1HEADmaster

1 files changed, 244 insertions, 0 deletions

diff --git a/game/server/hl2/grenade_molotov.cpp b/game/server/hl2/grenade_molotov.cpp
new file mode 100644
index 0000000..d688042
--- /dev/null
+++ b/game/server/hl2/grenade_molotov.cpp
@@ -0,0 +1,244 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Flaming bottle thrown from the hand
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "player.h"
+#include "ammodef.h"
+#include "gamerules.h"
+#include "grenade_molotov.h"
+#include "weapon_brickbat.h"
+#include "soundent.h"
+#include "decals.h"
+#include "fire.h"
+#include "shake.h"
+#include "ndebugoverlay.h"
+#include "vstdlib/random.h"
+#include "engine/IEngineSound.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+extern short	g_sModelIndexFireball;
+
+extern ConVar    sk_plr_dmg_molotov;
+extern ConVar    sk_npc_dmg_molotov;
+ConVar    sk_molotov_radius			( "sk_molotov_radius","0");
+
+#define MOLOTOV_EXPLOSION_VOLUME	1024
+
+BEGIN_DATADESC( CGrenade_Molotov )
+
+	DEFINE_FIELD( m_pFireTrail, FIELD_CLASSPTR ),
+
+	// Function Pointers
+	DEFINE_FUNCTION( MolotovTouch ),
+	DEFINE_FUNCTION( MolotovThink ),
+
+END_DATADESC()
+
+LINK_ENTITY_TO_CLASS( grenade_molotov, CGrenade_Molotov );
+
+void CGrenade_Molotov::Spawn( void )
+{
+	SetMoveType( MOVETYPE_FLYGRAVITY, MOVECOLLIDE_FLY_BOUNCE );
+	SetSolid( SOLID_BBOX ); 
+	SetCollisionGroup( COLLISION_GROUP_PROJECTILE );
+
+	SetModel( "models/weapons/w_molotov.mdl");
+
+	UTIL_SetSize(this, Vector( -6, -6, -2), Vector(6, 6, 2));
+
+	SetTouch( MolotovTouch );
+	SetThink( MolotovThink );
+	SetNextThink( gpGlobals->curtime + 0.1f );
+
+	m_flDamage		= sk_plr_dmg_molotov.GetFloat();
+	m_DmgRadius		= sk_molotov_radius.GetFloat();
+
+	m_takedamage	= DAMAGE_YES;
+	m_iHealth		= 1;
+
+	SetGravity( 1.0 );
+	SetFriction( 0.8 );  // Give a little bounce so can flatten
+	SetSequence( 1 );
+
+	m_pFireTrail = SmokeTrail::CreateSmokeTrail();
+
+	if( m_pFireTrail )
+	{
+		m_pFireTrail->m_SpawnRate			= 48;
+		m_pFireTrail->m_ParticleLifetime	= 1.0f;
+		
+		m_pFireTrail->m_StartColor.Init( 0.2f, 0.2f, 0.2f );
+		m_pFireTrail->m_EndColor.Init( 0.0, 0.0, 0.0 );
+		
+		m_pFireTrail->m_StartSize	= 8;
+		m_pFireTrail->m_EndSize		= 32;
+		m_pFireTrail->m_SpawnRadius	= 4;
+		m_pFireTrail->m_MinSpeed	= 8;
+		m_pFireTrail->m_MaxSpeed	= 16;
+		m_pFireTrail->m_Opacity		= 0.25f;
+
+		m_pFireTrail->SetLifetime( 20.0f );
+		m_pFireTrail->FollowEntity( this, "0" );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+// Input  :
+// Output :
+//-----------------------------------------------------------------------------
+void CGrenade_Molotov::MolotovTouch( CBaseEntity *pOther )
+{
+	Detonate();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//
+//
+//-----------------------------------------------------------------------------
+void CGrenade_Molotov::Detonate( void ) 
+{
+	SetModelName( NULL_STRING );		//invisible
+	AddSolidFlags( FSOLID_NOT_SOLID );	// intangible
+
+	m_takedamage = DAMAGE_NO;
+
+	trace_t trace;
+	UTIL_TraceLine ( GetAbsOrigin(), GetAbsOrigin() + Vector ( 0, 0, -128 ),  MASK_SOLID_BRUSHONLY, 
+		this, COLLISION_GROUP_NONE, &trace);
+
+	// Pull out of the wall a bit
+	if ( trace.fraction != 1.0 )
+	{
