- Implemented use of ers for skill_unit_groups to reduce memory usage. NEEDS TESTING

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@5991 54d463be-8e91-2dee-dedb-b68131a5f0ec

1 files changed, 92 insertions, 81 deletions

diff --git a/src/map/skill.c b/src/map/skill.c
index f0964ec01..e60bea290 100644
--- a/src/map/skill.c
+++ b/src/map/skill.c
@@ -12,6 +12,7 @@
 #include "../common/malloc.h"

 #include "../common/showmsg.h"

 #include "../common/grfio.h"

+#include "../common/ers.h"

 

 #include "skill.h"

 #include "map.h"

@@ -35,7 +36,6 @@
 //Guild Skills are shifted to these to make them stick into the skill array.

 #define GD_SKILLRANGEMIN 900

 #define GD_SKILLRANGEMAX GD_SKILLRANGEMIN+MAX_GUILDSKILL

-#define swap(x,y) { int t; t = x; x = y; y = t; }

 

 int skill_names_id[MAX_SKILL_DB];

 const struct skill_name_db skill_names[] = {

@@ -610,6 +610,8 @@ const struct skill_name_db skill_names[] = {
 static const int dirx[8]={0,-1,-1,-1,0,1,1,1};

 static const int diry[8]={1,1,0,-1,-1,-1,0,1};

 

+

+static struct eri *skill_unit_ers = NULL; //For handling skill_unit's [Skotlex]

 /* ƒXƒLƒ‹ƒf?ƒ^ƒx?ƒX */

 struct skill_db skill_db[MAX_SKILL_DB];

 

@@ -5803,8 +5805,8 @@ int skill_castend_pos( int tid, unsigned int tick, int id,int data )
 			(maxcount = skill_get_maxcount(ud->skillid)) > 0

 		  ) {

 			int i;

-			for(i=0;i<MAX_SKILLUNITGROUP && maxcount;i++) {

-				if(ud->skillunit[i].alive_count > 0 && ud->skillunit[i].skill_id == ud->skillid)

+			for(i=0;i<MAX_SKILLUNITGROUP && ud->skillunit[i] && maxcount;i++) {

+				if(ud->skillunit[i]->skill_id == ud->skillid)

 					maxcount--;

 			}

 			if(!maxcount)

@@ -6229,8 +6231,8 @@ int skill_castend_map( struct map_session_data *sd,int skill_num, const char *ma
 			p[3] = &sd->status.memo_point[2];

 

 			if((maxcount = skill_get_maxcount(skill_num)) > 0) {

-				for(i=0;i<MAX_SKILLUNITGROUP && maxcount;i++) {

-					if(sd->ud.skillunit[i].alive_count > 0 && sd->ud.skillunit[i].skill_id == skill_num)

+				for(i=0;i<MAX_SKILLUNITGROUP && sd->ud.skillunit[i] && maxcount;i++) {

+					if(sd->ud.skillunit[i]->skill_id == skill_num)

 						maxcount--;

 				}

 				if(!maxcount) {

@@ -6598,7 +6600,7 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 	struct skill_unit_group *sg;

 	struct block_list *ss;

 	struct status_change *sc;

-	int type;

+	int type,skillid;

 

 	nullpo_retr(0, src);

 	nullpo_retr(0, bl);

@@ -6622,7 +6624,7 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 		return 0; //Hidden characters are inmune to AoE skills except Heaven's Drive. [Skotlex]

 	

 	type = SkillStatusChangeTable[sg->skill_id];

-

+	skillid = sg->skill_id; //In case the group is deleted, we need to return the correct skill id, still.

 	switch (sg->unit_id) {

 	case UNT_SAFETYWALL:

 		//TODO: Find a more reliable way to handle the link to sg, this could cause dangling pointers. [Skotlex]

@@ -6637,7 +6639,7 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 				&& sd->ud.to_x == src->bl.x && sd->ud.to_y == src->bl.y) {

 				if (pc_setpos(sd,sg->val3,sg->val2>>16,sg->val2&0xffff,3) == 0) {

 					if (--sg->val1<=0 || sg->src_id == bl->id)

-						skill_delunitgroup(sg);

+						skill_delunitgroup(NULL, sg);

 				}

 			}

 		} else if(battle_config.mob_warpportal && bl->type != BL_PET)

@@ -6686,12 +6688,12 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 		if (sc && sc->data[type].timer==-1)

 			sc_start4(bl,type,100,sg->skill_lv,sg->val1,sg->val2,0,sg->limit);

 		break;

-

+/* Basilica does not knocks back...

 	case UNT_BASILICA:

 		if (!(status_get_mode(bl)&MD_BOSS) && battle_check_target(&src->bl,bl,BCT_ENEMY)>0)

 			skill_blown(&src->bl,bl,1);

 		break;

