device: recognize digitizers and pressure axis as well in evdev

Note that the Y axis is still inverted compared to on Windows; we need to decide what convention to follow here.
This commit is contained in:
rdb 2019-12-17 22:56:26 +01:00
parent b67c7dd84f
commit 986b803e71

View File

@ -364,7 +364,7 @@ init_device() {
// Try to detect which type of device we have here
if (_device_class == DeviceClass::unknown) {
int device_scores[(size_t)DeviceClass::spatial_mouse] = {0};
int device_scores[(size_t)DeviceClass::digitizer + 1] = {0};
// Test for specific keys
if (test_bit(BTN_GAMEPAD, keys) && test_bit(ABS_X, axes) && test_bit(ABS_RX, axes)) {
@ -385,6 +385,9 @@ init_device() {
if (test_bit(BTN_MOUSE, keys) && test_bit(EV_REL, evtypes)) {
device_scores[(size_t)DeviceClass::mouse] += 20;
}
if (test_bit(BTN_DIGI, keys) && test_bit(EV_ABS, evtypes)) {
device_scores[(size_t)DeviceClass::digitizer] += 20;
}
uint8_t unknown_keys[] = {KEY_POWER};
for (int i = 0; i < 1; i++) {
if (test_bit(unknown_keys[i], keys)) {
@ -424,7 +427,7 @@ init_device() {
// Check which device type got the most points
int highest_score = 0;
for (size_t i = 0; i < (size_t)DeviceClass::spatial_mouse; i++) {
for (size_t i = 0; i <= (size_t)DeviceClass::digitizer; i++) {
if (device_scores[i] > highest_score) {
highest_score = device_scores[i];
_device_class = (DeviceClass)i;
@ -619,6 +622,9 @@ init_device() {
have_analog_triggers = true;
}
break;
case ABS_PRESSURE:
axis = InputDevice::Axis::pressure;
break;
}
// Check the initial value and ranges.