FIFE  6e1afdbeda11afe9ac53e6023a4be96ef88f1dc6
FIFE::EaxReverb Class Reference

The EAX Reverb is similar to Reverb but supports more options. More...

#include <soundeffect.h>

+ Inheritance diagram for FIFE::EaxReverb:
+ Collaboration diagram for FIFE::EaxReverb:

Public Member Functions

 EaxReverb ()
 Constructor. More...
 
void setDensity (float value)
 Sets density, controls the coloration of the late reverb. More...
 
float getDensity () const
 Return density value. More...
 
void setDiffusion (float value)
 Sets diffusion, controls the echo density in the reverberation decay. More...
 
float getDiffusion () const
 Return diffusion value. More...
 
void setGain (float value)
 Sets gain, is the master volume control for the reflected sound. More...
 
float getGain () const
 Return gain value. More...
 
void setGainHf (float value)
 Sets gain hf, tweaks reflected sound by attenuating it at high frequencies. More...
 
float getGainHf () const
 Return hf gain. More...
 
void setGainLf (float value)
 Sets gain lf, tweaks reflected sound by attenuating it at low frequencies. More...
 
float getGainLf () const
 Return lf gain. More...
 
void setDecayTime (float value)
 The reverberation decay time. More...
 
float getDecayTime () const
 Return decay time. More...
 
void setDecayHfRatio (float value)
 Sets decay hf ratio, the spectral quality of the Decay Time parameter. More...
 
float getDecayHfRatio () const
 Return decay hf ratio. More...
 
void setDecayLfRatio (float value)
 Sets decay lf ratio, the spectral quality of the Decay Time parameter. More...
 
float getDecayLfRatio () const
 Return decay lf ratio. More...
 
void setReflectionsGain (float value)
 Sets reflections gain, the overall amount of initial reflections relative to the Gain property. More...
 
float getReflectionsGain () const
 Return reflections gain. More...
 
void setReflectionsDelay (float value)
 Sets the reflections delay, the amount of delay between the arrival time of the direct path from the source to the first reflection from the source. More...
 
float getReflectionsDelay () const
 Return reflections delay. More...
 
void setReflectionsPan (const AudioSpaceCoordinate &coordinate)
 Sets reflections pan, the 3D vector that controls the spatial distribution of the cluster of early reflections. More...
 
AudioSpaceCoordinate getReflectionsPan () const
 Return reflections pan. More...
 
void setLateReverbGain (float value)
 Sets late reverb gain, the overall amount of later reverberation relative to gain. More...
 
float getLateReverbGain () const
 Return late reverb gain. More...
 
void setLateReverbDelay (float value)
 Sets late reverb delay, the begin time of the late reverberation relative to the time of the initial reflection. More...
 
float getLateReverbDelay () const
 Return late reverb delay. More...
 
void setLateReverbPan (const AudioSpaceCoordinate &coordinate)
 Sets late reverb pan, the 3D vector that controls the spatial distribution of the late reverb. More...
 
AudioSpaceCoordinate getLateReverbPan () const
 Return late reverb pan. More...
 
void setEchoTime (float value)
 Sets echo time, the rate at which the cyclic echo repeats itself along the reverberation decay. More...
 
float getEchoTime () const
 Return the echo time. More...
 
void setEchoDepth (float value)
 Sets echo depth, the cyclic echo in the reverberation decay, which will be noticeable with transient or percussive sounds. More...
 
float getEchoDepth () const
 Return echo depth. More...
 
void setModulationTime (float value)
 Sets modulation time, the speed of the vibrato (rate of periodic changes in pitch). More...
 
float getModulationTime () const
 Return modulation time. More...
 
void setModulationDepth (float value)
 Sets modulation depth, the amount of pitch change. More...
 
float getModulationDepth () const
 Return modulation depth. More...
 
void setAirAbsorptionGainHf (float value)
 Sets air absorption gain hf, the distance-dependent attenuation at high frequencies caused by the propagation medium. More...
 