-

+*/

 	case UNT_FOGWALL:

 		if (sc && sc->data[type].timer==-1)

 		{

@@ -6713,7 +6715,7 @@ int skill_unit_onplace(struct skill_unit *src,struct block_list *bl,unsigned int
 		break;

 	}	

 

-	return sg->skill_id;

+	return skillid;

 }

 

 /*==========================================

@@ -6728,7 +6730,7 @@ int skill_unit_onplace_timer(struct skill_unit *src,struct block_list *bl,unsign
 	int splash_count=0;

 	struct status_change *tsc, *sc;

 	struct skill_unit_group_tickset *ts;

-	int type;

+	int type, skillid;

 	int diff=0;

 

 	nullpo_retr(0, src);

@@ -6743,6 +6745,7 @@ int skill_unit_onplace_timer(struct skill_unit *src,struct block_list *bl,unsign
 	sc = status_get_sc(ss); //For magic power. 

 	tsc = status_get_sc(bl);

 	type = SkillStatusChangeTable[sg->skill_id];

+	skillid = sg->skill_id;

 

 	if (sg->interval == -1) {

 		switch (sg->unit_id) {

@@ -6765,7 +6768,7 @@ int skill_unit_onplace_timer(struct skill_unit *src,struct block_list *bl,unsign
 		ts->tick = tick+sg->interval;

 		

 		// GX‚Í?d‚È‚Á‚Ä‚¢‚½‚ç3HIT‚µ‚È‚¢

-		if ((sg->skill_id==CR_GRANDCROSS || sg->skill_id==NPC_GRANDDARKNESS) && !battle_config.gx_allhit)

+		if ((skillid==CR_GRANDCROSS || skillid==NPC_GRANDDARKNESS) && !battle_config.gx_allhit)

 			ts->tick += sg->interval*(map_count_oncell(bl->m,bl->x,bl->y,0)-1);

 	}

 	//Temporarily set magic power to have it take effect. [Skotlex]

@@ -6817,7 +6820,7 @@ int skill_unit_onplace_timer(struct skill_unit *src,struct block_list *bl,unsign
 					sg->val1--;	// ?V‹K‚É“ü‚Á‚½ƒ†ƒjƒbƒg‚¾‚¯ƒJƒEƒ“ƒg

 			}

 			if (sg->val1 <= 0)

-				skill_delunitgroup(sg);

+				skill_delunitgroup(NULL,sg);

 			break;

 		}

 

@@ -6835,8 +6838,8 @@ int skill_unit_onplace_timer(struct skill_unit *src,struct block_list *bl,unsign
 		break;

 

 	case UNT_FIREPILLAR_WAITING:

-		skill_delunit(src);

 		skill_unitsetting(ss,sg->skill_id,sg->skill_lv,src->bl.x,src->bl.y,1);

+		skill_delunit(src);

 		break;

 

 	case UNT_FIREPILLAR_ACTIVE:

@@ -7066,13 +7069,13 @@ int skill_unit_onplace_timer(struct skill_unit *src,struct block_list *bl,unsign
 			int target = md->target_id;

 			if (ss->type == BL_PC)

 				md->target_id = ss->id;

-			mobskill_use(md, tick, MSC_SKILLUSED|(sg->skill_id << 16));

+			mobskill_use(md, tick, MSC_SKILLUSED|(skillid << 16));

 			md->target_id = target;

 		} else

-			mobskill_use(md, tick, MSC_SKILLUSED|(sg->skill_id << 16));

+			mobskill_use(md, tick, MSC_SKILLUSED|(skillid << 16));

 	}

 

-	return sg->skill_id;

+	return skillid;

 }

 /*==========================================

  * ƒXƒLƒ‹ƒ†ƒjƒbƒg‚©‚ç—£?‚·‚é(‚à‚µ‚­‚Í‚µ‚Ä‚¢‚é)?ê?‡

@@ -7321,7 +7324,7 @@ int skill_unit_ondamaged(struct skill_unit *src,struct block_list *bl,
 	nullpo_retr(0, sg=src->group);

 

 	if (skill_get_inf2(sg->skill_id)&INF2_TRAP && damage > 0)

-		skill_delunitgroup(sg);

+		skill_delunitgroup(NULL,sg);

 	else 

 	switch(sg->unit_id){

 	case UNT_ICEWALL:

@@ -8926,14 +8929,14 @@ int skill_clear_element_field(struct block_list *bl)
 	nullpo_retr(0, bl);

 	if (!ud) return 0;

 	

-	for (i=0;i<MAX_SKILLUNITGROUP;i++) {

-		switch (ud->skillunit[i].skill_id) {

+	for (i=0;i<MAX_SKILLUNITGROUP && ud->skillunit[i];i++) {

+		switch (ud->skillunit[i]->skill_id) {

 			case SA_DELUGE:

 			case SA_VOLCANO:

 			case SA_VIOLENTGALE:

 			case SA_LANDPROTECTOR:

 			case NJ_SUITON:

