mirror of
https://github.com/RaySollium99/libpicofe.git
synced 2025-09-05 14:57:46 -04:00
input: get rid of pl2 flag, use 'bind types' instead
git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@713 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz
parent
ee0f881e9f
commit
8e77275eda
10 changed files with 318 additions and 255 deletions
117
linux/in_evdev.c
117
linux/in_evdev.c
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@ -14,7 +14,6 @@
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typedef struct {
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int fd;
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int prev_update;
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int abs_lzone;
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int abs_rzone;
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int abs_tzone;
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@ -23,6 +22,10 @@ typedef struct {
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int abs_lasty;
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} in_evdev_t;
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#ifndef KEY_CNT
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#define KEY_CNT (KEY_MAX + 1)
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#endif
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#define KEYBITS_BIT(x) (keybits[(x)/sizeof(keybits[0])/8] & \
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(1 << ((x) & (sizeof(keybits[0])*8-1))))
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@ -30,7 +33,7 @@ typedef struct {
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(1 << ((x) & (sizeof(keybits[0])*8-1))))
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static const char * const in_evdev_prefix = "evdev:";
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static const char * const in_evdev_keys[KEY_MAX + 1] = {
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static const char * const in_evdev_keys[KEY_CNT] = {
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[0 ... KEY_MAX] = NULL,
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[KEY_RESERVED] = "Reserved", [KEY_ESC] = "Esc",
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[KEY_1] = "1", [KEY_2] = "2",
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@ -123,7 +126,7 @@ static void in_evdev_probe(void)
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for (i = 0;; i++)
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{
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int keybits[(KEY_MAX+1)/sizeof(int)], absbits[(ABS_MAX+1)/sizeof(int)];
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int keybits[KEY_CNT / sizeof(int)], absbits[(ABS_MAX+1)/sizeof(int)];
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int support = 0, count = 0;
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in_evdev_t *dev;
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int u, ret, fd;
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@ -131,8 +134,11 @@ static void in_evdev_probe(void)
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snprintf(name, sizeof(name), "/dev/input/event%d", i);
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fd = open(name, O_RDONLY|O_NONBLOCK);
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if (fd == -1)
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if (fd == -1) {
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if (errno == EACCES)
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continue; /* maybe we can access next one */
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break;
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}
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/* check supported events */
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ret = ioctl(fd, EVIOCGBIT(0, sizeof(support)), &support);
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@ -151,7 +157,7 @@ static void in_evdev_probe(void)
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}
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/* check for interesting keys */
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for (u = 0; u < KEY_MAX + 1; u++) {
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for (u = 0; u < KEY_CNT; u++) {
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if (KEYBITS_BIT(u) && u != KEY_POWER && u != KEY_SLEEP)
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count++;
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}
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@ -194,7 +200,7 @@ no_abs:
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ioctl(fd, EVIOCGNAME(sizeof(name)-6), name+6);
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printf("in_evdev: found \"%s\" with %d events (type %08x)\n",
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name+6, count, support);
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in_register(name, IN_DRVID_EVDEV, fd, dev, 0);
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in_register(name, IN_DRVID_EVDEV, fd, dev, KEY_CNT, 0);
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continue;
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skip:
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@ -213,17 +219,24 @@ static void in_evdev_free(void *drv_data)
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static int in_evdev_get_bind_count(void)
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{
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return KEY_MAX + 1;
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return KEY_CNT;
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}
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/* returns bitfield of binds of pressed buttons */
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int in_evdev_update(void *drv_data, int *binds)
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static void or_binds(const int *binds, int key, int *result)
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{
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int t;
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for (t = 0; t < IN_BINDTYPE_COUNT; t++)
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result[t] |= binds[IN_BIND_OFFS(key, t)];
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}
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/* ORs result with binds of pressed buttons
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* XXX: should measure performance hit of this func, might need to optimize */
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int in_evdev_update(void *drv_data, const int *binds, int *result)
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{
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struct input_event ev[16];
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struct input_absinfo ainfo;
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int keybits[(KEY_MAX+1)/sizeof(int)];
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int keybits[KEY_CNT / sizeof(int)];
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in_evdev_t *dev = drv_data;
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int result = 0, changed = 0;
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int rd, ret, u;
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while (1) {
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@ -233,43 +246,36 @@ int in_evdev_update(void *drv_data, int *binds)
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perror("in_evdev: read failed");
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break;
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}
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changed = 1;
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}
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if (!changed)
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return dev->prev_update;
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ret = ioctl(dev->fd, EVIOCGKEY(sizeof(keybits)), keybits);
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if (ret == -1) {
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perror("in_evdev: ioctl failed");
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return 0;
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return -1;
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}
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for (u = 0; u < KEY_MAX + 1; u++) {
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if (KEYBITS_BIT(u)) {
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result |= binds[u];
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}
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for (u = 0; u < KEY_CNT; u++) {
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if (KEYBITS_BIT(u))
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or_binds(binds, u, result);
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}
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/* map X and Y absolute to UDLR */
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if (dev->abs_lzone != 0) {
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ret = ioctl(dev->fd, EVIOCGABS(ABS_X), &ainfo);
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if (ret != -1) {