float getAirAbsorptionGainHf () const
 Return air absorption gain hf. More...
 
void setHfReference (float value)
 Sets hf reference, determine respectively the frequencies at which the high-frequency effects created by EAX Reverb properties are measured, for example Decay HF Ratio. More...
 
float getHfReference () const
 Return hf reference. More...
 
void setLfReference (float value)
 Sets lf reference, determine respectively the frequencies at which the low-frequency effects created by EAX Reverb properties are measured, for example Decay LF Ratio. More...
 
float getLfReference () const
 Return lf reference. More...
 
void setRoomRolloffFactor (float value)
 Sets room rolloff factor, similar to rolloff factor it attenuate the reflected sound (containing both reflections and reverberation) according to source-listener distance. More...
 
float getRoomRolloffFactor () const
 Return room rolloff factor. More...
 
void setDecayHfLimit (bool value)
 If decay hf limit is enabled, the high-frequency decay time automatically stays below a limit value thatís derived from the setting of Air Absorption HF. More...
 
bool isDecayHfLimit () const
 Return if decay hf limit is enabled. More...
 
void loadPreset (const EFXEAXREVERBPROPERTIES &prop)
 Load presets into the EAX reverb. More...
 
- Public Member Functions inherited from FIFE::SoundEffect
 SoundEffect ()
 Constructor. More...
 
virtual ~SoundEffect ()
 Destructor. More...
 
ALuint getEffectId () const
 Return the OpenAL effect handle. More...
 
void setSlotId (ALuint slot)
 Sets the OpenAL auxiliary slot handle. More...
 
ALuint getSlotId ()
 Return the OpenAL auxiliary slot handle. More...
 
SoundEffectType getEffectType () const
 Return sound effect type. More...
 
void setEnabled (bool enabled)
 Enables or disables the effect. More...
 
bool isEnabled () const
 Return true if the effect is enabled, false otherwise. More...
 
void setFilter (SoundFilter *filter)
 Sets the additional sound filter. More...
 
SoundFiltergetFilter ()
 Return sound filter or NULL. More...
 

Private Attributes

float m_density
 
float m_diffusion
 
float m_gain
 
float m_gainHf
 
float m_gainLf
 
float m_decayTime
 
float m_decayHfRatio
 
float m_decayLfRatio
 
float m_reflectionsGain
 
float m_reflectionsDelay
 
AudioSpaceCoordinate m_reflectionsPan
 
float m_lateReverbGain
 
float m_lateReverbDelay
 
AudioSpaceCoordinate m_lateReverbPan
 
float m_echoTime
 
float m_echoDepth
 
float m_modulationTime
 
float m_modulationDepth
 
float m_airAbsorptionGainHf
 
float m_hfReference
 
float m_lfReference
 
float m_roomRolloffFactor
 
bool m_decayHfLimit
 

Additional Inherited Members

- Protected Attributes inherited from FIFE::SoundEffect
ALuint m_effect
 Effect object id. More...
 
ALuint m_slot
 Effect slot id;. More...
 
SoundEffectType m_effectType
 Sound effect type. More...
 
bool m_enabled
 Effect enabled. More...
 
SoundFilterm_filter
 Additional filter effect. More...
 

Detailed Description

The EAX Reverb is similar to Reverb but supports more options.

There exists already over 100 presets for it. See SoundEffectPreset.

Definition at line 922 of file soundeffect.h.

Constructor & Destructor Documentation

FIFE::EaxReverb::EaxReverb ( )

Member Function Documentation

float FIFE::EaxReverb::getAirAbsorptionGainHf ( ) const

Return air absorption gain hf.

Definition at line 1179 of file soundeffect.cpp.

References m_airAbsorptionGainHf.

float FIFE::EaxReverb::getDecayHfRatio ( ) const

Return decay hf ratio.

Definition at line 1035 of file soundeffect.cpp.

