|
|
|
@ -15,30 +15,48 @@
|
|
|
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
|
|
|
|
|
#include "stdopenal.h"
|
|
|
|
|
#include "source_al.h"
|
|
|
|
|
#include "sound_driver_al.h"
|
|
|
|
|
#include "listener_al.h"
|
|
|
|
|
#include "effect_al.h"
|
|
|
|
|
#include "buffer_al.h"
|
|
|
|
|
#include "source_al.h"
|
|
|
|
|
#include "ext_al.h"
|
|
|
|
|
|
|
|
|
|
using namespace std;
|
|
|
|
|
using namespace NLMISC;
|
|
|
|
|
|
|
|
|
|
namespace NLSOUND {
|
|
|
|
|
namespace NLSOUND
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
CSourceAL::CSourceAL(CSoundDriverAL *soundDriver) :
|
|
|
|
|
_SoundDriver(NULL), _Buffer(NULL), _BuffersMax(0), _BufferSize(32768), _Source(AL_NONE),
|
|
|
|
|
_DirectFilter(AL_FILTER_NULL), _EffectFilter(AL_FILTER_NULL),
|
|
|
|
|
_IsPlaying(false), _IsPaused(false),
|
|
|
|
|
_Pos(0.0f, 0.0f, 0.0f), _Gain(NLSOUND_DEFAULT_GAIN), _Alpha(1.0),
|
|
|
|
|
_MinDistance(1.0f), _MaxDistance(numeric_limits<float>::max()),
|
|
|
|
|
_Effect(NULL), _Direct(true),
|
|
|
|
|
_DirectGain(NLSOUND_DEFAULT_DIRECT_GAIN), _EffectGain(NLSOUND_DEFAULT_EFFECT_GAIN),
|
|
|
|
|
_DirectFilterType(ISource::FilterLowPass), _EffectFilterType(ISource::FilterLowPass),
|
|
|
|
|
_DirectFilterEnabled(false), _EffectFilterEnabled(false),
|
|
|
|
|
_DirectFilterPassGain(NLSOUND_DEFAULT_FILTER_PASS_GAIN), _EffectFilterPassGain(NLSOUND_DEFAULT_FILTER_PASS_GAIN)
|
|
|
|
|
CSourceAL::CSourceAL(CSoundDriverAL *soundDriver):ISource(), _SoundDriver(NULL), _Source(AL_NONE),
|
|
|
|
|
_DirectFilter(AL_FILTER_NULL), _EffectFilter(AL_FILTER_NULL)
|
|
|
|
|
{
|
|
|
|
|
_IsPlaying = false;
|
|
|
|
|
_IsPaused = false;
|
|
|
|
|
|
|
|
|
|
_Type = SourceSound;
|
|
|
|
|
_Buffer = NULL;
|
|
|
|
|
_BuffersMax = 0;
|
|
|
|
|
_BufferSize = 32768;
|
|
|
|
|
|
|
|
|
|
_PosRelative = false;
|
|
|
|
|
_Gain = NLSOUND_DEFAULT_GAIN;
|
|
|
|
|
_Alpha = 0.0;
|
|
|
|
|
_Pos = CVector::Null;
|
|
|
|
|
_MinDistance = 1.0f;
|
|
|
|
|
_MaxDistance = numeric_limits<float>::max();
|
|
|
|
|
|
|
|
|
|
_Effect = NULL;
|
|
|
|
|
_Direct = true;
|
|
|
|
|
_DirectGain = NLSOUND_DEFAULT_DIRECT_GAIN;
|
|
|
|
|
_EffectGain = NLSOUND_DEFAULT_EFFECT_GAIN;
|
|
|
|
|
_DirectFilterType = ISource::FilterLowPass;
|
|
|
|
|
_EffectFilterType = ISource::FilterLowPass;
|
|
|
|
|
_DirectFilterEnabled = false;
|
|
|
|
|
_EffectFilterEnabled = false;
|
|
|
|
|
_DirectFilterPassGain = NLSOUND_DEFAULT_FILTER_PASS_GAIN;
|
|
|
|
|
_EffectFilterPassGain = NLSOUND_DEFAULT_FILTER_PASS_GAIN;
|
|
|
|
|
|
|
|
|
|
// create the al source
|
|
|
|
|
alGenSources(1, &_Source);
|
|
|
|
|
alTestError();
|
|
|
|
@ -63,6 +81,7 @@ _DirectFilterPassGain(NLSOUND_DEFAULT_FILTER_PASS_GAIN), _EffectFilterPassGain(N
|
|
|
|
|
alFilterf(_DirectFilter, AL_LOWPASS_GAIN, NLSOUND_DEFAULT_DIRECT_GAIN);
|
|
|
|
|
alFilterf(_DirectFilter, AL_LOWPASS_GAINHF, NLSOUND_DEFAULT_FILTER_PASS_GAIN);
|
|
|
|
|
alTestError();
|
|
|
|
|
|
|
|
|
|
alGenFilters(1, &_EffectFilter);
|
|
|
|
|
alFilteri(_EffectFilter, AL_FILTER_TYPE, AL_FILTER_LOWPASS);
|
|
|
|
|
alFilterf(_EffectFilter, AL_LOWPASS_GAIN, NLSOUND_DEFAULT_EFFECT_GAIN);
|
|
|
|
@ -94,13 +113,37 @@ void CSourceAL::release()
|
|
|
|
|
/// (Internal) Update the 3d changes.
