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Fix volume mixing in DownloadAndMixWithVolume (same issue with >1.0 volumes)

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This commit is contained in:
Pierre Bourdon 2012-12-19 05:56:57 +01:00
parent 2c10ca4e46
commit 071b27f0bb
1 changed files with 4 additions and 3 deletions
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7
Source/Core/Core/Src/HW/DSPHLE/UCodes/UCode_AX.cpp
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@ -362,14 +362,15 @@ void CUCode_AX::DownloadAndMixWithVolume(u32 addr, u16 vol_main, u16 vol_auxa, u
for (u32 i = 0; i < 3; ++i) for (u32 i = 0; i < 3; ++i)
{ {
int* ptr = (int*)HLEMemory_Get_Pointer(addr); int* ptr = (int*)HLEMemory_Get_Pointer(addr);
s16 volume = (s16)volumes[i]; u16 volume = volumes[i];
for (u32 j = 0; j < 3; ++j) for (u32 j = 0; j < 3; ++j)
{ {
int* buffer = buffers[i][j]; int* buffer = buffers[i][j];
for (u32 k = 0; k < 5 * 32; ++k) for (u32 k = 0; k < 5 * 32; ++k)
{ {
s64 sample = 2 * (s32)Common::swap32(*ptr++) * volume; s64 sample = (s64)(s32)Common::swap32(*ptr++);
buffer[k] += (s32)(sample >> 16); sample *= volume;
buffer[k] += (s32)(sample >> 15);
} }
} }
} }