112 lines
3.3 KiB
C
112 lines
3.3 KiB
C
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//========= Copyright <20> 1996-2008, 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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#ifndef AMBIENTGENERIC_H
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#define AMBIENTGENERIC_H
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#ifdef _WIN32
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#pragma once
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#endif
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// runtime pitch shift and volume fadein/out structure
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// NOTE: IF YOU CHANGE THIS STRUCT YOU MUST CHANGE THE SAVE/RESTORE VERSION NUMBER
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// SEE BELOW (in the typedescription for the class)
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typedef struct dynpitchvol
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{
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// NOTE: do not change the order of these parameters
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// NOTE: unless you also change order of rgdpvpreset array elements!
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int preset;
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int pitchrun; // pitch shift % when sound is running 0 - 255
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int pitchstart; // pitch shift % when sound stops or starts 0 - 255
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int spinup; // spinup time 0 - 100
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int spindown; // spindown time 0 - 100
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int volrun; // volume change % when sound is running 0 - 10
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int volstart; // volume change % when sound stops or starts 0 - 10
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int fadein; // volume fade in time 0 - 100
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int fadeout; // volume fade out time 0 - 100
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// Low Frequency Oscillator
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int lfotype; // 0) off 1) square 2) triangle 3) random
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int lforate; // 0 - 1000, how fast lfo osciallates
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int lfomodpitch; // 0-100 mod of current pitch. 0 is off.
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int lfomodvol; // 0-100 mod of current volume. 0 is off.
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int cspinup; // each trigger hit increments counter and spinup pitch
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int cspincount;
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int pitch;
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int spinupsav;
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int spindownsav;
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int pitchfrac;
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int vol;
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int fadeinsav;
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int fadeoutsav;
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int volfrac;
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int lfofrac;
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int lfomult;
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} dynpitchvol_t;
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#define SF_AMBIENT_SOUND_EVERYWHERE 1
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#define SF_AMBIENT_SOUND_START_SILENT 16
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#define SF_AMBIENT_SOUND_NOT_LOOPING 32
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class CAmbientGeneric : public CPointEntity
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{
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public:
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DECLARE_CLASS( CAmbientGeneric, CPointEntity );
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virtual bool KeyValue( const char *szKeyName, const char *szValue );
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virtual void Spawn( void );
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virtual void Precache( void );
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virtual void Activate( void );
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void RampThink( void );
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void InitModulationParms(void);
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void ComputeMaxAudibleDistance( );
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// Rules about which entities need to transmit along with me
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virtual void SetTransmit( CCheckTransmitInfo *pInfo, bool bAlways );
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virtual void UpdateOnRemove( void );
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virtual void ToggleSound();
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virtual void SendSound( SoundFlags_t flags );
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// Input handlers
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void InputPlaySound( inputdata_t &inputdata );
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void InputStopSound( inputdata_t &inputdata );
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void InputToggleSound( inputdata_t &inputdata );
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void InputPitch( inputdata_t &inputdata );
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void InputVolume( inputdata_t &inputdata );
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void InputFadeIn( inputdata_t &inputdata );
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void InputFadeOut( inputdata_t &inputdata );
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DECLARE_DATADESC();
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float m_radius;
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float m_flMaxRadius;
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soundlevel_t m_iSoundLevel; // dB value
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dynpitchvol_t m_dpv;
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bool m_fActive; // only true when the entity is playing a looping sound
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bool m_fLooping; // true when the sound played will loop
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string_t m_iszSound; // Path/filename of WAV file to play.
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string_t m_sSourceEntName;
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EHANDLE m_hSoundSource; // entity from which the sound comes
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int m_nSoundSourceEntIndex; // In case the entity goes away before we finish stopping the sound...
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};
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#endif // AMBIENTGENERIC_H
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