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Increase joystick max button number and fix crash. #56666

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merged 1 commit into from
Jan 10, 2022
+8 −4
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Increase joystick max button number and fix crash. #56666

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3 changes: 2 additions & 1 deletion core/input/input.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -892,7 +892,8 @@ void Input::set_event_dispatch_function(EventDispatchFunc p_function) {
void Input::joy_button(int p_device, JoyButton p_button, bool p_pressed) {
_THREAD_SAFE_METHOD_;
Joypad &joy = joy_names[p_device];
//printf("got button %i, mapping is %i\n", p_button, joy.mapping);
ERR_FAIL_INDEX((int)p_button, (int)JoyButton::MAX);

if (joy.last_buttons[(size_t)p_button] == p_pressed) {
return;
}
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2 changes: 1 addition & 1 deletion core/input/input_enums.h
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Expand Up @@ -83,7 +83,7 @@ enum class JoyButton {
PADDLE4 = 19,
TOUCHPAD = 20,
SDL_MAX = 21,
MAX = 36, // Android supports up to 36 buttons.
MAX = 128, // Android supports up to 36 buttons. DirectInput supports up to 128 buttons.
};

enum class MIDIMessage {
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7 changes: 5 additions & 2 deletions doc/classes/@GlobalScope.xml
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Expand Up @@ -2134,8 +2134,11 @@
<constant name="JOY_BUTTON_SDL_MAX" value="21" enum="JoyButton">
The number of SDL game controller buttons.
</constant>
<constant name="JOY_BUTTON_MAX" value="36" enum="JoyButton">
The maximum number of game controller buttons: Android supports up to 36 buttons.
<constant name="JOY_BUTTON_MAX" value="128" enum="JoyButton">
The maximum number of game controller buttons supported by the engine. The actual limit may be lower on specific platforms:
- Android: Up to 36 buttons.
- Linux: Up to 80 buttons.
- Windows and macOS: Up to 128 buttons.
</constant>
<constant name="JOY_AXIS_INVALID" value="-1" enum="JoyAxis">
An invalid game controller axis.
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