bool CTFWeaponBaseMelee::DoSwingTrace( trace_t &trace )
{
// Setup a volume for the melee weapon to be swung - approx size, so all melee behave the same.
static Vector vecSwingMins( -18, -18, -18 );
static Vector vecSwingMaxs( 18, 18, 18 );
// Get the current player.
CTFPlayer *pPlayer = GetTFPlayerOwner();
if ( !pPlayer )
return false;
// Setup the swing range.
Vector vecForward;
AngleVectors( pPlayer->EyeAngles(), &vecForward );
Vector vecSwingStart = pPlayer->Weapon_ShootPosition();
Vector vecSwingEnd = vecSwingStart + vecForward * 48;
// See if we hit anything.
UTIL_TraceLine( vecSwingStart, vecSwingEnd, MASK_SOLID, pPlayer, COLLISION_GROUP_NONE, &trace );
if ( trace.fraction >= 1.0 )
{
UTIL_TraceHull( vecSwingStart, vecSwingEnd, vecSwingMins, vecSwingMaxs, MASK_SOLID, pPlayer, COLLISION_GROUP_NONE, &trace );
if ( trace.fraction < 1.0 )
{
// Calculate the point of intersection of the line (or hull) and the object we hit
// This is and approximation of the "best" intersection
CBaseEntity *pHit = trace.m_pEnt;
if ( !pHit || pHit->IsBSPModel() )
{
// Why duck hull min/max?
FindHullIntersection( vecSwingStart, trace, VEC_DUCK_HULL_MIN, VEC_DUCK_HULL_MAX, pPlayer );
}
// This is the point on the actual surface (the hull could have hit space)
vecSwingEnd = trace.endpos;
}
}
return ( trace.fraction < 1.0f );
}
// -----------------------------------------------------------------------------
// Purpose:
// Note: Think function to delay the impact decal until the animation is finished
// playing.
// -----------------------------------------------------------------------------
void CTFWeaponBaseMelee::Smack( void )
{
trace_t trace;
CBasePlayer *pPlayer = GetPlayerOwner();
if ( !pPlayer )
return;
#if !defined (CLIENT_DLL)
// Move other players back to history positions based on local player's lag
lagcompensation->StartLagCompensation( pPlayer, pPlayer->GetCurrentCommand() );
#endif
// We hit, setup the smack.
if ( DoSwingTrace( trace ) )
{
// Hit sound - immediate.
if( trace.m_pEnt->IsPlayer() )
{
WeaponSound( MELEE_HIT );
}
else
{
WeaponSound( MELEE_HIT_WORLD );
}
// Get the current player.
CTFPlayer *pPlayer = GetTFPlayerOwner();
if ( !pPlayer )
return;
Vector vecForward;
AngleVectors( pPlayer->EyeAngles(), &vecForward );
Vector vecSwingStart = pPlayer->Weapon_ShootPosition();
Vector vecSwingEnd = vecSwingStart + vecForward * 48;
#ifndef CLIENT_DLL
// Do Damage.
int iCustomDamage = TF_DMG_CUSTOM_NONE;
float flDamage = GetMeleeDamage( trace.m_pEnt, iCustomDamage );
int iDmgType = DMG_BULLET | DMG_NEVERGIB | DMG_CLUB;
if ( IsCurrentAttackACrit() )
{
// TODO: Not removing the old critical path yet, but the new custom damage is marking criticals as well for melee now.
