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Fixed bugreport:3574 Ice Walls finally are able to stop mobs chasing caster, and they now act as walls meaning mobs will not turn around to attack you unless they were already chasing you

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git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@15777 54d463be-8e91-2dee-dedb-b68131a5f0ec
This commit is contained in:
shennetsind 2012-03-23 07:57:51 +00:00
parent 878c8cfe07
commit 754dfd12ed
4 changed files with 79 additions and 41 deletions
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6
src/map/map.c
View File

@ -2493,13 +2493,13 @@ int map_getcellp(struct map_data* m,int x,int y,cell_chk cellchk)
// base gat type checks
case CELL_CHKWALL:
return (!cell.walkable && !cell.shootable);
//return (map_cell2gat(cell) == 1);
case CELL_CHKWATER:
return (cell.water);
//return (map_cell2gat(cell) == 3);
case CELL_CHKCLIFF:
return (!cell.walkable && cell.shootable);
//return (map_cell2gat(cell) == 5);
// base cell type checks
case CELL_CHKNPC:

7
src/map/map.h
View File

@ -540,6 +540,13 @@ struct map_data {
int jexp; // map experience multiplicator
int bexp; // map experience multiplicator
int nocommand; //Blocks @/# commands for non-gms. [Skotlex]
/**
* Ice wall reference counter for bugreport:3574
* - since there are a thounsand mobs out there in a lot of maps checking on,
* - every targetting for icewall on attack path would just be a waste, so,
* - this counter allows icewall checking be only run when there is a actual ice wall on the map
**/
int icewall_num;
// Instance Variables
int instance_id;
int instance_src_map;

4
src/map/mob.c
View File

@ -1016,7 +1016,9 @@ static int mob_ai_sub_hard_activesearch(struct block_list *bl,va_list ap)
dist = distance_bl(&md->bl, bl);
if(
((*target) == NULL || !check_distance_bl(&md->bl, *target, dist)) &&
battle_check_range(&md->bl,bl,md->db->range2)
battle_check_range(&md->bl,bl,md->db->range2) && ( map[bl->m].icewall_num && (
check_distance_bl(&md->bl, bl, status_get_range(&md->bl) ) ||
path_search_long(NULL,bl->m,md->bl.x,md->bl.y,bl->x,bl->y,CELL_CHKICEWALL) ) )
) { //Pick closest target?
(*target) = bl;
md->target_id=bl->id;

39
src/map/skill.c
View File

@ -9385,7 +9385,29 @@ static bool skill_dance_switch(struct skill_unit* unit, int flag)
return true;
}
/**
* Upon Ice Wall cast it checks all nearby mobs to find any who may be blocked by the IW
**/
static int skill_icewall_block(struct block_list *bl,va_list ap) {
struct block_list *src;
struct mob_data *md = ((TBL_MOB*)bl);
nullpo_ret(bl);
src = va_arg(ap,struct block_list *);
nullpo_ret(src);
nullpo_ret(md);
if( md->target_id != src->id
|| check_distance_bl(bl, src, status_get_range(bl) )
|| path_search_long(NULL,bl->m,bl->x,bl->y,src->x,src->y,CELL_CHKICEWALL) )
return 0;
mob_unlocktarget(md,gettick());
return 0;
}
/*==========================================
* Initializes and sets a ground skill.
* flag&1 is used to determine when the skill 'morphs' (Warp portal becomes active, or Fire Pillar becomes active)
@ -9796,9 +9818,15 @@ struct skill_unit_group* skill_unitsetting (struct block_list *src, short skilli
return NULL;
}
if (skillid == NJ_TATAMIGAESHI) //Store number of tiles.
//success, unit created.
switch( skillid ) {
case WZ_ICEWALL: //Store number of tiles.
map_foreachinrange(skill_icewall_block, src, AREA_SIZE, BL_MOB, src);
break;
case NJ_TATAMIGAESHI: //Store number of tiles.
group->val1 = group->alive_count;
break;
}
return group;
}
@ -13234,6 +13262,7 @@ struct skill_unit *skill_initunit (struct skill_unit_group *group, int idx, int
map_setgatcell(unit->bl.m,unit->bl.x,unit->bl.y,5);
clif_changemapcell(0,unit->bl.m,unit->bl.x,unit->bl.y,5,AREA);
skill_unitsetmapcell(unit,WZ_ICEWALL,group->skill_lv,CELL_ICEWALL,true);
map[unit->bl.m].icewall_num++;
break;
case SA_LANDPROTECTOR:
skill_unitsetmapcell(unit,SA_LANDPROTECTOR,group->skill_lv,CELL_LANDPROTECTOR,true);
@ -13278,8 +13307,7 @@ int skill_delunit (struct skill_unit* unit)
// perform ondelete actions
switch (group->skill_id) {
case HT_ANKLESNARE:
{
case HT_ANKLESNARE: {
struct block_list* target = map_id2bl(group->val2);
if( target )
status_change_end(target, SC_ANKLE, INVALID_TIMER);
@ -13289,6 +13317,7 @@ int skill_delunit (struct skill_unit* unit)
map_setgatcell(unit->bl.m,unit->bl.x,unit->bl.y,unit->val2);
clif_changemapcell(0,unit->bl.m,unit->bl.x,unit->bl.y,unit->val2,ALL_SAMEMAP); // hack to avoid clientside cell bug
skill_unitsetmapcell(unit,WZ_ICEWALL,group->skill_lv,CELL_ICEWALL,false);
map[unit->bl.m].icewall_num--;
break;
case SA_LANDPROTECTOR:
skill_unitsetmapcell(unit,SA_LANDPROTECTOR,group->skill_lv,CELL_LANDPROTECTOR,false);
@ -13300,8 +13329,8 @@ int skill_delunit (struct skill_unit* unit)
struct block_list* target = map_id2bl(group->val2);
if( target )
status_change_end(target, SC_ELECTRICSHOCKER, -1);
break;
}
break;
case SC_MAELSTROM:
skill_unitsetmapcell(unit,SC_MAELSTROM,group->skill_lv,CELL_MAELSTROM,false);
break;