sqwarmed/sdk_src/game/server/EntityDissolve.cpp

390 lines
13 KiB
C++

//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose: Dissolve entity to be attached to target entity. Serves two purposes:
//
// 1) An entity that can be placed by a level designer and triggered
// to ignite a target entity.
//
// 2) An entity that can be created at runtime to ignite a target entity.
//
//=============================================================================//
#include "cbase.h"
#include "EntityDissolve.h"
#include "baseanimating.h"
#include "physics_prop_ragdoll.h"
#include "ai_basenpc.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
static const char *s_pElectroThinkContext = "ElectroThinkContext";
//-----------------------------------------------------------------------------
// Lifetime
//-----------------------------------------------------------------------------
#define DISSOLVE_FADE_IN_START_TIME 0.0f
#define DISSOLVE_FADE_IN_END_TIME 1.0f
#define DISSOLVE_FADE_OUT_MODEL_START_TIME 1.9f
#define DISSOLVE_FADE_OUT_MODEL_END_TIME 2.0f
#define DISSOLVE_FADE_OUT_START_TIME 2.0f
#define DISSOLVE_FADE_OUT_END_TIME 2.0f
//-----------------------------------------------------------------------------
// Model
//-----------------------------------------------------------------------------
#define DISSOLVE_SPRITE_NAME "sprites/blueglow1.vmt"
//-----------------------------------------------------------------------------
// Save/load
//-----------------------------------------------------------------------------
BEGIN_DATADESC( CEntityDissolve )
DEFINE_FIELD( m_flStartTime, FIELD_TIME ),
DEFINE_FIELD( m_flFadeInStart, FIELD_FLOAT ),
DEFINE_FIELD( m_flFadeInLength, FIELD_FLOAT ),
DEFINE_FIELD( m_flFadeOutModelStart, FIELD_FLOAT ),
DEFINE_FIELD( m_flFadeOutModelLength, FIELD_FLOAT ),
DEFINE_FIELD( m_flFadeOutStart, FIELD_FLOAT ),
DEFINE_FIELD( m_flFadeOutLength, FIELD_FLOAT ),
DEFINE_KEYFIELD( m_nDissolveType, FIELD_INTEGER, "dissolvetype" ),
DEFINE_FIELD( m_vDissolverOrigin, FIELD_VECTOR ),
DEFINE_KEYFIELD( m_nMagnitude, FIELD_INTEGER, "magnitude" ),
DEFINE_FUNCTION( DissolveThink ),
DEFINE_FUNCTION( ElectrocuteThink ),
DEFINE_INPUTFUNC( FIELD_STRING, "Dissolve", InputDissolve ),
END_DATADESC()
//-----------------------------------------------------------------------------
// Networking
//-----------------------------------------------------------------------------
IMPLEMENT_SERVERCLASS_ST( CEntityDissolve, DT_EntityDissolve )
SendPropTime( SENDINFO( m_flStartTime ) ),
SendPropFloat( SENDINFO( m_flFadeInStart ), 0, SPROP_NOSCALE ),
SendPropFloat( SENDINFO( m_flFadeInLength ), 0, SPROP_NOSCALE ),
SendPropFloat( SENDINFO( m_flFadeOutModelStart ), 0, SPROP_NOSCALE ),
SendPropFloat( SENDINFO( m_flFadeOutModelLength ), 0, SPROP_NOSCALE ),
SendPropFloat( SENDINFO( m_flFadeOutStart ), 0, SPROP_NOSCALE ),
SendPropFloat( SENDINFO( m_flFadeOutLength ), 0, SPROP_NOSCALE ),
SendPropInt( SENDINFO( m_nDissolveType ), ENTITY_DISSOLVE_BITS, SPROP_UNSIGNED ),
SendPropVector (SENDINFO(m_vDissolverOrigin), 0, SPROP_NOSCALE ),
SendPropInt( SENDINFO( m_nMagnitude ), 8, SPROP_UNSIGNED ),
END_SEND_TABLE()
LINK_ENTITY_TO_CLASS( env_entity_dissolver, CEntityDissolve );
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CEntityDissolve::CEntityDissolve( void )
{
m_flStartTime = 0.0f;
m_nMagnitude = 250;
}
CEntityDissolve::~CEntityDissolve( void )
{
}
//-----------------------------------------------------------------------------
// Precache
//-----------------------------------------------------------------------------
void CEntityDissolve::Precache()
{
if ( NULL_STRING == GetModelName() )
{
PrecacheModel( DISSOLVE_SPRITE_NAME );
}
else
{
PrecacheModel( STRING( GetModelName() ) );
}
}
//-----------------------------------------------------------------------------
// Spawn
//-----------------------------------------------------------------------------
void CEntityDissolve::Spawn()
{
BaseClass::Spawn();
Precache();
UTIL_SetModel( this, STRING( GetModelName() ) );
if ( (m_nDissolveType == ENTITY_DISSOLVE_ELECTRICAL) || (m_nDissolveType == ENTITY_DISSOLVE_ELECTRICAL_LIGHT) )
{
if ( dynamic_cast< CRagdollProp* >( GetMoveParent() ) )
{
SetContextThink( &CEntityDissolve::ElectrocuteThink, gpGlobals->curtime + 0.01f, s_pElectroThinkContext );
