Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================
#ifndef PARTICLEPROPERTY_H
#define PARTICLEPROPERTY_H
#ifdef _WIN32
#pragma once
#endif
#include "smartptr.h"
#include "globalvars_base.h"
#include "particles_new.h"
#include "particle_parse.h"
//-----------------------------------------------------------------------------
// Forward declarations
//-----------------------------------------------------------------------------
class CBaseEntity;
class CNewParticleEffect;
// Argh: Server considers -1 to be an invalid attachment, whereas the client uses 0
#ifdef CLIENT_DLL
#define INVALID_PARTICLE_ATTACHMENT 0
#else
#define INVALID_PARTICLE_ATTACHMENT -1
#endif
struct ParticleControlPoint_t
{
ParticleControlPoint_t()
{
iControlPoint = 0;
iAttachType = PATTACH_ABSORIGIN_FOLLOW;
iAttachmentPoint = 0;
vecOriginOffset = vec3_origin;
}
int iControlPoint;
ParticleAttachment_t iAttachType;
int iAttachmentPoint;
Vector vecOriginOffset;
EHANDLE hEntity;
};
struct ParticleEffectList_t
{
ParticleEffectList_t()
{
pParticleEffect = NULL;
}
CUtlVector<ParticleControlPoint_t> pControlPoints;
CSmartPtr<CNewParticleEffect> pParticleEffect;
};
extern int GetAttachTypeFromString( const char *pszString );
//-----------------------------------------------------------------------------
// Encapsulates particle handling for an entity
//-----------------------------------------------------------------------------
class CParticleProperty
{
DECLARE_CLASS_NOBASE( CParticleProperty );
DECLARE_EMBEDDED_NETWORKVAR();
DECLARE_PREDICTABLE();
DECLARE_DATADESC();
public:
CParticleProperty();
~CParticleProperty();
void Init( CBaseEntity *pEntity );
CBaseEntity *GetOuter( void ) { return m_pOuter; }
// Effect Creation
CNewParticleEffect *Create( const char *pszParticleName, ParticleAttachment_t iAttachType, const char *pszAttachmentName );
CNewParticleEffect *Create( const char *pszParticleName, ParticleAttachment_t iAttachType, int iAttachmentPoint = INVALID_PARTICLE_ATTACHMENT, Vector vecOriginOffset = vec3_origin );
void AddControlPoint( CNewParticleEffect *pEffect, int iPoint, C_BaseEntity *pEntity, ParticleAttachment_t iAttachType, const char *pszAttachmentName = NULL, Vector vecOriginOffset = vec3_origin );
void AddControlPoint( int iEffectIndex, int iPoint, C_BaseEntity *pEntity, ParticleAttachment_t iAttachType, int iAttachmentPoint = INVALID_PARTICLE_ATTACHMENT, Vector vecOriginOffset = vec3_origin );
inline void SetControlPointParent( CNewParticleEffect *pEffect, int whichControlPoint, int parentIdx );
void SetControlPointParent( int iEffectIndex, int whichControlPoint, int parentIdx );
// Commands
void StopEmission( CNewParticleEffect *pEffect = NULL, bool bWakeOnStop = false, bool bDestroyAsleepSystems = false );
void StopEmissionAndDestroyImmediately( CNewParticleEffect *pEffect = NULL );
// kill all particle systems involving a given entity for their control points
void StopParticlesInvolving( CBaseEntity *pEntity );
void StopParticlesNamed( const char *pszEffectName, bool bForceRemoveInstantly = false, bool bInverse = false ); ///< kills all particles using the given definition name
void StopParticlesWithNameAndAttachment( const char *pszEffectName, int iAttachmentPoint, bool bForceRemoveInstantly = false ); ///< kills all particles using the given definition name
// Particle System hooks
void OnParticleSystemUpdated( CNewParticleEffect *pEffect, float flTimeDelta );
void OnParticleSystemDeleted( CNewParticleEffect *pEffect );
#ifdef CLIENT_DLL
void OwnerSetDormantTo( bool bDormant );
#endif
// Used to replace a particle effect with a different one; attaches the control point updating to the new one
void ReplaceParticleEffect( CNewParticleEffect *pOldEffect, CNewParticleEffect *pNewEffect );
// Debugging
void DebugPrintEffects( void );
int FindEffect( const char *pEffectName, int nStart = 0 );
inline CNewParticleEffect *GetParticleEffectFromIdx( int idx );
private:
int GetParticleAttachment( C_BaseEntity *pEntity, const char *pszAttachmentName, const char *pszParticleName );
int FindEffect( CNewParticleEffect *pEffect );
void UpdateParticleEffect( ParticleEffectList_t *pEffect, bool bInitializing = false, int iOnlyThisControlPoint = -1 );
void UpdateControlPoint( ParticleEffectList_t *pEffect, int iPoint, bool bInitializing );
private:
CBaseEntity *m_pOuter;
CUtlVector<ParticleEffectList_t> m_ParticleEffects;
int m_iDormancyChangedAtFrame;
friend class CBaseEntity;
};
#include "particle_property_inlines.h"
#endif // PARTICLEPROPERTY_H