iDmgType |= DMG_CRITICAL;
}
CTFWeaponBase *pWpn = pPlayer->GetActiveTFWeapon();
CTFUbersaw *pUbersaw = dynamic_cast<CTFUbersaw*>(pWpn);
CWeaponMedigun *pMedigun = static_cast<CWeaponMedigun*>(pPlayer->Weapon_OwnsThisID(TF_WEAPON_MEDIGUN));
if (pMedigun && pUbersaw)
{
if(trace.m_pEnt->IsPlayer() && trace.m_pEnt->GetTeamNumber() != pPlayer->GetTeamNumber())
{
pMedigun->AddCharge();
}
}
CWeaponKritzkrieg *pKritzkrieg = static_cast<CWeaponKritzkrieg*>(pPlayer->Weapon_OwnsThisID(TF_WEAPON_KRITZKRIEG));
if (pKritzkrieg && pUbersaw)
{
if(trace.m_pEnt->IsPlayer() && trace.m_pEnt->GetTeamNumber() != pPlayer->GetTeamNumber())
{
pKritzkrieg->AddCharge();
}
}
CTakeDamageInfo info( pPlayer, pPlayer, flDamage, iDmgType, iCustomDamage );
CalculateMeleeDamageForce( &info, vecForward, vecSwingEnd, 1.0f / flDamage * tf_meleeattackforcescale.GetFloat() );
trace.m_pEnt->DispatchTraceAttack( info, vecForward, &trace );
ApplyMultiDamage();
OnEntityHit( trace.m_pEnt );
#endif
// Don't impact trace friendly players or objects
if ( trace.m_pEnt && trace.m_pEnt->GetTeamNumber() != pPlayer->GetTeamNumber() )
{
#ifdef CLIENT_DLL
UTIL_ImpactTrace( &trace, DMG_CLUB );
#endif
m_bConnected = true;
}
}
#if !defined (CLIENT_DLL)
lagcompensation->FinishLagCompensation( pPlayer );
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFFlameThrower::SecondaryAttack()
{
if ( !tf2c_airblast.GetBool() )
return;
int iNoAirblast = 0;
CALL_ATTRIB_HOOK_FLOAT( iNoAirblast, set_flamethrower_push_disabled );
if ( iNoAirblast )
return;
// Get the player owning the weapon.
CTFPlayer *pOwner = ToTFPlayer( GetPlayerOwner() );
if ( !pOwner )
return;
if ( !CanAttack() )
{
m_iWeaponState = FT_STATE_IDLE;
return;
}
#ifdef CLIENT_DLL
StopFlame();
#endif
m_iWeaponState = FT_STATE_AIRBLASTING;
SendWeaponAnim( ACT_VM_SECONDARYATTACK );
WeaponSound( WPN_DOUBLE );
#ifdef CLIENT_DLL
if ( prediction->IsFirstTimePredicted() )
{
StartFlame();
}
#else
// Let the player remember the usercmd he fired a weapon on. Assists in making decisions about lag compensation.
pOwner->NoteWeaponFired();
pOwner->SpeakWeaponFire();
CTF_GameStats.Event_PlayerFiredWeapon( pOwner, false );
// Move other players back to history positions based on local player's lag
lagcompensation->StartLagCompensation( pOwner, pOwner->GetCurrentCommand() );
Vector vecDir;
QAngle angDir = pOwner->EyeAngles();
AngleVectors( angDir, &vecDir );
const Vector vecBlastSize = Vector( 128, 128, 64 );
// Picking max out of length, width, height for airblast distance.
float flBlastDist = max( max( vecBlastSize.x, vecBlastSize.y ), vecBlastSize.z );
Vector vecOrigin = pOwner->Weapon_ShootPosition() + vecDir * flBlastDist;
CBaseEntity *pList[64];
int count = UTIL_EntitiesInBox( pList, 64, vecOrigin - vecBlastSize, vecOrigin + vecBlastSize, 0 );
if ( tf2c_debug_airblast.GetBool() )
{
NDebugOverlay::Box( vecOrigin, -vecBlastSize, vecBlastSize, 0, 0, 255, 100, 2.0 );
}
for ( int i = 0; i < count; i++ )
{
CBaseEntity *pEntity = pList[i];
if ( !pEntity )
continue;
if ( pEntity == pOwner )
continue;
if ( !pEntity->IsDeflectable() )
continue;
// Make sure we can actually see this entity so we don't hit anything through walls.
trace_t tr;
UTIL_TraceLine( pOwner->Weapon_ShootPosition(), pEntity->WorldSpaceCenter(), MASK_SOLID, this, COLLISION_GROUP_DEBRIS, &tr );
if ( tr.fraction != 1.0f )
continue;
if ( pEntity->IsPlayer() )
{
if ( !pEntity->IsAlive() )
continue;
CTFPlayer *pTFPlayer = ToTFPlayer( pEntity );
Vector vecPushDir;
QAngle angPushDir = angDir;
// Push them at least 45 degrees up.
angPushDir[PITCH] = min( -45, angPushDir[PITCH] );
AngleVectors( angPushDir, &vecPushDir );
DeflectPlayer( pTFPlayer, pOwner, vecPushDir );
}
else
{
// Deflect projectile to the point that we're aiming at, similar to rockets.
