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346 lines
8.5 KiB
346 lines
8.5 KiB
//========= 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 "basecsgrenade_projectile.h"
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float GetCurrentGravity( void );
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#ifdef CLIENT_DLL
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#include "c_cs_player.h"
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#else
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#include "bot_manager.h"
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#include "cs_player.h"
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#include "soundent.h"
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#include "te_effect_dispatch.h"
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#include "KeyValues.h"
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BEGIN_DATADESC( CBaseCSGrenadeProjectile )
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DEFINE_THINKFUNC( DangerSoundThink ),
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END_DATADESC()
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#endif
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IMPLEMENT_NETWORKCLASS_ALIASED( BaseCSGrenadeProjectile, DT_BaseCSGrenadeProjectile )
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BEGIN_NETWORK_TABLE( CBaseCSGrenadeProjectile, DT_BaseCSGrenadeProjectile )
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#ifdef CLIENT_DLL
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RecvPropVector( RECVINFO( m_vInitialVelocity ) )
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#else
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SendPropVector( SENDINFO( m_vInitialVelocity ),
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20, // nbits
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0, // flags
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-3000, // low value
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3000 // high value
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)
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#endif
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END_NETWORK_TABLE()
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#ifdef CLIENT_DLL
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void CBaseCSGrenadeProjectile::PostDataUpdate( DataUpdateType_t type )
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{
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BaseClass::PostDataUpdate( type );
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if ( type == DATA_UPDATE_CREATED )
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{
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// Now stick our initial velocity into the interpolation history
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CInterpolatedVar< Vector > &interpolator = GetOriginInterpolator();
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interpolator.ClearHistory();
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float changeTime = GetLastChangeTime( LATCH_SIMULATION_VAR );
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// Add a sample 1 second back.
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Vector vCurOrigin = GetLocalOrigin() - m_vInitialVelocity;
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interpolator.AddToHead( changeTime - 1.0, &vCurOrigin, false );
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// Add the current sample.
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vCurOrigin = GetLocalOrigin();
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interpolator.AddToHead( changeTime, &vCurOrigin, false );
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}
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}
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int CBaseCSGrenadeProjectile::DrawModel( int flags )
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{
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// During the first half-second of our life, don't draw ourselves if he's
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// still playing his throw animation.
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// (better yet, we could draw ourselves in his hand).
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if ( GetThrower() != C_BasePlayer::GetLocalPlayer() )
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{
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if ( gpGlobals->curtime - m_flSpawnTime < 0.5 )
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{
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C_CSPlayer *pPlayer = dynamic_cast<C_CSPlayer*>( GetThrower() );
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if ( pPlayer && pPlayer->m_PlayerAnimState->IsThrowingGrenade() )
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{
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return 0;
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}
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}
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}
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return BaseClass::DrawModel( flags );
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}
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void CBaseCSGrenadeProjectile::Spawn()
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{
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m_flSpawnTime = gpGlobals->curtime;
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BaseClass::Spawn();
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}
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#else
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void CBaseCSGrenadeProjectile::PostConstructor( const char *className )
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{
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BaseClass::PostConstructor( className );
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TheBots->AddGrenade( this );
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}
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CBaseCSGrenadeProjectile::~CBaseCSGrenadeProjectile()
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{
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TheBots->RemoveGrenade( this );
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}
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void CBaseCSGrenadeProjectile::Spawn( void )
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{
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BaseClass::Spawn();
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SetSolidFlags( FSOLID_NOT_STANDABLE );
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SetMoveType( MOVETYPE_FLYGRAVITY, MOVECOLLIDE_FLY_CUSTOM );
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SetSolid( SOLID_BBOX ); // So it will collide with physics props!
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// smaller, cube bounding box so we rest on the ground
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SetSize( Vector ( -2, -2, -2 ), Vector ( 2, 2, 2 ) );
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}
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void CBaseCSGrenadeProjectile::DangerSoundThink( void )
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{
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if (!IsInWorld())
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{
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Remove( );
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return;
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}
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if( gpGlobals->curtime > m_flDetonateTime )
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{
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Detonate();
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return;
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}
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CSoundEnt::InsertSound ( SOUND_DANGER, GetAbsOrigin() + GetAbsVelocity() * 0.5, GetAbsVelocity().Length( ), 0.2 );
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SetNextThink( gpGlobals->curtime + 0.2 );
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if (GetWaterLevel() != 0)
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{
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SetAbsVelocity( GetAbsVelocity() * 0.5 );
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}
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}
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//Sets the time at which the grenade will explode
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void CBaseCSGrenadeProjectile::SetDetonateTimerLength( float timer )
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{
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m_flDetonateTime = gpGlobals->curtime + timer;
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}
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void CBaseCSGrenadeProjectile::ResolveFlyCollisionCustom( trace_t &trace, Vector &vecVelocity )
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{
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//Assume all surfaces have the same elasticity
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float flSurfaceElasticity = 1.0;
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//Don't bounce off of players with perfect elasticity
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if( trace.m_pEnt && trace.m_pEnt->IsPlayer() )
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{
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flSurfaceElasticity = 0.3;
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}
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// if its breakable glass and we kill it, don't bounce.
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// give some damage to the glass, and if it breaks, pass
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// through it.
