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SPU: Implement capture buffers

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Fixes Crash Team Racing and lipsyncing within.
This commit is contained in:
Connor McLaughlin
2019-11-11 14:06:28 +10:00
parent 26437e31dd
commit 99c264947d
3 changed files with 43 additions and 6 deletions
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3
src/core/spu.h
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@ -53,6 +53,7 @@ private:
static constexpr s16 ADSR_MIN_VOLUME = 0;
static constexpr s16 ADSR_MAX_VOLUME = 0x7FFF;
static constexpr u32 CD_AUDIO_SAMPLE_BUFFER_SIZE = 44100 * 2;
static constexpr u32 CAPTURE_BUFFER_SIZE_PER_CHANNEL = 0x400;
enum class RAMTransferMode : u8
{
@ -269,6 +270,8 @@ private:
u16 RAMTransferRead();
void RAMTransferWrite(u16 value);
void CheckRAMIRQ(u32 address);
void WriteToCaptureBuffer(u32 index, s16 value);
void IncrementCaptureBufferPosition();
void ReadADPCMBlock(u16 address, ADPCMBlock* block);
std::tuple<s32, s32> SampleVoice(u32 voice_index);