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-rw-r--r--src/config/core.h4
-rw-r--r--src/map/battle.c9
-rw-r--r--src/map/battle.h3
-rw-r--r--src/map/map.c114
-rw-r--r--src/map/map.h3
-rw-r--r--src/map/mob.c11
-rw-r--r--src/map/path.c4
-rw-r--r--src/map/skill.c6
-rw-r--r--src/map/unit.c25
-rw-r--r--src/map/unit.h1
10 files changed, 149 insertions, 31 deletions
diff --git a/src/config/core.h b/src/config/core.h
index f80cdd3f7..dc0354f42 100644
--- a/src/config/core.h
+++ b/src/config/core.h
@@ -35,8 +35,8 @@
//#define STATS_OPT_OUT
/// Uncomment to enable the Cell Stack Limit mod.
-/// It's only config is the battle_config cell_stack_limit.
-/// Only chars affected are those defined in BL_CHAR (mobs and players currently)
+/// It's only config is the battle_config custom_cell_stack_limit.
+/// Only chars affected are those defined in BL_CHAR
//#define CELL_NOSTACK
/// Uncomment to enable circular area checks.
diff --git a/src/map/battle.c b/src/map/battle.c
index 903414f90..66926e037 100644
--- a/src/map/battle.c
+++ b/src/map/battle.c
@@ -6639,7 +6639,8 @@ static const struct battle_data {
{ "bone_drop", &battle_config.bone_drop, 0, 0, 2, },
{ "buyer_name", &battle_config.buyer_name, 1, 0, 1, },
{ "skill_wall_check", &battle_config.skill_wall_check, 1, 0, 1, },
- { "cell_stack_limit", &battle_config.cell_stack_limit, 1, 1, 255, },
+ { "official_cell_stack_limit", &battle_config.official_cell_stack_limit, 1, 1, 255, },
+ { "custom_cell_stack_limit", &battle_config.custom_cell_stack_limit, 1, 1, 255, },
{ "dancing_weaponswitch_fix", &battle_config.dancing_weaponswitch_fix, 1, 0, 1, },
// eAthena additions
@@ -7108,9 +7109,9 @@ void battle_adjust_conf(void) {
#endif
-#ifndef CELL_NOSTACK
- if (battle_config.cell_stack_limit != 1)
- ShowWarning("Battle setting 'cell_stack_limit' takes no effect as this server was compiled without Cell Stack Limit support (CELL_NOSTACK).\n");
+#ifndef CELL_NOSTACK
+ if (battle_config.custom_cell_stack_limit != 1)
+ ShowWarning("Battle setting 'custom_cell_stack_limit' takes no effect as this server was compiled without Cell Stack Limit support.\n");
#endif
}
diff --git a/src/map/battle.h b/src/map/battle.h
index 7633691a8..cef54f42a 100644
--- a/src/map/battle.h
+++ b/src/map/battle.h
@@ -381,7 +381,8 @@ struct Battle_Config {
int allow_skill_without_day; // [Komurka]
int allow_es_magic_pc; // [Skotlex]
int skill_wall_check; // [Skotlex]
- int cell_stack_limit; // [Skotlex]
+ int official_cell_stack_limit; // [Playtester]
+ int custom_cell_stack_limit; // [Skotlex]
int skill_caster_check; // [Skotlex]
int sc_castcancel; // [Skotlex]
int pc_sc_def_rate; // [Skotlex]
diff --git a/src/map/map.c b/src/map/map.c
index bb3b17822..b3efe7c57 100644
--- a/src/map/map.c
+++ b/src/map/map.c
@@ -395,9 +395,11 @@ int map_moveblock(struct block_list *bl, int x1, int y1, int64 tick) {
/*==========================================
* Counts specified number of objects on given cell.
