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input: handle mutifunctional devices, lightgun mode for DS4.

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This commit is contained in:
sorgelig
2019-04-26 03:01:52 +08:00
parent 80b9e11d8c
commit e919efb2be
1 changed files with 116 additions and 41 deletions
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157
input.cpp
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@@ -18,7 +18,7 @@
#include "osd.h"
#include "errno.h"
#define NUMDEV 10
#define NUMDEV 20
#define NUMPLAYERS 6
static int ev2amiga[] =
@@ -988,6 +988,14 @@ typedef struct
uint8_t kbdmap[256];
int accx, accy;
int lightgun_req;
int lightgun;
int bind;
char devname[32];
char uniq[32];
char name[128];
} devInput;
static devInput input[NUMDEV] = {};
@@ -1518,6 +1526,9 @@ static int ds_mouse_emu = 0;
static void input_cb(struct input_event *ev, struct input_absinfo *absinfo, int dev)
{
//check if device is a part of multifunctional device
if (input[dev].bind >= 0) dev = input[dev].bind;
//mouse
if (ev->type == EV_KEY && ev->code >= BTN_MOUSE && ev->code < BTN_JOYSTICK)
{
@@ -1618,16 +1629,17 @@ static void input_cb(struct input_event *ev, struct input_absinfo *absinfo, int
else
{
int clear = ev->code == KEY_F12 || ev->code == KEY_MENU || ev->code == KEY_HOMEPAGE;
if (mapping_dev < 0 && !clear)
if (ev->value == 1 && mapping_dev < 0 && !clear)
{
mapping_dev = dev;
mapping_type = (ev->code >= 256) ? 1 : 0;
key_mapped = 0;
}
mapping_clear = 0;
if (mapping_dev >= 0 && (mapping_dev == dev || clear) && mapping_button < (is_menu_core() ? 17 : mapping_count))
{
if (ev->value == 1)
if (ev->value == 1 && !key_mapped)
{
if (is_menu_core())
{
@@ -1842,7 +1854,13 @@ static void input_cb(struct input_event *ev, struct input_absinfo *absinfo, int
if (ev->code == input[dev].mmap[17])
{
if (ev->value <= 1) joy_digital(input[dev].num, 0, 0, ev->value, BTN_OSD);
if (ev->value == 1 && input[dev].lightgun_req && !user_io_osd_is_visible())
{
input[dev].lightgun = !input[dev].lightgun;
Info(input[dev].lightgun ? "Light Gun mode is ON" : "Light Gun mode is OFF");
}
else if (ev->value <= 1) joy_digital(input[dev].num, 0, 0, ev->value, BTN_OSD);
return;
}
@@ -2067,9 +2085,12 @@ static void input_cb(struct input_event *ev, struct input_absinfo *absinfo, int
// TODO: implement inversion
//convert to 0..255 range
int value = ((ev->value - absinfo->minimum) * 256) / (absinfo->maximum - absinfo->minimum + 1);
value = (value < 127 || value>129) ? value - 128 : 0;
if (value < -127) value = -127;
int value = (ev->value < absinfo->minimum) ? 0 : (ev->value > absinfo->maximum) ? 255 :
((ev->value - absinfo->minimum) * 256) / (absinfo->maximum - absinfo->minimum + 1);
value = (value < 127 || value>129 || input[dev].lightgun) ? value - 128 : 0;
if (value < -127) value = -127; // -128 is prohibited.
