int console_cmd_rein(game_state *gs, int argc, char **argv) {
scene *sc = game_state_get_scene(gs);
if(is_arena(sc->id)) {
arena_toggle_rein(sc);
return 0;
}
return 1;
}
int ai_controller_poll(controller *ctrl, ctrl_event **ev) {
ai *a = ctrl->data;
object *o = ctrl->har;
if (!o) {
return 1;
}
har *h = object_get_userdata(o);
object *o_enemy = game_state_get_player(o->gs, h->player_id == 1 ? 0 : 1)->har;
// Do not run AI while the game is paused
if(game_state_is_paused(o->gs)) { return 0; }
// Do not run AI while match is starting or ending
// XXX this prevents the AI from doing scrap/destruction moves
// XXX this could be fixed by providing a "scene changed" event
if(is_arena(game_state_get_scene(o->gs)->id) &&
arena_get_state(game_state_get_scene(o->gs)) != ARENA_STATE_FIGHTING) {
// null out selected move to fix the "AI not moving problem"
a->selected_move = NULL;
return 0;
}
// Grab all projectiles on screen
vector_clear(&a->active_projectiles);
game_state_get_projectiles(o->gs, &a->active_projectiles);
// Try to block har
if(ai_block_har(ctrl, ev)) {
return 0;
}
// Try to block projectiles
if(ai_block_projectile(ctrl, ev)) {
return 0;
}
if(a->selected_move) {
// finish doing the selected move first
if(a->input_lag_timer > 0) {
a->input_lag_timer--;
} else {
a->move_str_pos--;
if(a->move_str_pos <= 0) {
a->move_str_pos = 0;
}
a->input_lag_timer = a->input_lag;
}
int ch = str_at(&a->selected_move->move_string, a->move_str_pos);
controller_cmd(ctrl, char_to_act(ch, o->direction), ev);
} else if(rand_int(100) < a->difficulty) {
af_move *selected_move = NULL;
int top_value = 0;
// Attack
for(int i = 0; i < 70; i++) {
af_move *move = NULL;
if((move = af_get_move(h->af_data, i))) {
move_stat *ms = &a->move_stats[i];
if(is_valid_move(move, h)) {
int value = ms->value + rand_int(10);
if (ms->min_hit_dist != -1){
if (ms->last_dist < ms->max_hit_dist+5 && ms->last_dist > ms->min_hit_dist+5){
value += 2;
} else if (ms->last_dist > ms->max_hit_dist+10){
value -= 3;
}
}
value -= ms->attempts/2;
value -= ms->consecutive*2;
if (is_special_move(move) && !maybe(a->difficulty)) {
DEBUG("skipping special move %s because of difficulty", str_c(&move->move_string));
continue;
}
if (selected_move == NULL){
selected_move = move;
top_value = value;
} else if (value > top_value) {
selected_move = move;
top_value = value;
}
}
}
}
for(int i = 0; i < 70; i++) {
a->move_stats[i].consecutive /= 2;
}
if(selected_move) {
a->move_stats[selected_move->id].attempts++;
a->move_stats[selected_move->id].consecutive++;
// do the move
a->selected_move = selected_move;
a->move_str_pos = str_size(&selected_move->move_string)-1;
a->move_stats[a->selected_move->id].last_dist = fabsf(o->pos.x - o_enemy->pos.x);
a->blocked = 0;
DEBUG("AI selected move %s", str_c(&selected_move->move_string));
}
} else {
// Change action after 30 ticks
if(a->act_timer <= 0 && rand_int(100) > 88){
int p = rand_int(100);
if(p > 40){
// walk forward
a->cur_act = (o->direction == OBJECT_FACE_RIGHT ? ACT_RIGHT : ACT_LEFT);
} else if(p > 20){
// walk backward
a->cur_act = (o->direction == OBJECT_FACE_RIGHT ? ACT_LEFT : ACT_RIGHT);
} else if(p > 10){
// do nothing
a->cur_act = ACT_STOP;
} else {
// crouch and block
a->cur_act = (o->direction == OBJECT_FACE_RIGHT ? ACT_DOWN|ACT_LEFT : ACT_DOWN|ACT_RIGHT);
}
a->act_timer = 30;
controller_cmd(ctrl, a->cur_act, ev);
} else {
a->act_timer--;
}
// Jump once in a while
if(rand_int(100) == 88){
if(o->vel.x < 0) {
controller_cmd(ctrl, ACT_UP|ACT_LEFT, ev);
} else if(o->vel.x > 0) {
controller_cmd(ctrl, ACT_UP|ACT_RIGHT, ev);
} else {
controller_cmd(ctrl, ACT_UP, ev);
}
}
}
return 0;
}
