- [+] replace isice() with tt->ice

- [+] extra properties on existing tiles
    - [+] sticky tiles should make it hard to accelerate when not moving
    - [+] Tile which stops net! (metal, honey, ice)

data/tiledefs.dat

@@ -160,12 +160,15 @@ end
 tile honey
 id 1
 solid 1
+stopnet 1
 file newtiles/honey.png
 end
 
 tile honeytop
 id 4
 solid 1
+sticky 1
+stopnet 1
 file newtiles/honeytop.png
 end
 
@@ -210,12 +213,16 @@ end
 tile icetop
 id 20
 solid 1
+slippery 1
+stopnet 1
 file newtiles/icetop.png
 end
 
 tile ice
 id 21
 solid 1
+slippery 1
+stopnet 1
 file newtiles/ice.png
 end
 
@@ -356,6 +363,7 @@ end
 tile land
 id 4
 solid 1
+stopnet 1
 file newtiles/metal.png
 end
 
@@ -492,6 +500,7 @@ end
 tile castle
 id 4
 solid 1
+stopnet 1
 file newtiles/castle.png
 end
 
@@ -577,6 +586,7 @@ end
 tile icebridge
 id 26
 solid 2
+slippery 1
 file newtiles/icebridge.png
 end
 

defs.h

@@ -239,6 +239,8 @@ enum ENDGAMETYPE {
 #define ICEACCEL	0.1
 #define ICEDECCEL	0.03
 
+#define STICKYACCEL	0.02
+
 // blackcloud
 #define CLOUDGROWSPEED	25 // lower is faster
 #define CLOUDGROWAMT	0.01 // lower is faster
@@ -909,6 +911,9 @@ typedef struct tiletype_s {
 	int solid;
 	int water;
 	int spikes;
+	int sticky;
+	int stopnet;
+	int slippery;
 	SDL_Surface *img[MAXTILEFRAMES];
 	int numframes;
 	int animspeed;

rc.c

@@ -1894,7 +1894,7 @@ void jump(sprite_t *s, int dir) {
 					s->jumpdir++;
 				} else if ((tt->id == T_LEFT) && (s->jumpdir < 0)) {
 					s->jumpdir--;
-				} else if (isice(tt->id) && !isinwater(s)) {
+				} else if (tt->slippery && !isinwater(s)) {
 					s->jumpdir = s->xs / getspeed(s);
 					//if (s->jumpdir > getspeed(s)) s->jumpdir -= getspeed(s);
 					//if (s->jumpdir < -getspeed(s)) s->jumpdir += getspeed(s);
@@ -2068,12 +2068,6 @@ void die(sprite_t *s) {
 				if (s2->caughtby == s) {
 					uncatch(s2);
 					s2->angry = B_TRUE;
-					if (s2->id == P_SPIDER) {
-						// climb up!
-						s2->flies = B_TRUE;
-						s2->falling = B_FALSE;
-						s2->ys = -getspeed(s2);
-					}
 				}
 			}
 
@@ -6850,7 +6844,7 @@ void dotileeffects(sprite_t *s) {
 				}
 			}
 			finished = B_TRUE;
-		} else if (isice(tt->id))  {
+		} else if (tt->slippery)  {
 			if (isplayer(s) && !isinwater(s)) {
 				if (globpowerup != PW_CLOCK) {
 					if (!s->moved) {
@@ -8178,8 +8172,6 @@ void drawnetting(sprite_t *s) {
 		if (netsleft < 1) netsleft = 1;
 		dis = (int)s->img->h / (int)(netsleft+1) + 1;
 
-
-
 		for (y = dis; y < s->img->h; y += dis) {
 			SDL_Rect endarea;
 			SDL_Surface *netim;
@@ -8970,7 +8962,33 @@ void dogravity(sprite_t *s) {
 		}
 	}
 
+	// extend/withdraw player net
 	if (s->netting) {
+		tiletype_t *tt;
+		double xx,yy;
+		double disfromtop,incamt;
+		int stop = B_FALSE;
+
+		// check for net hitting bad tile.
+		xx = s->x + (s->netlen * s->netdir);
+		//incamt = (int)s->img->h / (int)(netsleft+1) + 1;
+		incamt = (int)s->img->h / (int)(s->netmax+1) + 1;
+		for (disfromtop = incamt; disfromtop < s->img->h; disfromtop += incamt) {
+			yy = s->y - s->img->h + disfromtop;
+			tt = gettileat(xx,yy,NULL,NULL);
+			if (tt->stopnet) {
+				stop = B_TRUE;
+				break;
+			}
+		}
+
+		if (stop) {
+			// net immediately starts returning.
+			s->netspeed = -NETSPEED;
+			adjustx(s, F_WALK1);
+		}
+
+		// net is still going
 		if (s->powerup == PW_ACCORDION) {
 			if (s->netspeed > 0) {
 				s->netlen += s->netspeed;
@@ -9383,9 +9401,14 @@ int movex(sprite_t *s,double amt,int onpurpose) {
 	tt = gettileat(s->x, s->y, &tilex,&tiley);
 
