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Virtual joysticks don't need initial axis jitter protection

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Fixes https://github.com/libsdl-org/SDL/issues/6426
This commit is contained in:
Sam Lantinga 2022-10-22 09:24:28 -07:00
parent 0e1d19cf68
commit 5b8f830e34
1 changed files with 2 additions and 1 deletions
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src/joystick/SDL_joystick.c
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@ -1530,7 +1530,8 @@ SDL_PrivateJoystickAxis(SDL_Joystick *joystick, Uint8 axis, Sint16 value)
if (!info->sent_initial_value) { if (!info->sent_initial_value) {
/* Make sure we don't send motion until there's real activity on this axis */ /* Make sure we don't send motion until there's real activity on this axis */
const int MAX_ALLOWED_JITTER = SDL_JOYSTICK_AXIS_MAX / 80; /* ShanWan PS3 controller needed 96 */ const int MAX_ALLOWED_JITTER = SDL_JOYSTICK_AXIS_MAX / 80; /* ShanWan PS3 controller needed 96 */
if (SDL_abs(value - info->value) <= MAX_ALLOWED_JITTER) { if (SDL_abs(value - info->value) <= MAX_ALLOWED_JITTER &&
!SDL_IsJoystickVirtual(joystick->guid)) {
return 0; return 0;
} }
info->sent_initial_value = SDL_TRUE; info->sent_initial_value = SDL_TRUE;