|
|
|
|
|
void CSourceAL::updateManualRolloff()
|
|
|
|
|
{
|
|
|
|
|
CVector distanceVector = _Pos - CListenerAL::getInstance()->getPos();
|
|
|
|
|
float distanceSquare = distanceVector.sqrnorm();
|
|
|
|
|
float rolloff = ISource::computeManualRolloff(_Alpha, distanceSquare, _MinDistance, _MaxDistance);
|
|
|
|
|
alSourcef(_Source, AL_GAIN, _Gain * rolloff);
|
|
|
|
|
CVector pos = getPos();
|
|
|
|
|
|
|
|
|
|
// make relative to listener (if not already!)
|
|
|
|
|
if (!_PosRelative)
|
|
|
|
|
pos -= CListenerAL::getInstance()->getPos();
|
|
|
|
|
|
|
|
|
|
float sqrdist = pos.sqrnorm();
|
|
|
|
|
float rolloff = ISource::computeManualRolloff(_Alpha, sqrdist, _MinDistance, _MaxDistance);
|
|
|
|
|
float volume = _Gain * rolloff;
|
|
|
|
|
|
|
|
|
|
// apply SFX volume
|
|
|
|
|
if (_SoundDriver && _Type == SourceSound)
|
|
|
|
|
volume *= _SoundDriver->getGain();
|
|
|
|
|
|
|
|
|
|
// set the attenuated volume
|
|
|
|
|
alSourcef(_Source, AL_GAIN, volume);
|
|
|
|
|
alTestError();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// Set type of the source
|
|
|
|
|
void CSourceAL::setType(TSourceType type)
|
|
|
|
|
{
|
|
|
|
|
_Type = type;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// Get type of the source
|
|
|
|
|
TSourceType CSourceAL::getType() const
|
|
|
|
|
{
|
|
|
|
|
return _Type;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// Enable or disable streaming mode. Source must be stopped to call this.
|
|
|
|
|
void CSourceAL::setStreaming(bool /* streaming */)
|
|
|
|
|
{
|
|
|
|
@ -392,9 +435,16 @@ void CSourceAL::getDirection( NLMISC::CVector& dir ) const
|
|
|
|
|
void CSourceAL::setGain(float gain)
|
|
|
|
|
{
|
|
|
|
|
_Gain = std::min(std::max(gain, NLSOUND_MIN_GAIN), NLSOUND_MAX_GAIN);
|
|
|
|
|
|
|
|
|
|
if ((_SoundDriver == NULL) || !_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
|
|
|
|
|
{
|
|
|
|
|
alSourcef(_Source, AL_GAIN, _Gain);
|
|
|
|
|
float gain = _Gain;
|
|
|
|
|
|
|
|
|
|
// apply SFX volume
|
|
|
|
|
if (_SoundDriver && _Type == SourceSound)
|
|
|
|
|
gain *= _SoundDriver->getGain();
|
|
|
|
|
|
|
|
|
|
alSourcef(_Source, AL_GAIN, gain);
|
|
|
|
|
alTestError();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
@ -428,6 +478,7 @@ float CSourceAL::getPitch() const
|
|
|
|
|
/// Set the source relative mode. If true, positions are interpreted relative to the listener position.
|
|
|
|
|
void CSourceAL::setSourceRelativeMode( bool mode )
|
|
|
|
|
{
|
|
|
|
|
_PosRelative = mode;
|
|
|
|
|
alSourcei(_Source, AL_SOURCE_RELATIVE, mode?AL_TRUE:AL_FALSE );
|
|
|
|
|
alTestError();
|
|
|
|
|
}
|
|
|
|
@ -435,10 +486,11 @@ void CSourceAL::setSourceRelativeMode( bool mode )
|
|
|
|
|
/// Get the source relative mode (3D mode only)
|
|
|
|
|
bool CSourceAL::getSourceRelativeMode() const
|
|
|
|
|
{
|
|
|
|
|
ALint b;
|
|
|
|
|
alGetSourcei(_Source, AL_SOURCE_RELATIVE, &b );
|
|
|
|
|
alTestError();
|
|
|
|
|
return (b==AL_TRUE);
|
|
|
|
|
return _PosRelative;
|
|
|
|
|
// ALint b;
|
|
|
|
|
// alGetSourcei(_Source, AL_SOURCE_RELATIVE, &b );
|
|
|
|
|
// alTestError();
|
|
|
|
|
// return (b==AL_TRUE);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// Set the min and max distances (3D mode only)
|
|
|
|
@ -447,12 +499,12 @@ void CSourceAL::setMinMaxDistances( float mindist, float maxdist, bool /* deferr
|
|
|
|
|
nlassert( (mindist >= 0.0f) && (maxdist >= 0.0f) );
|
|
|
|
|
_MinDistance = mindist;
|
|
|
|
|
_MaxDistance = maxdist;
|
|
|
|
|
if ((_SoundDriver == NULL) || !_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
|
|
|
|
|
{
|
|
|
|
|
// if ((_SoundDriver == NULL) || !_SoundDriver->getOption(ISoundDriver::OptionManualRolloff))
|
|
|
|
|
// {
|
|
|
|
|
alSourcef(_Source, AL_REFERENCE_DISTANCE, mindist);
|
|
|
|
|
alSourcef(_Source, AL_MAX_DISTANCE, maxdist);
|
|
|
|
|
alTestError();
|
|
|
|
|
}
|
|
|
|
|
// }
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// Get the min and max distances
|
|
|
|
|