- [+] 's' = slowwalk(lf, dir). ask which dir if not given and player.

- [+] adds F_SNEAKING 
    - [+] calls trymove
    - [+] removes F_SNEAKING
    - [+] effects:
        - [+] move slowly (2 times normal)
        - [+] never slip
        - [+] bonus on stealth check

ai.c

@@ -385,7 +385,7 @@ flag_t *aigoto(lifeform_t *lf, cell_t *c, enum MOVEREASON why, void *data, int t
 	if (lfhasflagval(lf, F_IGNORECELL, c->x, c->y, NA, NULL)) {
 		char lfname[BUFLEN];
 		getlfname(lf, lfname);
-		dblog(".oO { %s cannot go to targecell %d,%d due to f_ignorecell flag }", lfname, c->x, c->y);
+		if (db) dblog(".oO { %s cannot go to targecell %d,%d due to f_ignorecell flag }", lfname, c->x, c->y);
 		return NULL;
 	} 
 
@@ -1492,16 +1492,17 @@ int aispellok(lifeform_t *lf, enum OBTYPE spellid, lifeform_t *victim, enum FLAG
 		flag_t *willflag;
 		flag_t *srflag;
 		int srange = 5;
-		srflag = lfhasflag(lf, F_SWOOPRANGE);
-		if (srflag) {
-			srange = srflag->val[0];
-		}
 
 		willflag = lfhasflagval(lf, F_CANWILL, ot->id, NA, NA, NULL);
 		if (willflag) {
 			texttospellopts(f->text, NULL, NULL, NULL, &srange);
 			if (!srange) srange = 5;
 		}
+		// override...
+		srflag = lfhasflag(lf, F_SWOOPRANGE);
+		if (srflag) {
+			srange = srflag->val[0];
+		}
 
 		
 		if (!haslof(lf->cell, victim->cell, LOF_NEED,NULL)) {
@@ -1538,7 +1539,7 @@ int aispellok(lifeform_t *lf, enum OBTYPE spellid, lifeform_t *victim, enum FLAG
 		}
 	}
 	if (!specificcheckok) {
-		dblog(".oO { cant cast %s - specific spell check failed }", ot ? ot->name : "?unkownspell?");
+		if (db) dblog(".oO { cant cast %s - specific spell check failed }", ot ? ot->name : "?unkownspell?");
 		return B_FALSE;
 	}
 

defs.h

@@ -1792,6 +1792,7 @@ enum FLAG {
 	F_HOMELEVOB, // when this monster is auto generated on a level, place
 		// between v0 and v1 objects of type 'text' somewhere on 
 		// the level.
+	F_SNEAK, // moving slowly on purpose to avoid slipping.
 	F_AUTOCMD, // val0 = how many times to repeat this
 	F_LASTCMD, // text[0] = last command performed, v0/1 = x/y of cell, v2=various
 	F_CANLEARN, // lf is able to learn skill val0

flag.c

@@ -27,6 +27,8 @@ flag_t *addflag_real(flagpile_t *fp, enum FLAG id, int val1, int val2, int val3,
 	lifeform_t *lf;
 	flag_t *f;
 	map_t *redolight = NULL;
+	int redrawscreenatend = B_FALSE;
+	int redrawstatatend = B_FALSE;
 	int i;
 
 	// identified things mean all new flags are autmaticlaly known.
@@ -170,8 +172,8 @@ flag_t *addflag_real(flagpile_t *fp, enum FLAG id, int val1, int val2, int val3,
 				}
 			}
 			// player flags which cause a redraw
-			if (flagcausesredraw(f->pile->owner, f->id)) needredraw = B_TRUE;
-			if (flagcausesstatredraw(f->pile->owner, f->id)) statdirty = B_TRUE;
+			if (flagcausesredraw(f->pile->owner, f->id)) redrawscreenatend = B_TRUE;
+			if (flagcausesstatredraw(f->pile->owner, f->id)) redrawstatatend = B_TRUE;
 		} else if (f->pile->ob) {
 			if (announceobflaggain(f->pile->ob, f)) {
 				f->known = B_TRUE;
@@ -201,14 +203,17 @@ flag_t *addflag_real(flagpile_t *fp, enum FLAG id, int val1, int val2, int val3,
 		}
 	}
 
-	if ((gamemode == GM_GAMESTARTED) && (needredraw || statdirty || redolight)) {
+	if ((gamemode == GM_GAMESTARTED) && (redrawscreenatend || redrawstatatend || redolight)) {
 		if (redolight) {
 			dblog("CALCINGLIGHT from flag\n");
-			needredraw = B_TRUE;
+			redrawscreenatend = B_TRUE;
 			calclight(redolight);
 			precalclos(player);
 		}
 		dblog("DRAWINGSCREEN from flag\n");
+		
+		if (redrawscreenatend) needredraw = B_TRUE;
+		if (redrawstatatend) statdirty = B_TRUE;
 		drawscreen();
 	}
 	return f;
@@ -426,10 +431,6 @@ void killflag(flag_t *f) {
 	int redostat = B_FALSE;
 	int redoscreen = B_FALSE;
 
