From 39ed87570bdb2f86969d4be821c94b722dc71179 Mon Sep 17 00:00:00 2001 From: Joe Ludwig Date: Wed, 26 Jun 2013 15:22:04 -0700 Subject: First version of the SOurce SDK 2013 --- mp/src/game/server/particle_system.cpp | 253 +++++++++++++++++++++++++++++++++ 1 file changed, 253 insertions(+) create mode 100644 mp/src/game/server/particle_system.cpp (limited to 'mp/src/game/server/particle_system.cpp') diff --git a/mp/src/game/server/particle_system.cpp b/mp/src/game/server/particle_system.cpp new file mode 100644 index 00000000..b1f9b83a --- /dev/null +++ b/mp/src/game/server/particle_system.cpp @@ -0,0 +1,253 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: An entity that spawns and controls a particle system +// +//============================================================================= + +#include "cbase.h" +#include "particles/particles.h" +#include "networkstringtable_gamedll.h" +#include "particle_system.h" + +// memdbgon must be the last include file in a .cpp file!!! +#include "tier0/memdbgon.h" + +extern void SendProxy_Origin( const SendProp *pProp, const void *pStruct, const void *pData, DVariant *pOut, int iElement, int objectID ); +extern void SendProxy_Angles( const SendProp *pProp, const void *pStruct, const void *pData, DVariant *pOut, int iElement, int objectID ); + +// Stripped down CBaseEntity send table +IMPLEMENT_SERVERCLASS_ST_NOBASE(CParticleSystem, DT_ParticleSystem) + SendPropVector (SENDINFO(m_vecOrigin), -1, SPROP_COORD|SPROP_CHANGES_OFTEN, 0.0f, HIGH_DEFAULT, SendProxy_Origin ), + SendPropEHandle (SENDINFO(m_hOwnerEntity)), + SendPropEHandle (SENDINFO_NAME(m_hMoveParent, moveparent)), + SendPropInt (SENDINFO(m_iParentAttachment), NUM_PARENTATTACHMENT_BITS, SPROP_UNSIGNED), + SendPropQAngles (SENDINFO(m_angRotation), 13, SPROP_CHANGES_OFTEN, SendProxy_Angles ), + + SendPropInt( SENDINFO(m_iEffectIndex), MAX_PARTICLESYSTEMS_STRING_BITS, SPROP_UNSIGNED ), + SendPropBool( SENDINFO(m_bActive) ), + SendPropFloat( SENDINFO(m_flStartTime) ), + + SendPropArray3( SENDINFO_ARRAY3(m_hControlPointEnts), SendPropEHandle( SENDINFO_ARRAY(m_hControlPointEnts) ) ), + SendPropArray3( SENDINFO_ARRAY3(m_iControlPointParents), SendPropInt( SENDINFO_ARRAY(m_iControlPointParents), 3, SPROP_UNSIGNED ) ), + SendPropBool( SENDINFO(m_bWeatherEffect) ), +END_SEND_TABLE() + +BEGIN_DATADESC( CParticleSystem ) + DEFINE_KEYFIELD( m_bStartActive, FIELD_BOOLEAN, "start_active" ), + DEFINE_KEYFIELD( m_bWeatherEffect, FIELD_BOOLEAN, "flag_as_weather" ), + DEFINE_FIELD( m_bActive, FIELD_BOOLEAN ), + DEFINE_FIELD( m_flStartTime, FIELD_TIME ), + DEFINE_KEYFIELD( m_iszEffectName, FIELD_STRING, "effect_name" ), + //DEFINE_FIELD( m_iEffectIndex, FIELD_INTEGER ), // Don't save. Refind after loading. + + DEFINE_KEYFIELD( m_iszControlPointNames[0], FIELD_STRING, "cpoint1" ), + DEFINE_KEYFIELD( m_iszControlPointNames[1], FIELD_STRING, "cpoint2" ), + DEFINE_KEYFIELD( m_iszControlPointNames[2], FIELD_STRING, "cpoint3" ), + DEFINE_KEYFIELD( m_iszControlPointNames[3], FIELD_STRING, "cpoint4" ), + DEFINE_KEYFIELD( m_iszControlPointNames[4], FIELD_STRING, "cpoint5" ), + DEFINE_KEYFIELD( m_iszControlPointNames[5], FIELD_STRING, "cpoint6" ), + DEFINE_KEYFIELD( m_iszControlPointNames[6], FIELD_STRING, "cpoint7" ), + DEFINE_KEYFIELD( m_iszControlPointNames[7], FIELD_STRING, "cpoint8" ), + DEFINE_KEYFIELD( m_iszControlPointNames[8], FIELD_STRING, "cpoint9" ), + DEFINE_KEYFIELD( m_iszControlPointNames[9], FIELD_STRING, "cpoint10" ), + DEFINE_KEYFIELD( m_iszControlPointNames[10], FIELD_STRING, "cpoint11" ), + DEFINE_KEYFIELD( m_iszControlPointNames[11], FIELD_STRING, "cpoint12" ), + DEFINE_KEYFIELD( m_iszControlPointNames[12], FIELD_STRING, "cpoint13" ), + DEFINE_KEYFIELD( m_iszControlPointNames[13], FIELD_STRING, "cpoint14" ), + DEFINE_KEYFIELD( m_iszControlPointNames[14], FIELD_STRING, "cpoint15" ), + DEFINE_KEYFIELD( m_iszControlPointNames[15], FIELD_STRING, "cpoint16" ), + DEFINE_KEYFIELD( m_iszControlPointNames[16], FIELD_STRING, "cpoint17" ), + DEFINE_KEYFIELD( m_iszControlPointNames[17], FIELD_STRING, "cpoint18" ), + DEFINE_KEYFIELD( m_iszControlPointNames[18], FIELD_STRING, "cpoint19" ), + DEFINE_KEYFIELD( m_iszControlPointNames[19], FIELD_STRING, "cpoint20" ), + DEFINE_KEYFIELD( m_iszControlPointNames[20], FIELD_STRING, "cpoint21" ), + DEFINE_KEYFIELD( m_iszControlPointNames[21], FIELD_STRING, "cpoint22" ), + DEFINE_KEYFIELD( m_iszControlPointNames[22], FIELD_STRING, "cpoint23" ), + DEFINE_KEYFIELD( m_iszControlPointNames[23], FIELD_STRING, "cpoint24" ), + DEFINE_KEYFIELD( m_iszControlPointNames[24], FIELD_STRING, "cpoint25" ), + DEFINE_KEYFIELD( m_iszControlPointNames[25], FIELD_STRING, "cpoint26" ), + DEFINE_KEYFIELD( m_iszControlPointNames[26], FIELD_STRING, "cpoint27" ), + DEFINE_KEYFIELD( m_iszControlPointNames[27], FIELD_STRING, "cpoint28" ), + DEFINE_KEYFIELD( m_iszControlPointNames[28], FIELD_STRING, "cpoint29" ), + DEFINE_KEYFIELD( m_iszControlPointNames[29], FIELD_STRING, "cpoint30" ), + DEFINE_KEYFIELD( m_iszControlPointNames[30], FIELD_STRING, "cpoint31" ), + DEFINE_KEYFIELD( m_iszControlPointNames[31], FIELD_STRING, "cpoint32" ), + DEFINE_KEYFIELD( m_iszControlPointNames[32], FIELD_STRING, "cpoint33" ), + DEFINE_KEYFIELD( m_iszControlPointNames[33], FIELD_STRING, "cpoint34" ), + DEFINE_KEYFIELD( m_iszControlPointNames[34], FIELD_STRING, "cpoint35" ), + DEFINE_KEYFIELD( m_iszControlPointNames[35], FIELD_STRING, "cpoint36" ), + DEFINE_KEYFIELD( m_iszControlPointNames[36], FIELD_STRING, "cpoint37" ), + DEFINE_KEYFIELD( m_iszControlPointNames[37], FIELD_STRING, "cpoint38" ), + DEFINE_KEYFIELD( m_iszControlPointNames[38], FIELD_STRING, "cpoint39" ), + DEFINE_KEYFIELD( m_iszControlPointNames[39], FIELD_STRING, "cpoint40" ), + DEFINE_KEYFIELD( m_iszControlPointNames[40], FIELD_STRING, "cpoint41" ), + DEFINE_KEYFIELD( m_iszControlPointNames[41], FIELD_STRING, "cpoint42" ), + DEFINE_KEYFIELD( m_iszControlPointNames[42], FIELD_STRING, "cpoint43" ), + DEFINE_KEYFIELD( m_iszControlPointNames[43], FIELD_STRING, "cpoint44" ), + DEFINE_KEYFIELD( m_iszControlPointNames[44], FIELD_STRING, "cpoint45" ), + DEFINE_KEYFIELD( m_iszControlPointNames[45], FIELD_STRING, "cpoint46" ), + DEFINE_KEYFIELD( m_iszControlPointNames[46], FIELD_STRING, "cpoint47" ), + DEFINE_KEYFIELD( m_iszControlPointNames[47], FIELD_STRING, "cpoint48" ), + DEFINE_KEYFIELD( m_iszControlPointNames[48], FIELD_STRING, "cpoint49" ), + DEFINE_KEYFIELD( m_iszControlPointNames[49], FIELD_STRING, "cpoint50" ), + DEFINE_KEYFIELD( m_iszControlPointNames[50], FIELD_STRING, "cpoint51" ), + DEFINE_KEYFIELD( m_iszControlPointNames[51], FIELD_STRING, "cpoint52" ), + DEFINE_KEYFIELD( m_iszControlPointNames[52], FIELD_STRING, "cpoint53" ), + DEFINE_KEYFIELD( m_iszControlPointNames[53], FIELD_STRING, "cpoint54" ), + DEFINE_KEYFIELD( m_iszControlPointNames[54], FIELD_STRING, "cpoint55" ), + DEFINE_KEYFIELD( m_iszControlPointNames[55], FIELD_STRING, "cpoint56" ), + DEFINE_KEYFIELD( m_iszControlPointNames[56], FIELD_STRING, "cpoint57" ), + DEFINE_KEYFIELD( m_iszControlPointNames[57], FIELD_STRING, "cpoint58" ), + DEFINE_KEYFIELD( m_iszControlPointNames[58], FIELD_STRING, "cpoint59" ), + DEFINE_KEYFIELD( m_iszControlPointNames[59], FIELD_STRING, "cpoint60" ), + DEFINE_KEYFIELD( m_iszControlPointNames[60], FIELD_STRING, "cpoint61" ), + DEFINE_KEYFIELD( m_iszControlPointNames[61], FIELD_STRING, "cpoint62" ), + DEFINE_KEYFIELD( m_iszControlPointNames[62], FIELD_STRING, "cpoint63" ), + + DEFINE_KEYFIELD( m_iControlPointParents[0], FIELD_CHARACTER, "cpoint1_parent" ), + DEFINE_KEYFIELD( m_iControlPointParents[1], FIELD_CHARACTER, "cpoint2_parent" ), + DEFINE_KEYFIELD( m_iControlPointParents[2], FIELD_CHARACTER, "cpoint3_parent" ), + DEFINE_KEYFIELD( m_iControlPointParents[3], FIELD_CHARACTER, "cpoint4_parent" ), + DEFINE_KEYFIELD( m_iControlPointParents[4], FIELD_CHARACTER, "cpoint5_parent" ), + DEFINE_KEYFIELD( m_iControlPointParents[5], FIELD_CHARACTER, "cpoint6_parent" ), + DEFINE_KEYFIELD( m_iControlPointParents[6], FIELD_CHARACTER, "cpoint7_parent" ), + + DEFINE_AUTO_ARRAY( m_hControlPointEnts, FIELD_EHANDLE ), + + DEFINE_INPUTFUNC( FIELD_VOID, "Start", InputStart ), + DEFINE_INPUTFUNC( FIELD_VOID, "Stop", InputStop ), + + DEFINE_THINKFUNC( StartParticleSystemThink ), + +END_DATADESC() + +LINK_ENTITY_TO_CLASS( info_particle_system, CParticleSystem ); + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +CParticleSystem::CParticleSystem() +{ + m_bWeatherEffect = false; +} + +//----------------------------------------------------------------------------- +// Precache +//----------------------------------------------------------------------------- +void CParticleSystem::Precache( void ) +{ + const char *pParticleSystemName = STRING( m_iszEffectName ); + if ( pParticleSystemName == NULL || pParticleSystemName[0] == '\0' ) + { + Warning( "info_particle_system (%s) has no particle system name specified!\n", GetEntityName().ToCStr() ); + } + + PrecacheParticleSystem( pParticleSystemName ); +} + + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::Spawn( void ) +{ + BaseClass::Spawn(); + + Precache(); + m_iEffectIndex = -1; +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::Activate( void ) +{ + BaseClass::Activate(); + + // Find our particle effect index + m_iEffectIndex = GetParticleSystemIndex( STRING(m_iszEffectName) ); + + if ( m_bStartActive ) + { + m_bStartActive = false; + StartParticleSystem(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::StartParticleSystemThink( void ) +{ + StartParticleSystem(); +} + +//----------------------------------------------------------------------------- +// Purpose: Always transmitted to clients +//----------------------------------------------------------------------------- +int CParticleSystem::UpdateTransmitState() +{ + return SetTransmitState( FL_EDICT_ALWAYS ); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::StartParticleSystem( void ) +{ + if ( m_bActive == false ) + { + m_flStartTime = gpGlobals->curtime; + m_bActive = true; + + // Setup our control points at this time (in case our targets weren't around at spawn time) + ReadControlPointEnts(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::StopParticleSystem( void ) +{ + m_bActive = false; +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::InputStart( inputdata_t &inputdata ) +{ + StartParticleSystem(); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CParticleSystem::InputStop( inputdata_t &inputdata ) +{ + StopParticleSystem(); +} + +//----------------------------------------------------------------------------- +// Purpose: Find each entity referred to by m_iszControlPointNames and +// resolve it into the corresponding slot in m_hControlPointEnts +//----------------------------------------------------------------------------- +void CParticleSystem::ReadControlPointEnts( void ) +{ + for ( int i = 0 ; i < kMAXCONTROLPOINTS; ++i ) + { + if ( m_iszControlPointNames[i] == NULL_STRING ) + continue; + + CBaseEntity *pPointEnt = gEntList.FindEntityGeneric( NULL, STRING( m_iszControlPointNames[i] ), this ); + Assert( pPointEnt != NULL ); + if ( pPointEnt == NULL ) + { + Warning("Particle system %s could not find control point entity (%s)\n", GetEntityName().ToCStr(), m_iszControlPointNames[i].ToCStr() ); + continue; + } + + m_hControlPointEnts.Set( i, pPointEnt ); + } +} -- cgit v1.2.3