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Added SDL_JoystickHasLED

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Currently, this is only supported by the PS4 HIDAPI driver.
This commit is contained in:
Sam Lantinga 2020-11-05 11:07:54 -08:00
parent 83cddd2ebc
commit e555d45331
27 changed files with 278 additions and 75 deletions
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12
test/testgamecontroller.c
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@ -193,6 +193,18 @@ loop(void *arg)
}
}
/* Update LED based on left thumbstick position */
{
Uint8 r, g, b;
Sint16 x = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_LEFTX);
Sint16 y = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_LEFTY);
r = (Uint8)((float)(((int)x + 32767) * 255) / 65535);
b = (Uint8)((float)(((int)y + 32767) * 255) / 65535);
g = (Uint8)((int)(r + b) / 2);
SDL_GameControllerSetLED(gamecontroller, r, g, b);
}
/* Update rumble based on trigger state */
{
Uint16 low_frequency_rumble = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_TRIGGERLEFT) * 2;