/**
* Light up the dungeon using "claravoyance"
*
* This function "illuminates" every grid in the dungeon, memorizes all
* "objects" (or notes the existence of an object "if" full is true),
* and memorizes all grids as with magic mapping.
*/
void wiz_light(struct chunk *c, struct player *p, bool full)
{
int i, y, x;
/* Scan all grids */
for (y = 1; y < c->height - 1; y++) {
for (x = 1; x < c->width - 1; x++) {
/* Process all non-walls */
if (!square_seemslikewall(c, y, x)) {
if (!square_in_bounds_fully(c, y, x)) continue;
/* Scan all neighbors */
for (i = 0; i < 9; i++) {
int yy = y + ddy_ddd[i];
int xx = x + ddx_ddd[i];
/* Perma-light the grid */
sqinfo_on(c->squares[yy][xx].info, SQUARE_GLOW);
/* Memorize normal features */
if (!square_isfloor(c, yy, xx) ||
square_isvisibletrap(c, yy, xx)) {
square_memorize(c, yy, xx);
square_mark(c, yy, xx);
}
}
}
/* Memorize objects */
if (full) {
square_know_pile(c, y, x);
} else {
square_sense_pile(c, y, x);
}
/* Forget unprocessed, unknown grids in the mapping area */
if (!square_ismark(c, y, x) && square_isnotknown(c, y, x))
square_forget(c, y, x);
}
}
/* Unmark grids */
for (y = 1; y < c->height - 1; y++) {
for (x = 1; x < c->width - 1; x++) {
if (!square_in_bounds(c, y, x)) continue;
square_unmark(c, y, x);
}
}
/* Fully update the visuals */
p->upkeep->update |= (PU_UPDATE_VIEW | PU_MONSTERS);
/* Redraw whole map, monster list */
p->upkeep->redraw |= (PR_MAP | PR_MONLIST | PR_ITEMLIST);
}
/**
* Light up the dungeon using "claravoyance"
*
* This function "illuminates" every grid in the dungeon, memorizes all
* "objects" (or notes the existence of an object "if" full is TRUE),
* and memorizes all grids as with magic mapping.
*/
void wiz_light(struct chunk *c, bool full)
{
int i, y, x;
/* Scan all grids */
for (y = 1; y < c->height - 1; y++) {
for (x = 1; x < c->width - 1; x++) {
struct object *obj;
/* Process all non-walls */
if (!square_seemslikewall(c, y, x)) {
/* Scan all neighbors */
for (i = 0; i < 9; i++) {
int yy = y + ddy_ddd[i];
int xx = x + ddx_ddd[i];
/* Perma-light the grid */
sqinfo_on(c->squares[yy][xx].info, SQUARE_GLOW);
/* Memorize normal features */
if (!square_isfloor(c, yy, xx) ||
square_isvisibletrap(c, yy, xx)) {
sqinfo_on(c->squares[yy][xx].info, SQUARE_MARK);
cave_k->squares[yy][xx].feat = c->squares[yy][xx].feat;
}
}
}
/* Memorize objects */
for (obj = square_object(cave, y, x); obj; obj = obj->next) {
/* Skip dead objects */
assert(obj->kind);
/* Memorize it */
if (obj->marked < MARK_SEEN)
obj->marked = full ? MARK_SEEN : MARK_AWARE;
}
}
}
/* Fully update the visuals */
player->upkeep->update |= (PU_FORGET_VIEW | PU_UPDATE_VIEW | PU_MONSTERS);
/* Redraw whole map, monster list */
player->upkeep->redraw |= (PR_MAP | PR_MONLIST | PR_ITEMLIST);
}
/**
* Hack -- Check for a "known wall" (see below)
*/
static int see_wall(int dir, int y, int x)
{
/* Get the new location */
y += ddy[dir];
x += ddx[dir];
/* Illegal grids are not known walls XXX XXX XXX */
if (!square_in_bounds(cave, y, x)) return (FALSE);
/* Non-wall grids are not known walls */
if (!square_seemslikewall(cave, y, x))
return FALSE;
/* Unknown walls are not known walls */
if (!square_ismark(cave, y, x)) return (FALSE);
/* Default */
return (TRUE);
}