//printf("ABS: axis %d = %d -> %d\n", ev->code, ev->value, value);
else if (ev->code == (input[dev].mmap[AXIS_MX] & 0xFFFF) && mouse_emu)
@@ -2144,11 +2165,9 @@ static struct pollfd pool[NUMDEV + 2];
int input_test(int getchar)
{
static char cur_leds = 0;
static int state = 0;
static char cur_leds = 0;
static int state = 0;
struct input_absinfo absinfo;
char devname[32];
struct input_event ev;
if (state == 0)
@@ -2181,6 +2200,11 @@ int input_test(int getchar)
if (state == 1)
{
printf("Open up to %d input devices.\n", NUMDEV);
for (int i = 0; i < NUMDEV; i++)
{
pool[i].fd = -1;
pool[i].events = 0;
}
int n = 0;
DIR *d = opendir("/dev/input");
@@ -2191,24 +2215,46 @@ int input_test(int getchar)
{
if (!strncmp(de->d_name, "event", 5))
{
sprintf(devname, "/dev/input/%s", de->d_name);
int fd = open(devname, O_RDWR);
memset(&input[n], 0, sizeof(input[n]));
sprintf(input[n].devname, "/dev/input/%s", de->d_name);
int fd = open(input[n].devname, O_RDWR);
if (fd > 0)
{
pool[n].fd = fd;
pool[n].events = POLLIN;
memset(&input[n], 0, sizeof(input[n]));
input[n].led = has_led(pool[n].fd);
getVidPid(de->d_name, &input[n].vid, &input[n].pid);
printf("opened %d: %s (%04x:%04x)\n", n, devname, input[n].vid, input[n].pid);
ioctl(pool[n].fd, EVIOCGUNIQ(sizeof(input[n].uniq)), input[n].uniq);
ioctl(pool[n].fd, EVIOCGNAME(sizeof(input[n].name)), input[n].name);
input[n].bind = -1;
n++;
if (n >= NUMDEV) break;
}
}
}
closedir(d);
}
for (int i = 0; i < n; i++)
{
if (input[i].uniq[0])
{
for (int j = 0; j < i; j++)
{
if (input[0].bind <0 && !memcmp(input[i].uniq, input[j].uniq, sizeof(input[0].uniq)))
{
input[i].bind = j;
break;
}
}
}
}
for (int i = 0; i < n; i++)
{
printf("opened %d(%2d): %s (%04x:%04x) \"%s\" \"%s\"\n", i, input[i].bind, input[i].devname, input[i].vid, input[i].pid, input[i].uniq, input[i].name);
}
}
cur_leds |= 0x80;
state++;
}
@@ -2225,10 +2271,7 @@ int input_test(int getchar)
if ((pool[NUMDEV].revents & POLLIN) && check_devs())
{
printf("Close all devices.\n");
for (int i = 0; i<NUMDEV; i++)
{
if (pool[i].fd >= 0) close(pool[i].fd);
}
for (int i = 0; i<NUMDEV; i++) if (pool[i].fd >= 0) close(pool[i].fd);
state = 1;
return 0;
}
@@ -2249,11 +2292,16 @@ int input_test(int getchar)
}
else if(ev.type)
{
int dev = i;
if (input[dev].bind >= 0) dev = input[dev].bind;
ds_ver = 0;
if (input[i].vid == 0x054c)
int noabs = 0;
if (input[dev].vid == 0x054c)
{
if (input[i].pid == 0x0268) ds_ver = 3;
if (input[i].pid == 0x05c4 || input[i].pid == 0x09cc) ds_ver = 4;
if (input[dev].pid == 0x0268) ds_ver = 3;
if (input[dev].pid == 0x05c4 || input[dev].pid == 0x09cc) ds_ver = 4;
}
if (ds_ver == 4 && ev.type == EV_KEY)
@@ -2264,18 +2312,45 @@ int input_test(int getchar)
if (ev.type == EV_ABS)
{
//Dualshock: drop accelerator and raw touchpad events
if (ds_ver == 4 && ev.code == 57)
{
input[dev].lightgun_req = (ev.value >= 0);
}
if (ds_ver && ev.code > 40) continue;
if (ioctl(pool[i].fd, EVIOCGABS(ev.code), &absinfo) < 0) memset(&absinfo, 0, sizeof(absinfo));
else
{
//DS4: drop mapped touchpad events.
if (ds_ver == 4 && ev.code <= 1 && absinfo.maximum > 255) continue;
//DS4 specific: touchpad as lightgun
if (ds_ver == 4 && ev.code <= 1)
{
if (absinfo.maximum > 255)
{
if (ev.code == 1)
{
absinfo.minimum = 300;
absinfo.maximum = 850;
}
if (ev.code == 0)
{
absinfo.minimum = 200;
absinfo.maximum = 1720;
}
//DS4: drop mapped touchpad events.
