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https://github.com/Lime3DS/Lime3DS
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61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
// Copyright 2016 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <array>
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#include <memory>
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#include <string>
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#include "audio_core/audio_core.h"
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#include "audio_core/hle/dsp.h"
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#include "audio_core/hle/pipe.h"
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#include "audio_core/null_sink.h"
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#include "audio_core/sink.h"
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#include "audio_core/sink_details.h"
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#include "common/common_types.h"
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#include "core/core_timing.h"
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#include "core/hle/service/dsp_dsp.h"
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namespace AudioCore {
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// Audio Ticks occur about every 5 miliseconds.
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static int tick_event; ///< CoreTiming event
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static constexpr u64 audio_frame_ticks = 1310252ull; ///< Units: ARM11 cycles
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static void AudioTickCallback(u64 /*userdata*/, int cycles_late) {
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if (DSP::HLE::Tick()) {
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// TODO(merry): Signal all the other interrupts as appropriate.
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Service::DSP_DSP::SignalPipeInterrupt(DSP::HLE::DspPipe::Audio);
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// HACK(merry): Added to prevent regressions. Will remove soon.
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Service::DSP_DSP::SignalPipeInterrupt(DSP::HLE::DspPipe::Binary);
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}
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// Reschedule recurrent event
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CoreTiming::ScheduleEvent(audio_frame_ticks - cycles_late, tick_event);
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}
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void Init() {
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DSP::HLE::Init();
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tick_event = CoreTiming::RegisterEvent("AudioCore::tick_event", AudioTickCallback);
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CoreTiming::ScheduleEvent(audio_frame_ticks, tick_event);
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}
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std::array<u8, Memory::DSP_RAM_SIZE>& GetDspMemory() {
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return DSP::HLE::g_dsp_memory.raw_memory;
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}
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void SelectSink(std::string sink_id) {
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const SinkDetails& sink_details = GetSinkDetails(sink_id);
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DSP::HLE::SetSink(sink_details.factory());
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}
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void EnableStretching(bool enable) {
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DSP::HLE::EnableStretching(enable);
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}
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void Shutdown() {
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CoreTiming::UnscheduleEvent(tick_event, 0);
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DSP::HLE::Shutdown();
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}
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} // namespace AudioCore
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