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Merge pull request #12665 from Pokechu22/dsp-hle-asnd-2024 

DSPHLE: Implement 2024 libasnd uCodes
This commit is contained in:
Admiral H. Curtiss 2024-03-31 06:42:59 +02:00 committed by GitHub
parent 1331332d38 cd5f6ddd9b
commit dcae03a112
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GPG Key ID: B5690EEEBB952194
3 changed files with 22 additions and 6 deletions
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13
Source/Core/Core/HW/DSPHLE/UCodes/ASnd.cpp
View File

@ -57,13 +57,15 @@ constexpr u32 SAMPLE_RATE = 48000;
bool ASndUCode::SwapLeftRight() const
{
return m_crc == HASH_DESERT_BUS_2011 || m_crc == HASH_DESERT_BUS_2012;
return m_crc == HASH_2008 || m_crc == HASH_2009 || m_crc == HASH_2011 || m_crc == HASH_2020 ||
m_crc == HASH_2020_PAD;
}
bool ASndUCode::UseNewFlagMasks() const
{
return m_crc == HASH_2011 || m_crc == HASH_2020 || m_crc == HASH_2020_PAD ||
m_crc == HASH_DESERT_BUS_2011 || m_crc == HASH_DESERT_BUS_2012;
m_crc == HASH_DESERT_BUS_2011 || m_crc == HASH_DESERT_BUS_2012 || m_crc == HASH_2024 ||
m_crc == HASH_2024_PAD;
}
ASndUCode::ASndUCode(DSPHLE* dsphle, u32 crc) : UCodeInterface(dsphle, crc)
@ -398,11 +400,12 @@ void ASndUCode::DoMixing(u32 return_mail)
}
// Both paths jmpr $AR3, which is an index into sample_selector
auto [new_r, new_l] = (this->*sample_function)();
auto [new_l, new_r] = (this->*sample_function)();
if (SwapLeftRight())
{
// The Desert Bus versions swapped the left and right input channels so that left
// comes first, and then right. Before, right came before left.
// Most versions of the ASnd ucode have the right channel come before the left channel.
// The Desert Bus and 2024 versions swapped the left and right input channels so that left
// comes first, and then right, matching mp3/ogg files.
std::swap(new_r, new_l);
}
// out_samp: "multiply sample x volume" - left is put in $ax0.h, right is put in $ax1.h

13
Source/Core/Core/HW/DSPHLE/UCodes/ASnd.h
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@ -53,12 +53,23 @@ public:
static constexpr u32 HASH_2020_PAD = 0xbad876ef;
// Variant used in Desert Bus v1.04 - this is based off of the code in libogc (as it existed in
// 2011, even though that code only became used in 2020), but the left and right channels are
// swapped. Padded to 0x0620 bytes.
// swapped (with the left channel coming before the right channel, which is the the conventional
// behavior). Padded to 0x0620 bytes.
static constexpr u32 HASH_DESERT_BUS_2011 = 0xfa9c576f;
// Variant used in Desert Bus v1.05 - this is the same as the previous version, except 4 junk
// instructions were added to the start, which do not change behavior in any way. Padded to 0x0620
// bytes.
static constexpr u32 HASH_DESERT_BUS_2012 = 0x614dd145;
// March 22, 2024 version (0x0606 bytes) - libogc fixed left and right channels being reversed,
// which apparently has been the case from the start but was not obvious in earlier testing
// because of the oggplayer sample using a mono sound file.
// https://github.com/devkitPro/libogc/commit/a0b4b5680944ee7c2ae1b7af63a721623c1a6b69
static constexpr u32 HASH_2024 = 0x5dbf8bf1;
// March 22, 2024 version (padded to 0x0620 bytes) - same as above, but padded as it's used by
// libogc2 and libogc-rice.
// https://github.com/extremscorner/libogc2/commit/f3fd10635d4b3fbc6ee03cec335eeb2a2237fd56
// https://github.com/extremscorner/libogc-rice/commit/5ebbf8b96d7433bc2af9e882f730e67a5eb20f00
static constexpr u32 HASH_2024_PAD = 0x373a950e;
private:
void DMAInVoiceData();

2
Source/Core/Core/HW/DSPHLE/UCodes/UCodes.cpp
View File

@ -293,6 +293,8 @@ std::unique_ptr<UCodeInterface> UCodeFactory(u32 crc, DSPHLE* dsphle, bool wii)
case ASndUCode::HASH_2020_PAD:
case ASndUCode::HASH_DESERT_BUS_2011:
case ASndUCode::HASH_DESERT_BUS_2012:
case ASndUCode::HASH_2024:
case ASndUCode::HASH_2024_PAD:
INFO_LOG_FMT(DSPHLE, "CRC {:08x}: ASnd chosen (Homebrew)", crc);
return std::make_unique<ASndUCode>(dsphle, crc);