void duck_set_state(struct duck *duck, int state, float time)
{
duck->state = state;
const struct sprite_class *class = &duck_classes[state];
*((struct sprite_class *) duck->sprite) = *class;
sprite_set_animation(duck->sprite, &duck_animations[state], time);
}
static void collide(struct sprite *this_sprite,
struct sprite *other_sprite,
int x, int y)
{
if (this_sprite->state == 0)
{
this_sprite->state = 1;
sprite_set_animation(this_sprite, dissolve);
}
}
static void update(sprite_t *s)
{
float v[2],x,pull[2];
mech_sprite_t *ms = (mech_sprite_t *)s;
sprite_get_vel(s,v);
if (!(s->state & PLANE_CRASHING))
{
if (s->state & PLANE_ACCELERATING)
{
vset(pull,mech_heading(ms));
vrot(pull,-16); /* maybe the angle should depend on up/down */
vmadd(ms->lin_impulse,engine_strength,pull);
}
if (s->state & PLANE_UP)
ms->air_rotate = -turn_amount;
else if (s->state & PLANE_DOWN)
ms->air_rotate = turn_amount;
else
ms->air_rotate = 0;
if (ms->damage >= hitpoints)
{
s->state |= PLANE_CRASHING;
if (!(s->owner->schrodinger)){
sprite_set_animation(s,crashing[s->owner->id_in_team]);
}else{
sprite_set_animation(s,crashing[MAXPLAYERINTEAMS]);
}
s->owner->lastEnnemi->points+=crash_point;
create_effect(&fire,s->x,s->y);
sprite_alarm(7000,s,SIGNAL_KILL,0);
}
}
mech_update(ms);
}
void init_duck(struct duck *duck, int state, double x, double y,
double v_x, double v_y, int z, float time)
{
duck->state = state;
duck->world_x = x;
duck->world_y = y;
duck->world_v_x = v_x;
duck->world_v_y = v_y;
struct sprite *sprite = create_sprite(&duck_classes[state],
world_to_screen_x(x),
world_to_screen_y(y), z, 0);
sprite_set_animation(sprite, &duck_animations[state], time);
duck->sprite = sprite;
elist_link(&duck->link, &duck->link);
}