if (!input[dev].lightgun) continue;
}
else
{
if (input[dev].lightgun) noabs = 1;
}
}
}
}
//Menu combo on 8BitDo receiver in PSC mode
if (input[i].vid == 0x054c && input[i].pid == 0x0cda && ev.type == EV_KEY)
if (input[dev].vid == 0x054c && input[dev].pid == 0x0cda && ev.type == EV_KEY)
{
//in PSC mode these keys coming from separate virtual keyboard device
//so it's impossible to use joystick codes as keyboards aren't personalized
@@ -2284,7 +2359,7 @@ int input_test(int getchar)
}
//Menu button quirk of 8BitDo gamepad in X-Input mode
if (input[i].vid == 0x045e && input[i].pid == 0x02e0 && ev.type == EV_KEY)
if (input[dev].vid == 0x045e && input[dev].pid == 0x02e0 && ev.type == EV_KEY)
{
if (ev.code == KEY_MENU) ev.code = BTN_MODE;
}
@@ -2322,11 +2397,11 @@ int input_test(int getchar)
{
//keyboard, buttons
case EV_KEY:
printf("Input event: type=EV_KEY, code=%d(0x%x), value=%d, jnum=%d, ID:%04x:%04x\n", ev.code, ev.code, ev.value, input[i].num, input[i].vid, input[i].pid);
printf("Input event: type=EV_KEY, code=%d(0x%x), value=%d, jnum=%d, ID:%04x:%04x\n", ev.code, ev.code, ev.value, input[dev].num, input[dev].vid, input[dev].pid);
break;
case EV_REL:
printf("Input event: type=EV_REL, Axis=%d, Offset=%d, jnum=%d, ID:%04x:%04x\n", ev.code, ev.value, input[i].num, input[i].vid, input[i].pid);
printf("Input event: type=EV_REL, Axis=%d, Offset=%d, jnum=%d, ID:%04x:%04x\n", ev.code, ev.value, input[dev].num, input[dev].vid, input[dev].pid);
break;
case EV_SYN:
@@ -2339,12 +2414,12 @@ int input_test(int getchar)
if (ds_ver && ev.code <= 5 && ev.value > 118 && ev.value < 138) break;
//aliexpress USB encoder floods messages
if (input[i].vid == 0x0079 && input[i].pid == 0x0006)
if (input[dev].vid == 0x0079 && input[dev].pid == 0x0006)
{
if (ev.code == 2) break;
}
printf("Input event: type=EV_ABS, Axis=%d, Offset=%d, jnum=%d, ID:%04x:%04x.", ev.code, ev.value, input[i].num, input[i].vid, input[i].pid);
printf("Input event: type=EV_ABS, Axis=%d, Offset=%d, jnum=%d, ID:%04x:%04x.", ev.code, ev.value, input[dev].num, input[dev].vid, input[dev].pid);
printf(" ABS_INFO: min = %d max = %d", absinfo.minimum, absinfo.maximum);
if (absinfo.fuzz) printf(" fuzz = %d", absinfo.fuzz);
if (absinfo.resolution) printf(" res = %d", absinfo.resolution);
@@ -2352,14 +2427,14 @@ int input_test(int getchar)
break;
default:
printf("Input event: type=%d, code=%d(0x%x), value=%d(0x%x), jnum=%d, ID:%04x:%04x\n", ev.type, ev.code, ev.code, ev.value, ev.value, input[i].num, input[i].vid, input[i].pid);
printf("Input event: type=%d, code=%d(0x%x), value=%d(0x%x), jnum=%d, ID:%04x:%04x\n", ev.type, ev.code, ev.code, ev.value, ev.value, input[dev].num, input[dev].vid, input[dev].pid);
}
}
input_cb(&ev, &absinfo, i);
if(!noabs) input_cb(&ev, &absinfo, dev);
//sumulate digital directions from analog
if (ev.type == EV_ABS && !(mapping && mapping_type<=1 && mapping_button<-4))
if (ev.type == EV_ABS && !(mapping && mapping_type<=1 && mapping_button<-4) && (user_io_osd_is_visible() || !input[dev].lightgun))
{
uint8_t axis_state = 0;
if ((absinfo.maximum == 1 && absinfo.minimum == -1) || (absinfo.maximum == 2 && absinfo.minimum == 0))
@@ -2374,14 +2449,14 @@ int input_test(int getchar)
int treshold = range / 4;
int only_max = 1;
for (int n = 0; n < 4; n++) if (input[i].mmap[AXIS1_X + n] && ((input[i].mmap[AXIS1_X + n] & 0xFFFF) == ev.code)) only_max = 0;
for (int n = 0; n < 4; n++) if (input[dev].mmap[AXIS1_X + n] && ((input[dev].mmap[AXIS1_X + n] & 0xFFFF) == ev.code)) only_max = 0;
if (ev.value < center - treshold && !only_max) axis_state = 1;
if (ev.value > center + treshold) axis_state = 2;
}
uint8_t last_state = input[i].axis_state[ev.code & 255];
input[i].axis_state[ev.code & 255] = axis_state;
uint8_t last_state = input[dev].axis_state[ev.code & 255];
input[dev].axis_state[ev.code & 255] = axis_state;
//printf("last_state=%d, axis_state=%d\n", last_state, axis_state);
if (last_state != axis_state)
@@ -2392,23 +2467,23 @@ int input_test(int getchar)
{
ev.value = 0;
ev.code = ecode + last_state;
input_cb(&ev, 0, i);
input_cb(&ev, 0, dev);
}
if (axis_state)
{
ev.value = 1;
ev.code = ecode + axis_state;
input_cb(&ev, 0, i);
input_cb(&ev, 0, dev);
}
}
// Menu button on 8BitDo Receiver in D-Input mode
if (ev.code == 9 && input[i].vid == 0x2dc8 && (input[i].pid == 0x3100 || input[i].pid == 0x3104))
if (ev.code == 9 && input[dev].vid == 0x2dc8 && (input[dev].pid == 0x3100 || input[dev].pid == 0x3104))
{
ev.type = EV_KEY;
ev.code = KEY_EMU + (ev.code << 1);
input_cb(&ev, &absinfo, i);
input_cb(&ev, &absinfo, dev);
}
}
}