Vector vecPos = pEntity->GetAbsOrigin();
Vector vecDeflect;
GetProjectileReflectSetup( GetTFPlayerOwner(), vecPos, &vecDeflect, false );
DeflectEntity( pEntity, pOwner, vecDeflect );
}
}
lagcompensation->FinishLagCompensation( pOwner );
#endif
float flAmmoPerSecondaryAttack = TF_FLAMETHROWER_AMMO_PER_SECONDARY_ATTACK;
CALL_ATTRIB_HOOK_FLOAT( flAmmoPerSecondaryAttack, mult_airblast_cost );
pOwner->RemoveAmmo( flAmmoPerSecondaryAttack, m_iPrimaryAmmoType );
// Don't allow firing immediately after airblasting.
m_flNextPrimaryAttack = m_flNextSecondaryAttack = gpGlobals->curtime + 0.75f;
}
//-----------------------------------------------------------------------------
// Purpose: Find a place in the world where we should try to build this object
//-----------------------------------------------------------------------------
bool CBaseObject::CalculatePlacementPos( void )
{
CTFPlayer *pPlayer = GetOwner();
if ( !pPlayer )
return false;
// Calculate build angles
Vector forward;
QAngle vecAngles = vec3_angle;
vecAngles.y = pPlayer->EyeAngles().y;
QAngle objAngles = vecAngles;
SetAbsAngles( objAngles );
UpdateDesiredBuildRotation( gpGlobals->frametime );
objAngles.y = objAngles.y + m_flCurrentBuildRotation;
SetLocalAngles( objAngles );
AngleVectors(vecAngles, &forward );
// Adjust build distance based upon object size
Vector2D vecObjectRadius;
vecObjectRadius.x = max( fabs( m_vecBuildMins.m_Value.x ), fabs( m_vecBuildMaxs.m_Value.x ) );
vecObjectRadius.y = max( fabs( m_vecBuildMins.m_Value.y ), fabs( m_vecBuildMaxs.m_Value.y ) );
Vector2D vecPlayerRadius;
Vector vecPlayerMins = pPlayer->WorldAlignMins();
Vector vecPlayerMaxs = pPlayer->WorldAlignMaxs();
vecPlayerRadius.x = max( fabs( vecPlayerMins.x ), fabs( vecPlayerMaxs.x ) );
vecPlayerRadius.y = max( fabs( vecPlayerMins.y ), fabs( vecPlayerMaxs.y ) );
float flDistance = vecObjectRadius.Length() + vecPlayerRadius.Length() + 4; // small safety buffer
Vector vecBuildOrigin = pPlayer->WorldSpaceCenter() + forward * flDistance;
m_vecBuildOrigin = vecBuildOrigin;
Vector vErrorOrigin = vecBuildOrigin - (m_vecBuildMaxs - m_vecBuildMins) * 0.5f - m_vecBuildMins;
Vector vBuildDims = m_vecBuildMaxs - m_vecBuildMins;
Vector vHalfBuildDims = vBuildDims * 0.5;
Vector vHalfBuildDimsXY( vHalfBuildDims.x, vHalfBuildDims.y, 0 );
// Here, we start at the highest Z we'll allow for the top of the object. Then
// we sweep an XY cross section downwards until it hits the ground.
//
// The rule is that the top of to box can't go lower than the player's feet, and the bottom of the
// box can't go higher than the player's head.
//
// To simplify things in here, we treat the box as though it's symmetrical about all axes
// (so mins = -maxs), then reoffset the box at the very end.
Vector vHalfPlayerDims = (pPlayer->WorldAlignMaxs() - pPlayer->WorldAlignMins()) * 0.5f;
float flBoxTopZ = pPlayer->WorldSpaceCenter().z + vHalfPlayerDims.z + vBuildDims.z;
float flBoxBottomZ = pPlayer->WorldSpaceCenter().z - vHalfPlayerDims.z - vBuildDims.z;
// First, find the ground (ie: where the bottom of the box goes).
trace_t tr;
float bottomZ = 0;
int nIterations = 8;
float topZ = flBoxTopZ;
float topZInc = (flBoxBottomZ - flBoxTopZ) / (nIterations-1);
int iIteration;
for ( iIteration = 0; iIteration < nIterations; iIteration++ )
{
UTIL_TraceHull(
Vector( m_vecBuildOrigin.x, m_vecBuildOrigin.y, topZ ),
Vector( m_vecBuildOrigin.x, m_vecBuildOrigin.y, flBoxBottomZ ),
-vHalfBuildDimsXY, vHalfBuildDimsXY, MASK_PLAYERSOLID_BRUSHONLY, this, COLLISION_GROUP_PLAYER_MOVEMENT, &tr );
bottomZ = tr.endpos.z;
// If there is no ground, then we can't place here.
if ( tr.fraction == 1 )
{
m_vecBuildOrigin = vErrorOrigin;
return false;
}
// if we found enough space to fit our object, place here
if ( topZ - bottomZ > vBuildDims.z && !tr.startsolid )
{
break;
}
topZ += topZInc;
}
if ( iIteration == nIterations )
{
m_vecBuildOrigin = vErrorOrigin;
return false;
}
// Now see if the range we've got leaves us room for our box.
if ( topZ - bottomZ < vBuildDims.z )
{
m_vecBuildOrigin = vErrorOrigin;
return false;
}
// Verify that it's not on too much of a slope by seeing how far the corners are from the ground.