References m_decayHfRatio.

float FIFE::EaxReverb::getDecayLfRatio ( ) const

Return decay lf ratio.

Definition at line 1046 of file soundeffect.cpp.

References m_decayLfRatio.

float FIFE::EaxReverb::getDecayTime ( ) const

Return decay time.

Definition at line 1024 of file soundeffect.cpp.

References m_decayTime.

float FIFE::EaxReverb::getDensity ( ) const

Return density value.

Definition at line 969 of file soundeffect.cpp.

References m_density.

float FIFE::EaxReverb::getDiffusion ( ) const

Return diffusion value.

Definition at line 980 of file soundeffect.cpp.

References m_diffusion.

float FIFE::EaxReverb::getEchoDepth ( ) const

Return echo depth.

Definition at line 1146 of file soundeffect.cpp.

References m_echoDepth.

float FIFE::EaxReverb::getEchoTime ( ) const

Return the echo time.

Definition at line 1135 of file soundeffect.cpp.

References m_echoTime.

float FIFE::EaxReverb::getGain ( ) const

Return gain value.

Definition at line 991 of file soundeffect.cpp.

References m_gain.

float FIFE::EaxReverb::getGainHf ( ) const

Return hf gain.

Definition at line 1002 of file soundeffect.cpp.

References m_gainHf.

float FIFE::EaxReverb::getGainLf ( ) const

Return lf gain.

Definition at line 1013 of file soundeffect.cpp.

References m_gainLf.

float FIFE::EaxReverb::getHfReference ( ) const

Return hf reference.

Definition at line 1190 of file soundeffect.cpp.

References m_hfReference.

float FIFE::EaxReverb::getLateReverbDelay ( ) const

Return late reverb delay.

Definition at line 1107 of file soundeffect.cpp.

References m_reflectionsDelay.

float FIFE::EaxReverb::getLateReverbGain ( ) const

Return late reverb gain.

Definition at line 1096 of file soundeffect.cpp.

References m_lateReverbGain.

AudioSpaceCoordinate FIFE::EaxReverb::getLateReverbPan ( ) const

Return late reverb pan.

Definition at line 1124 of file soundeffect.cpp.

References m_lateReverbPan.

float FIFE::EaxReverb::getLfReference ( ) const

Return lf reference.

Definition at line 1201 of file soundeffect.cpp.

References m_lfReference.

float FIFE::EaxReverb::getModulationDepth ( ) const

Return modulation depth.

Definition at line 1168 of file soundeffect.cpp.

References m_modulationDepth.

float FIFE::EaxReverb::getModulationTime ( ) const

Return modulation time.

Definition at line 1157 of file soundeffect.cpp.

References m_modulationTime.

float FIFE::EaxReverb::getReflectionsDelay ( ) const

Return reflections delay.

Definition at line 1068 of file soundeffect.cpp.

References m_reflectionsDelay.

float FIFE::EaxReverb::getReflectionsGain ( ) const

Return reflections gain.

Definition at line 1057 of file soundeffect.cpp.

References m_reflectionsGain.

AudioSpaceCoordinate FIFE::EaxReverb::getReflectionsPan ( ) const

Return reflections pan.

Definition at line 1085 of file soundeffect.cpp.

References m_reflectionsPan.

float FIFE::EaxReverb::getRoomRolloffFactor ( ) const

Return room rolloff factor.

Definition at line 1212 of file soundeffect.cpp.

References m_roomRolloffFactor.

bool FIFE::EaxReverb::isDecayHfLimit ( ) const

Return if decay hf limit is enabled.

Definition at line 1221 of file soundeffect.cpp.

References m_decayHfLimit.

void FIFE::EaxReverb::setAirAbsorptionGainHf ( float  value)

Sets air absorption gain hf, the distance-dependent attenuation at high frequencies caused by the propagation medium.

Parameters
valueRange 0.892 to 1.0, default 0.994.

