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