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- Applied VoidMage's OpenAL patch.

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This commit is contained in:
Braden Obrzut 2013-10-23 19:41:58 -04:00
parent 97d7b1e59e
commit 2142e857a9
2 changed files with 23 additions and 5 deletions
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21
src/sound/oalsound.cpp
View file

@ -1866,7 +1866,7 @@ float OpenALSoundRenderer::GetOutputRate()
} }
SoundHandle OpenALSoundRenderer::LoadSoundRaw(BYTE *sfxdata, int length, int frequency, int channels, int bits, int loopstart) SoundHandle OpenALSoundRenderer::LoadSoundRaw(BYTE *sfxdata, int length, int frequency, int channels, int bits, int loopstart, int loopend)
{ {
SoundHandle retval = { NULL }; SoundHandle retval = { NULL };
@ -1915,7 +1915,7 @@ SoundHandle OpenALSoundRenderer::LoadSoundRaw(BYTE *sfxdata, int length, int fre
{ {
ALint loops[2] = { ALint loops[2] = {
loopstart, loopstart,
length / (channels*bits/8) loopend == -1 ? length / (channels*bits/8) : loopend
}; };
Printf("Setting loop points %d -> %d\n", loops[0], loops[1]); Printf("Setting loop points %d -> %d\n", loops[0], loops[1]);
alBufferiv(buffer, AL_LOOP_POINTS, loops); alBufferiv(buffer, AL_LOOP_POINTS, loops);
@ -2346,6 +2346,21 @@ void OpenALSoundRenderer::StopChannel(FISoundChannel *chan)
FreeSfx.push_back(source); FreeSfx.push_back(source);
} }
void OpenALSoundRenderer::ChannelVolume(FISoundChannel *chan, float volume)
{
if (chan != NULL && chan->SysChannel != NULL)
{
ALuint source = *((ALuint*)chan->SysChannel);
alcSuspendContext(Context);
alSourcef(source, AL_MAX_GAIN, volume);
if(chan->ManualGain)
volume *= GetRolloff(&chan->Rolloff, sqrt(chan->DistanceSqr));
alSourcef(source, AL_GAIN, volume);
}
getALError();
}
unsigned int OpenALSoundRenderer::GetPosition(FISoundChannel *chan) unsigned int OpenALSoundRenderer::GetPosition(FISoundChannel *chan)
{ {
if(chan == NULL || chan->SysChannel == NULL) if(chan == NULL || chan->SysChannel == NULL)
@ -2384,7 +2399,7 @@ void OpenALSoundRenderer::SetSfxPaused(bool paused, int slot)
} }
} }
void OpenALSoundRenderer::SetInactive(bool inactive) void OpenALSoundRenderer::SetInactive(SoundRenderer::EInactiveState inactive)
{ {
} }

7
src/sound/oalsound.h
View file

@ -82,7 +82,7 @@ public:
virtual void SetSfxVolume(float volume); virtual void SetSfxVolume(float volume);
virtual void SetMusicVolume(float volume); virtual void SetMusicVolume(float volume);
virtual SoundHandle LoadSound(BYTE *sfxdata, int length); virtual SoundHandle LoadSound(BYTE *sfxdata, int length);
virtual SoundHandle LoadSoundRaw(BYTE *sfxdata, int length, int frequency, int channels, int bits, int loopstart); virtual SoundHandle LoadSoundRaw(BYTE *sfxdata, int length, int frequency, int channels, int bits, int loopstart, int loopend = -1);
virtual void UnloadSound(SoundHandle sfx); virtual void UnloadSound(SoundHandle sfx);
virtual unsigned int GetMSLength(SoundHandle sfx); virtual unsigned int GetMSLength(SoundHandle sfx);
virtual unsigned int GetSampleLength(SoundHandle sfx); virtual unsigned int GetSampleLength(SoundHandle sfx);
@ -99,6 +99,9 @@ public:
// Stops a sound channel. // Stops a sound channel.
virtual void StopChannel(FISoundChannel *chan); virtual void StopChannel(FISoundChannel *chan);
// Changes a channel's volume.
void ChannelVolume (FISoundChannel *chan, float volume);
// Returns position of sound on this channel, in samples. // Returns position of sound on this channel, in samples.
virtual unsigned int GetPosition(FISoundChannel *chan); virtual unsigned int GetPosition(FISoundChannel *chan);
@ -109,7 +112,7 @@ public:
virtual void SetSfxPaused(bool paused, int slot); virtual void SetSfxPaused(bool paused, int slot);
// Pauses or resumes *every* channel, including environmental reverb. // Pauses or resumes *every* channel, including environmental reverb.
virtual void SetInactive(bool inactive); virtual void SetInactive(SoundRenderer::EInactiveState inactive);
// Updates the volume, separation, and pitch of a sound channel. // Updates the volume, separation, and pitch of a sound channel.
virtual void UpdateSoundParams3D(SoundListener *listener, FISoundChannel *chan, bool areasound, const FVector3 &pos, const FVector3 &vel); virtual void UpdateSoundParams3D(SoundListener *listener, FISoundChannel *chan, bool areasound, const FVector3 &pos, const FVector3 &vel);