Definition at line 1172 of file soundeffect.cpp.

References FIFE::alEffectf, m_airAbsorptionGainHf, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setDecayHfLimit ( bool  value)

If decay hf limit is enabled, the high-frequency decay time automatically stays below a limit value thatís derived from the setting of Air Absorption HF.

Parameters
valueTrue or false. Default is true.

Definition at line 1216 of file soundeffect.cpp.

References FIFE::alEffecti, m_decayHfLimit, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setDecayHfRatio ( float  value)

Sets decay hf ratio, the spectral quality of the Decay Time parameter.

It is the ratio of high-frequency decay time relative to the time set by Decay Time.

Parameters
valueRange 0.1 to 2.0, default 0.83.

Definition at line 1028 of file soundeffect.cpp.

References FIFE::alEffectf, m_decayHfRatio, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setDecayLfRatio ( float  value)

Sets decay lf ratio, the spectral quality of the Decay Time parameter.

It is the ratio of low-frequency decay time relative to the time set by Decay Time.

Parameters
valueRange 0.1 to 2.0, default 1.0.

Definition at line 1039 of file soundeffect.cpp.

References FIFE::alEffectf, m_decayLfRatio, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setDecayTime ( float  value)

The reverberation decay time.

Parameters
valueRange 0.0 to 20.0, default 1.49 seconds.

Definition at line 1017 of file soundeffect.cpp.

References FIFE::alEffectf, m_decayTime, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setDensity ( float  value)

Sets density, controls the coloration of the late reverb.

Lowering the value adds more coloration.

Parameters
valueRange 0.0 to 1.0, default 1.0.

Definition at line 962 of file soundeffect.cpp.

References FIFE::alEffectf, m_density, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setDiffusion ( float  value)

Sets diffusion, controls the echo density in the reverberation decay.

Parameters
valueRange 0.0 to 1.0, default 1.0.

Definition at line 973 of file soundeffect.cpp.

References FIFE::alEffectf, m_diffusion, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setEchoDepth ( float  value)

Sets echo depth, the cyclic echo in the reverberation decay, which will be noticeable with transient or percussive sounds.

Parameters
valueRange 0.0 to 1.0, defult 0.0.

Definition at line 1139 of file soundeffect.cpp.

References FIFE::alEffectf, m_echoDepth, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setEchoTime ( float  value)

Sets echo time, the rate at which the cyclic echo repeats itself along the reverberation decay.

Parameters
valueRange 0.075 to 0.25, default 0.25.

Definition at line 1128 of file soundeffect.cpp.

References FIFE::alEffectf, m_echoTime, and FIFE::SoundEffect::m_effect.

Referenced by loadPreset().

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void FIFE::EaxReverb::setGain ( float  value)

Sets gain, is the master volume control for the reflected sound.

Parameters
valueRange 0.0 to 1.0, default 0.32.

Definition at line 984 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_gain.

Referenced by loadPreset().

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void FIFE::EaxReverb::setGainHf ( float  value)

Sets gain hf, tweaks reflected sound by attenuating it at high frequencies.

Parameters
valueRange 0.0 to 1.0, default 0.89.

Definition at line 995 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_gainHf.

Referenced by loadPreset().

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void FIFE::EaxReverb::setGainLf ( float  value)

Sets gain lf, tweaks reflected sound by attenuating it at low frequencies.

Parameters
valueRange 0.0 to 1.0, default 0.0.

Definition at line 1006 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_gainLf.

Referenced by loadPreset().

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void FIFE::EaxReverb::setHfReference ( float  value)

Sets hf reference, determine respectively the frequencies at which the high-frequency effects created by EAX Reverb properties are measured, for example Decay HF Ratio.

Parameters
valueRange 1000.0 to 20000.0, default 5000.0 Hz.

Definition at line 1183 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_hfReference.

Referenced by loadPreset().

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void FIFE::EaxReverb::setLateReverbDelay ( float  value)

Sets late reverb delay, the begin time of the late reverberation relative to the time of the initial reflection.

