186 lines
7.6 KiB
C++
186 lines
7.6 KiB
C++
// SPDX-License-Identifier: MPL-2.0
|
|
// Copyright © 2020 Skyline Team and Contributors (https://github.com/skyline-emu/)
|
|
|
|
#include <kernel/types/KProcess.h>
|
|
#include "IAudioRenderer.h"
|
|
|
|
namespace skyline::service::audio::IAudioRenderer {
|
|
IAudioRenderer::IAudioRenderer(const DeviceState &state, ServiceManager &manager, AudioRendererParameters ¶meters)
|
|
: releaseEvent(std::make_shared<type::KEvent>(state)), parameters(parameters), BaseService(state, manager, Service::audio_IAudioRenderer, "audio:IAudioRenderer", {
|
|
{0x0, SFUNC(IAudioRenderer::GetSampleRate)},
|
|
{0x1, SFUNC(IAudioRenderer::GetSampleCount)},
|
|
{0x2, SFUNC(IAudioRenderer::GetMixBufferCount)},
|
|
{0x3, SFUNC(IAudioRenderer::GetState)},
|
|
{0x4, SFUNC(IAudioRenderer::RequestUpdate)},
|
|
{0x5, SFUNC(IAudioRenderer::Start)},
|
|
{0x6, SFUNC(IAudioRenderer::Stop)},
|
|
{0x7, SFUNC(IAudioRenderer::QuerySystemEvent)},
|
|
}) {
|
|
track = state.audio->OpenTrack(constant::ChannelCount, parameters.sampleRate, [this]() { releaseEvent->Signal(); });
|
|
track->Start();
|
|
|
|
memoryPools.resize(parameters.effectCount + parameters.voiceCount * 4);
|
|
effects.resize(parameters.effectCount);
|
|
voices.resize(parameters.voiceCount, Voice(state));
|
|
|
|
// Fill track with empty samples that we will triple buffer
|
|
track->AppendBuffer(0);
|
|
track->AppendBuffer(1);
|
|
track->AppendBuffer(2);
|
|
}
|
|
|
|
IAudioRenderer::~IAudioRenderer() {
|
|
state.audio->CloseTrack(track);
|
|
}
|
|
|
|
void IAudioRenderer::GetSampleRate(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
response.Push<u32>(parameters.sampleRate);
|
|
}
|
|
|
|
void IAudioRenderer::GetSampleCount(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
response.Push<u32>(parameters.sampleCount);
|
|
}
|
|
|
|
void IAudioRenderer::GetMixBufferCount(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
response.Push<u32>(parameters.subMixCount);
|
|
}
|
|
|
|
void IAudioRenderer::GetState(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
response.Push(static_cast<u32>(playbackState));
|
|
}
|
|
|
|
void IAudioRenderer::RequestUpdate(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
auto inputAddress = request.inputBuf.at(0).address;
|
|
|
|
auto inputHeader = state.process->GetObject<UpdateDataHeader>(inputAddress);
|
|
revisionInfo.SetUserRevision(inputHeader.revision);
|
|
inputAddress += sizeof(UpdateDataHeader);
|
|
inputAddress += inputHeader.behaviorSize; // Unused
|
|
|
|
auto memoryPoolCount = memoryPools.size();
|
|
std::vector<MemoryPoolIn> memoryPoolsIn(memoryPoolCount);
|
|
state.process->ReadMemory(memoryPoolsIn.data(), inputAddress, memoryPoolCount * sizeof(MemoryPoolIn));
|
|
inputAddress += inputHeader.memoryPoolSize;
|
|
|
|
for (auto i = 0; i < memoryPoolsIn.size(); i++)
|
|
memoryPools[i].ProcessInput(memoryPoolsIn[i]);
|
|
|
|
inputAddress += inputHeader.voiceResourceSize;
|
|
std::vector<VoiceIn> voicesIn(parameters.voiceCount);
|
|
state.process->ReadMemory(voicesIn.data(), inputAddress, parameters.voiceCount * sizeof(VoiceIn));
|
|
inputAddress += inputHeader.voiceSize;
|
|
|
|
for (auto i = 0; i < voicesIn.size(); i++)
|
|
voices[i].ProcessInput(voicesIn[i]);
|
|
|
|
std::vector<EffectIn> effectsIn(parameters.effectCount);
|
|
state.process->ReadMemory(effectsIn.data(), inputAddress, parameters.effectCount * sizeof(EffectIn));
|
|
|
|
for (auto i = 0; i < effectsIn.size(); i++)
|
|
