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game/client/tf2/c_basecombatcharacter_tf2.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: TF2 Specific C_BaseCombatCharacter code.
+//
+//=============================================================================//
+#include "cbase.h"
+#include "c_basecombatcharacter.h"
+#include "tf_shareddefs.h"
+#include "particles_simple.h"
+#include "functionproxy.h"
+#include "IEffects.h"
+#include "weapon_combatshield.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::Release( void )
+{
+	RemoveAllPowerups();
+
+	BaseClass::Release();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::SetDormant( bool bDormant )
+{
+	// If we're going dormant, stop all our powerup sounds
+	if ( bDormant )
+	{
+		RemoveAllPowerups();
+	}
+	else
+	{
+		// Restart any powerups on him
+		for ( int i = 0; i < MAX_POWERUPS; i++ )
+		{
+			if ( m_iPowerups & (1 << i) )
+			{
+				PowerupStart( i, false );
+			}
+		}
+	}
+
+	BaseClass::SetDormant( bDormant );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : updateType - 
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::OnPreDataChanged( DataUpdateType_t updateType )
+{
+	BaseClass::OnPreDataChanged( updateType );
+
+	m_iPrevPowerups = m_iPowerups;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::OnDataChanged( DataUpdateType_t updateType )
+{
+	BaseClass::OnDataChanged( updateType );
+
+	if ( updateType == DATA_UPDATE_CREATED )
+	{
+		SetNextClientThink( CLIENT_THINK_ALWAYS );
+	}
+
+	// Power state changed?
+	if ( m_iPowerups != m_iPrevPowerups )
+	{
+		for ( int i = 0; i < MAX_POWERUPS; i++ )
+		{
+			bool bPoweredNow = ( m_iPowerups & (1 << i) );
+			bool bPoweredThen = ( m_iPrevPowerups & (1 << i) );
+
+			if ( !bPoweredThen && bPoweredNow )
+			{
+				PowerupStart( i, true );
+			}
+			else if ( bPoweredThen && !bPoweredNow )
+			{
+				PowerupEnd( i );
+			}
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Powerup has just started
+//			If bInitial is set, the server's just told us this powerup has come on.
+//			If it's false, the entity had it on when it left PVS, and now it's re-entered
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::PowerupStart( int iPowerup, bool bInitial )
+{
+	Assert( iPowerup >= 0 && iPowerup < MAX_POWERUPS );
+
+	switch( iPowerup )
+	{
+	case POWERUP_BOOST:
+		break;
+
+	case POWERUP_EMP:
+		{
+			// Play the EMP sound
+			if ( !bInitial )
+			{
+				EmitSound( "BaseCombatCharacter.EMPPulse" );
+			}
+		}
+		break;
+
+	default:
+		break;
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Powerup has just finished
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::PowerupEnd( int iPowerup )
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::RemoveAllPowerups( void )
+{
+	// Stop any powerups we have
+	if ( m_iPowerups )
+	{
+		for ( int i = 0; i < MAX_POWERUPS; i++ )
+		{
+			if ( m_iPowerups & (1 << i) )
+			{
+				PowerupEnd( i );
+			}
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::ClientThink( void )
+{
+	BaseClass::ClientThink();
+
+	if ( !IsDormant() )
+	{
+		if ( HasPowerup(POWERUP_EMP) )
+		{
+			AddEMPEffect( WorldAlignSize().Length() * 0.15 );
+		}
+
+		if ( HasPowerup(POWERUP_BOOST) )
+		{
+			AddBuffEffect( WorldAlignSize().Length() * 0.15 );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Draw an effect to show this entity has been EMPed
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::AddEMPEffect( float flSize )
+{
+	// Don't draw on the local player
+	if ( this == C_BasePlayer::GetLocalPlayer() )
+		return;
+
+	CSmartPtr<CSimpleEmitter>	pEmitter;
+	PMaterialHandle				hParticleMaterial;
+	TimedEvent					pParticleEvent;
+
+	pParticleEvent.Init( 300 );
+	pEmitter = CSimpleEmitter::Create( "ObjectEMPEffect" );
+	hParticleMaterial = pEmitter->GetPMaterial( "sprites/chargeball" );
+
+	// Add particles
+	float flCur = gpGlobals->frametime;
+	Vector vCenter = WorldSpaceCenter( );
+
+	while ( pParticleEvent.NextEvent( flCur ) )
+	{
+		Vector vPos;
+		Vector vOffset = RandomVector( -1, 1 );
+		VectorNormalize( vOffset );
+		vPos = vCenter + (vOffset * RandomFloat( 0, flSize ));
+		
+		pEmitter->SetSortOrigin( vPos );
+		SimpleParticle *pParticle = pEmitter->AddSimpleParticle( hParticleMaterial, vPos );
+		if ( pParticle )
+		{
+			// Move the points along the path.
