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Refactor Audio

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This commit is contained in:
SimoneN64
2024-05-10 21:24:57 +02:00
committed by Simone
parent 423647d69a
commit e44646b870
5 changed files with 52 additions and 39 deletions
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9
src/backend/core/mmio/AI.cpp
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@@ -2,7 +2,6 @@
#include <log.hpp>
#include <core/Mem.hpp>
#include <core/registers/Registers.hpp>
#include <Audio.hpp>
namespace n64 {
void AI::Reset() {
@@ -56,12 +55,12 @@ void AI::Write(Mem& mem, Registers& regs, u32 addr, u32 val) {
InterruptLower(mem.mmio.mi, regs, Interrupt::AI);
break;
case 0x04500010: {
u32 old_dac_freq = dac.freq;
u32 oldDacFreq = dac.freq;
dacRate = val & 0x3FFF;
dac.freq = std::max(1u, GetVideoFrequency(mem.IsROMPAL()) / (dacRate + 1));
dac.period = N64_CPU_FREQ / dac.freq;
if(old_dac_freq != dac.freq) {
AdjustSampleRate(dac.freq);
if(oldDacFreq != dac.freq) {
device.AdjustSampleRate(dac.freq);
}
} break;
case 0x04500014:
@@ -87,7 +86,7 @@ void AI::Step(Mem& mem, Registers& regs, u32 cpuCycles, float volumeL, float vol
s16 r = s16(data);
if(volumeR > 0 && volumeL > 0) {
PushSample((float) l / INT16_MAX, volumeL, (float) r / INT16_MAX, volumeR);
device.PushSample((float) l / INT16_MAX, volumeL, (float) r / INT16_MAX, volumeR);
}
u32 addrLo = (dmaAddr[0] + 4) & 0x1FFF;