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if (ainfo.value < dev->abs_lzone) result |= binds[KEY_LEFT];
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if (ainfo.value > dev->abs_rzone) result |= binds[KEY_RIGHT];
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if (ainfo.value < dev->abs_lzone) or_binds(binds, KEY_LEFT, result);
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if (ainfo.value > dev->abs_rzone) or_binds(binds, KEY_RIGHT, result);
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}
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}
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if (dev->abs_tzone != 0) {
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ret = ioctl(dev->fd, EVIOCGABS(ABS_Y), &ainfo);
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if (ret != -1) {
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if (ainfo.value < dev->abs_tzone) result |= binds[KEY_UP];
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if (ainfo.value > dev->abs_bzone) result |= binds[KEY_DOWN];
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if (ainfo.value < dev->abs_tzone) or_binds(binds, KEY_UP, result);
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if (ainfo.value > dev->abs_bzone) or_binds(binds, KEY_DOWN, result);
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}
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}
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dev->prev_update = result;
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return result;
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return 0;
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}
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static void in_evdev_set_blocking(void *drv_data, int y)
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@ -278,8 +284,6 @@ static void in_evdev_set_blocking(void *drv_data, int y)
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long flags;
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int ret;
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dev->prev_update = 0;
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flags = (long)fcntl(dev->fd, F_GETFL);
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if ((int)flags == -1) {
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perror("in_evdev: F_GETFL fcntl failed");
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@ -403,7 +407,7 @@ static int in_evdev_get_key_code(const char *key_name)
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{
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int i;
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for (i = 0; i < KEY_MAX + 1; i++) {
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for (i = 0; i < KEY_CNT; i++) {
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const char *k = in_evdev_keys[i];
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if (k != NULL && strcasecmp(k, key_name) == 0)
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return i;
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@ -425,24 +429,25 @@ static const char *in_evdev_get_key_name(int keycode)
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static const struct {
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short code;
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short bit;
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char btype;
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char bit;
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} in_evdev_def_binds[] =
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{
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/* MXYZ SACB RLDU */
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{ KEY_UP, 0 },
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{ KEY_DOWN, 1 },
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{ KEY_LEFT, 2 },
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{ KEY_RIGHT, 3 },
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{ KEY_S, 4 }, /* B */
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{ BTN_B, 4 },
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{ KEY_D, 5 }, /* C */
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{ BTN_A, 5 },
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{ KEY_A, 6 }, /* A */
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{ BTN_Y, 6 },
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{ KEY_ENTER, 7 },
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{ BTN_START, 7 },
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{ BTN_TL, PEVB_STATE_LOAD },
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{ BTN_TR, PEVB_STATE_SAVE },
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{ KEY_UP, IN_BINDTYPE_PLAYER12, 0 },
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{ KEY_DOWN, IN_BINDTYPE_PLAYER12, 1 },
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{ KEY_LEFT, IN_BINDTYPE_PLAYER12, 2 },
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{ KEY_RIGHT, IN_BINDTYPE_PLAYER12, 3 },
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{ KEY_S, IN_BINDTYPE_PLAYER12, 4 }, /* B */
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{ BTN_B, IN_BINDTYPE_PLAYER12, 4 },
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{ KEY_D, IN_BINDTYPE_PLAYER12, 5 }, /* C */
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{ BTN_A, IN_BINDTYPE_PLAYER12, 5 },
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{ KEY_A, IN_BINDTYPE_PLAYER12, 6 }, /* A */
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{ BTN_Y, IN_BINDTYPE_PLAYER12, 6 },
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{ KEY_ENTER, IN_BINDTYPE_PLAYER12, 7 },
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{ BTN_START, IN_BINDTYPE_PLAYER12, 7 },
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{ BTN_TL, IN_BINDTYPE_EMU, PEVB_STATE_LOAD },
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{ BTN_TR, IN_BINDTYPE_EMU, PEVB_STATE_SAVE },
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};
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#define DEF_BIND_COUNT (sizeof(in_evdev_def_binds) / sizeof(in_evdev_def_binds[0]))
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@ -452,15 +457,16 @@ static void in_evdev_get_def_binds(int *binds)
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int i;
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for (i = 0; i < DEF_BIND_COUNT; i++)
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binds[in_evdev_def_binds[i].code] = 1 << in_evdev_def_binds[i].bit;
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binds[IN_BIND_OFFS(in_evdev_def_binds[i].code, in_evdev_def_binds[i].btype)] =
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1 << in_evdev_def_binds[i].bit;
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}
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/* remove binds of missing keys, count remaining ones */
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static int in_evdev_clean_binds(void *drv_data, int *binds)
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static int in_evdev_clean_binds(void *drv_data, int *binds, int *def_binds)
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{
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int keybits[(KEY_MAX+1)/sizeof(int)];
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int keybits[KEY_CNT / sizeof(int)];
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in_evdev_t *dev = drv_data;
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int i, ret, count = 0;
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int i, t, ret, offs, count = 0;
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ret = ioctl(dev->fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits);
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if (ret == -1) {
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@ -477,11 +483,14 @@ static int in_evdev_clean_binds(void *drv_data, int *binds)
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KEYBITS_BIT_SET(KEY_DOWN);
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}
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for (i = 0; i < KEY_MAX + 1; i++) {
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if (!KEYBITS_BIT(i))
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binds[i] = binds[i + KEY_MAX + 1] = 0;
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if (binds[i])
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count++;
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for (i = 0; i < KEY_CNT; i++) {
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for (t = 0; t < IN_BINDTYPE_COUNT; t++) {
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offs = IN_BIND_OFFS(i, t);
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if (!KEYBITS_BIT(i))
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binds[offs] = def_binds[offs] = 0;
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if (binds[offs])
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count++;
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}
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}
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return count;
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