+ * flag:
+ * 0x1 - only count standing units
* TODO: merge with bl_getall_area
*------------------------------------------*/
-int map_count_oncell(int16 m, int16 x, int16 y, int type) {
+int map_count_oncell(int16 m, int16 x, int16 y, int type, int flag) {
int bx,by;
struct block_list *bl;
int count = 0;
@@ -410,13 +412,27 @@ int map_count_oncell(int16 m, int16 x, int16 y, int type) {
if (type&~BL_MOB)
for( bl = map->list[m].block[bx+by*map->list[m].bxs] ; bl != NULL ; bl = bl->next )
- if(bl->x == x && bl->y == y && bl->type&type)
- count++;
+ if(bl->x == x && bl->y == y && bl->type&type) {
+ if(flag&1) {
+ struct unit_data *ud = unit->bl2ud(bl);
+ if(!ud || ud->walktimer == INVALID_TIMER)
+ count++;
+ } else {
+ count++;
+ }
+ }
if (type&BL_MOB)
for( bl = map->list[m].block_mob[bx+by*map->list[m].bxs] ; bl != NULL ; bl = bl->next )
- if(bl->x == x && bl->y == y)
- count++;
+ if(bl->x == x && bl->y == y) {
+ if(flag&1) {
+ struct unit_data *ud = unit->bl2ud(bl);
+ if(!ud || ud->walktimer == INVALID_TIMER)
+ count++;
+ } else {
+ count++;
+ }
+ }
return count;
}
@@ -1379,7 +1395,7 @@ int map_searchrandfreecell(int16 m,int16 *x,int16 *y,int stack) {
if(map->getcell(m,j+*x,i+*y,CELL_CHKNOPASS) && !map->getcell(m,j+*x,i+*y,CELL_CHKICEWALL))
continue;
//Avoid item stacking to prevent against exploits. [Skotlex]
- if(stack && map->count_oncell(m,j+*x,i+*y, BL_ITEM) > stack)
+ if(stack && map->count_oncell(m,j+*x,i+*y, BL_ITEM, 0) > stack)
continue;
free_cells[free_cell][0] = j+*x;
free_cells[free_cell++][1] = i+*y;
@@ -1472,6 +1488,85 @@ int map_search_freecell(struct block_list *src, int16 m, int16 *x,int16 *y, int1
return 0;
}
+/*==========================================
+ * Locates the closest, walkable cell with no blocks of a certain type on it
+ * Returns true on success and sets x and y to cell found.
+ * Otherwise returns false and x and y are not changed.
+ * type: Types of block to count
+ * flag:
+ * 0x1 - only count standing units
+ *------------------------------------------*/
+bool map_closest_freecell(int16 m, int16 *x, int16 *y, int type, int flag)
+{
+ uint8 dir = 6;
+ int16 tx = *x;
+ int16 ty = *y;
+ int costrange = 10;
+
+ if(!map->count_oncell(m, tx, ty, type, flag))
+ return true; //Current cell is free
+
+ //Algorithm only works up to costrange of 34
+ while(costrange <= 34) {
+ short dx = dirx[dir];
+ short dy = diry[dir];
+
+ //Linear search
+ if(dir%2 == 0 && costrange%MOVE_COST == 0) {
+ tx = *x+dx*(costrange/MOVE_COST);
+ ty = *y+dy*(costrange/MOVE_COST);
+ if(!map->count_oncell(m, tx, ty, type, flag) && map->getcell(m,tx,ty,CELL_CHKPASS)) {
+ *x = tx;
+ *y = ty;
+ return true;
+ }
+ }
+ //Full diagonal search
+ else if(dir%2 == 1 && costrange%MOVE_DIAGONAL_COST == 0) {
+ tx = *x+dx*(costrange/MOVE_DIAGONAL_COST);
+ ty = *y+dy*(costrange/MOVE_DIAGONAL_COST);
+ if(!map->count_oncell(m, tx, ty, type, flag) && map->getcell(m,tx,ty,CELL_CHKPASS)) {
+ *x = tx;
+ *y = ty;
+ return true;
+ }
+ }
+ //One cell diagonal, rest linear (TODO: Find a better algorithm for this)
+ else if(dir%2 == 1 && costrange%MOVE_COST == 4) {
+ tx = *x+dx*((dir%4==3)?(costrange/MOVE_COST):1);
+ ty = *y+dy*((dir%4==1)?(costrange/MOVE_COST):1);
+ if(!map->count_oncell(m, tx, ty, type, flag) && map->getcell(m,tx,ty,CELL_CHKPASS)) {
+ *x = tx;
+ *y = ty;
+ return true;
+ }
+ tx = *x+dx*((dir%4==1)?(costrange/MOVE_COST):1);
+ ty = *y+dy*((dir%4==3)?(costrange/MOVE_COST):1);
