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Added SDL_GetGamepadPowerLevel() to get the power level directly from a gamepad

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This commit is contained in:
Sam Lantinga 2023-07-11 07:09:24 -07:00
parent 9885f4d245
commit 2e3404db01
6 changed files with 26 additions and 1 deletions
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12
include/SDL3/SDL_gamepad.h
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@ -623,6 +623,18 @@ extern DECLSPEC Uint16 SDLCALL SDL_GetGamepadFirmwareVersion(SDL_Gamepad *gamepa
*/ */
extern DECLSPEC const char * SDLCALL SDL_GetGamepadSerial(SDL_Gamepad *gamepad); extern DECLSPEC const char * SDLCALL SDL_GetGamepadSerial(SDL_Gamepad *gamepad);
/**
* Get the battery level of a gamepad, if available.
*
* \param gamepad a gamepad identifier previously returned by
* SDL_OpenGamepad()
* \returns the current battery level as SDL_JoystickPowerLevel on success or
* `SDL_JOYSTICK_POWER_UNKNOWN` if it is unknown
*
* \since This function is available since SDL 3.0.0.
*/
extern DECLSPEC SDL_JoystickPowerLevel SDLCALL SDL_GetGamepadPowerLevel(SDL_Gamepad *gamepad);
/** /**
* Check if a gamepad has been opened and is currently connected. * Check if a gamepad has been opened and is currently connected.
* *

1
src/dynapi/SDL_dynapi.sym
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@ -870,6 +870,7 @@ SDL3_0.0.0 {
SDL_wcstol; SDL_wcstol;
SDL_ClearClipboardData; SDL_ClearClipboardData;
SDL_GetGamepadInstanceID; SDL_GetGamepadInstanceID;
SDL_GetGamepadPowerLevel;
# extra symbols go here (don't modify this line) # extra symbols go here (don't modify this line)
local: *; local: *;
}; };

1
src/dynapi/SDL_dynapi_overrides.h
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@ -896,3 +896,4 @@
/* New API symbols are added at the end */ /* New API symbols are added at the end */
#define SDL_ClearClipboardData SDL_ClearClipboardData_REAL #define SDL_ClearClipboardData SDL_ClearClipboardData_REAL
#define SDL_GetGamepadInstanceID SDL_GetGamepadInstanceID_REAL #define SDL_GetGamepadInstanceID SDL_GetGamepadInstanceID_REAL
#define SDL_GetGamepadPowerLevel SDL_GetGamepadPowerLevel_REAL

1
src/dynapi/SDL_dynapi_procs.h
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@ -941,3 +941,4 @@ SDL_DYNAPI_PROC(long,SDL_wcstol,(const wchar_t *a, wchar_t **b, int c),(a,b,c),r
/* New API symbols are added at the end */ /* New API symbols are added at the end */
SDL_DYNAPI_PROC(int,SDL_ClearClipboardData,(void),(),return) SDL_DYNAPI_PROC(int,SDL_ClearClipboardData,(void),(),return)
SDL_DYNAPI_PROC(SDL_JoystickID,SDL_GetGamepadInstanceID,(SDL_Gamepad *a),(a),return) SDL_DYNAPI_PROC(SDL_JoystickID,SDL_GetGamepadInstanceID,(SDL_Gamepad *a),(a),return)
SDL_DYNAPI_PROC(SDL_JoystickPowerLevel,SDL_GetGamepadPowerLevel,(SDL_Gamepad *a),(a),return)

10
src/joystick/SDL_gamepad.c
View file

@ -2778,6 +2778,16 @@ const char * SDL_GetGamepadSerial(SDL_Gamepad *gamepad)
return SDL_GetJoystickSerial(joystick); return SDL_GetJoystickSerial(joystick);
} }
SDL_JoystickPowerLevel SDL_GetGamepadPowerLevel(SDL_Gamepad *gamepad)
{
SDL_Joystick *joystick = SDL_GetGamepadJoystick(gamepad);
if (joystick == NULL) {
return SDL_JOYSTICK_POWER_UNKNOWN;
}
return SDL_GetJoystickPowerLevel(joystick);
}
/* /*
* Return if the gamepad in question is currently attached to the system, * Return if the gamepad in question is currently attached to the system,
* \return 0 if not plugged in, 1 if still present. * \return 0 if not plugged in, 1 if still present.

2
test/gamepadutils.c
View file

@ -389,7 +389,7 @@ void UpdateGamepadImageFromGamepad(GamepadImage *ctx, SDL_Gamepad *gamepad)
} }
} }
ctx->battery_level = SDL_GetJoystickPowerLevel(SDL_GetGamepadJoystick(gamepad)); ctx->battery_level = SDL_GetGamepadPowerLevel(gamepad);
if (SDL_GetNumGamepadTouchpads(gamepad) > 0) { if (SDL_GetNumGamepadTouchpads(gamepad) > 0) {
int num_fingers = SDL_GetNumGamepadTouchpadFingers(gamepad, 0); int num_fingers = SDL_GetNumGamepadTouchpadFingers(gamepad, 0);