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Implement get_bar_beats() for AudioStreamSynchronized, fix division by zero

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colinator27 2024-11-16 11:41:35 -05:00
parent 5efd124ca1
commit 0a4dd371b7
3 changed files with 21 additions and 3 deletions
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11
modules/interactive_music/audio_stream_interactive.cpp
View File

@ -691,9 +691,14 @@ void AudioStreamPlaybackInteractive::_queue(int p_to_clip_index, bool p_is_auto_
src_fade_wait = beat_sec - remainder;
} break;
case AudioStreamInteractive::TRANSITION_FROM_TIME_NEXT_BAR: {
float bar_sec = beat_sec * from_state.stream->get_bar_beats();
float remainder = Math::fmod(current_pos, bar_sec);
src_fade_wait = bar_sec - remainder;
if (from_state.stream->get_bar_beats() > 0) {
float bar_sec = beat_sec * from_state.stream->get_bar_beats();
float remainder = Math::fmod(current_pos, bar_sec);
src_fade_wait = bar_sec - remainder;
} else {
// Stream does not have a number of beats per bar - avoid NaN, and play immediately.
src_fade_wait = 0;
}
} break;
case AudioStreamInteractive::TRANSITION_FROM_TIME_END: {
float end = from_state.stream->get_beat_count() > 0 ? float(from_state.stream->get_beat_count() * beat_sec) : from_state.stream->get_length();

12
modules/interactive_music/audio_stream_synchronized.cpp
View File

@ -99,6 +99,18 @@ int AudioStreamSynchronized::get_beat_count() const {
return max_beats;
}
int AudioStreamSynchronized::get_bar_beats() const {
for (int i = 0; i < stream_count; i++) {
if (audio_streams[i].is_valid()) {
int bar_beats = audio_streams[i]->get_bar_beats();
if (bar_beats != 0) {
return bar_beats;
}
}
}
return 0;
}
bool AudioStreamSynchronized::has_loop() const {
for (int i = 0; i < stream_count; i++) {
if (audio_streams[i].is_valid()) {

1
modules/interactive_music/audio_stream_synchronized.h
View File

@ -54,6 +54,7 @@ private:
public:
virtual double get_bpm() const override;
virtual int get_beat_count() const override;
virtual int get_bar_beats() const override;
virtual bool has_loop() const override;
void set_stream_count(int p_count);
int get_stream_count() const;