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Single mapping file for all inputs

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This commit is contained in:
Iwan Timmer
2017-04-08 15:50:24 +02:00
parent 9f43712fc8
commit 1d7c2be7e2
13 changed files with 131 additions and 89 deletions
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125
src/input/evdev.c
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@@ -38,6 +38,13 @@
#include <limits.h>
#include <unistd.h>
#include <pthread.h>
#include <endian.h>
#if __BYTE_ORDER == __LITTLE_ENDIAN
#define int16_to_le(val) val
#else
#define int16_to_le(val) ((((val) >> 8) & 0x00FF) | (((val) << 8) & 0xFF00))
#endif
struct input_abs_parms {
int min, max;
@@ -48,7 +55,7 @@ struct input_abs_parms {
struct input_device {
struct libevdev *dev;
struct mapping map;
struct mapping* map;
int key_map[KEY_MAX];
int abs_map[ABS_MAX];
int hats_state[3][2];
@@ -209,35 +216,35 @@ static bool evdev_handle_event(struct input_event *ev, struct input_device *dev)
mouseCode = BUTTON_RIGHT;
break;
default:
if (index == dev->map.btn_a)
if (index == dev->map->btn_a)
gamepadCode = A_FLAG;
else if (index == dev->map.btn_x)
else if (index == dev->map->btn_x)
gamepadCode = X_FLAG;
else if (index == dev->map.btn_y)
else if (index == dev->map->btn_y)
gamepadCode = Y_FLAG;
else if (index == dev->map.btn_b)
else if (index == dev->map->btn_b)
gamepadCode = B_FLAG;
else if (index == dev->map.btn_dpup)
else if (index == dev->map->btn_dpup)
gamepadCode = UP_FLAG;
else if (index == dev->map.btn_dpdown)
else if (index == dev->map->btn_dpdown)
gamepadCode = DOWN_FLAG;
else if (index == dev->map.btn_dpright)
else if (index == dev->map->btn_dpright)
gamepadCode = RIGHT_FLAG;
else if (index == dev->map.btn_dpleft)
else if (index == dev->map->btn_dpleft)
gamepadCode = LEFT_FLAG;
else if (index == dev->map.btn_leftstick)
else if (index == dev->map->btn_leftstick)
gamepadCode = LS_CLK_FLAG;
else if (index == dev->map.btn_rightstick)
else if (index == dev->map->btn_rightstick)
gamepadCode = RS_CLK_FLAG;
else if (index == dev->map.btn_leftshoulder)
else if (index == dev->map->btn_leftshoulder)
gamepadCode = LB_FLAG;
else if (index == dev->map.btn_rightshoulder)
else if (index == dev->map->btn_rightshoulder)
gamepadCode = RB_FLAG;
else if (index == dev->map.btn_start)
else if (index == dev->map->btn_start)
gamepadCode = PLAY_FLAG;
else if (index == dev->map.btn_back)
else if (index == dev->map->btn_back)
gamepadCode = BACK_FLAG;
else if (index == dev->map.btn_guide)
else if (index == dev->map->btn_guide)
gamepadCode = SPECIAL_FLAG;
}
@@ -251,9 +258,9 @@ static bool evdev_handle_event(struct input_event *ev, struct input_device *dev)
dev->buttonFlags |= gamepadCode;
else
dev->buttonFlags &= ~gamepadCode;
} else if (index == dev->map.btn_lefttrigger)
} else if (index == dev->map->btn_lefttrigger)
dev->leftTrigger = ev->value?UCHAR_MAX:0;
else if (index == dev->map.btn_righttrigger)
else if (index == dev->map->btn_righttrigger)
dev->rightTrigger = ev->value?UCHAR_MAX:0;
else {
fprintf(stderr, "Unmapped button: %d\n", ev->code);
@@ -292,28 +299,28 @@ static bool evdev_handle_event(struct input_event *ev, struct input_device *dev)
case ABS_HAT3Y:
dev->hats_state[hat_index][har_dir_index] = ev->value < 0 ? 0 : (ev->value == 0 ? 1 : 2);
int hat_state = hat_constants[dev->hats_state[hat_index][0]][dev->hats_state[hat_index][1]];
if (hat_index == dev->map.hat_dpup)
set_hat(dev->buttonFlags, UP_FLAG, hat_state, dev->map.hat_dir_dpup);
if (hat_index == dev->map.hat_dpdown)
set_hat(dev->buttonFlags, DOWN_FLAG, hat_state, dev->map.hat_dir_dpdown);
if (hat_index == dev->map.hat_dpright)
set_hat(dev->buttonFlags, HAT_RIGHT, hat_state, dev->map.hat_dir_dpright);
if (hat_index == dev->map.hat_dpleft)
set_hat(dev->buttonFlags, HAT_LEFT, hat_state, dev->map.hat_dir_dpleft);
if (hat_index == dev->map->hat_dpup)
set_hat(dev->buttonFlags, UP_FLAG, hat_state, dev->map->hat_dir_dpup);
if (hat_index == dev->map->hat_dpdown)
set_hat(dev->buttonFlags, DOWN_FLAG, hat_state, dev->map->hat_dir_dpdown);
if (hat_index == dev->map->hat_dpright)
set_hat(dev->buttonFlags, HAT_RIGHT, hat_state, dev->map->hat_dir_dpright);
if (hat_index == dev->map->hat_dpleft)
