1 files changed, 421 insertions, 0 deletions
diff --git a/game/client/episodic/c_weapon_hopwire.cpp b/game/client/episodic/c_weapon_hopwire.cpp
new file mode 100644
index 0000000..942ef0c
--- /dev/null
+++ b/game/client/episodic/c_weapon_hopwire.cpp
@@ -0,0 +1,421 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "cbase.h"
+#include "basegrenade_shared.h"
+#include "fx_interpvalue.h"
+#include "fx_envelope.h"
+#include "materialsystem/imaterialvar.h"
+#include "particles_simple.h"
+#include "particles_attractor.h"
+
+// FIXME: Move out
+extern void DrawSpriteTangentSpace( const Vector &vecOrigin, float flWidth, float flHeight, color32 color );
+
+#define	EXPLOSION_DURATION	3.0f
+
+//-----------------------------------------------------------------------------
+// Explosion effect for hopwire
+//-----------------------------------------------------------------------------
+
+class C_HopwireExplosion : public C_EnvelopeFX
+{
+	typedef C_EnvelopeFX	BaseClass;
+
+public:
+	C_HopwireExplosion( void ) : 
+	  m_hOwner( NULL )
+	{
+		m_FXCoreScale.SetAbsolute( 0.0f );
+		m_FXCoreAlpha.SetAbsolute( 0.0f );
+	}
+
+	virtual void	Update( void );
+	virtual int		DrawModel( int flags );
+	virtual void	GetRenderBounds( Vector& mins, Vector& maxs );
+
+	bool			SetupEmitters( void );
+	void			AddParticles( void );
+	void			SetOwner( C_BaseEntity *pOwner );
+	void			StartExplosion( void );
+	void			StopExplosion( void );
+	void			StartPreExplosion( void );
+
+private:
+	CInterpolatedValue		m_FXCoreScale;
+	CInterpolatedValue		m_FXCoreAlpha;
+
+	CSmartPtr<CSimpleEmitter>		m_pSimpleEmitter;
+	CSmartPtr<CParticleAttractor>	m_pAttractorEmitter;
+
+	TimedEvent			m_ParticleTimer;
+
+	CHandle<C_BaseEntity>	m_hOwner;
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: Setup the emitters we'll be using
+//-----------------------------------------------------------------------------
+bool C_HopwireExplosion::SetupEmitters( void )
+{
+	// Setup the basic core emitter
+	if ( m_pSimpleEmitter.IsValid() == false )
+	{
+		m_pSimpleEmitter = CSimpleEmitter::Create( "hopwirecore" );
+
+		if ( m_pSimpleEmitter.IsValid() == false )
+			return false;
+	}
+
+	// Setup the attractor emitter
+	if ( m_pAttractorEmitter.IsValid() == false )
+	{
+		m_pAttractorEmitter = CParticleAttractor::Create( GetRenderOrigin(), "hopwireattractor" );
+
+		if ( m_pAttractorEmitter.IsValid() == false )
+			return false;
+	}
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::AddParticles( void )
+{
+	// Make sure the emitters are setup properly
+	if ( SetupEmitters() == false )
+		return;
+
+	float tempDelta = gpGlobals->frametime;
+	while( m_ParticleTimer.NextEvent( tempDelta ) )
+	{	
+		// ========================
+		// Attracted dust particles
+		// ========================
+
+		// Update our attractor point
+		m_pAttractorEmitter->SetAttractorOrigin( GetRenderOrigin() );
+
+		Vector offset;
+		SimpleParticle *sParticle;
+
+		offset = GetRenderOrigin() + RandomVector( -256.0f, 256.0f );
+
+		sParticle = (SimpleParticle *) m_pAttractorEmitter->AddParticle( sizeof(SimpleParticle), g_Mat_Fleck_Cement[0], offset );
+
+		if ( sParticle == NULL )
+			return;
+		
+		sParticle->m_vecVelocity	= Vector(0,0,8);
+		sParticle->m_flDieTime		= 0.5f;
+		sParticle->m_flLifetime		= 0.0f;
+
+		sParticle->m_flRoll			= Helper_RandomInt( 0, 360 );
+		sParticle->m_flRollDelta	= 1.0f;
+
+		float alpha = random->RandomFloat( 128.0f, 200.0f );
+
+		sParticle->m_uchColor[0]	= alpha;
+		sParticle->m_uchColor[1]	= alpha;
+		sParticle->m_uchColor[2]	= alpha;
+		sParticle->m_uchStartAlpha	= alpha;
+		sParticle->m_uchEndAlpha	= alpha;
+
+		sParticle->m_uchStartSize	= random->RandomInt( 1, 4 );
+		sParticle->m_uchEndSize		= 0;
+
+		// ========================
+		// Core effects
+		// ========================
+
+		// Reset our sort origin
+		m_pSimpleEmitter->SetSortOrigin( GetRenderOrigin() );
+
+		// Base of the core effect
+		sParticle = (SimpleParticle *) m_pSimpleEmitter->AddParticle( sizeof(SimpleParticle), m_pSimpleEmitter->GetPMaterial( "effects/strider_muzzle" ), GetRenderOrigin() );
+
+		if ( sParticle == NULL )
+			return;
+		
+		sParticle->m_vecVelocity	= vec3_origin;
+		sParticle->m_flDieTime		= 0.2f;
+		sParticle->m_flLifetime		= 0.0f;
+
+		sParticle->m_flRoll			= Helper_RandomInt( 0, 360 );
+		sParticle->m_flRollDelta	= 4.0f;
+
+		alpha = random->RandomInt( 32, 200 );
+
+		sParticle->m_uchColor[0]	= alpha;
+		sParticle->m_uchColor[1]	= alpha;
+		sParticle->m_uchColor[2]	= alpha;
+		sParticle->m_uchStartAlpha	= 0;
+		sParticle->m_uchEndAlpha	= alpha;
+
+		sParticle->m_uchStartSize	= 255;
+		sParticle->m_uchEndSize		= 0;
+
+		// Make sure we encompass the complete particle here!
