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Fix Xbox controllers in Bluetooth mode on macOS

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This prevents the D-pad up arrow from being registered as pressed
when it isn't, and pressing any direction from activating the next
arrow clockwise of it.

Co-authored-by: Scott Wadden <scott.wadden@gmail.com>
This commit is contained in:
Hugo Locurcio 2021-07-31 21:49:52 +02:00
parent a12f832060
commit 91a5ff9dc3
No known key found for this signature in database
GPG key ID: 39E8F8BE30B0A49C
2 changed files with 15 additions and 2 deletions
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16
platform/osx/joypad_osx.cpp
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@ -143,6 +143,8 @@ void joypad::add_hid_element(IOHIDElementRef p_element) {
switch (usage) {
case kHIDUsage_Sim_Rudder:
case kHIDUsage_Sim_Throttle:
case kHIDUsage_Sim_Accelerator:
case kHIDUsage_Sim_Brake:
if (!has_element(cookie, &axis_elements)) {
list = &axis_elements;
}
@ -332,6 +334,13 @@ bool JoypadOSX::configure_joypad(IOHIDDeviceRef p_device_ref, joypad *p_joy) {
p_joy->add_hid_elements(array);
CFRelease(array);
}
// Xbox controller hat values start at 1 rather than 0.
p_joy->offset_hat = vendor == 0x45e &&
(product_id == 0x0b05 ||
product_id == 0x02e0 ||
product_id == 0x02fd ||
product_id == 0x0b13);
return true;
}
@ -388,13 +397,16 @@ bool joypad::check_ff_features() {
return false;
}
static int process_hat_value(int p_min, int p_max, int p_value) {
static int process_hat_value(int p_min, int p_max, int p_value, bool p_offset_hat) {
int range = (p_max - p_min + 1);
int value = p_value - p_min;
int hat_value = HatMask::HAT_MASK_CENTER;
if (range == 4) {
value *= 2;
}
if (p_offset_hat) {
value -= 1;
}
switch (value) {
case 0:
@ -468,7 +480,7 @@ void JoypadOSX::process_joypads() {
for (int j = 0; j < joy.hat_elements.size(); j++) {
rec_element &elem = joy.hat_elements.write[j];
int value = joy.get_hid_element_state(&elem);
int hat_value = process_hat_value(elem.min, elem.max, value);
int hat_value = process_hat_value(elem.min, elem.max, value, joy.offset_hat);
input->joy_hat(joy.id, (HatMask)hat_value);
}

1
platform/osx/joypad_osx.h
View file

@ -64,6 +64,7 @@ struct joypad {
Vector<rec_element> hat_elements;
int id = 0;
bool offset_hat = false;
io_service_t ffservice = 0; /* Interface for force feedback, 0 = no ff */
FFCONSTANTFORCE ff_constant_force;