Parameters
valueRange 0.0 to 0.1, default 0.011 seconds.

Definition at line 1100 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_reflectionsDelay.

Referenced by loadPreset().

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void FIFE::EaxReverb::setLateReverbGain ( float  value)

Sets late reverb gain, the overall amount of later reverberation relative to gain.

Parameters
valueRange 0.0 to 10.0, default 1.26.

Definition at line 1089 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_lateReverbGain.

Referenced by loadPreset().

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void FIFE::EaxReverb::setLateReverbPan ( const AudioSpaceCoordinate coordinate)

Sets late reverb pan, the 3D vector that controls the spatial distribution of the late reverb.

The direction of this vector controls the global direction of the reverb, while its magnitude controls how focused the reverb are towards this direction.

Parameters
coordinateA 3D vector with values between 0.0 and 1.0.

Definition at line 1111 of file soundeffect.cpp.

References FIFE::alEffectfv, FIFE::SoundEffect::m_effect, m_lateReverbPan, FIFE::PointType3D< T >::x, FIFE::PointType3D< T >::y, and FIFE::PointType3D< T >::z.

void FIFE::EaxReverb::setLfReference ( float  value)

Sets lf reference, determine respectively the frequencies at which the low-frequency effects created by EAX Reverb properties are measured, for example Decay LF Ratio.

Note: Should be less than 1/10 of HF Reference.

Parameters
valueRange 20.0 to 1000.0 , default 250.0 Hz.

Definition at line 1194 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_lfReference.

Referenced by loadPreset().

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void FIFE::EaxReverb::setModulationDepth ( float  value)

Sets modulation depth, the amount of pitch change.

Parameters
valueRange 0.0 to 1.0, default 0.0.

Definition at line 1161 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_modulationDepth.

Referenced by loadPreset().

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void FIFE::EaxReverb::setModulationTime ( float  value)

Sets modulation time, the speed of the vibrato (rate of periodic changes in pitch).

Parameters
valueRange 0.004 to 4.0, default 0.25 seconds.

Definition at line 1150 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_modulationTime.

Referenced by loadPreset().

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void FIFE::EaxReverb::setReflectionsDelay ( float  value)

Sets the reflections delay, the amount of delay between the arrival time of the direct path from the source to the first reflection from the source.

Parameters
valueRange 0.0 to 0.3, default 0.007.

Definition at line 1061 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_reflectionsDelay.

Referenced by loadPreset().

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void FIFE::EaxReverb::setReflectionsGain ( float  value)

Sets reflections gain, the overall amount of initial reflections relative to the Gain property.

Parameters
valueRange 0.0 to 3.16, default 0.05.

Definition at line 1050 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_reflectionsGain.

Referenced by loadPreset().

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void FIFE::EaxReverb::setReflectionsPan ( const AudioSpaceCoordinate coordinate)

Sets reflections pan, the 3D vector that controls the spatial distribution of the cluster of early reflections.

The direction of this vector controls the global direction of the reflections, while its magnitude controls how focused the reflections are towards this direction.

Parameters
coordinateA 3D vector with values between 0.0 and 1.0.

Definition at line 1072 of file soundeffect.cpp.

References FIFE::alEffectfv, FIFE::SoundEffect::m_effect, m_reflectionsPan, FIFE::PointType3D< T >::x, FIFE::PointType3D< T >::y, and FIFE::PointType3D< T >::z.

void FIFE::EaxReverb::setRoomRolloffFactor ( float  value)

Sets room rolloff factor, similar to rolloff factor it attenuate the reflected sound (containing both reflections and reverberation) according to source-listener distance.

Parameters
valueRange 0.0 to 10.0, default 0.0.

Definition at line 1205 of file soundeffect.cpp.

References FIFE::alEffectf, FIFE::SoundEffect::m_effect, and m_roomRolloffFactor.