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bool breakthrough = false;
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if( trace.m_pEnt && FClassnameIs( trace.m_pEnt, "func_breakable" ) )
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{
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breakthrough = true;
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}
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if( trace.m_pEnt && FClassnameIs( trace.m_pEnt, "func_breakable_surf" ) )
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{
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breakthrough = true;
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}
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if (breakthrough)
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{
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CTakeDamageInfo info( this, this, 10, DMG_CLUB );
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trace.m_pEnt->DispatchTraceAttack( info, GetAbsVelocity(), &trace );
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ApplyMultiDamage();
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if( trace.m_pEnt->m_iHealth <= 0 )
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{
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// slow our flight a little bit
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Vector vel = GetAbsVelocity();
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vel *= 0.4;
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SetAbsVelocity( vel );
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return;
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}
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}
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float flTotalElasticity = GetElasticity() * flSurfaceElasticity;
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flTotalElasticity = clamp( flTotalElasticity, 0.0f, 0.9f );
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// NOTE: A backoff of 2.0f is a reflection
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Vector vecAbsVelocity;
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PhysicsClipVelocity( GetAbsVelocity(), trace.plane.normal, vecAbsVelocity, 2.0f );
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vecAbsVelocity *= flTotalElasticity;
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// Get the total velocity (player + conveyors, etc.)
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VectorAdd( vecAbsVelocity, GetBaseVelocity(), vecVelocity );
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float flSpeedSqr = DotProduct( vecVelocity, vecVelocity );
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// Stop if on ground.
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if ( trace.plane.normal.z > 0.7f ) // Floor
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{
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// Verify that we have an entity.
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CBaseEntity *pEntity = trace.m_pEnt;
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Assert( pEntity );
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SetAbsVelocity( vecAbsVelocity );
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if ( flSpeedSqr < ( 30 * 30 ) )
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{
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if ( pEntity->IsStandable() )
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{
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SetGroundEntity( pEntity );
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}
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// Reset velocities.
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SetAbsVelocity( vec3_origin );
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SetLocalAngularVelocity( vec3_angle );
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//align to the ground so we're not standing on end
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QAngle angle;
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VectorAngles( trace.plane.normal, angle );
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// rotate randomly in yaw
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angle[1] = random->RandomFloat( 0, 360 );
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// TODO: rotate around trace.plane.normal
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SetAbsAngles( angle );
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}
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else
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{
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Vector vecDelta = GetBaseVelocity() - vecAbsVelocity;
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Vector vecBaseDir = GetBaseVelocity();
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VectorNormalize( vecBaseDir );
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float flScale = vecDelta.Dot( vecBaseDir );
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VectorScale( vecAbsVelocity, ( 1.0f - trace.fraction ) * gpGlobals->frametime, vecVelocity );
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VectorMA( vecVelocity, ( 1.0f - trace.fraction ) * gpGlobals->frametime, GetBaseVelocity() * flScale, vecVelocity );
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PhysicsPushEntity( vecVelocity, &trace );
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}
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}
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else
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{
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// If we get *too* slow, we'll stick without ever coming to rest because
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// we'll get pushed down by gravity faster than we can escape from the wall.
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if ( flSpeedSqr < ( 30 * 30 ) )
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{
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// Reset velocities.
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SetAbsVelocity( vec3_origin );
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SetLocalAngularVelocity( vec3_angle );
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}
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else
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{
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SetAbsVelocity( vecAbsVelocity );
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}
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}
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BounceSound();
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// tell the bots a grenade has bounced
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CCSPlayer *player = ToCSPlayer(GetThrower());
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if ( player )
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{
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IGameEvent * event = gameeventmanager->CreateEvent( "grenade_bounce" );
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if ( event )
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{
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event->SetInt( "userid", player->GetUserID() );
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event->SetFloat( "x", GetAbsOrigin().x );
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event->SetFloat( "y", GetAbsOrigin().y );
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event->SetFloat( "z", GetAbsOrigin().z );
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gameeventmanager->FireEvent( event );
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}
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}
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}
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void CBaseCSGrenadeProjectile::SetupInitialTransmittedGrenadeVelocity( const Vector &velocity )
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{
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m_vInitialVelocity = velocity;
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}
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#define MAX_WATER_SURFACE_DISTANCE 512
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void CBaseCSGrenadeProjectile::Splash()
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{
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Vector centerPoint = GetAbsOrigin();
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Vector normal( 0, 0, 1 );
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// Find our water surface by tracing up till we're out of the water
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trace_t tr;
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Vector vecTrace( 0, 0, MAX_WATER_SURFACE_DISTANCE );
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UTIL_TraceLine( centerPoint, centerPoint + vecTrace, MASK_WATER, NULL, COLLISION_GROUP_NONE, &tr );
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// If we didn't start in water, we're above it
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if ( tr.startsolid == false )
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{
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// Look downward to find the surface
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vecTrace.Init( 0, 0, -MAX_WATER_SURFACE_DISTANCE );
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UTIL_TraceLine( centerPoint, centerPoint + vecTrace, MASK_WATER, NULL, COLLISION_GROUP_NONE, &tr );
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// If we hit it, setup the explosion
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if ( tr.fraction < 1.0f )
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{
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centerPoint = tr.endpos;
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}
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else
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{
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//NOTENOTE: We somehow got into a splash without being near water?
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Assert( 0 );
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}
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}
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else if ( tr.fractionleftsolid )
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{
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// Otherwise we came out of the water at this point
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centerPoint = centerPoint + (vecTrace * tr.fractionleftsolid);
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}
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else
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{
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// Use default values, we're really deep
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}
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CEffectData data;
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data.m_vOrigin = centerPoint;
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data.m_vNormal = normal;
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data.m_flScale = random->RandomFloat( 1.0f, 2.0f );
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if ( GetWaterType() & CONTENTS_SLIME )
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{
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data.m_fFlags |= FX_WATER_IN_SLIME;
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}
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DispatchEffect( "gunshotsplash", data );
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}
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#endif // !CLIENT_DLL
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