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Modify rumble amplification

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This commit is contained in:
german77 2020-11-19 11:30:52 -06:00
parent 92344da20c
commit 5b6545b141
2 changed files with 3 additions and 4 deletions
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4
src/input_common/gcadapter/gc_poller.cpp
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@ -302,8 +302,8 @@ public:
bool SetRumblePlay(f32 amp_low, f32 freq_low, f32 amp_high, f32 freq_high) const override {
const auto mean_amplitude = (amp_low + amp_high) * 0.5f;
const auto processed_amplitude = static_cast<u8>(
pow(mean_amplitude, 0.5f) * (3.0f - 2.0f * pow(mean_amplitude, 0.15f)) * 0x8);
const auto processed_amplitude =
static_cast<u8>((mean_amplitude + std::pow(mean_amplitude, 0.3f)) * 0.5f * 0x8);
return gcadapter->RumblePlay(port, processed_amplitude);
}

3
src/input_common/sdl/sdl_impl.cpp
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@ -402,8 +402,7 @@ public:
bool SetRumblePlay(f32 amp_low, f32 freq_low, f32 amp_high, f32 freq_high) const override {
const auto process_amplitude = [](f32 amplitude) {
return static_cast<u16>(std::pow(amplitude, 0.5f) *
(3.0f - 2.0f * std::pow(amplitude, 0.15f)) * 0xFFFF);
return static_cast<u16>((amplitude + std::pow(amplitude, 0.3f)) * 0.5f * 0xFFFF);
};
const auto processed_amp_low = process_amplitude(amp_low);