Referenced by loadPreset().

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Member Data Documentation

float FIFE::EaxReverb::m_airAbsorptionGainHf
private

Definition at line 1179 of file soundeffect.h.

Referenced by getAirAbsorptionGainHf(), and setAirAbsorptionGainHf().

bool FIFE::EaxReverb::m_decayHfLimit
private

Definition at line 1183 of file soundeffect.h.

Referenced by isDecayHfLimit(), and setDecayHfLimit().

float FIFE::EaxReverb::m_decayHfRatio
private

Definition at line 1167 of file soundeffect.h.

Referenced by getDecayHfRatio(), and setDecayHfRatio().

float FIFE::EaxReverb::m_decayLfRatio
private

Definition at line 1168 of file soundeffect.h.

Referenced by getDecayLfRatio(), and setDecayLfRatio().

float FIFE::EaxReverb::m_decayTime
private

Definition at line 1166 of file soundeffect.h.

Referenced by getDecayTime(), and setDecayTime().

float FIFE::EaxReverb::m_density
private

Definition at line 1161 of file soundeffect.h.

Referenced by getDensity(), and setDensity().

float FIFE::EaxReverb::m_diffusion
private

Definition at line 1162 of file soundeffect.h.

Referenced by getDiffusion(), and setDiffusion().

float FIFE::EaxReverb::m_echoDepth
private

Definition at line 1176 of file soundeffect.h.

Referenced by getEchoDepth(), and setEchoDepth().

float FIFE::EaxReverb::m_echoTime
private

Definition at line 1175 of file soundeffect.h.

Referenced by getEchoTime(), and setEchoTime().

float FIFE::EaxReverb::m_gain
private

Definition at line 1163 of file soundeffect.h.

Referenced by getGain(), and setGain().

float FIFE::EaxReverb::m_gainHf
private

Definition at line 1164 of file soundeffect.h.

Referenced by getGainHf(), and setGainHf().

float FIFE::EaxReverb::m_gainLf
private

Definition at line 1165 of file soundeffect.h.

Referenced by getGainLf(), and setGainLf().

float FIFE::EaxReverb::m_hfReference
private

Definition at line 1180 of file soundeffect.h.

Referenced by getHfReference(), and setHfReference().

float FIFE::EaxReverb::m_lateReverbDelay
private

Definition at line 1173 of file soundeffect.h.

float FIFE::EaxReverb::m_lateReverbGain
private

Definition at line 1172 of file soundeffect.h.

Referenced by getLateReverbGain(), and setLateReverbGain().

AudioSpaceCoordinate FIFE::EaxReverb::m_lateReverbPan
private

Definition at line 1174 of file soundeffect.h.

Referenced by getLateReverbPan(), and setLateReverbPan().

float FIFE::EaxReverb::m_lfReference
private

Definition at line 1181 of file soundeffect.h.

Referenced by getLfReference(), and setLfReference().

float FIFE::EaxReverb::m_modulationDepth
private

Definition at line 1178 of file soundeffect.h.

Referenced by getModulationDepth(), and setModulationDepth().

float FIFE::EaxReverb::m_modulationTime
private

Definition at line 1177 of file soundeffect.h.

Referenced by getModulationTime(), and setModulationTime().

float FIFE::EaxReverb::m_reflectionsDelay
private
float FIFE::EaxReverb::m_reflectionsGain
private

Definition at line 1169 of file soundeffect.h.

Referenced by getReflectionsGain(), and setReflectionsGain().

AudioSpaceCoordinate FIFE::EaxReverb::m_reflectionsPan
private

Definition at line 1171 of file soundeffect.h.

Referenced by getReflectionsPan(), and setReflectionsPan().

float FIFE::EaxReverb::m_roomRolloffFactor
private

Definition at line 1182 of file soundeffect.h.

Referenced by getRoomRolloffFactor(), and setRoomRolloffFactor().


The documentation for this class was generated from the following files: