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fixed sending zerod packets (i hate mario kart)

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Max 2026-05-19 12:47:51 -04:00
parent 29976d05fd
commit eaf4fd53bb
1 changed files with 23 additions and 3 deletions
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26
src/Ryujinx.Input.SDL3/NpadHdRumble.cs
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@ -169,17 +169,37 @@ namespace Ryujinx.Input.SDL3
}
bool match = true;
int total = 0;
for (int i = 0; i < (int) length; i++)
for (int i = 2; i < (int) length; i++)
{
if (dataArray[i] != _lastRumbleData[i])
{
match = false;
break;
}
if (dataArray[i] == 0)
{
total += dataArray[i];
}
}
if (!match)
// Mario Kart 8 Deluxe sends rumble packets where the amplitude is zero, but the frequency isn't.
// It's likely that the hardware accounts for this, but on the off-chance it doesn't, we did.
byte* head = data;
if ((dataArray[2] == 0 && dataArray[4] == 0 && dataArray[6] == 0 && dataArray[8] == 0) // frequency
|| (dataArray[3] == 0 && dataArray[5] == 0 && dataArray[7] == 0 && dataArray[9] == 0)) // amplitude
{
for (int i = 2; i < (int)length; i++)
{
*data = 0;
data++;
}
total = 0;
}
data = head;
if (!match || total == 0)
{
result = SDL_hid_write(_hidHandle, data, length);
Buffer.BlockCopy(dataArray, 0, _lastRumbleData, 0, (int) length);