we're charging
+	AllowShieldPostFrame( m_flNextPrimaryAttack <= gpGlobals->curtime || m_bInReload );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Firing
+//-----------------------------------------------------------------------------
+void CWeaponRocketLauncher::PrimaryAttack( void )
+{
+	CBaseTFPlayer *pPlayer = ( CBaseTFPlayer* )GetOwner();
+	if ( !pPlayer )
+		return;
+
+	if ( !ComputeEMPFireState() )
+		return;
+
+	// Weapon "Fire" sound.
+	WeaponSound( SINGLE );
+
+	// Play the attack animation (need one for rocket launcher - deploy?)
+	PlayAttackAnimation( GetPrimaryAttackActivity() );
+
+	// Fire the rocket (Get the position and angles).
+	Vector vecFirePos = pPlayer->Weapon_ShootPosition();
+	Vector vecFireAng;
+	pPlayer->EyeVectors( &vecFireAng );
+
+	// Shift it down a bit so the firer can see it
+	Vector vecRight;
+	AngleVectors( pPlayer->EyeAngles() + pPlayer->m_Local.m_vecPunchAngle, NULL, &vecRight, NULL );
+	vecFirePos += Vector( 0, 0, -8 ) + vecRight * 12;
+
+	// Create the rocket.
+#if !defined( CLIENT_DLL )
+	CWeaponGrenadeRocket *pRocket = CWeaponGrenadeRocket::Create( vecFirePos, vecFireAng, weapon_rocket_launcher_range.GetFloat(), pPlayer );
+#else
+	CWeaponGrenadeRocket *pRocket = CWeaponGrenadeRocket::Create( vecFirePos, vecFireAng, 0, pPlayer );
+#endif
+	if ( pRocket )
+	{
+		pRocket->SetRealOwner( pPlayer );
+#if !defined( CLIENT_DLL )
+		pRocket->SetDamage( weapon_rocket_launcher_damage.GetFloat() );
+#endif
+	}
+
+	// Essentially you are done!
+	m_flNextPrimaryAttack = gpGlobals->curtime + GetFireRate();
+	m_iClip1 = m_iClip1 - 1;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Set the rocket launcher firing rate.
+//-----------------------------------------------------------------------------
+float CWeaponRocketLauncher::GetFireRate( void )
+{
+	return WEAPON_ROCKET_LAUNCHER_FIRERATE;
+}
+
+#if defined( CLIENT_DLL )
+// Client Only
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+bool CWeaponRocketLauncher::ShouldPredict( void )
+{
+	if ( GetOwner() == C_BasePlayer::GetLocalPlayer() )
+		return true;
+	
+	return BaseClass::ShouldPredict();
+}
+
+#endif