161 lines
3.9 KiB
C++
161 lines
3.9 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#include "cbase.h"
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#include "c_basetempentity.h"
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#include <cliententitylist.h>
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#include "ammodef.h"
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#include "c_te_effect_dispatch.h"
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#include "shot_manipulator.h"
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class C_TEHL2MPFireBullets : public C_BaseTempEntity
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{
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public:
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DECLARE_CLASS( C_TEHL2MPFireBullets, C_BaseTempEntity );
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DECLARE_CLIENTCLASS();
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virtual void PostDataUpdate( DataUpdateType_t updateType );
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void CreateEffects( void );
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public:
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int m_iPlayer;
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Vector m_vecOrigin;
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Vector m_vecDir;
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int m_iAmmoID;
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int m_iWeaponIndex;
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int m_iSeed;
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float m_flSpread;
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int m_iShots;
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bool m_bDoImpacts;
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bool m_bDoTracers;
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};
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class CTraceFilterSkipPlayerAndViewModelOnly : public CTraceFilter
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{
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public:
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virtual bool ShouldHitEntity( IHandleEntity *pServerEntity, int contentsMask )
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{
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C_BaseEntity *pEntity = EntityFromEntityHandle( pServerEntity );
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if( pEntity &&
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( ( dynamic_cast<C_BaseViewModel *>( pEntity ) != NULL ) ||
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( dynamic_cast<C_BasePlayer *>( pEntity ) != NULL ) ) )
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{
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return false;
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}
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else
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{
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return true;
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}
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}
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};
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void C_TEHL2MPFireBullets::CreateEffects( void )
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{
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CAmmoDef* pAmmoDef = GetAmmoDef();
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if ( pAmmoDef == NULL )
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return;
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C_BaseEntity *pEnt = ClientEntityList().GetEnt( m_iPlayer );
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if ( pEnt )
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{
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C_BasePlayer *pPlayer = dynamic_cast<C_BasePlayer *>(pEnt);
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if ( pPlayer && pPlayer->GetActiveWeapon() )
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{
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C_BaseCombatWeapon *pWpn = dynamic_cast<C_BaseCombatWeapon *>( pPlayer->GetActiveWeapon() );
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if ( pWpn )
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{
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int iSeed = m_iSeed;
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CShotManipulator Manipulator( m_vecDir );
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for (int iShot = 0; iShot < m_iShots; iShot++)
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{
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RandomSeed( iSeed ); // init random system with this seed
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// Don't run the biasing code for the player at the moment.
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Vector vecDir = Manipulator.ApplySpread( Vector( m_flSpread, m_flSpread, m_flSpread ) );
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Vector vecEnd = m_vecOrigin + vecDir * MAX_TRACE_LENGTH;
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trace_t tr;
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CTraceFilterSkipPlayerAndViewModelOnly traceFilter;
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if( m_iShots > 1 && iShot % 2 )
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{
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// Half of the shotgun pellets are hulls that make it easier to hit targets with the shotgun.
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UTIL_TraceHull( m_vecOrigin, vecEnd, Vector( -3, -3, -3 ), Vector( 3, 3, 3 ), MASK_SHOT, &traceFilter, &tr );
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}
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else
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{
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UTIL_TraceLine( m_vecOrigin, vecEnd, MASK_SHOT, &traceFilter, &tr);
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}
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if ( m_bDoTracers )
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{
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const char *pTracerName = pWpn->GetTracerType();
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CEffectData data;
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data.m_vStart = tr.startpos;
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data.m_vOrigin = tr.endpos;
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data.m_hEntity = pWpn->GetRefEHandle();
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data.m_flScale = 0.0f;
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data.m_fFlags |= TRACER_FLAG_USEATTACHMENT;
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// Stomp the start, since it's not going to be used anyway
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data.m_nAttachmentIndex = 1;
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if ( pTracerName )
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{
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DispatchEffect( pTracerName, data );
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}
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else
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{
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DispatchEffect( "Tracer", data );
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}
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}
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if ( m_bDoImpacts )
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{
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pWpn->DoImpactEffect( tr, pAmmoDef->DamageType( m_iAmmoID ) );
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}
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iSeed++;
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}
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}
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}
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}
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}
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void C_TEHL2MPFireBullets::PostDataUpdate( DataUpdateType_t updateType )
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{
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if ( m_bDoTracers || m_bDoImpacts )
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{
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CreateEffects();
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}
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}
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IMPLEMENT_CLIENTCLASS_EVENT( C_TEHL2MPFireBullets, DT_TEHL2MPFireBullets, CTEHL2MPFireBullets );
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BEGIN_RECV_TABLE_NOBASE(C_TEHL2MPFireBullets, DT_TEHL2MPFireBullets )
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RecvPropVector( RECVINFO( m_vecOrigin ) ),
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RecvPropVector( RECVINFO( m_vecDir ) ),
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RecvPropInt( RECVINFO( m_iAmmoID ) ),
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RecvPropInt( RECVINFO( m_iSeed ) ),
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RecvPropInt( RECVINFO( m_iShots ) ),
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RecvPropInt( RECVINFO( m_iPlayer ) ),
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RecvPropInt( RECVINFO( m_iWeaponIndex ) ),
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RecvPropFloat( RECVINFO( m_flSpread ) ),
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RecvPropBool( RECVINFO( m_bDoImpacts ) ),
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RecvPropBool( RECVINFO( m_bDoTracers ) ),
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END_RECV_TABLE()
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