diff options
Diffstat (limited to 'src/audio_core/audio_renderer.cpp')
| -rw-r--r-- | src/audio_core/audio_renderer.cpp | 99 |
1 files changed, 87 insertions, 12 deletions
diff --git a/src/audio_core/audio_renderer.cpp b/src/audio_core/audio_renderer.cpp index d18ef6940..50846a854 100644 --- a/src/audio_core/audio_renderer.cpp +++ b/src/audio_core/audio_renderer.cpp @@ -17,7 +17,7 @@ namespace AudioCore { constexpr u32 STREAM_SAMPLE_RATE{48000}; constexpr u32 STREAM_NUM_CHANNELS{2}; - +using VoiceChannelHolder = std::array<VoiceResourceInformation*, 6>; class AudioRenderer::VoiceState { public: bool IsPlaying() const { @@ -37,9 +37,10 @@ public: } void SetWaveIndex(std::size_t index); - std::vector<s16> DequeueSamples(std::size_t sample_count, Core::Memory::Memory& memory); + std::vector<s16> DequeueSamples(std::size_t sample_count, Core::Memory::Memory& memory, + const VoiceChannelHolder& voice_resources); void UpdateState(); - void RefreshBuffer(Core::Memory::Memory& memory); + void RefreshBuffer(Core::Memory::Memory& memory, const VoiceChannelHolder& voice_resources); private: bool is_in_use{}; @@ -79,7 +80,7 @@ AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory std::shared_ptr<Kernel::WritableEvent> buffer_event, std::size_t instance_number) : worker_params{params}, buffer_event{buffer_event}, voices(params.voice_count), - effects(params.effect_count), memory{memory_} { + voice_resources(params.voice_count), effects(params.effect_count), memory{memory_} { behavior_info.SetUserRevision(params.revision); audio_out = std::make_unique<AudioCore::AudioOut>(); stream = audio_out->OpenStream(core_timing, STREAM_SAMPLE_RATE, STREAM_NUM_CHANNELS, @@ -127,6 +128,12 @@ ResultVal<std::vector<u8>> AudioRenderer::UpdateAudioRenderer(const std::vector< input_params.data() + sizeof(UpdateDataHeader) + config.behavior_size, memory_pool_count * sizeof(MemoryPoolInfo)); + // Copy voice resources + const std::size_t voice_resource_offset{sizeof(UpdateDataHeader) + config.behavior_size + + config.memory_pools_size}; + std::memcpy(voice_resources.data(), input_params.data() + voice_resource_offset, + sizeof(VoiceResourceInformation) * voice_resources.size()); + // Copy VoiceInfo structs std::size_t voice_offset{sizeof(UpdateDataHeader) + config.behavior_size + config.memory_pools_size + config.voice_resource_size}; @@ -220,14 +227,15 @@ void AudioRenderer::VoiceState::SetWaveIndex(std::size_t index) { is_refresh_pending = true; } -std::vector<s16> AudioRenderer::VoiceState::DequeueSamples(std::size_t sample_count, - Core::Memory::Memory& memory) { +std::vector<s16> AudioRenderer::VoiceState::DequeueSamples( + std::size_t sample_count, Core::Memory::Memory& memory, + const VoiceChannelHolder& voice_resources) { if (!IsPlaying()) { return {}; } if (is_refresh_pending) { - RefreshBuffer(memory); + RefreshBuffer(memory, voice_resources); } const std::size_t max_size{samples.size() - offset}; @@ -271,7 +279,8 @@ void AudioRenderer::VoiceState::UpdateState() { is_in_use = info.is_in_use; } -void AudioRenderer::VoiceState::RefreshBuffer(Core::Memory::Memory& memory) { +void AudioRenderer::VoiceState::RefreshBuffer(Core::Memory::Memory& memory, + const VoiceChannelHolder& voice_resources) { const auto wave_buffer_address = info.wave_buffer[wave_index].buffer_addr; const auto wave_buffer_size = info.wave_buffer[wave_index].buffer_sz; std::vector<s16> new_samples(wave_buffer_size / sizeof(s16)); @@ -296,17 +305,77 @@ void AudioRenderer::VoiceState::RefreshBuffer(Core::Memory::Memory& memory) { } switch (info.channel_count) { - case 1: + case 1: { // 1 channel is upsampled to 2 channel samples.resize(new_samples.size() * 2); + for (std::size_t index = 0; index < new_samples.size(); ++index) { - samples[index * 2] = new_samples[index]; - samples[index * 2 + 1] = new_samples[index]; + auto sample = static_cast<float>(new_samples[index]); + if (voice_resources[0]->in_use) { + sample *= voice_resources[0]->mix_volumes[0]; + } + + samples[index * 2] = static_cast<s16>(sample * info.volume); + samples[index * 2 + 1] = static_cast<s16>(sample * info.volume); } break; + } case 2: { // 2 channel is played as is samples = std::move(new_samples); + const std::size_t sample_count = (samples.size() / 2); + for (std::size_t index = 0; index < sample_count; ++index) { + const std::size_t index_l = index * 2; + const std::size_t index_r = index * 2 + 1; + + auto sample_l = static_cast<float>(samples[index_l]); + auto sample_r = static_cast<float>(samples[index_r]); + + if (voice_resources[0]->in_use) { + sample_l *= voice_resources[0]->mix_volumes[0]; + } + + if (voice_resources[1]->in_use) { + sample_r *= voice_resources[1]->mix_volumes[1]; + } + + samples[index_l] = static_cast<s16>(sample_l * info.volume); + samples[index_r] = static_cast<s16>(sample_r * info.volume); + } + break; + } + case 6: { + samples.resize((new_samples.size() / 6) * 2); + const std::size_t sample_count = samples.size() / 2; + + for (std::size_t index = 0; index < sample_count; ++index) { + auto FL = static_cast<float>(new_samples[index * 6]); + auto FR = static_cast<float>(new_samples[index * 6 + 1]); + auto FC = static_cast<float>(new_samples[index * 6 + 2]); + auto BL = static_cast<float>(new_samples[index * 6 + 4]); + auto BR = static_cast<float>(new_samples[index * 6 + 5]); + + if (voice_resources[0]->in_use) { + FL *= voice_resources[0]->mix_volumes[0]; + } + if (voice_resources[1]->in_use) { + FR *= voice_resources[1]->mix_volumes[1]; + } + if (voice_resources[2]->in_use) { + FC *= voice_resources[2]->mix_volumes[2]; + } + if (voice_resources[4]->in_use) { + BL *= voice_resources[4]->mix_volumes[4]; + } + if (voice_resources[5]->in_use) { + BR *= voice_resources[5]->mix_volumes[5]; + } + + samples[index * 2] = + static_cast<s16>((0.3694f * FL + 0.2612f * FC + 0.3694f * BL) * info.volume); + samples[index * 2 + 1] = + static_cast<s16>((0.3694f * FR + 0.2612f * FC + 0.3694f * BR) * info.volume); + } break; } default: @@ -352,11 +421,17 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) { if (!voice.IsPlaying()) { continue; } + VoiceChannelHolder resources{}; + for (u32 channel = 0; channel < voice.GetInfo().channel_count; channel++) { + const auto channel_resource_id = voice.GetInfo().voice_channel_resource_ids[channel]; + resources[channel] = &voice_resources[channel_resource_id]; + } std::size_t offset{}; s64 samples_remaining{BUFFER_SIZE}; while (samples_remaining > 0) { - const std::vector<s16> samples{voice.DequeueSamples(samples_remaining, memory)}; + const std::vector<s16> samples{ + voice.DequeueSamples(samples_remaining, memory, resources)}; if (samples.empty()) { break; |