-				skill_delunitgroup(&ud->skillunit[i]);

+				skill_delunitgroup(bl, ud->skillunit[i]);

 		}

 	}

 	return 1;

@@ -8950,14 +8953,14 @@ struct skill_unit_group *skill_locate_element_field(struct block_list *bl)
 	nullpo_retr(0, bl);

 	if (!ud) return NULL;

 

-	for (i=0;i<MAX_SKILLUNITGROUP;i++) {

-		switch (ud->skillunit[i].skill_id) {

+	for (i=0;i<MAX_SKILLUNITGROUP && ud->skillunit[i];i++) {

+		switch (ud->skillunit[i]->skill_id) {

 			case SA_DELUGE:

 			case SA_VOLCANO:

 			case SA_VIOLENTGALE:

 			case SA_LANDPROTECTOR:

 			case NJ_SUITON:

-				return &ud->skillunit[i];

+				return ud->skillunit[i];

 		}

 	}

 	return NULL;

@@ -9058,7 +9061,7 @@ int skill_ganbatein(struct block_list *bl, va_list ap )
 	

 	if (unit->group->skill_id == SA_LANDPROTECTOR)

 		skill_delunit(unit);

-	else skill_delunitgroup(unit->group);

+	else skill_delunitgroup(NULL, unit->group);

 

 	return 1;

 }

@@ -9246,7 +9249,7 @@ void skill_stop_dancing(struct block_list *src)
 	}

 

 	if (group)

-		skill_delunitgroup(group);

+		skill_delunitgroup(NULL, group);

 		

 	if (dsd)

 	{

@@ -9348,7 +9351,7 @@ int skill_delunit(struct skill_unit *unit)
 	unit->alive=0;

 	map_delobjectnofree(unit->bl.id);

 	if(--group->alive_count==0)

-		skill_delunitgroup(group);

+		skill_delunitgroup(NULL, group);

 

 	return 0;

 }

@@ -9369,30 +9372,23 @@ struct skill_unit_group *skill_initunitgroup(struct block_list *src,
 	nullpo_retr(NULL, src);

 	nullpo_retr(NULL, ud);

 	

-	if(ud->skillunit){

-		for(i=0;i<MAX_SKILLUNITGROUP;i++)	/* ‹ó‚¢‚Ä‚¢‚é‚à‚Ì??õ */

-			if(ud->skillunit[i].group_id==0){

-				group=&ud->skillunit[i];

-				break;

-			}

-

-		if(group==NULL){	/* ‹ó‚¢‚Ä‚È‚¢‚̂Ō¢‚à‚Ì??õ */

-			int j=0;

-			unsigned maxdiff=0,x,tick=gettick();

-			for(i=0;i<MAX_SKILLUNITGROUP;i++)

-				if((x=DIFF_TICK(tick,ud->skillunit[i].tick))>maxdiff){

-					maxdiff=x;

-					j=i;

-				}

-			skill_delunitgroup(&ud->skillunit[j]);

-			group=&ud->skillunit[j];

-		}

-	}

-

-	if(group==NULL){

-		ShowFatalError("skill_initunitgroup: error unit group !\n");

-		exit(1);

-	}

+	for(i=0;i<MAX_SKILLUNITGROUP && ud->skillunit[i]; i++);

+	

+	if(i == MAX_SKILLUNITGROUP) {

+		int j=0;

+		unsigned maxdiff=0,x,tick=gettick();

+		for(i=0;i<MAX_SKILLUNITGROUP && ud->skillunit[i];i++)

+			if((x=DIFF_TICK(tick,ud->skillunit[i]->tick))>maxdiff){

+				maxdiff=x;

+				j=i;

+			}

+		skill_delunitgroup(src, ud->skillunit[j]);

+		//Since elements must have shifted, we use the last slot.

+		i = MAX_SKILLUNITGROUP-1;

+	}

+	if (!ud->skillunit[i])

+		ud->skillunit[i] = ers_alloc(skill_unit_ers, struct skill_unit_group);

+	group=ud->skillunit[i];

 

 	group->src_id=src->id;

 	group->party_id=status_get_party_id(src);

@@ -9439,34 +9435,36 @@ struct skill_unit_group *skill_initunitgroup(struct block_list *src,
  * ƒXƒLƒ‹ƒ†ƒjƒbƒgƒOƒ‹?ƒv?í?œ

  *------------------------------------------

  */

-int skill_delunitgroup(struct skill_unit_group *group)

+int skill_delunitgroup(struct block_list *src, struct skill_unit_group *group)

 {

-	struct block_list *src;

-	int i;

+	struct unit_data *ud;

+	int i,j;

 

 	nullpo_retr(0, group);

 	if(group->unit_count<=0)

 		return 0;

