#include "thing_actions.h"
#include <stddef.h> /* NULL */
-#include <stdint.h> /* uint8_t */
+#include <stdint.h> /* uint8_t, INT16_MIN, INT16_MAX */
#include <stdio.h> /* sprintf() */
#include <stdlib.h> /* free() */
#include <string.h> /* strlen() */
-#include "../common/rexit.h" /* exit_trouble() */
+#include "../common/rexit.h" /* exit_err(), exit_trouble() */
#include "../common/try_malloc.h" /* try_malloc() */
#include "../common/yx_uint8.h" /* yx_uint8 */
#include "field_of_view.h" /* build_fov_map() */
* own_thing(), set_thing_position(), get_thing_type(),
*/
#include "map.h" /* mv_yx_in_dir_legal() */
+#include "rrand.h" /* rrand() */
#include "run.h" /* send_to_outfile() */
#include "world.h" /* global world */
/* Send "text" as log message to server out file. */
static void update_log(char * text);
-/* One actor "wounds" another actor, decrementing his lifepoints and, if they
- * reach zero in the process, killing it. Generates appropriate log message.
- */
+/* Decrement "t"'s lifepoints, and if to zero, kill it with log update. */
+static void decrement_lifepoints(struct Thing * t);
+
+/* One actor "wounds" another actor, decrementing his lifepoints. */
static void actor_hits_actor(struct Thing * hitter, struct Thing * hitted);
/* Bonus stuff to actor_*() to happen if actor==player. Mostly writing of log
+static void decrement_lifepoints(struct Thing * t)
+{
+ struct Thing * player = get_player();
+ t->lifepoints--;
+ if (0 == t->lifepoints)
+ {
+ t->type = get_thing_type(t->type)->corpse_id;
+ if (player == t)
+ {
+ update_log("You die.");
+ memset(t->fov_map, ' ', world.map.length * world.map.length);
+ return;
+ }
+ else
+ {
+ free(t->fov_map);
+ t->fov_map = NULL;
+ free(t->mem_map);
+ t->mem_map = NULL;
+ free(t->mem_depth_map);
+ t->mem_depth_map = NULL;
+ free_things_in_memory(t->t_mem);
+ t->t_mem = NULL;
+ }
+ update_log("It dies.");
+ }
+}
+
+
+
static void actor_hits_actor(struct Thing * hitter, struct Thing * hitted)
{
struct ThingType * tt_hitter = get_thing_type(hitter->type);
exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
update_log(msg);
free(msg);
- hitted->lifepoints--;
- if (0 == hitted->lifepoints)
- {
- hitted->type = tt_hitted->corpse_id;
- if (player == hitted)
- {
- update_log("You die.");
- memset(hitted->fov_map, ' ', world.map.length * world.map.length);
- return;
- }
- else
- {
- free(hitted->fov_map);
- hitted->fov_map = NULL;
- free(hitted->mem_map);
- hitted->mem_map = NULL;
- free_things_in_memory(hitted->t_mem);
- hitted->t_mem = NULL;
- }
- update_log("It dies.");
- }
+ decrement_lifepoints(hitted);
}
{
struct Thing * picked = NULL;
struct Thing * t_i;
+ uint8_t highest_id = 0;
for (t_i = world.things; t_i; t_i = t_i->next)
{
if (t_i != t && t_i->pos.y == t->pos.y && t_i->pos.x == t->pos.x)
{
- picked = t_i;
+ if (t_i->id >= highest_id) /* With several Things to pick, */
+ { /* pick the one with the highest ID. */
+ highest_id = t_i->id;
+ picked = t_i;
+ }
}
}
if (picked)
{
t->owns = next;
}
- t->lifepoints = t->lifepoints + tt->consumable;
+ t->satiation = t->satiation + tt->consumable > INT16_MAX ?
+ INT16_MAX : t->satiation + tt->consumable;
}
}
if (t == get_player())
playerbonus_use(no_thing, wrong_thing);
}
}
+
+
+
+extern void try_healing(struct Thing * t)
+{
+ struct ThingType * tt = get_thing_type(t->type);
+ if ( t->satiation > 0 && t->lifepoints < tt->lifepoints
+ && 0 == (rrand() % 31)
+ && get_thing_action_id_by_name(s[S_CMD_WAIT]) == t->command)
+ {
+ t->lifepoints++;
+ t->satiation = t->satiation - 32;
+ if (get_player() == t)
+ {
+ update_log("You heal.");
+ }
+ else
+ {
+ char * msg_part = " heals.";
+ uint8_t len = strlen(tt->name) + strlen(msg_part) + 1;
+ char * msg = try_malloc(len, __func__);
+ int test = sprintf(msg, "%s%s", tt->name, msg_part);
+ exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
+ update_log(msg);
+ free(msg);
+ }
+ }
+}
+
+
+
+extern void hunger(struct Thing * t)
+{
+ if (t->satiation > INT16_MIN)
+ {
+ t->satiation--;
+ }
+ struct ThingType * tt = get_thing_type(t->type);
+ uint16_t testbase = t->satiation < 0 ? -(t->satiation) : t->satiation;
+ exit_err(!(tt->lifepoints), "A thing that should not hunger is hungering.");
+ uint16_t endurance = INT16_MAX / tt->lifepoints;
+ if ((testbase / endurance) / ((rrand() % endurance) + 1))
+ {
+ if (get_player() == t)
+ {
+ update_log("You suffer from hunger.");
+ }
+ else
+ {
+ char * msg_part = " suffers from hunger.";
+ uint8_t len = strlen(tt->name) + strlen(msg_part) + 1;
+ char * msg = try_malloc(len, __func__);
+ int test = sprintf(msg, "%s%s", tt->name, msg_part);
+ exit_trouble(test < 0, __func__, s[S_FCN_SPRINTF]);
+ update_log(msg);
+ free(msg);
+ }
+ decrement_lifepoints(t);
+ }
+}