effects[i].ProcessInput(effectsIn[i]);
|
|
|
|
UpdateAudio();
|
|
|
|
UpdateDataHeader outputHeader{
|
|
.revision = constant::RevMagic,
|
|
.behaviorSize = 0xb0,
|
|
.memoryPoolSize = (parameters.effectCount + parameters.voiceCount * 4) * static_cast<u32>(sizeof(MemoryPoolOut)),
|
|
.voiceSize = parameters.voiceCount * static_cast<u32>(sizeof(VoiceOut)),
|
|
.effectSize = parameters.effectCount * static_cast<u32>(sizeof(EffectOut)),
|
|
.sinkSize = parameters.sinkCount * 0x20,
|
|
.performanceManagerSize = 0x10,
|
|
.elapsedFrameCountInfoSize = 0x0
|
|
};
|
|
|
|
if (revisionInfo.ElapsedFrameCountSupported())
|
|
outputHeader.elapsedFrameCountInfoSize = 0x10;
|
|
|
|
outputHeader.totalSize = sizeof(UpdateDataHeader) +
|
|
outputHeader.behaviorSize +
|
|
outputHeader.memoryPoolSize +
|
|
outputHeader.voiceSize +
|
|
outputHeader.effectSize +
|
|
outputHeader.sinkSize +
|
|
outputHeader.performanceManagerSize +
|
|
outputHeader.elapsedFrameCountInfoSize;
|
|
|
|
u64 outputAddress = request.outputBuf.at(0).address;
|
|
|
|
state.process->WriteMemory(outputHeader, outputAddress);
|
|
outputAddress += sizeof(UpdateDataHeader);
|
|
|
|
for (const auto &memoryPool : memoryPools) {
|
|
state.process->WriteMemory(memoryPool.output, outputAddress);
|
|
outputAddress += sizeof(MemoryPoolOut);
|
|
}
|
|
|
|
for (const auto &voice : voices) {
|
|
state.process->WriteMemory(voice.output, outputAddress);
|
|
outputAddress += sizeof(VoiceOut);
|
|
}
|
|
|
|
for (const auto &effect : effects) {
|
|
state.process->WriteMemory(effect.output, outputAddress);
|
|
outputAddress += sizeof(EffectOut);
|
|
}
|
|
}
|
|
|
|
void IAudioRenderer::UpdateAudio() {
|
|
auto released = track->GetReleasedBuffers(2);
|
|
|
|
for (auto &tag : released) {
|
|
MixFinalBuffer();
|
|
track->AppendBuffer(tag, sampleBuffer.data(), sampleBuffer.size());
|
|
}
|
|
}
|
|
|
|
void IAudioRenderer::MixFinalBuffer() {
|
|
u32 writtenSamples = 0;
|
|
|
|
for (auto &voice : voices) {
|
|
if (!voice.Playable())
|
|
continue;
|
|
|
|
u32 bufferOffset{};
|
|
u32 pendingSamples = constant::MixBufferSize;
|
|
|
|
while (pendingSamples > 0) {
|
|
u32 voiceBufferOffset{};
|
|
u32 voiceBufferSize{};
|
|
auto &voiceSamples = voice.GetBufferData(pendingSamples, voiceBufferOffset, voiceBufferSize);
|
|
|
|
if (voiceBufferSize == 0)
|
|
break;
|
|
|
|
pendingSamples -= voiceBufferSize / constant::ChannelCount;
|
|
|
|
for (auto index = voiceBufferOffset; index < voiceBufferOffset + voiceBufferSize; index++) {
|
|
if (writtenSamples == bufferOffset) {
|
|
sampleBuffer[bufferOffset] = skyline::audio::Saturate<i16, i32>(voiceSamples[index] * voice.volume);
|
|
|
|
writtenSamples++;
|
|
} else {
|
|
sampleBuffer[bufferOffset] = skyline::audio::Saturate<i16, i32>(sampleBuffer[bufferOffset] + (voiceSamples[index] * voice.volume));
|
|
}
|
|
|
|
bufferOffset++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void IAudioRenderer::Start(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
playbackState = skyline::audio::AudioOutState::Started;
|
|
}
|
|
|
|
void IAudioRenderer::Stop(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
playbackState = skyline::audio::AudioOutState::Stopped;
|
|
}
|
|
|
|
void IAudioRenderer::QuerySystemEvent(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
|
|
auto handle = state.process->InsertItem(releaseEvent);
|
|
state.logger->Debug("Audren Buffer Release Event Handle: 0x{:X}", handle);
|
|
response.copyHandles.push_back(handle);
|
|
}
|
|
}
|