Vector vBottomCenter( m_vecBuildOrigin.x, m_vecBuildOrigin.y, bottomZ );
if ( !VerifyCorner( vBottomCenter, -vHalfBuildDims.x, -vHalfBuildDims.y ) ||
!VerifyCorner( vBottomCenter, +vHalfBuildDims.x, +vHalfBuildDims.y ) ||
!VerifyCorner( vBottomCenter, +vHalfBuildDims.x, -vHalfBuildDims.y ) ||
!VerifyCorner( vBottomCenter, -vHalfBuildDims.x, +vHalfBuildDims.y ) )
{
m_vecBuildOrigin = vErrorOrigin;
return false;
}
// Ok, now we know the Z range where this box can fit.
Vector vBottomLeft = m_vecBuildOrigin - vHalfBuildDims;
vBottomLeft.z = bottomZ;
m_vecBuildOrigin = vBottomLeft - m_vecBuildMins;
return true;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFFlameThrower::PrimaryAttack()
{
// Are we capable of firing again?
if ( m_flNextPrimaryAttack > gpGlobals->curtime )
return;
// Get the player owning the weapon.
CTFPlayer *pOwner = ToTFPlayer( GetPlayerOwner() );
if ( !pOwner )
return;
if ( !CanAttack() )
{
#if defined ( CLIENT_DLL )
StopFlame();
#endif
m_iWeaponState = FT_STATE_IDLE;
return;
}
CalcIsAttackCritical();
// Because the muzzle is so long, it can stick through a wall if the player is right up against it.
// Make sure the weapon can't fire in this condition by tracing a line between the eye point and the end of the muzzle.
trace_t trace;
Vector vecEye = pOwner->EyePosition();
Vector vecMuzzlePos = GetVisualMuzzlePos();
CTraceFilterIgnoreObjects traceFilter( this, COLLISION_GROUP_NONE );
UTIL_TraceLine( vecEye, vecMuzzlePos, MASK_SOLID, &traceFilter, &trace );
if ( trace.fraction < 1.0 && ( !trace.m_pEnt || trace.m_pEnt->m_takedamage == DAMAGE_NO ) )
{
// there is something between the eye and the end of the muzzle, most likely a wall, don't fire, and stop firing if we already are
if ( m_iWeaponState > FT_STATE_IDLE )
{
#if defined ( CLIENT_DLL )
StopFlame();
#endif
m_iWeaponState = FT_STATE_IDLE;
}
return;
}
switch ( m_iWeaponState )
{
case FT_STATE_IDLE:
case FT_STATE_AIRBLASTING:
{
// Just started, play PRE and start looping view model anim
pOwner->DoAnimationEvent( PLAYERANIMEVENT_ATTACK_PRE );
SendWeaponAnim( ACT_VM_PRIMARYATTACK );
m_flStartFiringTime = gpGlobals->curtime + 0.16; // 5 frames at 30 fps
m_iWeaponState = FT_STATE_STARTFIRING;
}
break;
case FT_STATE_STARTFIRING:
{
// if some time has elapsed, start playing the looping third person anim
if ( gpGlobals->curtime > m_flStartFiringTime )
{
m_iWeaponState = FT_STATE_FIRING;
m_flNextPrimaryAttackAnim = gpGlobals->curtime;
}
}
break;
case FT_STATE_FIRING:
{
if ( gpGlobals->curtime >= m_flNextPrimaryAttackAnim )
{
pOwner->DoAnimationEvent( PLAYERANIMEVENT_ATTACK_PRIMARY );
m_flNextPrimaryAttackAnim = gpGlobals->curtime + 1.4; // fewer than 45 frames!
