Changed Cloaking to not show an animation when it fails (thanks to Harbin for pointing it out).

And while at it, also tweaked skill_check_cloaking() to use a more readable boolean logic instead of the previous zero-nonzero.

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@11877 54d463be-8e91-2dee-dedb-b68131a5f0ec

src/map/skill.c

@@ -3745,14 +3745,17 @@ int skill_castend_nodamage_id (struct block_list *src, struct block_list *bl, in
 				if (sd) clif_walkok(sd);
 			}
 		break;
+
 	case AS_CLOAKING:
-		if(tsce)
+		if( !tsce )
-			i = status_change_end(bl, type, -1);
-		else
 			i = sc_start(bl,type,100,skilllv,skill_get_time(skillid,skilllv));
+		else
+			i = status_change_end(bl, type, -1);
+
+		if( i )
 			clif_skill_nodamage(src,bl,skillid,-1,i);
-		if (!i && sd)
+		else
-			clif_skill_fail(sd,skillid,0,0);
+			if( sd ) clif_skill_fail(sd,skillid,0,0);
 		break;
 
 	case BD_ADAPTATION:
@@ -7604,7 +7607,9 @@ int skill_check_condition(struct map_session_data* sd, short skill, short lv, in
 	if(sd->dsprate!=100)
 		sp=sp*sd->dsprate/100;
 
-	switch(skill) {
+	// perform skill-specific checks (and actions)
+	switch( skill )
+	{
 	case SA_CASTCANCEL:
 		if(sd->ud.skilltimer == -1) {
 			clif_skill_fail(sd,skill,0,0);
@@ -7762,8 +7767,8 @@ int skill_check_condition(struct map_session_data* sd, short skill, short lv, in
 			}
 		}
 		break;
+
 	case PR_BENEDICTIO:
-		{
 		if (!(type&1))
 		{	//Started casting.
 			if (skill_check_pc_partner(sd, skill, &lv, 1, 0) < 2)
@@ -7773,11 +7778,10 @@ int skill_check_condition(struct map_session_data* sd, short skill, short lv, in
 			}
 		}
 		else
-				//Should I repeat the check? If so, it would be best to only do
+			//Should I repeat the check? If so, it would be best to only do this on cast-ending. [Skotlex]
-				//this on cast-ending. [Skotlex]
 			skill_check_pc_partner(sd, skill, &lv, 1, 1);
-		}
 		break;
+
 	case AM_CANNIBALIZE:
 	case AM_SPHEREMINE:
 		if(type&1){
@@ -9124,42 +9128,45 @@ int skill_enchant_elemental_end (struct block_list *bl, int type)
 	return 0;
 }
 
-int skill_check_cloaking(struct block_list *bl, struct status_change_entry *sce)
+bool skill_check_cloaking(struct block_list *bl, struct status_change_entry *sce)
 {
-	static int dx[] = { 0, 1, 0, -1, -1,  1, 1, -1}; //optimized by Lupus
+	static int dx[] = { 0, 1, 0, -1, -1,  1, 1, -1};
 	static int dy[] = {-1, 0, 1,  0, -1, -1, 1,  1};
-	int end = 1,i;
+	bool wall = true;
+	int i;
 
-	if ((bl->type == BL_PC && battle_config.pc_cloak_check_type&1) ||
+	if( (bl->type == BL_PC && battle_config.pc_cloak_check_type&1)
-		(bl->type != BL_PC && battle_config.monster_cloak_check_type&1))
+	||	(bl->type != BL_PC && battle_config.monster_cloak_check_type&1) )
 	{	//Check for walls.
-			for (i = 0; i < 8; i++)
+		ARR_FIND( 0, 8, i, map_getcell(bl->m, bl->x+dx[i], bl->y+dy[i], CELL_CHKNOPASS) != 0 );
-			if (map_getcell(bl->m, bl->x+dx[i], bl->y+dy[i], CELL_CHKNOPASS))
+		if( i == 8 )
-			{
+			wall = false;
-				end = 0;
-				break;
 	}
-		} else
-			end = 0; //No wall check.
 		
-	if(!sce) return end; //Just report.
+	if( sce )
-	
+	{
-	if(end){
+		if( !wall )
+		{
 			if( sce->val1 < 3 ) //End cloaking.
 				status_change_end(bl, SC_CLOAKING, -1);
-		else if(sce->val4&1)
+			else
+			if( sce->val4&1 )
 			{	//Remove wall bonus
 				sce->val4&=~1;
 				status_calc_bl(bl,SCB_SPEED);
 			}
 		}
-	else if(!(sce->val4&1))
+		else
+		{
+			if( !(sce->val4&1) )
 			{	//Add wall speed bonus
 				sce->val4|=1;
 				status_calc_bl(bl,SCB_SPEED);
 			}
+		}
+	}
 
-	return end;
+	return wall;
 }
 
 /*==========================================

src/map/skill.h

@@ -246,7 +246,7 @@ int skill_autospell(struct map_session_data *md,int skillid);
 
 int skill_calc_heal(struct block_list *src, struct block_list *target, int skill_lv);
 
-int skill_check_cloaking(struct block_list *bl, struct status_change_entry *sce);
+bool skill_check_cloaking(struct block_list *bl, struct status_change_entry *sce);
 
 // ステ?タス異常
 int skill_enchant_elemental_end(struct block_list *bl, int type);

src/map/status.c

@@ -4679,7 +4679,7 @@ int status_change_start(struct block_list* bl,enum sc_type type,int rate,int val
 		//Due to the cloaking card, we have to check the wall versus to known
 		//skill level rather than the used one. [Skotlex]
 		//if (sd && val1 < 3 && skill_check_cloaking(bl,NULL))
-		if (sd && pc_checkskill(sd, AS_CLOAKING)< 3 && skill_check_cloaking(bl,NULL))
+		if( sd && pc_checkskill(sd, AS_CLOAKING) < 3 && !skill_check_cloaking(bl,NULL) )
 			return 0;
 	break;
 	case SC_MODECHANGE: