/*
* Should always be called only after x_pop();
*/
void effect_prep(int x_idx, byte type, u16b f_idx, byte y, byte x, byte countdown,
byte repeats, u16b power, s16b source, u16b flags)
{
int this_x_idx, next_x_idx;
/* Get this effect */
effect_type *x_ptr = &x_list[x_idx];
/* Wipe it */
effect_wipe(x_ptr);
/*Fill in the data*/
x_ptr->x_type = type;
x_ptr->x_f_idx = f_idx;
x_ptr->x_cur_y = y;
x_ptr->x_cur_x = x;
x_ptr->x_countdown = countdown;
x_ptr->x_repeats = repeats;
x_ptr->x_power = power;
x_ptr->x_source = source;
x_ptr->x_flags = flags;
/* Scan objects in that grid for combination */
for (this_x_idx = cave_x_idx[y][x]; this_x_idx; this_x_idx = next_x_idx)
{
effect_type *x2_ptr;
/* Get the object */
x2_ptr = &x_list[this_x_idx];
/* Get the next object */
next_x_idx = x2_ptr->next_x_idx;
/* Check for combination */
if (effect_similar(x2_ptr, x_ptr))
{
/* Combine the items */
effect_absorb(x2_ptr, x_ptr);
/*We don't need it anymore*/
effect_wipe(x_ptr);
/* We didn't use the slot. */
x_cnt--;
/* We used the last slot */
if ((x_idx + 1) == x_max) x_max--;
/* Result */
return;
}
}
/*Put it in the proper order*/
place_effect_idx(x_idx, y, x);
}
effect_type::effect_type()
{
effect_wipe();
}