}
}
break;
default:
break;
}
#ifdef CLIENT_DLL
// Restart our particle effect if we've transitioned across water boundaries
if ( m_iParticleWaterLevel != -1 && pOwner->GetWaterLevel() != m_iParticleWaterLevel )
{
if ( m_iParticleWaterLevel == WL_Eyes || pOwner->GetWaterLevel() == WL_Eyes )
{
RestartParticleEffect();
}
}
#endif
#ifdef CLIENT_DLL
// Handle the flamethrower light
if (tf2c_muzzlelight.GetBool())
{
dlight_t *dl = effects->CL_AllocDlight(LIGHT_INDEX_MUZZLEFLASH + index);
dl->origin = vecMuzzlePos;
dl->color.r = 255;
dl->color.g = 100;
dl->color.b = 10;
dl->die = gpGlobals->curtime + 0.01f;
dl->radius = 240.f;
dl->decay = 512.0f;
dl->style = 5;
}
#endif
#if !defined (CLIENT_DLL)
// Let the player remember the usercmd he fired a weapon on. Assists in making decisions about lag compensation.
pOwner->NoteWeaponFired();
pOwner->SpeakWeaponFire();
CTF_GameStats.Event_PlayerFiredWeapon( pOwner, m_bCritFire );
// Move other players back to history positions based on local player's lag
lagcompensation->StartLagCompensation( pOwner, pOwner->GetCurrentCommand() );
#endif
float flFiringInterval = m_pWeaponInfo->GetWeaponData( m_iWeaponMode ).m_flTimeFireDelay;
CALL_ATTRIB_HOOK_FLOAT( flFiringInterval, mult_postfiredelay );
// Don't attack if we're underwater
if ( pOwner->GetWaterLevel() != WL_Eyes )
{
// Find eligible entities in a cone in front of us.
Vector vOrigin = pOwner->Weapon_ShootPosition();
Vector vForward, vRight, vUp;
QAngle vAngles = pOwner->EyeAngles() + pOwner->GetPunchAngle();
AngleVectors( vAngles, &vForward, &vRight, &vUp );
#define NUM_TEST_VECTORS 30
#ifdef CLIENT_DLL
bool bWasCritical = m_bCritFire;
#endif
// Burn & Ignite 'em
int iDmgType = g_aWeaponDamageTypes[ GetWeaponID() ];
m_bCritFire = IsCurrentAttackACrit();
if ( m_bCritFire )
{
iDmgType |= DMG_CRITICAL;
}
#ifdef CLIENT_DLL
if ( bWasCritical != m_bCritFire )
{
RestartParticleEffect();
}
#endif
#ifdef GAME_DLL
// create the flame entity
int iDamagePerSec = m_pWeaponInfo->GetWeaponData( m_iWeaponMode ).m_nDamage;
float flDamage = (float)iDamagePerSec * flFiringInterval;
CALL_ATTRIB_HOOK_FLOAT( flDamage, mult_dmg );
CTFFlameEntity::Create( GetFlameOriginPos(), pOwner->EyeAngles(), this, iDmgType, flDamage );
#endif
}
#ifdef GAME_DLL
// Figure how much ammo we're using per shot and add it to our remainder to subtract. (We may be using less than 1.0 ammo units
// per frame, depending on how constants are tuned, so keep an accumulator so we can expend fractional amounts of ammo per shot.)
// Note we do this only on server and network it to client. If we predict it on client, it can get slightly out of sync w/server
// and cause ammo pickup indicators to appear
float flAmmoPerSecond = TF_FLAMETHROWER_AMMO_PER_SECOND_PRIMARY_ATTACK;
CALL_ATTRIB_HOOK_FLOAT( flAmmoPerSecond, mult_flame_ammopersec );
m_flAmmoUseRemainder += flAmmoPerSecond * flFiringInterval;
// take the integer portion of the ammo use accumulator and subtract it from player's ammo count; any fractional amount of ammo use
// remains and will get used in the next shot
int iAmmoToSubtract = (int) m_flAmmoUseRemainder;
if ( iAmmoToSubtract > 0 )
{
pOwner->RemoveAmmo( iAmmoToSubtract, m_iPrimaryAmmoType );
m_flAmmoUseRemainder -= iAmmoToSubtract;
// round to 2 digits of precision
m_flAmmoUseRemainder = (float) ( (int) (m_flAmmoUseRemainder * 100) ) / 100.0f;
}
#endif
m_flNextPrimaryAttack = gpGlobals->curtime + flFiringInterval;
m_flTimeWeaponIdle = gpGlobals->curtime + flFiringInterval;
#if !defined (CLIENT_DLL)
lagcompensation->FinishLagCompensation( pOwner );
#endif
}