}
}
// Setup our times
m_flFadeInStart = DISSOLVE_FADE_IN_START_TIME;
m_flFadeInLength = DISSOLVE_FADE_IN_END_TIME - DISSOLVE_FADE_IN_START_TIME;
m_flFadeOutModelStart = DISSOLVE_FADE_OUT_MODEL_START_TIME;
m_flFadeOutModelLength = DISSOLVE_FADE_OUT_MODEL_END_TIME - DISSOLVE_FADE_OUT_MODEL_START_TIME;
m_flFadeOutStart = DISSOLVE_FADE_OUT_START_TIME;
m_flFadeOutLength = DISSOLVE_FADE_OUT_END_TIME - DISSOLVE_FADE_OUT_START_TIME;
if ( m_nDissolveType == ENTITY_DISSOLVE_CORE )
{
m_flFadeInStart = 0.0f;
m_flFadeOutStart = CORE_DISSOLVE_FADE_START;
m_flFadeOutModelStart = CORE_DISSOLVE_MODEL_FADE_START;
m_flFadeOutModelLength = CORE_DISSOLVE_MODEL_FADE_LENGTH;
m_flFadeInLength = CORE_DISSOLVE_FADEIN_LENGTH;
}
m_nRenderMode = kRenderTransColor;
SetRenderColor( 255, 255, 255 );
SetRenderAlpha( 255 );
m_nRenderFX = kRenderFxNone;
SetThink( &CEntityDissolve::DissolveThink );
if ( gpGlobals->curtime > m_flStartTime )
{
// Necessary for server-side ragdolls
DissolveThink();
}
else
{
SetNextThink( gpGlobals->curtime + 0.01f );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : inputdata -
//-----------------------------------------------------------------------------
void CEntityDissolve::InputDissolve( inputdata_t &inputdata )
{
string_t strTarget = inputdata.value.StringID();
if (strTarget == NULL_STRING)
{
strTarget = m_target;
}
CBaseEntity *pTarget = NULL;
while ((pTarget = gEntList.FindEntityGeneric(pTarget, STRING(strTarget), this, inputdata.pActivator)) != NULL)
{
CBaseAnimating *pBaseAnim = pTarget->GetBaseAnimating();
if (pBaseAnim)
{
pBaseAnim->Dissolve( NULL, gpGlobals->curtime, false, m_nDissolveType, GetAbsOrigin(), m_nMagnitude );
}
}
}
//-----------------------------------------------------------------------------
// Purpose: Creates a flame and attaches it to a target entity.
// Input : pTarget -
//-----------------------------------------------------------------------------
CEntityDissolve *CEntityDissolve::Create( CBaseEntity *pTarget, const char *pMaterialName,
float flStartTime, int nDissolveType, bool *pRagdollCreated )
{
if ( pRagdollCreated )
{
*pRagdollCreated = false;
}
if ( !pMaterialName )
{
pMaterialName = DISSOLVE_SPRITE_NAME;
}
if ( pTarget->IsPlayer() )
{
// Simply immediately kill the player.
CBasePlayer *pPlayer = assert_cast< CBasePlayer* >( pTarget );
pPlayer->SetArmorValue( 0 );
CTakeDamageInfo info( pPlayer, pPlayer, pPlayer->GetHealth(), DMG_GENERIC | DMG_REMOVENORAGDOLL | DMG_PREVENT_PHYSICS_FORCE );
pPlayer->TakeDamage( info );
return NULL;
}
CEntityDissolve *pDissolve = (CEntityDissolve *) CreateEntityByName( "env_entity_dissolver" );
if ( pDissolve == NULL )
return NULL;
pDissolve->m_nDissolveType = nDissolveType;
if ( (nDissolveType == ENTITY_DISSOLVE_ELECTRICAL) || (nDissolveType == ENTITY_DISSOLVE_ELECTRICAL_LIGHT) )
{
if ( pTarget->IsNPC() && pTarget->MyNPCPointer()->CanBecomeRagdoll() )
{
CTakeDamageInfo info;
CBaseEntity *pRagdoll = CreateServerRagdoll( pTarget->MyNPCPointer(), 0, info, COLLISION_GROUP_DEBRIS, true );
pRagdoll->SetCollisionBounds( pTarget->CollisionProp()->OBBMins(), pTarget->CollisionProp()->OBBMaxs() );
// Necessary to cause it to do the appropriate death cleanup
if ( pTarget->m_lifeState == LIFE_ALIVE )
{
CBasePlayer *pPlayer = UTIL_PlayerByIndex( 1 );
CTakeDamageInfo ragdollInfo( pPlayer, pPlayer, 10000.0, DMG_SHOCK | DMG_REMOVENORAGDOLL | DMG_PREVENT_PHYSICS_FORCE );
pTarget->TakeDamage( ragdollInfo );
}
if ( pRagdollCreated )
{
*pRagdollCreated = true;
}
UTIL_Remove( pTarget );
pTarget = pRagdoll;
}
}
pDissolve->SetModelName( AllocPooledString(pMaterialName) );
pDissolve->AttachToEntity( pTarget );
pDissolve->SetStartTime( flStartTime );
pDissolve->Spawn();
// Send to the client even though we don't have a model
pDissolve->AddEFlags( EFL_FORCE_CHECK_TRANSMIT );
// Play any appropriate noises when we start to dissolve
if ( (nDissolveType == ENTITY_DISSOLVE_ELECTRICAL) || (nDissolveType == ENTITY_DISSOLVE_ELECTRICAL_LIGHT) )
{
pTarget->DispatchResponse( "TLK_ELECTROCUTESCREAM" );
}
else
{
pTarget->DispatchResponse( "TLK_DISSOLVESCREAM" );
}
return pDissolve;
}
//-----------------------------------------------------------------------------
// What type of dissolve?
//-----------------------------------------------------------------------------
CEntityDissolve *CEntityDissolve::Create( CBaseEntity *pTarget, CBaseEntity *pSource )
{
// Look for other boogies on the ragdoll + kill them
for ( CBaseEntity *pChild = pSource->FirstMoveChild(); pChild; pChild = pChild->NextMovePeer() )
{
CEntityDissolve *pDissolve = dynamic_cast<CEntityDissolve*>(pChild);
if ( !pDissolve )
continue;
return Create( pTarget, STRING( pDissolve->GetModelName() ), pDissolve->m_flStartTime, pDissolve->m_nDissolveType );
}
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose: Attaches the flame to an entity and moves with it
// Input : pTarget - target entity to attach to
//-----------------------------------------------------------------------------
void CEntityDissolve::AttachToEntity( CBaseEntity *pTarget )
{
// So our dissolver follows the entity around on the server.
SetParent( pTarget );
SetLocalOrigin( vec3_origin );
SetLocalAngles( vec3_angle );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : lifetime -
//-----------------------------------------------------------------------------
void CEntityDissolve::SetStartTime( float flStartTime )
{
m_flStartTime = flStartTime;
}
//-----------------------------------------------------------------------------
// Purpose: Burn targets around us
//-----------------------------------------------------------------------------
void CEntityDissolve::DissolveThink( void )
{
CBaseAnimating *pTarget = ( GetMoveParent() ) ? GetMoveParent()->GetBaseAnimating() : NULL;
if ( GetModelName() == NULL_STRING && pTarget == NULL )
return;
if ( pTarget == NULL )
{
UTIL_Remove( this );
return;
}
// Turn them into debris
pTarget->SetCollisionGroup( COLLISION_GROUP_DISSOLVING );
if ( pTarget && pTarget->GetFlags() & FL_TRANSRAGDOLL )
{
SetRenderAlpha( 0 );
}
float dt = gpGlobals->curtime - m_flStartTime;
if ( dt < m_flFadeInStart )
{
SetNextThink( m_flStartTime + m_flFadeInStart );
return;
}
// If we're done fading, then kill our target entity and us
if ( dt >= m_flFadeOutStart + m_flFadeOutLength )
{
// Necessary to cause it to do the appropriate death cleanup
// Yeah, the player may have nothing to do with it, but
// passing NULL to TakeDamage causes bad things to happen
CBasePlayer *pPlayer = UTIL_PlayerByIndex( 1 );
int iNoPhysicsDamage = g_pGameRules->Damage_GetNoPhysicsForce();
CTakeDamageInfo info( pPlayer, pPlayer, 10000.0, DMG_GENERIC | DMG_REMOVENORAGDOLL | iNoPhysicsDamage );
pTarget->TakeDamage( info );
if ( pTarget != pPlayer )
{
UTIL_Remove( pTarget );
}
UTIL_Remove( this );
return;
}
SetNextThink( gpGlobals->curtime + TICK_INTERVAL );
}
//-----------------------------------------------------------------------------
// Purpose: Burn targets around us
//-----------------------------------------------------------------------------
void CEntityDissolve::ElectrocuteThink( void )
{
CRagdollProp *pRagdoll = dynamic_cast< CRagdollProp* >( GetMoveParent() );
if ( !pRagdoll )
return;
ragdoll_t *pRagdollPhys = pRagdoll->GetRagdoll( );
for ( int j = 0; j < pRagdollPhys->listCount; ++j )
{
Vector vecForce;
vecForce = RandomVector( -2400.0f, 2400.0f );
pRagdollPhys->list[j].pObject->ApplyForceCenter( vecForce );
}
SetContextThink( &CEntityDissolve::ElectrocuteThink, gpGlobals->curtime + random->RandomFloat( 0.1, 0.2f ),
s_pElectroThinkContext );
}