+		m_pSimpleEmitter->SetParticleCullRadius( sParticle->m_uchEndSize );
+
+		// =========================
+		// Dust ring effect
+		// =========================
+
+		if ( random->RandomInt( 0, 5 ) != 1 )
+			return;
+
+		Vector vecDustColor;
+		vecDustColor.x = 0.35f;
+		vecDustColor.y = 0.3f;
+		vecDustColor.z = 0.25f;
+
+		Vector	color;
+
+		int	numRingSprites = 8;
+		float yaw;
+		Vector forward, vRight, vForward;
+
+		vForward = Vector( 0, 1, 0 );
+		vRight = Vector( 1, 0, 0 );
+
+		float	yawOfs = random->RandomFloat( 0, 359 );
+
+		for ( int i = 0; i < numRingSprites; i++ )
+		{
+			yaw = ( (float) i / (float) numRingSprites ) * 360.0f;
+			yaw += yawOfs;
+
+			forward = ( vRight * sin( DEG2RAD( yaw) ) ) + ( vForward * cos( DEG2RAD( yaw ) ) );
+			VectorNormalize( forward );
+
+			trace_t	tr;
+
+			UTIL_TraceLine( GetRenderOrigin(), GetRenderOrigin()+(Vector(0, 0, -1024)), MASK_SOLID_BRUSHONLY, NULL, COLLISION_GROUP_NONE, &tr );
+
+			offset = ( RandomVector( -4.0f, 4.0f ) + tr.endpos ) + ( forward * 512.0f );
+
+			sParticle = (SimpleParticle *) m_pSimpleEmitter->AddParticle( sizeof(SimpleParticle), g_Mat_DustPuff[random->RandomInt(0,1)], offset );
+
+			if ( sParticle != NULL )
+			{
+				sParticle->m_flLifetime = 0.0f;
+				sParticle->m_flDieTime	= random->RandomFloat( 0.25f, 0.5f );
+
+				sParticle->m_vecVelocity = forward * -random->RandomFloat( 1000, 1500 );
+				sParticle->m_vecVelocity[2] += 128.0f;
+			
+				#if __EXPLOSION_DEBUG
+				debugoverlay->AddLineOverlay( m_vecOrigin, m_vecOrigin + sParticle->m_vecVelocity, 255, 0, 0, false, 3 );
+				#endif
+
+				sParticle->m_uchColor[0] = vecDustColor.x * 255.0f;
+				sParticle->m_uchColor[1] = vecDustColor.y * 255.0f;
+				sParticle->m_uchColor[2] = vecDustColor.z * 255.0f;
+
+				sParticle->m_uchStartSize	= random->RandomInt( 32, 128 );
+				sParticle->m_uchEndSize		= 200;
+
+				sParticle->m_uchStartAlpha	= random->RandomFloat( 16, 64 );
+				sParticle->m_uchEndAlpha	= 0;
+				
+				sParticle->m_flRoll			= random->RandomInt( 0, 360 );
+				sParticle->m_flRollDelta	= random->RandomFloat( -16.0f, 16.0f );
+			}
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *pOwner - 
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::SetOwner( C_BaseEntity *pOwner )
+{
+	m_hOwner = pOwner;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Updates the internal values for the effect
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::Update( void )
+{
+	if ( m_hOwner )
+	{
+		SetRenderOrigin( m_hOwner->GetRenderOrigin() );
+	}
+
+	BaseClass::Update();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Updates and renders all effects
+//-----------------------------------------------------------------------------
+int C_HopwireExplosion::DrawModel( int flags )
+{
+	AddParticles();
+
+	CMatRenderContextPtr pRenderContext( materials );
+	pRenderContext->Flush();
+	UpdateRefractTexture();
+
+	IMaterial *pMat = materials->FindMaterial( "effects/strider_pinch_dudv", TEXTURE_GROUP_CLIENT_EFFECTS );
+
+	float refract = m_FXCoreAlpha.Interp( gpGlobals->curtime );
+	float scale = m_FXCoreScale.Interp( gpGlobals->curtime );
+
+	IMaterialVar *pVar = pMat->FindVar( "$refractamount", NULL );
+	pVar->SetFloatValue( refract );
+
+	pRenderContext->Bind( pMat, (IClientRenderable*)this );
+	
+	float sin1 = sinf( gpGlobals->curtime * 10 );
+	float sin2 = sinf( gpGlobals->curtime );
+
+	float scaleY = ( sin1 * sin2 ) * 32.0f;
+	float scaleX = (sin2 * sin2) * 32.0f;
+
+	// FIXME: The ball needs to sort properly at all times