+ if(!map->count_oncell(m, tx, ty, type, flag) && map->getcell(m,tx,ty,CELL_CHKPASS)) {
+ *x = tx;
+ *y = ty;
+ return true;
+ }
+ }
+
+ //Get next direction
+ if (dir == 5) {
+ //Diagonal search complete, repeat with higher cost range
+ if(costrange == 14) costrange += 6;
+ else if(costrange == 28 || costrange >= 38) costrange += 2;
+ else costrange += 4;
+ dir = 6;
+ } else if (dir == 4) {
+ //Linear search complete, switch to diagonal directions
+ dir = 7;
+ } else {
+ dir = (dir+2)%8;
+ }
+ }
+
+ return false;
+}
+
/*==========================================
* Add an item to location (m,x,y)
* Parameters
@@ -2592,21 +2687,21 @@ int map_getcellp(struct map_data* m,int16 x,int16 y,cell_chk cellchk) {
// special checks
case CELL_CHKPASS:
#ifdef CELL_NOSTACK
- if (cell.cell_bl >= battle_config.cell_stack_limit) return 0;
+ if (cell.cell_bl >= battle_config.custom_cell_stack_limit) return 0;
#endif
case CELL_CHKREACH:
return (cell.walkable);
case CELL_CHKNOPASS:
#ifdef CELL_NOSTACK
- if (cell.cell_bl >= battle_config.cell_stack_limit) return 1;
+ if (cell.cell_bl >= battle_config.custom_cell_stack_limit) return 1;
#endif
case CELL_CHKNOREACH:
return (!cell.walkable);
case CELL_CHKSTACK:
#ifdef CELL_NOSTACK
- return (cell.cell_bl >= battle_config.cell_stack_limit);
+ return (cell.cell_bl >= battle_config.custom_cell_stack_limit);
#else
return 0;
#endif
@@ -6000,6 +6095,7 @@ void map_defaults(void) {
// search and creation
map->get_new_object_id = map_get_new_object_id;
map->search_freecell = map_search_freecell;
+ map->closest_freecell = map_closest_freecell;
//
map->quit = map_quit;
// npc
diff --git a/src/map/map.h b/src/map/map.h
index 5468016b4..1766220af 100644
--- a/src/map/map.h
+++ b/src/map/map.h
@@ -917,11 +917,12 @@ struct map_interface {
int (*delblock) (struct block_list* bl);
int (*moveblock) (struct block_list *bl, int x1, int y1, int64 tick);
//blocklist nb in one cell
- int (*count_oncell) (int16 m,int16 x,int16 y,int type);
+ int (*count_oncell) (int16 m,int16 x,int16 y,int type,int flag);
struct skill_unit * (*find_skill_unit_oncell) (struct block_list* target,int16 x,int16 y,uint16 skill_id,struct skill_unit* out_unit, int flag);
// search and creation
int (*get_new_object_id) (void);
int (*search_freecell) (struct block_list *src, int16 m, int16 *x, int16 *y, int16 rx, int16 ry, int flag);
+ bool (*closest_freecell) (int16 m, int16 *x, int16 *y, int type, int flag);
//
int (*quit) (struct map_session_data *sd);
// npc
diff --git a/src/map/mob.c b/src/map/mob.c
index 23706d293..c05f4c4a2 100644
--- a/src/map/mob.c
+++ b/src/map/mob.c
@@ -1303,6 +1303,10 @@ int mob_unlocktarget(struct mob_data *md, int64 tick) {
md->ud.target_to = 0;
unit->set_target(&md->ud, 0);
}
+ if(map->count_oncell(md->bl.m, md->bl.x, md->bl.y, BL_CHAR|BL_NPC, 1) > battle_config.official_cell_stack_limit) {
+ unit->walktoxy(&md->bl, md->bl.x, md->bl.y, 8);
+ }
+
return 0;
}
/*==========================================
@@ -1330,7 +1334,7 @@ int mob_randomwalk(struct mob_data *md, int64 tick) {
x+=md->bl.x;
y+=md->bl.y;
- if(((x != md->bl.x) || (y != md->bl.y)) && map->getcell(md->bl.m,x,y,CELL_CHKPASS) && unit->walktoxy(&md->bl,x,y,0)){
+ if(((x != md->bl.x) || (y != md->bl.y)) && map->getcell(md->bl.m,x,y,CELL_CHKPASS) && unit->walktoxy(&md->bl,x,y,8)){
break;
}
}
@@ -1429,8 +1433,9 @@ bool mob_ai_sub_hard(struct mob_data *md, int64 tick) {
//No valid target
if (mob->warpchase(md, tbl))
return true; //Chasing this target.