+			pParticle->m_vecVelocity.Init();
+			pParticle->m_flRoll = 0;
+			pParticle->m_flRollDelta = 0;
+			pParticle->m_flDieTime = 0.4f;
+			pParticle->m_flLifetime = 0;
+			pParticle->m_uchColor[0] = 255; 
+			pParticle->m_uchColor[1] = 255;
+			pParticle->m_uchColor[2] = 255;
+			pParticle->m_uchStartAlpha = 32;
+			pParticle->m_uchEndAlpha = 0;
+			pParticle->m_uchStartSize = 4;
+			pParticle->m_uchEndSize = 2;
+			pParticle->m_iFlags = 0;
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Draw an effect to show this entity is being buffed
+//-----------------------------------------------------------------------------
+void C_BaseCombatCharacter::AddBuffEffect( float flSize )
+{
+	// Don't draw on the local player
+	if ( this == C_BasePlayer::GetLocalPlayer() )
+		return;
+
+	CSmartPtr<CSimpleEmitter>	pEmitter;
+	PMaterialHandle				hParticleMaterial;
+	TimedEvent					pParticleEvent;
+
+	pParticleEvent.Init( 300 );
+	pEmitter = CSimpleEmitter::Create( "ObjectBuffEffect" );
+	hParticleMaterial = pEmitter->GetPMaterial( "sprites/chargeball" );
+
+	// Add particles
+	float flCur = gpGlobals->frametime;
+	Vector vCenter = WorldSpaceCenter( );
+
+	while ( pParticleEvent.NextEvent( flCur ) )
+	{
+		Vector vPos;
+		Vector vOffset = RandomVector( -1, 1 );
+		VectorNormalize( vOffset );
+		vPos = vCenter + (vOffset * RandomFloat( 0, flSize ));
+		
+		SimpleParticle *pParticle = pEmitter->AddSimpleParticle( hParticleMaterial, vPos );
+		if ( pParticle )
+		{
+			// Move the points along the path.
+			pParticle->m_vecVelocity.Init();
+			pParticle->m_flRoll = 0;
+			pParticle->m_flRollDelta = 0;
+			pParticle->m_flDieTime = 0.4f;
+			pParticle->m_flLifetime = 0;
+			pParticle->m_uchColor[1] = 255; pParticle->m_uchColor[0] = pParticle->m_uchColor[2] = 0;
+			pParticle->m_uchStartAlpha = 128;
+			pParticle->m_uchEndAlpha = 0;
+			pParticle->m_uchStartSize = 3;
+			pParticle->m_uchEndSize = 1;
+			pParticle->m_iFlags = 0;
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns shield if owned.
+//-----------------------------------------------------------------------------
+C_WeaponCombatShield *C_BaseCombatCharacter::GetShield( void )
+{
+	C_BaseCombatWeapon *pWeapon;
+	if ( GetTeamNumber() == TEAM_ALIENS )
+	{
+		pWeapon = Weapon_OwnsThisType( "weapon_combat_shield_alien" );	
+	}
+	else
+	{
+		pWeapon = Weapon_OwnsThisType( "weapon_combat_shield" );	
+	}
+
+	if ( !pWeapon )
+		return NULL;
+
+	return ( CWeaponCombatShield* )pWeapon;
+}