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Fixed D-pad uncorrelating raw input controllers (thanks Jimbly!)

Sam Lantinga 2020-11-27 03:45:05 -08:00
parent 2c079a2f6c
commit 219a28dd8a
1 changed files with 13 additions and 0 deletions
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13
src/joystick/windows/SDL_rawinputjoystick.c
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@ -1354,6 +1354,18 @@ RAWINPUT_HandleStatePacket(SDL_Joystick *joystick, Uint8 *data, int size)
for (i = 0; i < nhats; ++i) { for (i = 0; i < nhats; ++i) {
HIDP_DATA *item = GetData(ctx->hat_indices[i], ctx->data, data_length); HIDP_DATA *item = GetData(ctx->hat_indices[i], ctx->data, data_length);
if (item) { if (item) {
#define HAT_MASK ((1 << SDL_CONTROLLER_BUTTON_DPAD_UP) | (1 << SDL_CONTROLLER_BUTTON_DPAD_DOWN) | (1 << SDL_CONTROLLER_BUTTON_DPAD_LEFT) | (1 << SDL_CONTROLLER_BUTTON_DPAD_RIGHT))
const int hat_map[] = {
0,
(1 << SDL_CONTROLLER_BUTTON_DPAD_UP),
(1 << SDL_CONTROLLER_BUTTON_DPAD_UP) | (1 << SDL_CONTROLLER_BUTTON_DPAD_RIGHT),
(1 << SDL_CONTROLLER_BUTTON_DPAD_RIGHT),
(1 << SDL_CONTROLLER_BUTTON_DPAD_DOWN) | (1 << SDL_CONTROLLER_BUTTON_DPAD_RIGHT),
(1 << SDL_CONTROLLER_BUTTON_DPAD_DOWN),
(1 << SDL_CONTROLLER_BUTTON_DPAD_DOWN) | (1 << SDL_CONTROLLER_BUTTON_DPAD_LEFT),
(1 << SDL_CONTROLLER_BUTTON_DPAD_LEFT),
(1 << SDL_CONTROLLER_BUTTON_DPAD_UP) | (1 << SDL_CONTROLLER_BUTTON_DPAD_LEFT),
};
const Uint8 hat_states[] = { const Uint8 hat_states[] = {
SDL_HAT_CENTERED, SDL_HAT_CENTERED,
SDL_HAT_UP, SDL_HAT_UP,
@ -1368,6 +1380,7 @@ RAWINPUT_HandleStatePacket(SDL_Joystick *joystick, Uint8 *data, int size)
ULONG state = item->RawValue; ULONG state = item->RawValue;
if (state < SDL_arraysize(hat_states)) { if (state < SDL_arraysize(hat_states)) {
match_state = (match_state & ~HAT_MASK) | hat_map[state];
SDL_PrivateJoystickHat(joystick, i, hat_states[state]); SDL_PrivateJoystickHat(joystick, i, hat_states[state]);
} }
} }