- if(md->ud.walktimer != INVALID_TIMER && (!can_move || md->ud.walkpath.path_pos <= battle_config.mob_chase_refresh))
- return true; //Walk at least "mob_chase_refresh" cells before dropping the target
+ if(md->ud.walktimer != INVALID_TIMER && (!can_move || md->ud.walkpath.path_pos <= battle_config.mob_chase_refresh)
+ && (tbl || md->ud.walkpath.path_pos == 0))
+ return true; //Walk at least "mob_chase_refresh" cells before dropping the target unless target is non-existent
mob_unlocktarget(md, tick); //Unlock target
tbl = NULL;
}
diff --git a/src/map/path.c b/src/map/path.c
index d8096ad43..9aeb108fa 100644
--- a/src/map/path.c
+++ b/src/map/path.c
@@ -248,12 +248,8 @@ bool path_search(struct walkpath_data *wpd, int16 m, int16 x0, int16 y0, int16 x
return false;
md = &map->list[m];
-#ifdef CELL_NOSTACK
//Do not check starting cell as that would get you stuck.
- if (x0 < 0 || x0 >= md->xs || y0 < 0 || y0 >= md->ys)
-#else
if (x0 < 0 || x0 >= md->xs || y0 < 0 || y0 >= md->ys /*|| md->getcellp(md,x0,y0,cell)*/)
-#endif
return false;
// Check destination cell
diff --git a/src/map/skill.c b/src/map/skill.c
index 992b72857..a51dec868 100644
--- a/src/map/skill.c
+++ b/src/map/skill.c
@@ -6948,7 +6948,7 @@ int skill_castend_nodamage_id(struct block_list *src, struct block_list *bl, uin
}
clif->skill_nodamage(src,bl,TK_HIGHJUMP,skill_lv,1);
- if(!map->count_oncell(src->m,x,y,BL_PC|BL_NPC|BL_MOB) && map->getcell(src->m,x,y,CELL_CHKREACH)) {
+ if(!map->count_oncell(src->m,x,y,BL_PC|BL_NPC|BL_MOB,0) && map->getcell(src->m,x,y,CELL_CHKREACH)) {
clif->slide(src,x,y);
unit->movepos(src, x, y, 1, 0);
}
@@ -10385,7 +10385,7 @@ int skill_castend_pos2(struct block_list* src, int x, int y, uint16 skill_id, ui
// Plant Cultivation [Celest]
case CR_CULTIVATION:
if (sd) {
- if( map->count_oncell(src->m,x,y,BL_CHAR) > 0 ) {
+ if( map->count_oncell(src->m,x,y,BL_CHAR,0) > 0 ) {
clif->skill_fail(sd,skill_id,USESKILL_FAIL_LEVEL,0);
return 1;
}
@@ -11588,7 +11588,7 @@ int skill_unit_onplace_timer(struct skill_unit *src, struct block_list *bl, int6
ts->tick = tick+sg->interval;
if ((skill_id==CR_GRANDCROSS || skill_id==NPC_GRANDDARKNESS) && !battle_config.gx_allhit)
- ts->tick += sg->interval*(map->count_oncell(bl->m,bl->x,bl->y,BL_CHAR)-1);
+ ts->tick += sg->interval*(map->count_oncell(bl->m,bl->x,bl->y,BL_CHAR,0)-1);
}
switch (sg->unit_id) {
diff --git a/src/map/unit.c b/src/map/unit.c
index 34a9dcc24..f7b484e0c 100644
--- a/src/map/unit.c
+++ b/src/map/unit.c
@@ -197,7 +197,7 @@ int unit_step_timer(int tid, int64 tick, int id, intptr_t data)
}
if(ud->stepskill_id == 0) {
//Execute normal attack
- unit->attack(bl, tbl->id, ud->state.attack_continue);
+ unit->attack(bl, tbl->id, (ud->state.attack_continue) + 2);
} else {
//Execute non-ground skill
unit->skilluse_id(bl, tbl->id, ud->stepskill_id, ud->stepskill_lv);
@@ -439,6 +439,16 @@ int unit_walktoxy_timer(int tid, int64 tick, int id, intptr_t data) {
//Stopped walking. Update to_x and to_y to current location [Skotlex]
ud->to_x = bl->x;