+		SetLocalOrigin( trace.endpos + (trace.plane.normal * (m_flDamage - 24) * 0.6) );
+	}
+
+	int contents = UTIL_PointContents ( GetAbsOrigin() );
+	
+	if ( (contents & MASK_WATER) )
+	{
+		UTIL_Remove( this );
+		return;
+	}
+
+	EmitSound( "Grenade_Molotov.Detonate");
+
+// Start some fires
+	int i;
+	QAngle vecTraceAngles;
+	Vector vecTraceDir;
+	trace_t firetrace;
+
+	for( i = 0 ; i < 16 ; i++ )
+	{
+		// build a little ray
+		vecTraceAngles[PITCH]	= random->RandomFloat(45, 135);
+		vecTraceAngles[YAW]		= random->RandomFloat(0, 360);
+		vecTraceAngles[ROLL]	= 0.0f;
+
+		AngleVectors( vecTraceAngles, &vecTraceDir );
+
+		Vector vecStart, vecEnd;
+
+		vecStart = GetAbsOrigin() + ( trace.plane.normal * 128 );
+		vecEnd = vecStart + vecTraceDir * 512;
+
+		UTIL_TraceLine( vecStart, vecEnd, MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &firetrace );
+
+		Vector	ofsDir = ( firetrace.endpos - GetAbsOrigin() );
+		float	offset = VectorNormalize( ofsDir );
+
+		if ( offset > 128 )
+			offset = 128;
+
+		//Get our scale based on distance
+		float scale	 = 0.1f + ( 0.75f * ( 1.0f - ( offset / 128.0f ) ) );
+		float growth = 0.1f + ( 0.75f * ( offset / 128.0f ) );
+
+		if( firetrace.fraction != 1.0 )
+		{
+			FireSystem_StartFire( firetrace.endpos, scale, growth, 30.0f, (SF_FIRE_START_ON|SF_FIRE_SMOKELESS|SF_FIRE_NO_GLOW), (CBaseEntity*) this, FIRE_NATURAL );
+		}
+	}
+// End Start some fires
+	
+	CPASFilter filter2( trace.endpos );
+
+	te->Explosion( filter2, 0.0,
+		&trace.endpos, 
+		g_sModelIndexFireball,
+		2.0, 
+		15,
+		TE_EXPLFLAG_NOPARTICLES,
+		m_DmgRadius,
+		m_flDamage );
+
+	CBaseEntity *pOwner;
+	pOwner = GetOwnerEntity();
+	SetOwnerEntity( NULL ); // can't traceline attack owner if this is set
+
+	UTIL_DecalTrace( &trace, "Scorch" );
+
+	UTIL_ScreenShake( GetAbsOrigin(), 25.0, 150.0, 1.0, 750, SHAKE_START );
+	CSoundEnt::InsertSound ( SOUND_DANGER, GetAbsOrigin(), BASEGRENADE_EXPLOSION_VOLUME, 3.0 );
+
+	RadiusDamage( CTakeDamageInfo( this, pOwner, m_flDamage, DMG_BLAST ), GetAbsOrigin(), m_DmgRadius, CLASS_NONE, NULL );
+
+	AddEffects( EF_NODRAW );
+	SetAbsVelocity( vec3_origin );
+	SetNextThink( gpGlobals->curtime + 0.2 );
+
+	if ( m_pFireTrail )
+	{
+		UTIL_Remove( m_pFireTrail );
+	}
+
+	UTIL_Remove(this);
+}
+
+//------------------------------------------------------------------------------
+// Purpose :
+// Input   :
+// Output  :
+//------------------------------------------------------------------------------
+void CGrenade_Molotov::MolotovThink( void )
+{
+	// See if I can lose my owner (has dropper moved out of way?)
+	// Want do this so owner can throw the brickbat
+	if (GetOwnerEntity())
+	{
+		trace_t tr;
+		Vector	vUpABit = GetAbsOrigin();
+		vUpABit.z += 5.0;
+
+		CBaseEntity* saveOwner	= GetOwnerEntity();
+		SetOwnerEntity( NULL );
+		UTIL_TraceEntity( this, GetAbsOrigin(), vUpABit, MASK_SOLID, &tr );
+		if ( tr.startsolid || tr.fraction != 1.0 )
+		{
+			SetOwnerEntity( saveOwner );
+		}
+	}
+	SetNextThink( gpGlobals->curtime + 0.1f );
+}
+
+void CGrenade_Molotov::Precache( void )
+{
+	BaseClass::Precache();
+
+	PrecacheModel("models/weapons/w_bb_bottle.mdl");
+
+	UTIL_PrecacheOther("_firesmoke");
+
+	PrecacheScriptSound( "Grenade_Molotov.Detonate" );
+}
+