 

-	src=map_id2bl(group->src_id);

-	//ƒ_ƒ“ƒXƒXƒLƒ‹‚̓_ƒ“ƒX?ó‘Ô‚ð‰ð?œ‚·‚é

-	if(src) {

-		if (skill_get_unit_flag(group->skill_id)&UF_DANCE)

+	if (!src) src=map_id2bl(group->src_id);

+	ud = unit_bl2ud(src);	

+	if(!src || !ud) {

+		ShowError("skill_delunitgroup: Group's source not found! (src_id: %d skill_id: %d)\n", group->src_id, group->skill_id);

+		return 0;	

+	}

+	if (skill_get_unit_flag(group->skill_id)&UF_DANCE)

+	{

+		struct status_change* sc = status_get_sc(src);

+		if (sc && sc->data[SC_DANCING].timer != -1)

 		{

-			struct status_change* sc = status_get_sc(src);

-			if (sc && sc->data[SC_DANCING].timer != -1)

-			{

-				sc->data[SC_DANCING].val2 = 0 ; //This prevents status_change_end attempting to redelete the group. [Skotlex]

-				status_change_end(src,SC_DANCING,-1);

-			}

+			sc->data[SC_DANCING].val2 = 0 ; //This prevents status_change_end attempting to redelete the group. [Skotlex]

+			status_change_end(src,SC_DANCING,-1);

 		}

+	}

 

-		if (group->unit_id == UNT_GOSPEL) { //Clear Gospel [Skotlex]

-			struct status_change *sc = status_get_sc(src);

-			if(sc && sc->data[SC_GOSPEL].timer != -1) {

-				sc->data[SC_GOSPEL].val3 = 0; //Remove reference to this group. [Skotlex]

-				status_change_end(src,SC_GOSPEL,-1);

-			}

+	if (group->unit_id == UNT_GOSPEL) { //Clear Gospel [Skotlex]

+		struct status_change *sc = status_get_sc(src);

+		if(sc && sc->data[SC_GOSPEL].timer != -1) {

+			sc->data[SC_GOSPEL].val3 = 0; //Remove reference to this group. [Skotlex]

+			status_change_end(src,SC_GOSPEL,-1);

 		}

 	}

 

@@ -9484,10 +9482,20 @@ int skill_delunitgroup(struct skill_unit_group *group)
 

 	map_freeblock((struct block_list*)group->unit);	/* aFree()‚Ì‘Ö‚í‚è */

 	group->unit=NULL;

-	group->src_id=0;

 	group->group_id=0;

 	group->unit_count=0;

-	return 0;

+

+	//Locate and clear this unit from the array.

+	for (i=0; i<MAX_SKILLUNITGROUP && ud->skillunit[i]!=group; i++);

+	for (j=i; j<MAX_SKILLUNITGROUP && ud->skillunit[j]; j++);

+	j--;

+	if (i<MAX_SKILLUNITGROUP) {

+		ud->skillunit[i] = ud->skillunit[j];

+		ud->skillunit[j] = NULL;

+		ers_free(skill_unit_ers, group);

+	} else

+		ShowError("skill_delunitgroup: Group not found! (src_id: %d skill_id: %d)\n", group->src_id, group->skill_id);

+	return 1;

 }

 

 /*==========================================

@@ -9497,16 +9505,11 @@ int skill_delunitgroup(struct skill_unit_group *group)
 int skill_clear_unitgroup(struct block_list *src)

 {

 	struct unit_data *ud = unit_bl2ud(src);

-	int i;

 

-	nullpo_retr(0, src);

 	nullpo_retr(0, ud);

 

-	if(!ud) return 0;

-

-	for(i=0;i<MAX_SKILLUNITGROUP;i++)

-		if(ud->skillunit[i].group_id>0 && ud->skillunit[i].src_id == src->id)

-			skill_delunitgroup(&ud->skillunit[i]);

+	while (ud->skillunit[0])

+		skill_delunitgroup(src, ud->skillunit[0]);

 	return 1;

 }

 

@@ -9744,6 +9747,7 @@ int skill_unit_move_sub( struct block_list *bl, va_list ap )
 	}

 	if (flag&4)

 		skill_unit_onleft(skill_id,target,tick);

+

 	return 1;

 }

 

@@ -11060,7 +11064,9 @@ void skill_reload(void)
 int do_init_skill(void)

 {

 	skill_readdb();

-

+	

+	skill_unit_ers = ers_new((uint32)sizeof(struct skill_unit_group));

+	

 	if (battle_config.skill_sp_override_grffile)

 		skill_read_skillspamount();

 

@@ -11074,3 +11080,8 @@ int do_init_skill(void)
 

 	return 0;

 }

+

+int do_final_skill(void) {

+	ers_destroy(skill_unit_ers);

+	return 0;

+}