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Don't store the buffer in the sound struct

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This commit is contained in:
Chris Robinson 2015-11-24 20:03:15 -08:00
parent fd7d58fe7e
commit ea70b0baee
1 changed files with 38 additions and 35 deletions
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73
apps/openmw/mwsound/openal_output.cpp
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@ -146,6 +146,19 @@ static ALenum getALFormat(ChannelConfig chans, SampleType type)
return AL_NONE;
}
static double getBufferLength(ALuint buffer)
{
ALint bufferSize, frequency, channels, bitsPerSample;
alGetBufferi(buffer, AL_SIZE, &bufferSize);
alGetBufferi(buffer, AL_FREQUENCY, &frequency);
alGetBufferi(buffer, AL_CHANNELS, &channels);
alGetBufferi(buffer, AL_BITS, &bitsPerSample);
throwALerror();
return (8.0*bufferSize)/(frequency*channels*bitsPerSample);
}
//
// A streaming OpenAL sound.
//
@ -515,7 +528,6 @@ protected:
OpenAL_Output &mOutput;
ALuint mSource;
ALuint mBuffer;
friend class OpenAL_Output;
@ -526,13 +538,12 @@ private:
OpenAL_Sound& operator=(const OpenAL_Sound &rhs);
public:
OpenAL_Sound(OpenAL_Output &output, ALuint src, ALuint buf, const osg::Vec3f& pos, float vol, float basevol, float pitch, float mindist, float maxdist, int flags);
OpenAL_Sound(OpenAL_Output &output, ALuint src, const osg::Vec3f& pos, float vol, float basevol, float pitch, float mindist, float maxdist, int flags);
virtual ~OpenAL_Sound();
virtual void stop();
virtual bool isPlaying();
virtual double getTimeOffset();
virtual double getLength();
virtual void update();
};
@ -545,16 +556,16 @@ class OpenAL_Sound3D : public OpenAL_Sound
OpenAL_Sound3D& operator=(const OpenAL_Sound &rhs);
public:
OpenAL_Sound3D(OpenAL_Output &output, ALuint src, ALuint buf, const osg::Vec3f& pos, float vol, float basevol, float pitch, float mindist, float maxdist, int flags)
: OpenAL_Sound(output, src, buf, pos, vol, basevol, pitch, mindist, maxdist, flags)
OpenAL_Sound3D(OpenAL_Output &output, ALuint src, const osg::Vec3f& pos, float vol, float basevol, float pitch, float mindist, float maxdist, int flags)
: OpenAL_Sound(output, src, pos, vol, basevol, pitch, mindist, maxdist, flags)
{ }
virtual void update();
};
OpenAL_Sound::OpenAL_Sound(OpenAL_Output &output, ALuint src, ALuint buf, const osg::Vec3f& pos, float vol, float basevol, float pitch, float mindist, float maxdist, int flags)
OpenAL_Sound::OpenAL_Sound(OpenAL_Output &output, ALuint src, const osg::Vec3f& pos, float vol, float basevol, float pitch, float mindist, float maxdist, int flags)
: Sound(pos, vol, basevol, pitch, mindist, maxdist, flags)
, mOutput(output), mSource(src), mBuffer(buf)
, mOutput(output), mSource(src)
{
mOutput.mActiveSounds.push_back(this);
}
@ -595,17 +606,6 @@ double OpenAL_Sound::getTimeOffset()
return t;
}
double OpenAL_Sound::getLength()
{
ALint bufferSize, frequency, channels, bitsPerSample;
alGetBufferi(mBuffer, AL_SIZE, &bufferSize);
alGetBufferi(mBuffer, AL_FREQUENCY, &frequency);
alGetBufferi(mBuffer, AL_CHANNELS, &channels);
alGetBufferi(mBuffer, AL_BITS, &bitsPerSample);
return (8.0*bufferSize)/(frequency*channels*bitsPerSample);
}
void OpenAL_Sound::updateAll(bool local)
{
alSourcef(mSource, AL_REFERENCE_DISTANCE, mMinDistance);
@ -815,11 +815,15 @@ void OpenAL_Output::unloadSound(Sound_Handle data)
SoundVec::const_iterator iter = mActiveSounds.begin();
for(;iter != mActiveSounds.end();++iter)
{
if((*iter)->mSource && (*iter)->mBuffer == buffer)
if(!(*iter)->mSource)
continue;
ALint srcbuf;
alGetSourcei((*iter)->mSource, AL_BUFFER, &srcbuf);
if((ALuint)srcbuf == buffer)
{
alSourceStop((*iter)->mSource);
alSourcei((*iter)->mSource, AL_BUFFER, 0);
(*iter)->mBuffer = 0;
}
}
alDeleteBuffers(1, &buffer);
@ -847,9 +851,8 @@ MWBase::SoundPtr OpenAL_Output::playSound(Sound_Handle data, float vol, float ba
src = mFreeSources.front();
mFreeSources.pop_front();
ALuint buffer = GET_PTRID(data);
try {
sound.reset(new OpenAL_Sound(*this, src, buffer, osg::Vec3f(0.f, 0.f, 0.f), vol, basevol, pitch, 1.0f, 1000.0f, flags));
sound.reset(new OpenAL_Sound(*this, src, osg::Vec3f(0.f, 0.f, 0.f), vol, basevol, pitch, 1.0f, 1000.0f, flags));
}
catch(std::exception&)
{
@ -858,13 +861,14 @@ MWBase::SoundPtr OpenAL_Output::playSound(Sound_Handle data, float vol, float ba
}
sound->updateAll(true);
if(offset<0)
offset=0;
if(offset>1)
offset=1;
if(offset < 0.0f)
offset = 0.0f;
if(offset > 1.0f)
offset = 1.0f;
ALuint buffer = GET_PTRID(data);
alSourcei(src, AL_BUFFER, buffer);
alSourcef(src, AL_SEC_OFFSET, static_cast<ALfloat>(sound->getLength()*offset / pitch));
alSourcef(src, AL_SEC_OFFSET, static_cast<ALfloat>(getBufferLength(buffer)*offset / pitch));
alSourcePlay(src);
throwALerror();
@ -882,9 +886,8 @@ MWBase::SoundPtr OpenAL_Output::playSound3D(Sound_Handle data, const osg::Vec3f
src = mFreeSources.front();
mFreeSources.pop_front();
ALuint buffer = GET_PTRID(data);
try {
sound.reset(new OpenAL_Sound3D(*this, src, buffer, pos, vol, basevol, pitch, min, max, flags));
sound.reset(new OpenAL_Sound3D(*this, src, pos, vol, basevol, pitch, min, max, flags));
}
catch(std::exception&)
{
@ -893,14 +896,14 @@ MWBase::SoundPtr OpenAL_Output::playSound3D(Sound_Handle data, const osg::Vec3f
}
sound->updateAll(false);
if(offset < 0.0f)
offset = 0.0f;
if(offset > 1.0f)
offset = 1.0f;
if(offset<0)
offset=0;
if(offset>1)
offset=1;
ALuint buffer = GET_PTRID(data);
alSourcei(src, AL_BUFFER, buffer);
alSourcef(src, AL_SEC_OFFSET, static_cast<ALfloat>(sound->getLength()*offset / pitch));
alSourcef(src, AL_SEC_OFFSET, static_cast<ALfloat>(getBufferLength(buffer)*offset / pitch));
alSourcePlay(src);
throwALerror();