From 5b6545b1410e2fa907d12f13d37ef710be654c2a Mon Sep 17 00:00:00 2001
From: german77 <juangerman-13@hotmail.com>
Date: Thu, 19 Nov 2020 11:30:52 -0600
Subject: Modify rumble amplification
---
src/input_common/sdl/sdl_impl.cpp | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
(limited to 'src/input_common/sdl/sdl_impl.cpp')
diff --git a/src/input_common/sdl/sdl_impl.cpp b/src/input_common/sdl/sdl_impl.cpp
index 8c48bb861c..c395d96cf6 100644
--- a/src/input_common/sdl/sdl_impl.cpp
+++ b/src/input_common/sdl/sdl_impl.cpp
@@ -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);
--
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