 
+
 	if (amt > 0) amtdir = 1;
 		else (amtdir = -1);
 
+	// walking on sticky tiles?
+	if (tt->sticky && onpurpose && !s->falling) {
+		amt /= 2;
+	}
 
 	curx = s->x;
 	cury = s->y;
@@ -9424,11 +9447,12 @@ int movex(sprite_t *s,double amt,int onpurpose) {
 	}
 
 	/* get new position */
-	if (isplayer(s) && isice(tt->id) && !isinwater(s) && onpurpose ) {
+	if (isplayer(s) && tt->slippery && !isinwater(s) && onpurpose ) {
 		double newxs;
+		double accel = ICEACCEL;
 		// change speed
-		newxs = s->xs + (s->dir*ICEACCEL);
+		newxs = s->xs + (s->dir*accel);
-		s->xs += (s->dir*ICEACCEL);
+		s->xs += (s->dir*accel);
 		// don't get too fast!
 		if (newxs > getspeed(s)) newxs = getspeed(s);
 		if (newxs < -getspeed(s)) newxs = -getspeed(s);
@@ -9460,9 +9484,10 @@ int movex(sprite_t *s,double amt,int onpurpose) {
 	}
 
 	if (domove) {
-		if (isplayer(s) && isice(tt->id) && !isinwater(s) && onpurpose) {
+		if (isplayer(s) && tt->slippery && !isinwater(s) && onpurpose) {
+			double accel = ICEACCEL;
 			// change speed
-			s->xs += (s->dir*ICEACCEL);
+			s->xs += (s->dir*accel);
 			// don't get too fast!
 			if (s->xs > getspeed(s)) s->xs = getspeed(s);
 			if (s->xs < -getspeed(s)) s->xs = -getspeed(s);
@@ -9473,7 +9498,7 @@ int movex(sprite_t *s,double amt,int onpurpose) {
 			s->x += amt;
 			s->xs = amt;
 			if (!onpurpose) {
-				if (isice(tt->id) && !isinwater(s)) {
+				if (tt->slippery && !isinwater(s)) {
 					s->moved = MV_ICE;
 				} else if (!isconveyor(tt->id)) {
 					s->moved = MV_WALK;
@@ -13389,6 +13414,13 @@ void uncatch(sprite_t *s) {
 	}
 	s->caughtby = NULL;
 	s->caughtstate = B_FALSE;
+
+	if (s->id == P_SPIDER) {
+		// climb up!
+		s->flies = B_TRUE;
+		s->falling = B_FALSE;
+		s->ys = -getspeed(s);
+	}
 }
 
 void makeinvuln(sprite_t *s) {
@@ -15060,6 +15092,7 @@ int isbridge(int id) {
 }
 
 
+/*
 int isice(int id) {
 	switch (id) {
 		case T_ICE:
@@ -15069,6 +15102,8 @@ int isice(int id) {
 	}
 	return B_FALSE;
 }
+*/
+
 
 int isconveyor(int id) {
 	switch (id) {

rc.h

@@ -146,7 +146,7 @@ int getpnum(sprite_t *s);
 sprite_t *getrandomaliveplayer(void);
 int isonplatform(double x, double y);
 int countbabies(sprite_t *s, int babytype);
-int isice(int id);
+//int isice(int id);
 int isconveyor(int id);
 int isbridge(int id);
 int savebmp(SDL_Surface *which);

shared.c

@@ -1181,6 +1181,9 @@ int loadtiletypes(char *filename) {
 				t->animsync = B_FALSE;
 				t->water = B_FALSE;
 				t->spikes = B_FALSE;
+				t->sticky = B_FALSE;
+				t->slippery = B_FALSE;
+				t->stopnet = B_FALSE;
 				t->solid = B_TRUE;
 				for (i = 0; i < TILEW; i++) {
 					t->lowness[i] = 0;
@@ -1230,6 +1233,18 @@ int loadtiletypes(char *filename) {
 				p = strtok(buf, " ");
 				p = strtok(NULL, " ");
 				t->solid = atoi(p);
+			} else if (strstr(buf, "sticky") == buf) {
+				p = strtok(buf, " ");
+				p = strtok(NULL, " ");
+				t->sticky = atoi(p);
+			} else if (strstr(buf, "stopnet") == buf) {
+				p = strtok(buf, " ");
+				p = strtok(NULL, " ");
+				t->stopnet = atoi(p);
+			} else if (strstr(buf, "slippery") == buf) {
+				p = strtok(buf, " ");
+				p = strtok(NULL, " ");
+				t->slippery = atoi(p);
 			} else if (strstr(buf, "spikes") == buf) {
 				p = strtok(buf, " ");
 				p = strtok(NULL, " ");