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Use the correct timestamp from the GameInput controller reading

This commit is contained in:
Sam Lantinga 2024-08-07 15:33:26 -07:00
parent 5cab979f21
commit 28ef6bcc38
1 changed files with 17 additions and 5 deletions
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22
src/joystick/gdk/SDL_gameinputjoystick.c
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@ -65,6 +65,7 @@ static GAMEINPUT_InternalList g_GameInputList = { NULL };
static void *g_hGameInputDLL = NULL;
static IGameInput *g_pGameInput = NULL;
static GameInputCallbackToken g_GameInputCallbackToken = GAMEINPUT_INVALID_CALLBACK_TOKEN_VALUE;
static Uint64 g_GameInputTimestampOffset;
static SDL_bool GAMEINPUT_InternalIsGamepad(const GameInputDeviceInfo *info)
@ -257,6 +258,11 @@ static int GAMEINPUT_JoystickInit(void)
return SDL_SetError("IGameInput::RegisterDeviceCallback failure with HRESULT of %08X", hR);
}
// Calculate the relative offset between SDL timestamps and GameInput timestamps
Uint64 now = SDL_GetTicksNS();
uint64_t timestampUS = IGameInput_GetCurrentTimestamp(g_pGameInput);
g_GameInputTimestampOffset = (SDL_NS_TO_US(now) - timestampUS);
GAMEINPUT_JoystickDetect();
return 0;
@ -382,7 +388,7 @@ static void CALLBACK GAMEINPUT_InternalSystemButtonCallback(
_In_ GameInputCallbackToken callbackToken,
_In_ void * context,
_In_ IGameInputDevice * device,
_In_ uint64_t timestamp,
_In_ uint64_t timestampUS,
_In_ GameInputSystemButtons currentButtons,
_In_ GameInputSystemButtons previousButtons)
{
@ -390,9 +396,15 @@ static void CALLBACK GAMEINPUT_InternalSystemButtonCallback(
GameInputSystemButtons changedButtons = (previousButtons ^ currentButtons);
if (changedButtons) {
Uint64 timestamp = SDL_US_TO_NS(timestampUS + g_GameInputTimestampOffset);
SDL_LockJoysticks();
SDL_SendJoystickButton(0, joystick, SDL_GAMEPAD_BUTTON_GUIDE, (currentButtons & GameInputSystemButtonGuide) ? SDL_PRESSED : SDL_RELEASED);
SDL_SendJoystickButton(0, joystick, SDL_GAMEPAD_BUTTON_GAMEINPUT_SHARE, (currentButtons & GameInputSystemButtonShare) ? SDL_PRESSED : SDL_RELEASED);
if (changedButtons & GameInputSystemButtonGuide) {
SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, (currentButtons & GameInputSystemButtonGuide) ? SDL_PRESSED : SDL_RELEASED);
}
if (changedButtons & GameInputSystemButtonShare) {
SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GAMEINPUT_SHARE, (currentButtons & GameInputSystemButtonShare) ? SDL_PRESSED : SDL_RELEASED);
}
SDL_UnlockJoysticks();
}
}
@ -506,7 +518,7 @@ static void GAMEINPUT_JoystickUpdate(SDL_Joystick *joystick)
IGameInputDevice *device = hwdata->devref->device;
const GameInputDeviceInfo *info = hwdata->devref->info;
IGameInputReading *reading = NULL;
Uint64 timestamp = SDL_GetTicksNS();
Uint64 timestamp;
GameInputGamepadState state;
HRESULT hR;
@ -516,7 +528,7 @@ static void GAMEINPUT_JoystickUpdate(SDL_Joystick *joystick)
return;
}
/* FIXME: See if we can get the delta between the reading timestamp and current time and apply the offset to timestamp */
timestamp = SDL_US_TO_NS(IGameInputReading_GetTimestamp(reading) + g_GameInputTimestampOffset);
if (GAMEINPUT_InternalIsGamepad(info)) {
static WORD s_XInputButtons[] = {