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game/shared/tf2/grenade_stickybomb.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Sticky bombs thrown by the recon
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "player.h"
+#include "basegrenade_shared.h"
+#include "tf_shareddefs.h"
+#include "Sprite.h"
+
+
+// Damage CVars
+ConVar	grenade_stickybomb_damage( "grenade_stickybomb_damage","0", 0, "Recon's stickybomb maximum damage" );
+ConVar	grenade_stickybomb_radius( "grenade_stickybomb_radius","0", 0, "Recon's stickybomb splash radius" );
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class CGrenadeStickyBomb : public CBaseGrenade
+{
+	DECLARE_CLASS( CGrenadeStickyBomb, CBaseGrenade );
+public:
+	CGrenadeStickyBomb();
+
+	DECLARE_DATADESC();
+
+	void Spawn( void );
+	void Precache( void );
+	void SetTimer( float timer );
+	void StickyTouch( CBaseEntity *pOther );
+	virtual void	Explode( trace_t *pTrace, int bitsDamageType );
+	virtual int		GetDamageType() const { return DMG_BLAST; }
+
+private:
+	CSprite		*m_pLiveSprite;
+};
+
+// Global Savedata for friction modifier
+BEGIN_DATADESC( CGrenadeStickyBomb )
+
+	// Function Pointers
+	DEFINE_ENTITYFUNC( StickyTouch ),
+
+END_DATADESC()
+
+
+LINK_ENTITY_TO_CLASS( grenade_stickybomb, CGrenadeStickyBomb );
+PRECACHE_WEAPON_REGISTER(grenade_stickybomb);
+
+CGrenadeStickyBomb::CGrenadeStickyBomb()
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CGrenadeStickyBomb::Precache( void )
+{
+	PrecacheModel( "models/weapons/w_grenade.mdl" );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CGrenadeStickyBomb::Spawn( void )
+{
+	Precache();
+
+	SetMoveType( MOVETYPE_FLYGRAVITY, MOVECOLLIDE_FLY_BOUNCE );
+	SetSolid( SOLID_BBOX );
+	SetGravity( 0.6 );
+	SetFriction( 1.0 );
+	SetModel( "models/weapons/w_grenade.mdl");
+	UTIL_SetSize(this, Vector( -4, -4, -4), Vector(4, 4, 4));
+	SetTouch( StickyTouch );
+	SetCollisionGroup( TFCOLLISION_GROUP_WEAPON );
+
+	// Create a red light
+	m_pLiveSprite = CSprite::SpriteCreate( "sprites/redglow1.vmt", GetLocalOrigin(), false );
+	m_pLiveSprite->SetTransparency( kRenderGlow, 255, 200, 200, 255, kRenderFxNoDissipation );
+	m_pLiveSprite->SetBrightness( 255 );
+	m_pLiveSprite->SetScale( 0.3 );
+	m_pLiveSprite->SetAttachment( this, 0 );
+
+	// Set my damages to the cvar values
+	SetDamage( grenade_stickybomb_damage.GetFloat() );
+	SetDamageRadius( grenade_stickybomb_radius.GetFloat() );
+
+	SetTimer( 2.0 );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CGrenadeStickyBomb::SetTimer( float timer )
+{
+	SetThink( Detonate );
+	SetNextThink( gpGlobals->curtime + timer );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Make the grenade stick to whatever it touches
+//-----------------------------------------------------------------------------
+void CGrenadeStickyBomb::StickyTouch( CBaseEntity *pOther )
+{
+	if ( pOther->IsBSPModel() == false )
+		return;
+
+	BounceSound();
+	SetAbsVelocity( vec3_origin );
+	SetMoveType( MOVETYPE_NONE );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Remove my glow when I'm removed
+//-----------------------------------------------------------------------------
+void CGrenadeStickyBomb::Explode( trace_t *pTrace, int bitsDamageType )
+{
+	if ( m_pLiveSprite )
+	{
+		UTIL_Remove( m_pLiveSprite );
+		m_pLiveSprite = NULL;
+	}
+
+	BaseClass::Explode( pTrace, bitsDamageType );
+}