ud->to_y = bl->y;
+
+ if(map->count_oncell(bl->m, x, y, BL_CHAR|BL_NPC, 1) > battle_config.official_cell_stack_limit) {
+ //Walked on occupied cell, call unit_walktoxy again
+ if(ud->steptimer != INVALID_TIMER) {
+ //Execute step timer on next step instead
+ timer->delete(ud->steptimer, unit_step_timer);
+ ud->steptimer = INVALID_TIMER;
+ }
+ return unit->walktoxy(bl, x, y, 8);
+ }
}
return 0;
}
@@ -456,6 +466,7 @@ int unit_delay_walktoxy_timer(int tid, int64 tick, int id, intptr_t data) {
//&1 -> 1/0 = easy/hard
//&2 -> force walking
//&4 -> Delay walking if the reason you can't walk is the canwalk delay
+//&8 -> Search for an unoccupied cell and cancel if none available
int unit_walktoxy( struct block_list *bl, short x, short y, int flag)
{
struct unit_data* ud = NULL;
@@ -468,6 +479,9 @@ int unit_walktoxy( struct block_list *bl, short x, short y, int flag)
if( ud == NULL) return 0;
+ if ((flag&8) && !map->closest_freecell(bl->m, &x, &y, BL_CHAR|BL_NPC, 1)) //This might change x and y
+ return 0;
+
if (!path->search(&wpd, bl->m, bl->x, bl->y, x, y, flag&1, CELL_CHKNOPASS)) // Count walk path cells
return 0;
@@ -654,7 +668,7 @@ bool unit_run( struct block_list *bl, struct map_session_data *sd, enum sc_type
break;
//if sprinting and there's a PC/Mob/NPC, block the path [Kevin]
- if( map->count_oncell(bl->m, to_x+dir_x, to_y+dir_y, BL_PC|BL_MOB|BL_NPC) )
+ if( map->count_oncell(bl->m, to_x+dir_x, to_y+dir_y, BL_PC|BL_MOB|BL_NPC, 0) )
break;
to_x += dir_x;
@@ -1792,6 +1806,7 @@ int unit_unattackable(struct block_list *bl)
struct unit_data *ud = unit->bl2ud(bl);
if (ud) {
ud->state.attack_continue = 0;
+ ud->state.step_attack = 0;
unit->set_target(ud, 0);
}
@@ -1838,7 +1853,8 @@ int unit_attack(struct block_list *src,int target_id,int continuous) {
unit->unattackable(src);
return 1;
}
- ud->state.attack_continue = continuous;
+ ud->state.attack_continue = (continuous&1)?1:0;
+ ud->state.step_attack = (continuous&2)?1:0;
unit->set_target(ud, target_id);
range = status_get_range(src);
@@ -2064,7 +2080,8 @@ int unit_attack_timer_sub(struct block_list* src, int tid, int64 tick) {
sstatus = status->get_status_data(src);
range = sstatus->rhw.range;
- if( unit->is_walking(target) && (target->type == BL_PC || !map->getcell(target->m,target->x,target->y,CELL_CHKICEWALL)) )
+ if( (unit_is_walking(target) || ud->state.step_attack)
+ && (target->type == BL_PC || !map->getcell(target->m,target->x,target->y,CELL_CHKICEWALL)) )
range++; // Extra range when chasing (does not apply to mobs locked in an icewall)
if(sd && !check_distance_client_bl(src,target,range)) {
diff --git a/src/map/unit.h b/src/map/unit.h
index d107992dd..881fa16f4 100644
--- a/src/map/unit.h
+++ b/src/map/unit.h
@@ -43,6 +43,7 @@ struct unit_data {
unsigned change_walk_target : 1 ;
unsigned skillcastcancel : 1 ;
unsigned attack_continue : 1 ;
+ unsigned step_attack : 1;
unsigned walk_easy : 1 ;
unsigned running : 1;
unsigned speed_changed : 1;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-29 01:22:42 +0000