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fix set_time()--it should set the time for the next play() call, not start the sound playing at that time

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This commit is contained in:
David Rose 2009-12-04 16:14:02 +00:00
parent a8b76b9599
commit 7cac7363dd
2 changed files with 72 additions and 49 deletions
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119
panda/src/audiotraits/fmodAudioSound.cxx
View File

@ -41,6 +41,8 @@ FmodAudioSound(AudioManager *manager, Filename file_name, bool positional) {
audio_debug("FmodAudioSound::FmodAudioSound() Creating new sound, filename: " << file_name );
_active = manager->get_active();
_paused = false;
_start_time = 0.0;
//Local Variables that are needed.
FMOD_RESULT result;
@ -152,7 +154,7 @@ FmodAudioSound::
////////////////////////////////////////////////////////////////////
void FmodAudioSound::
play() {
set_time(0.0);
start_playing();
}
////////////////////////////////////////////////////////////////////
@ -192,6 +194,7 @@ stop() {
}
fmod_audio_errcheck("_channel->stop()", result);
}
_start_time = 0.0;
}
@ -283,58 +286,17 @@ get_loop_count() const {
////////////////////////////////////////////////////////////////////
// Function: FmodAudioSound::set_time
// Access: public
// Description: Starts playing from the specified location.
// Description: Sets the time at which the next play() operation will
// begin. If we are already playing, skips to that time
// immediatey.
////////////////////////////////////////////////////////////////////
void FmodAudioSound::
set_time(float start_time) {
FMOD_RESULT result;
_start_time = start_time;
if (!_active) {
_paused = true;
return;
}
int startTime = (int)(start_time * 1000);
if (_channel != 0) {
// try backing up current sound.
result = _channel->setPosition( startTime , FMOD_TIMEUNIT_MS );
if (result == FMOD_ERR_INVALID_HANDLE ||
result == FMOD_ERR_CHANNEL_STOLEN) {
_channel = 0;
} else {
fmod_audio_errcheck("_channel->setPosition()", result);
bool playing;
result = _channel->isPlaying(&playing);
fmod_audio_errcheck("_channel->isPlaying()", result);
if (result != FMOD_OK || !playing) {
_channel = 0;
}
}
}
if (_channel == 0) {
result = _manager->_system->playSound(FMOD_CHANNEL_FREE, _sound, true, &_channel);
fmod_audio_errcheck("_system->playSound()", result);
result = _channel->setUserData(this);
fmod_audio_errcheck("_channel->setUserData()", result);
result = _channel->setCallback(sound_end_callback);
fmod_audio_errcheck("_channel->setCallback()", result);
result = _channel->setPosition( startTime , FMOD_TIMEUNIT_MS );
fmod_audio_errcheck("_channel->setPosition()", result);
set_volume_on_channel();
set_play_rate_on_channel();
set_speaker_mix_or_balance_on_channel();
// add_dsp_on_channel();
set_3d_attributes_on_channel();
result = _channel->setPaused(false);
fmod_audio_errcheck("_channel->setPaused()", result);
_self_ref = this;
if (status() == PLAYING) {
// Already playing; skip to the indicated time.
start_playing();
}
}
@ -383,6 +345,64 @@ get_volume() const {
return _volume;
}
////////////////////////////////////////////////////////////////////
// Function: FmodAudioSound::start_playing
// Access: Private
// Description: Starts the sound playing at _start_time.
////////////////////////////////////////////////////////////////////
void FmodAudioSound::
start_playing() {
FMOD_RESULT result;
if (!_active) {
_paused = true;
return;
}
int startTime = (int)(_start_time * 1000);
if (_channel != 0) {
// try backing up current sound.
result = _channel->setPosition( startTime , FMOD_TIMEUNIT_MS );
if (result == FMOD_ERR_INVALID_HANDLE ||
result == FMOD_ERR_CHANNEL_STOLEN) {
_channel = 0;
} else {
fmod_audio_errcheck("_channel->setPosition()", result);
bool playing;
result = _channel->isPlaying(&playing);
fmod_audio_errcheck("_channel->isPlaying()", result);
if (result != FMOD_OK || !playing) {
_channel = 0;
}
}
}
if (_channel == 0) {
result = _manager->_system->playSound(FMOD_CHANNEL_FREE, _sound, true, &_channel);
fmod_audio_errcheck("_system->playSound()", result);
result = _channel->setUserData(this);
fmod_audio_errcheck("_channel->setUserData()", result);
result = _channel->setCallback(sound_end_callback);
fmod_audio_errcheck("_channel->setCallback()", result);
result = _channel->setPosition( startTime , FMOD_TIMEUNIT_MS );
fmod_audio_errcheck("_channel->setPosition()", result);
set_volume_on_channel();
set_play_rate_on_channel();
set_speaker_mix_or_balance_on_channel();
// add_dsp_on_channel();
set_3d_attributes_on_channel();
result = _channel->setPaused(false);
fmod_audio_errcheck("_channel->setPaused()", result);
_self_ref = this;
}
}
////////////////////////////////////////////////////////////////////
// Function: FmodAudioSound::set_volume_on_channel()
// Access: Private
@ -806,6 +826,7 @@ set_active(bool active) {
if (get_loop_count() == 0) {
// ...we're pausing a looping sound.
_paused = true;
_start_time = get_time();
}
stop();
}

2
panda/src/audiotraits/fmodAudioSound.h
View File

@ -178,6 +178,7 @@ class EXPCL_FMOD_AUDIO FmodAudioSound : public AudioSound {
float _min_dist;
float _max_dist;
void start_playing();
void set_volume_on_channel();
void set_balance_on_channel();
void set_play_rate_on_channel();
@ -191,6 +192,7 @@ class EXPCL_FMOD_AUDIO FmodAudioSound : public AudioSound {
bool _active;
bool _paused;
float _start_time;
string _finished_event;