-	if (f->id == F_SIZE) {
-		dblog("xxx");
-	}
-
 	lf = f->pile->owner;
 
 	if (gamemode == GM_GAMESTARTED) {

io.c

@@ -5064,7 +5064,7 @@ void drawlevelfor(lifeform_t *lf) {
 		return;
 	}
 
-	dbtimestart("drawscreen");
+	//dbtimestart("drawscreen");
 	map = lf->cell->map;
 
 	needredraw = B_FALSE;
@@ -5114,7 +5114,7 @@ void drawlevelfor(lifeform_t *lf) {
 	if (db) dblog("ending DRAWLEVEL");
 
 	sprintf(buf, "end. ndrawn was %d",ndrawn);
-	dbtimeend(buf);
+	//dbtimeend(buf);
 	// move cursor to the player's position and blit
 	if (ndrawn) {
 		drawcursor();
@@ -5815,6 +5815,7 @@ void handleinput(void) {
 			case 'n':
 				trymove(player, chartodir(ch), B_TRUE);
 				break;
+			// running
 			case 'H':
 			case 'J':
 			case 'K':
@@ -5825,6 +5826,9 @@ void handleinput(void) {
 			case 'N':
 				tryrun(player, chartodir(ch));
 				break;
+			case 's': // slowwalk
+				trysneak(player, D_NONE);
+				break;
 			case '.': // wait
 				addflag(player->flags, F_LASTCMD, NA, NA, NA, temp);
 				if (count > 1) {

lf.c

@@ -4207,10 +4207,16 @@ int getmovespeed(lifeform_t *lf) {
 			break;
 	}
 
+
+	if (lfhasflag(lf, F_SNEAK)) {
+		speed *= 2;
+	}
+
 	if (speed < 1) speed = 1;
 
 	adjustspeedforwater(lf, &speed);
 
+
 	return speed;
 }
 
@@ -12048,6 +12054,11 @@ int real_skillcheck(lifeform_t *lf, enum CHECKTYPE ct, int diff, int mod, int *r
 		sumflags(lf->flags, F_ENHANCESEARCH, &bonus, NULL, NULL);
 		othermod += bonus;
 	} else if (ct == SC_STEALTH) {
+		if (attrib > 0) {
+			if (lfhasflag(lf, F_SNEAK)) {
+				othermod += 3;
+			}
+		}
 		if (isairborne(lf)) {
 			othermod += 5;
 		}

move.c

@@ -1179,9 +1179,11 @@ int moveto(lifeform_t *lf, cell_t *newcell, int onpurpose, int dontclearmsg) {
 		object_t *o,*nexto;
 		object_t *slipob;
 
-		slip = getslipperyness(newcell, &slipob);
-		if (slip && !skillcheck(lf, SC_SLIP, slip, 0)) {
-			slipon(lf, slipob);
+		if (!lfhasflag(lf, F_SNEAK)) {
+			slip = getslipperyness(newcell, &slipob);
+			if (slip && !skillcheck(lf, SC_SLIP, slip, 0)) {
+				slipon(lf, slipob);
+			} 
 		}
 
 		// activate traps
@@ -1476,6 +1478,26 @@ int tryrun(lifeform_t *lf, int dir) {
 	return B_FALSE;
 }
 
+int trysneak(lifeform_t *lf, int dir) {
+	if (dir == D_NONE) {
+		if (isplayer(lf)) { 
+			char ques[BUFLEN];
+			char ch;
+			sprintf(ques, "Carefully %s in which direction (- to cancel)", getmoveverb(lf));
+			ch = askchar(ques, "yuhjklbn.-","-", B_FALSE);	
+			dir = chartodir(ch);
+			if (dir == D_NONE) return B_TRUE;
+		} else {
+			return B_TRUE;
+		}
+	}
+	addflag(lf->flags, F_SNEAK, NA, NA, NA, NULL);
+	trymove(lf, dir, B_TRUE);
+	killflagsofid(lf->flags, F_SNEAK);
+	
+	return B_FALSE;
+}
+
 // try to pull lifeform towards cell c (or next to it)
 int pullnextto(lifeform_t *lf, cell_t *c) {
 	int dir;
@@ -1660,13 +1682,16 @@ int initiatemove(lifeform_t *lf, cell_t *cell, int *didmsg) {
 	if (!isairborne(lf)) {
 		int slip;
 		object_t *slipob;
-		slip = getslipperyness(lf->cell, &slipob);
-		if (slip && !skillcheck(lf, SC_SLIP, slip, 0)) {
-			slipon(lf, slipob);
-			if (didmsg) *didmsg = B_TRUE;
-			// don't move
-			reason = E_OK;
-			return B_TRUE;
+
+		if (!lfhasflag(lf, F_SNEAK)) {
+			slip = getslipperyness(lf->cell, &slipob);
+			if (slip && !skillcheck(lf, SC_SLIP, slip, 0)) {
+				slipon(lf, slipob);
+				if (didmsg) *didmsg = B_TRUE;
+				// don't move
+				reason = E_OK;
+				return B_TRUE;
+			} 
 		}
 	}
 

move.h

@@ -27,5 +27,6 @@ void swapplaces(lifeform_t *lf1, lifeform_t *lf2, int onpurpose);
 int teleportto(lifeform_t *lf, cell_t *c, int wantsmoke);
 int trymove(lifeform_t *lf, int dir, int onpurpose);
 int tryrun(lifeform_t *lf, int dir);
+int trysneak(lifeform_t *lf, int dir);
 int walkoffmap(lifeform_t *lf, int dir, int onpurpose);
 int willmove(lifeform_t *lf, int dir, enum ERROR *error);

nexus.c

@@ -983,7 +983,7 @@ int rollhitdice(lifeform_t *lf) {
 	int roll = 0;
 	int i;
 	float mod;
-	int db = B_TRUE;
+	int db = B_FALSE;
 
 	f = hasflag(lf->flags, F_HITDICE);
 	if (f) {