SDL_SetHapticGain - Man Page

#include <SDL3/SDL_haptic.h>

bool SDL_SetHapticGain(SDL_Haptic *haptic, int gain);

Device must support the SDL_HAPTIC_GAIN feature.

The user may specify the maximum gain by setting the environment variable SDL_HAPTIC_GAIN_MAX which should be between 0 and 100. All calls to SDL_SetHapticGain() will scale linearly using SDL_HAPTIC_GAIN_MAX as the maximum.

haptic

the SDL_Haptic device to set the gain on.

gain

value to set the gain to, should be between 0 and 100 (0 - 100).

for more information.

This function is available since SDL 3.2.0.

SDL_GetHapticFeatures(3)

SDL_HAPTIC_GAIN(3), SDL_OpenHaptic(3).