+	static color32 white = {255,255,255,255};
+	DrawSpriteTangentSpace( GetRenderOrigin() + ( CurrentViewForward() * 128.0f ), scale+scaleX, scale+scaleY, white );
+
+	return 1;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns the bounds relative to the origin (render bounds)
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::GetRenderBounds( Vector& mins, Vector& maxs )
+{
+	float scale = m_FXCoreScale.Interp( gpGlobals->curtime );
+
+	mins.Init( -scale, -scale, -scale );
+	maxs.Init(  scale,  scale,  scale );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::StartExplosion( void )
+{
+	m_FXCoreScale.Init( 300.0f, 500.0f, 2.0f, INTERP_SPLINE );
+	m_FXCoreAlpha.Init( 0.0f, 0.1f, 1.5f, INTERP_SPLINE );
+
+	// Particle timer
+	m_ParticleTimer.Init( 60 );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::StopExplosion( void )
+{
+	m_FXCoreAlpha.InitFromCurrent( 0.0f, 1.0f, INTERP_SPLINE );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_HopwireExplosion::StartPreExplosion( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Hopwire client class
+//-----------------------------------------------------------------------------
+
+class C_GrenadeHopwire : public C_BaseGrenade
+{
+	DECLARE_CLASS( C_GrenadeHopwire, C_BaseGrenade );
+	DECLARE_CLIENTCLASS();
+
+public:
+	C_GrenadeHopwire( void );
+
+	virtual int		DrawModel( int flags );
+
+	virtual void	OnDataChanged( DataUpdateType_t updateType );
+	virtual void	ReceiveMessage( int classID, bf_read &msg );
+
+private:
+
+	C_HopwireExplosion	m_ExplosionEffect;	// Explosion effect information and drawing
+};
+
+IMPLEMENT_CLIENTCLASS_DT( C_GrenadeHopwire, DT_GrenadeHopwire, CGrenadeHopwire )
+END_RECV_TABLE()
+
+#define	HOPWIRE_START_EXPLOSION		0
+#define	HOPWIRE_STOP_EXPLOSION		1
+#define	HOPWIRE_START_PRE_EXPLOSION	2
+
+//-----------------------------------------------------------------------------
+// Constructor
+//-----------------------------------------------------------------------------
+C_GrenadeHopwire::C_GrenadeHopwire( void )
+{
+	m_ExplosionEffect.SetActive( false );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Receive messages from the server
+// Input  : classID - class to receive the message
+//			&msg - message in question
+//-----------------------------------------------------------------------------
+void C_GrenadeHopwire::ReceiveMessage( int classID, bf_read &msg )
+{
+	if ( classID != GetClientClass()->m_ClassID )
+	{
+		// Message is for subclass
+		BaseClass::ReceiveMessage( classID, msg );
+		return;
+	}
+
+	int messageType = msg.ReadByte();
+	switch( messageType )
+	{
+	case HOPWIRE_START_EXPLOSION:
+		{
+			m_ExplosionEffect.SetActive();
+			m_ExplosionEffect.SetOwner( this );
+			m_ExplosionEffect.StartExplosion();
+		}
+		break;
+	case HOPWIRE_STOP_EXPLOSION:
+		{
+			m_ExplosionEffect.StopExplosion();
+		}
+		break;
+	default:
+		break;
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : updateType - 
+//-----------------------------------------------------------------------------
+void C_GrenadeHopwire::OnDataChanged( DataUpdateType_t updateType )
+{
+	BaseClass::OnDataChanged( updateType );
+
+	m_ExplosionEffect.Update();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : flags - 
+//-----------------------------------------------------------------------------
+int	C_GrenadeHopwire::DrawModel( int flags )
+{
+	if ( m_ExplosionEffect.IsActive() )
+		return 1;
+
+	return BaseClass::DrawModel( flags );
+}
+