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Merge pull request #830 from TomHarte/MSXCrash

Restores audio to multimachines
This commit is contained in:
Thomas Harte 2020-07-31 18:31:23 -04:00 committed by GitHub
commit 671f48dc10
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 11 additions and 14 deletions

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@ -60,12 +60,9 @@ void MultiSpeaker::set_output_volume(float volume) {
}
}
void MultiSpeaker::set_delegate(Outputs::Speaker::Speaker::Delegate *delegate) {
delegate_ = delegate;
}
void MultiSpeaker::speaker_did_complete_samples(Speaker *speaker, const std::vector<int16_t> &buffer) {
if(!delegate_) return;
auto delegate = delegate_.load(std::memory_order::memory_order_relaxed);
if(!delegate) return;
{
std::lock_guard lock_guard(front_speaker_mutex_);
if(speaker != front_speaker_) return;
@ -74,12 +71,13 @@ void MultiSpeaker::speaker_did_complete_samples(Speaker *speaker, const std::vec
}
void MultiSpeaker::speaker_did_change_input_clock(Speaker *speaker) {
if(!delegate_) return;
auto delegate = delegate_.load(std::memory_order::memory_order_relaxed);
if(!delegate) return;
{
std::lock_guard lock_guard(front_speaker_mutex_);
if(speaker != front_speaker_) return;
}
delegate_->speaker_did_change_input_clock(this);
delegate->speaker_did_change_input_clock(this);
}
void MultiSpeaker::set_new_front_machine(::Machine::DynamicMachine *machine) {
@ -87,7 +85,8 @@ void MultiSpeaker::set_new_front_machine(::Machine::DynamicMachine *machine) {
std::lock_guard lock_guard(front_speaker_mutex_);
front_speaker_ = machine->audio_producer()->get_speaker();
}
if(delegate_) {
delegate_->speaker_did_change_input_clock(this);
auto delegate = delegate_.load(std::memory_order::memory_order_relaxed);
if(delegate) {
delegate->speaker_did_change_input_clock(this);
}
}

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@ -40,7 +40,6 @@ class MultiSpeaker: public Outputs::Speaker::Speaker, Outputs::Speaker::Speaker:
// Below is the standard Outputs::Speaker::Speaker interface; see there for documentation.
float get_ideal_clock_rate_in_range(float minimum, float maximum) override;
void set_computed_output_rate(float cycles_per_second, int buffer_size, bool stereo) override;
void set_delegate(Outputs::Speaker::Speaker::Delegate *delegate) override;
bool get_is_stereo() override;
void set_output_volume(float) override;
@ -51,7 +50,6 @@ class MultiSpeaker: public Outputs::Speaker::Speaker, Outputs::Speaker::Speaker:
std::vector<Outputs::Speaker::Speaker *> speakers_;
Outputs::Speaker::Speaker *front_speaker_ = nullptr;
Outputs::Speaker::Speaker::Delegate *delegate_ = nullptr;
std::mutex front_speaker_mutex_;
bool stereo_output_ = false;

View File

@ -131,7 +131,7 @@ template <typename SampleSource> class LowpassSpeaker: public Speaker {
at construction, filtering it and passing it on to the speaker's delegate if there is one.
*/
void run_for(const Cycles cycles) {
const auto delegate = delegate_.load();
const auto delegate = delegate_.load(std::memory_order::memory_order_relaxed);
if(!delegate) return;
const int scale = get_scale();

View File

@ -89,7 +89,7 @@ class Speaker {
virtual void speaker_did_change_input_clock([[maybe_unused]] Speaker *speaker) {}
};
virtual void set_delegate(Delegate *delegate) {
delegate_ = delegate;
delegate_.store(delegate, std::memory_order::memory_order_relaxed);
}
@ -99,7 +99,7 @@ class Speaker {
protected:
void did_complete_samples(Speaker *, const std::vector<int16_t> &buffer, bool is_stereo) {
// Test the delegate for existence again, as it may have changed.
const auto delegate = delegate_.load();
const auto delegate = delegate_.load(std::memory_order::memory_order_relaxed);
if(!delegate) return;
++completed_sample_sets_;