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1 files changed, 107 insertions, 0 deletions

diff --git a/game/server/waterbullet.cpp b/game/server/waterbullet.cpp
new file mode 100644
index 0000000..d5e726f
--- /dev/null
+++ b/game/server/waterbullet.cpp
@@ -0,0 +1,107 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: An effect for a single bullet passing through a body of water.
+//			The slug quickly decelerates, leaving a trail of bubbles behind it.
+//
+//			TODO: make clientside
+//
+//=============================================================================//
+#include "cbase.h"
+#include "waterbullet.h"
+#include "ndebugoverlay.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+#define WATERBULLET_INITIAL_SPEED		1000.0
+#define WATERBULLET_STOP_TIME			0.5 // how long it takes a bullet in water to come to a stop!
+
+#define WATERBULLET_DECAY	( WATERBULLET_INITIAL_SPEED / WATERBULLET_STOP_TIME )
+
+BEGIN_DATADESC( CWaterBullet )
+
+	// Function Pointers
+	DEFINE_FUNCTION( Touch ),
+	DEFINE_FUNCTION( BulletThink ),
+
+END_DATADESC()
+
+LINK_ENTITY_TO_CLASS( waterbullet, CWaterBullet );
+
+IMPLEMENT_SERVERCLASS_ST( CWaterBullet, DT_WaterBullet )
+END_SEND_TABLE()
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CWaterBullet::Precache()
+{
+	PrecacheModel( "models/weapons/w_bullet.mdl" );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CWaterBullet::Spawn( const Vector &vecOrigin, const Vector &vecDir )
+{
+	Precache();
+
+	SetSolid( SOLID_BBOX );
+	SetModel( "models/weapons/w_bullet.mdl" );
+	UTIL_SetSize( this, vec3_origin, vec3_origin );
+
+	SetMoveType( MOVETYPE_FLY );
+
+	SetGravity( 0.0 );
+
+	QAngle angles;
+	SetAbsOrigin( vecOrigin );
+	
+	SetAbsVelocity( vecDir * 1500.0f );
+	VectorAngles( GetAbsVelocity(), angles );
+	SetAbsAngles( angles );
+
+	SetCollisionGroup( COLLISION_GROUP_DEBRIS );
+	SetTouch( &CWaterBullet::Touch );
+
+	SetThink( &CWaterBullet::BulletThink );
+	SetNextThink( gpGlobals->curtime );
+}
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+void CWaterBullet::BulletThink()
+{
+	//NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() - GetAbsVelocity() * 0.1, 255, 255, 255, false, 1 );
+	SetNextThink( gpGlobals->curtime + 0.05 );
+
+/*
+	QAngle angles = GetAbsAngles();
+	angles.x += random->RandomInt( -6, 6 );
+	angles.y += random->RandomInt( -6, 6 );
+	SetAbsAngles( angles );
+*/
+
+	Vector forward;
+	AngleVectors( GetAbsAngles(), &forward );
+	SetAbsVelocity( forward * 1500.0f );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CWaterBullet::Touch( CBaseEntity *pOther )
+{
+	Vector	vecDir = GetAbsVelocity();
+	float speed = VectorNormalize( vecDir );
+
+	Vector	vecStart = GetAbsOrigin() - ( vecDir * 8 );
+	Vector	vecEnd = GetAbsOrigin() + ( vecDir * speed );
+
+	trace_t	tr;
+	UTIL_TraceLine( vecStart, vecEnd, MASK_SHOT, NULL, &tr );
+	UTIL_ImpactTrace( &tr, DMG_BULLET );
+
+	UTIL_Remove( this );
+}