set_hat(dev->buttonFlags, HAT_LEFT, hat_state, dev->map->hat_dir_dpleft);
break;
}
default:
if (index == dev->map.abs_leftx)
dev->leftStickX = evdev_convert_value(ev, dev, &dev->xParms, dev->map.reverse_leftx);
else if (index == dev->map.abs_lefty)
dev->leftStickY = evdev_convert_value(ev, dev, &dev->yParms, !dev->map.reverse_lefty);
else if (index == dev->map.abs_rightx)
dev->rightStickX = evdev_convert_value(ev, dev, &dev->rxParms, dev->map.reverse_rightx);
else if (index == dev->map.abs_righty)
dev->rightStickY = evdev_convert_value(ev, dev, &dev->ryParms, !dev->map.reverse_righty);
else if (index == dev->map.abs_lefttrigger)
if (index == dev->map->abs_leftx)
dev->leftStickX = evdev_convert_value(ev, dev, &dev->xParms, dev->map->reverse_leftx);
else if (index == dev->map->abs_lefty)
dev->leftStickY = evdev_convert_value(ev, dev, &dev->yParms, !dev->map->reverse_lefty);
else if (index == dev->map->abs_rightx)
dev->rightStickX = evdev_convert_value(ev, dev, &dev->rxParms, dev->map->reverse_rightx);
else if (index == dev->map->abs_righty)
dev->rightStickY = evdev_convert_value(ev, dev, &dev->ryParms, !dev->map->reverse_righty);
else if (index == dev->map->abs_lefttrigger)
dev->leftTrigger = evdev_convert_value_byte(ev, dev, &dev->zParms);
else if (index == dev->map.abs_righttrigger)
else if (index == dev->map->abs_righttrigger)
dev->rightTrigger = evdev_convert_value_byte(ev, dev, &dev->rzParms);
else
gamepadModified = false;
@@ -383,7 +390,7 @@ static int evdev_handle(int fd) {
return LOOP_OK;
}
void evdev_create(const char* device, char* mapFile) {
void evdev_create(const char* device, struct mapping* mappings) {
int fd = open(device, O_RDONLY|O_NONBLOCK);
if (fd <= 0) {
fprintf(stderr, "Failed to open device %s\n", device);
@@ -391,6 +398,31 @@ void evdev_create(const char* device, char* mapFile) {
return;
}
struct libevdev *evdev = libevdev_new();
libevdev_set_fd(evdev, fd);
int16_t guid[8] = {0};
guid[0] = int16_to_le(libevdev_get_id_bustype(evdev));
guid[2] = int16_to_le(libevdev_get_id_vendor(evdev));
guid[4] = int16_to_le(libevdev_get_id_product(evdev));
guid[6] = int16_to_le(libevdev_get_id_version(evdev));
char str_guid[33];
char* buf = str_guid;
for (int i = 0; i < 16; i++)
buf += sprintf(buf, "%02x", ((unsigned char*) guid)[i]);
while (mappings != NULL && strncmp(str_guid, mappings->guid, 32) != 0)
mappings = mappings->next;
if (mappings == NULL) {
fprintf(stderr, "No mapping available for %s\n", device);
fflush(stderr);
close(fd);
libevdev_free(evdev);
return;
}
int dev = numDevices;
numDevices++;
@@ -407,11 +439,8 @@ void evdev_create(const char* device, char* mapFile) {
memset(&devices[dev], 0, sizeof(devices[0]));
devices[dev].fd = fd;
devices[dev].dev = libevdev_new();
libevdev_set_fd(devices[dev].dev, devices[dev].fd);
if (mapFile != NULL)
mapping_load(mapFile, &(devices[dev].map));
devices[dev].dev = evdev;
devices[dev].map = mappings;
int nbuttons = 0;
for (int i = BTN_JOYSTICK; i < KEY_MAX; ++i) {
@@ -433,12 +462,12 @@ void evdev_create(const char* device, char* mapFile) {
}
devices[dev].controllerId = -1;
evdev_init_parms(&devices[dev], &(devices[dev].xParms), devices[dev].map.abs_leftx);
evdev_init_parms(&devices[dev], &(devices[dev].yParms), devices[dev].map.abs_lefty);
evdev_init_parms(&devices[dev], &(devices[dev].zParms), devices[dev].map.abs_lefttrigger);
evdev_init_parms(&devices[dev], &(devices[dev].rxParms), devices[dev].map.abs_rightx);
evdev_init_parms(&devices[dev], &(devices[dev].ryParms), devices[dev].map.abs_righty);
evdev_init_parms(&devices[dev], &(devices[dev].rzParms), devices[dev].map.abs_righttrigger);
evdev_init_parms(&devices[dev], &(devices[dev].xParms), devices[dev].map->abs_leftx);
evdev_init_parms(&devices[dev], &(devices[dev].yParms), devices[dev].map->abs_lefty);
evdev_init_parms(&devices[dev], &(devices[dev].zParms), devices[dev].map->abs_lefttrigger);
evdev_init_parms(&devices[dev], &(devices[dev].rxParms), devices[dev].map->abs_rightx);
evdev_init_parms(&devices[dev], &(devices[dev].ryParms), devices[dev].map->abs_righty);
evdev_init_parms(&devices[dev], &(devices[dev].rzParms), devices[dev].map->abs_righttrigger);
if (grabbingDevices) {
if (ioctl(fd, EVIOCGRAB, 1) < 0) {