X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=common%2Finput.c;h=920d11da84ede2010a6408bbba210a18c5e5a38d;hb=ee0f881e9f135db6ed9337b99f611b3cae955f8c;hp=8262e21c26f5b436d76ea11e8e9d87a3afcc26e6;hpb=fce20e73e7094060b29f1668b8f0032f75eb152e;p=libpicofe.git diff --git a/common/input.c b/common/input.c index 8262e21..920d11d 100644 --- a/common/input.c +++ b/common/input.c @@ -2,25 +2,32 @@ #include #include -#include "common.h" #include "input.h" +#include "plat.h" #include "../linux/in_evdev.h" +#include "../gp2x/in_gp2x.h" typedef struct { int drv_id; + int drv_fd_hnd; void *drv_data; char *name; int *binds; int probed:1; + int does_combos:1; } in_dev_t; static in_drv_t in_drivers[IN_DRVID_COUNT]; static in_dev_t in_devices[IN_MAX_DEVS]; static int in_dev_count = 0; +static int in_have_async_devs = 0; +static int menu_key_state = 0; +static int menu_last_used_dev = 0; #define DRV(id) in_drivers[(unsigned)(id) < IN_DRVID_COUNT ? (id) : 0] + static int in_bind_count(int drv_id) { int count = DRV(drv_id).get_bind_count(); @@ -60,8 +67,9 @@ static void in_free(in_dev_t *dev) dev->binds = NULL; } -/* to be called by drivers */ -void in_register(const char *nname, int drv_id, void *drv_data) +/* to be called by drivers + * async devices must set drv_fd_hnd to -1 */ +void in_register(const char *nname, int drv_id, int drv_fd_hnd, void *drv_data, int combos) { int i, ret, dupe_count = 0, *binds; char name[256], *name_end, *tmp; @@ -115,7 +123,9 @@ void in_register(const char *nname, int drv_id, void *drv_data) printf("input: new device #%d \"%s\"\n", i, name); update: in_devices[i].probed = 1; + in_devices[i].does_combos = combos; in_devices[i].drv_id = drv_id; + in_devices[i].drv_fd_hnd = drv_fd_hnd; in_devices[i].drv_data = drv_data; if (in_devices[i].binds != NULL) { @@ -128,9 +138,75 @@ update: } } +/* key combo handling, to be called by drivers that support it */ +void in_combos_find(int *binds, int last_key, int *combo_keys, int *combo_acts) +{ + int act, u; + + *combo_keys = *combo_acts = 0; + for (act = 0; act < sizeof(binds[0]) * 8; act++) + { + int keyc = 0; + for (u = 0; u <= last_key; u++) + if (binds[u] & (1 << act)) + keyc++; + + if (keyc > 1) + { + // loop again and mark those keys and actions as combo + for (u = 0; u <= last_key; u++) + { + if (binds[u] & (1 << act)) { + *combo_keys |= 1 << u; + *combo_acts |= 1 << act; + } + } + } + } +} + +int in_combos_do(int keys, int *binds, int last_key, int combo_keys, int combo_acts) +{ + int i, ret = 0; + + for (i = 0; i <= last_key; i++) + { + int acts; + if (!(keys & (1 << i))) + continue; + + acts = binds[i]; + if (!acts) + continue; + + if (combo_keys & (1 << i)) + { + int acts_c = acts & combo_acts; + int u = last_key; + if (acts_c) { + // let's try to find the other one + for (u = i + 1; u <= last_key; u++) + if ( (keys & (1 << u)) && (binds[u] & acts_c) ) { + ret |= acts_c & binds[u]; + keys &= ~((1 << i) | (1 << u)); + break; + } + } + // add non-combo actions if combo ones were not found + if (u >= last_key) + ret |= acts & ~combo_acts; + } else + ret |= acts; + } + + return ret; +} + void in_probe(void) { int i; + + in_have_async_devs = 0; for (i = 0; i < in_dev_count; i++) in_devices[i].probed = 0; @@ -146,10 +222,19 @@ void in_probe(void) memmove(&in_devices[i], &in_devices[i+1], (in_dev_count - i) * sizeof(in_devices[0])); } + + continue; } + + if (in_devices[i].probed && in_devices[i].drv_fd_hnd == -1) + in_have_async_devs = 1; } + + if (in_have_async_devs) + printf("input: async-only devices detected..\n"); } +/* async update */ int in_update(void) { int i, result = 0; @@ -162,6 +247,11 @@ int in_update(void) case IN_DRVID_EVDEV: result |= in_evdev_update(dev->drv_data, dev->binds); break; +#endif +#ifdef IN_GP2X + case IN_DRVID_GP2X: + result |= in_gp2x_update(dev->drv_data, dev->binds); + break; #endif } } @@ -170,68 +260,128 @@ int in_update(void) return result; } -static void **in_collect_drvdata(int drv_id, int *count) +void in_set_blocking(int is_blocking) { - static void *data[IN_MAX_DEVS]; - int i; + int i, ret; - for (*count = i = 0; i < in_dev_count; i++) { - if (in_devices[i].drv_id == drv_id && in_devices[i].probed) - data[(*count)++] = in_devices[i].drv_data; + /* have_async_devs means we will have to do all reads async anyway.. */ + if (!in_have_async_devs) { + for (i = 0; i < in_dev_count; i++) { + if (in_devices[i].probed) + DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking); + } } - return data; -} + menu_key_state = 0; -static int menu_key_state = 0; + /* flush events */ + do { + ret = in_update_keycode(NULL, NULL, 0); + } while (ret >= 0); +} -void in_set_blocking(int is_blocking) +static int in_update_kc_async(int *dev_id_out, int *is_down_out, int timeout_ms) { - int i; + int i, is_down, result; + unsigned int ticks; - for (i = 0; i < in_dev_count; i++) { - if (in_devices[i].probed) - DRV(in_devices[i].drv_id).set_blocking(in_devices[i].drv_data, is_blocking); + ticks = plat_get_ticks_ms(); + + while (1) + { + for (i = 0; i < in_dev_count; i++) { + in_dev_t *d = &in_devices[i]; + if (!d->probed) + continue; + + result = DRV(d->drv_id).update_keycode(d->drv_data, &is_down); + if (result == -1) + continue; + + if (dev_id_out) + *dev_id_out = i; + if (is_down_out) + *is_down_out = is_down; + return result; + } + + if (timeout_ms >= 0 && (int)(plat_get_ticks_ms() - ticks) > timeout_ms) + break; + + plat_sleep_ms(10); } - menu_key_state = 0; - /* flush events */ - in_update_keycode(NULL, NULL, 0); + return -1; } /* - * update with wait for a press, return keycode - * only can use 1 drv here.. + * wait for a press, always return some keycode or -1 on timeout or error */ int in_update_keycode(int *dev_id_out, int *is_down_out, int timeout_ms) { - int result = 0, dev_id = 0, is_down, result_menu; -#ifdef IN_EVDEV - void **data; - int i, id = 0, count = 0; + int result = -1, dev_id = 0, is_down, result_menu; + int fds_hnds[IN_MAX_DEVS]; + int i, ret, count = 0; + in_drv_t *drv = NULL; + unsigned int ticks; + + if (in_have_async_devs) { + result = in_update_kc_async(&dev_id, &is_down, timeout_ms); + if (result == -1) + return -1; + drv = &DRV(in_devices[dev_id].drv_id); + goto finish; + } + + ticks = plat_get_ticks_ms(); + + for (i = 0; i < in_dev_count; i++) { + if (in_devices[i].probed) + fds_hnds[count++] = in_devices[i].drv_fd_hnd; + } - data = in_collect_drvdata(IN_DRVID_EVDEV, &count); if (count == 0) { /* don't deadlock, fail */ printf("input: failed to find devices to read\n"); exit(1); } - result = in_evdev_update_keycode(data, count, &id, &is_down, timeout_ms); + while (1) + { + ret = plat_wait_event(fds_hnds, count, timeout_ms); + if (ret < 0) + break; - for (i = id; i < in_dev_count; i++) { - if (in_devices[i].drv_data == data[id]) { - dev_id = i; + for (i = 0; i < in_dev_count; i++) { + if (in_devices[i].drv_fd_hnd == ret) { + dev_id = i; + break; + } + } + + drv = &DRV(in_devices[dev_id].drv_id); + result = drv->update_keycode(in_devices[dev_id].drv_data, &is_down); + + /* update_keycode() might return -1 when some not interesting + * event happened, like sync event for evdev. */ + if (result >= 0) break; + + if (timeout_ms >= 0) { + unsigned int ticks2 = plat_get_ticks_ms(); + timeout_ms -= ticks2 - ticks; + ticks = ticks2; + if (timeout_ms <= 0) + break; } } -#else -#error no menu read handlers -#endif + if (result == -1) + return -1; +finish: /* keep track of menu key state, to allow mixing * in_update_keycode() and in_menu_wait_any() calls */ - result_menu = DRV(in_devices[dev_id].drv_id).menu_translate(result); + result_menu = drv->menu_translate(result); if (result_menu != 0) { if (is_down) menu_key_state |= result_menu; @@ -256,12 +406,14 @@ int in_menu_wait_any(int timeout_ms) int code, is_down = 0, dev_id = 0; code = in_update_keycode(&dev_id, &is_down, timeout_ms); - code = DRV(in_devices[dev_id].drv_id).menu_translate(code); + if (code >= 0) + code = DRV(in_devices[dev_id].drv_id).menu_translate(code); if (timeout_ms >= 0) break; - if (code == 0) + if (code < 0) continue; + menu_last_used_dev = dev_id; if (keys_old != menu_key_state) break; } @@ -270,36 +422,30 @@ int in_menu_wait_any(int timeout_ms) } /* wait for menu input, do autorepeat */ -int in_menu_wait(int interesting) +int in_menu_wait(int interesting, int autorep_delay_ms) { static int inp_prev = 0; - static int repeats = 0, wait = 20; - int ret = 0, release = 0, i; + static int repeats = 0; + int ret, release = 0, wait = 450; - if (repeats == 2) wait = 3; - else if (repeats == 4) wait = 2; - else if (repeats == 6) wait = 1; + if (repeats) + wait = autorep_delay_ms; - for (i = 0; i < wait; i++) { - ret = in_menu_wait_any(30); - if (ret != inp_prev) break; - if (i == 0) repeats++; - } + ret = in_menu_wait_any(wait); + if (ret == inp_prev) + repeats++; while (!(ret & interesting)) { ret = in_menu_wait_any(-1); release = 1; } - if (release || ret != inp_prev) { + if (release || ret != inp_prev) repeats = 0; - wait = 20; - } - if (wait > 6 && (ret & (PBTN_UP|PBTN_DOWN|PBTN_LEFT|PBTN_RIGHT))) - wait = 6; + inp_prev = ret; - // we don't need diagonals in menus + /* we don't need diagonals in menus */ if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT; if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT; if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT; @@ -327,22 +473,41 @@ const int *in_get_dev_def_binds(int dev_id) return in_devices[dev_id].binds + count; } -int in_get_dev_bind_count(int dev_id) +int in_get_dev_info(int dev_id, int what) { if (dev_id < 0 || dev_id >= IN_MAX_DEVS) return 0; - return in_bind_count(in_devices[dev_id].drv_id); + switch (what) { + case IN_INFO_BIND_COUNT: + return in_bind_count(in_devices[dev_id].drv_id); + case IN_INFO_DOES_COMBOS: + return in_devices[dev_id].does_combos; + } + + return 0; } -const char *in_get_dev_name(int dev_id, int must_be_active) +const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix) { + const char *name, *tmp; + if (dev_id < 0 || dev_id >= IN_MAX_DEVS) return NULL; if (must_be_active && !in_devices[dev_id].probed) return NULL; - return in_devices[dev_id].name; + + name = in_devices[dev_id].name; + if (name == NULL || !skip_pfix) + return name; + + /* skip prefix */ + tmp = strchr(name, ':'); + if (tmp != NULL) + name = tmp + 1; + + return name; } /* never returns NULL */ @@ -351,9 +516,15 @@ const char *in_get_key_name(int dev_id, int keycode) static char xname[16]; const char *name; + if (dev_id < 0) /* want last used dev? */ + dev_id = menu_last_used_dev; + if (dev_id < 0 || dev_id >= IN_MAX_DEVS) return "Unkn0"; + if (keycode < 0) /* want name for menu key? */ + keycode = DRV(in_devices[dev_id].drv_id).menu_translate(keycode); + name = DRV(in_devices[dev_id].drv_id).get_key_name(keycode); if (name != NULL) return name; @@ -452,6 +623,11 @@ int in_config_parse_dev(const char *name) return i; } +/* + * To reduce size of game specific configs, default binds are not saved. + * So we mark default binds in in_config_start(), override them in in_config_bind_key(), + * and restore whatever default binds are left in in_config_end(). + */ void in_config_start(void) { int i; @@ -572,6 +748,7 @@ static int in_def_get_bind_count(void) { return 0; } static void in_def_get_def_binds(int *binds) {} static int in_def_clean_binds(void *drv_data, int *binds) { return 0; } static void in_def_set_blocking(void *data, int y) {} +static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; } static int in_def_menu_translate(int keycode) { return keycode; } static int in_def_get_key_code(const char *key_name) { return 0; } static const char *in_def_get_key_name(int keycode) { return NULL; } @@ -592,11 +769,15 @@ void in_init(void) in_drivers[i].get_def_binds = in_def_get_def_binds; in_drivers[i].clean_binds = in_def_clean_binds; in_drivers[i].set_blocking = in_def_set_blocking; + in_drivers[i].update_keycode = in_def_update_keycode; in_drivers[i].menu_translate = in_def_menu_translate; in_drivers[i].get_key_code = in_def_get_key_code; in_drivers[i].get_key_name = in_def_get_key_name; } +#ifdef IN_GP2X + in_gp2x_init(&in_drivers[IN_DRVID_GP2X]); +#endif #ifdef IN_EVDEV in_evdev_init(&in_drivers[IN_DRVID_EVDEV]); #endif